<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0035-001X</journal-id>
<journal-title><![CDATA[Revista mexicana de física]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. fis.]]></abbrev-journal-title>
<issn>0035-001X</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Física]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0035-001X2010000200001</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[The problem of glass formation and the low frequency vibrational modes anomalies]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romero-Arias]]></surname>
<given-names><![CDATA[J.R.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Física Departamento de Física-Química]]></institution>
<addr-line><![CDATA[México D.F]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2010</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2010</year>
</pub-date>
<volume>56</volume>
<numero>2</numero>
<fpage>97</fpage>
<lpage>105</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2010000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2010000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2010000200001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[In this article, we give a short review of the theoretical problems concerning the formation of disordered materials (known as glasses). Then we show how this problem is related to the anomalies in the low frequency vibrational modes observed in glasses. Rigidity theory and the energy landscape topology picture is used to decode how this relationship is built for network glasses. Finally, the problem of the speed of cooling and the ability to reach thermal equilibrium in glasses is explored using a simple model with non-linear interactions. The results are also interesting in soft-matter and protein folding.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[En este trabajo se presenta una revisión de los problemas concernientes a la formación de materiales con estructuras desordenadas, llamados vidrios, y su relación con el exceso de modos vibracionales de baja frecuencia. La teoría de la rigidez y la topología del paisaje de energías se usan para entender como surge dicha relación. Finalmente, el problema de la velocidad mínima de enfriamiento y la habilidad de formar vidrios se estudia en el mismo contexto, pero usando un modelo de interacción no lineal. Los resultados son interesantes tanto para materia suave como para el problema del doblamiento de proteínas.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Glass transition]]></kwd>
<kwd lng="en"><![CDATA[glasses]]></kwd>
<kwd lng="en"><![CDATA[low frequency modes]]></kwd>
<kwd lng="es"><![CDATA[Transición vítrea]]></kwd>
<kwd lng="es"><![CDATA[vidrios]]></kwd>
<kwd lng="es"><![CDATA[modos de baja frecuencia]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="justify"><font face="verdana" size="4">Revisi&oacute;n</font></p>     <p align="justify"><font face="verdana" size="4">&nbsp;</font></p>     <p align="center"><font face="verdana" size="4"><b>The problem of glass formation and the low frequency vibrational modes anomalies</b></font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>G.G. Naumis and J.R. Romero&#150;Arias</b></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><i>Instituto de F&iacute;sica, Dpto. de F&iacute;sica&#150;Qu&iacute;mica, Universidad Nacional Aut&oacute;noma de M&eacute;xico, Apartado Postal 20&#150;364, M&eacute;xico 01000, D.F, M&eacute;xico.</i></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">Recibido el 11 de noviembre de 2009    <br> Aceptado el 16 de febrero de 2010</font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>Abstract</b></font></p>     <p align="justify"><font face="verdana" size="2">In this article, we give a short review of the theoretical problems concerning the formation of disordered materials (known as glasses). Then we show how this problem is related to the anomalies in the low frequency vibrational modes observed in glasses. Rigidity theory and the energy landscape topology picture is used to decode how this relationship is built for network glasses. Finally, the problem of the speed of cooling and the ability to reach thermal equilibrium in glasses is explored using a simple model with non&#150;linear interactions. The results are also interesting in soft&#150;matter and protein folding.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Keywords: </b>Glass transition; glasses; low frequency modes.</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>Resumen</b></font></p>     <p align="justify"><font face="verdana" size="2">En este trabajo se presenta una revisi&oacute;n de los problemas concernientes a la formaci&oacute;n de materiales con estructuras desordenadas, llamados vidrios, y su relaci&oacute;n con el exceso de modos vibracionales de baja frecuencia. La teor&iacute;a de la rigidez y la topolog&iacute;a del paisaje de energ&iacute;as se usan para entender como surge dicha relaci&oacute;n. Finalmente, el problema de la velocidad m&iacute;nima de enfriamiento y la habilidad de formar vidrios se estudia en el mismo contexto, pero usando un modelo de interacci&oacute;n no lineal. Los resultados son interesantes tanto para materia suave como para el problema del doblamiento de prote&iacute;nas.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Descriptores: </b>Transici&oacute;n v&iacute;trea; vidrios; modos de baja frecuencia. </font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">PACS: 64.70.P&#150;; 64.70.Q&#150;; 63.50.Lm</font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><a href="/pdf/rmf/v56n2/v56n2a1.pdf" target="_blank">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>Acknowledgments</b></font></p>     <p align="justify"><font face="verdana" size="2">We thank DGAPA&#150;UNAM projects IN&#150;117806. and CONA&#150;CyT 50368 for financial support and C. Moukarzel for pointing out to us the rigidity properties of the second neighbor spring chain. Calculations were carried at the KanBalam and Baklitz supercomputers of DGSCA&#150;UNAM.</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>References</b></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">1. I. Bernal, <i>Historia General de M&eacute;xico </i>(El Colegio de M&eacute;xico, M&eacute;xico, 2000).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358974&pid=S0035-001X201000020000100001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">2. P.W. Anderson, <i>Science </i><b>267 </b>(1995) 1615.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358975&pid=S0035-001X201000020000100002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">3. J.C. Phillips, <i>PNAS </i><b>106 </b>(2009) 15534.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358976&pid=S0035-001X201000020000100003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">4. J. Jackle, <i>Rep. Pro. Phys. </i><b>49 </b>(1986) 171.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358977&pid=S0035-001X201000020000100004&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">5. A.J. Liu and S.R. Nagel, <i>Nature </i><b>396 </b>(1998) 21.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358978&pid=S0035-001X201000020000100005&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">6. A. Huerta, G.G. Naumis, D.T. Wasan, D. Henderson, and A. Trokhymchuk, <i>J. of Chem. Phys. </i><b>120 </b>(2004) 1506.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358979&pid=S0035-001X201000020000100006&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">7. S. Ciliberti,P. De Los Rios, and F. Piazza, <i>Phys. Rev. Lett. </i><b>96 </b>(2006) 198103.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358980&pid=S0035-001X201000020000100007&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">8. J.C. Phillips, <i>Rep. Prog. Phys. </i><b>59 </b>(1996) 1133.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358981&pid=S0035-001X201000020000100008&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">9. G.G. Naumis and R. Kerner, <i>J. of Non&#150;Cryst. Solids </i><b>231 </b>(1998) 111.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358982&pid=S0035-001X201000020000100009&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">10. R. Kerner, <i>Physica B </i><b>215 </b>(1995) 267.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358983&pid=S0035-001X201000020000100010&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">11. R. Kerner and G.G. Naumis, <i>J. of Phys: Condens. Matter </i><b>12 </b>(2000) 1641.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358984&pid=S0035-001X201000020000100011&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">12. M. Micoulaut and G.G. Naumis, <i>Europhys Lett. </i><b>47 </b>(1999) 568.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358985&pid=S0035-001X201000020000100012&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">13. G.G. Naumis, R.A. Barrio, R. Kerner, and M. Micoulaut, <i>Rev. Mex. de F&iacute;s. </i><b>44 </b>(1998) 80.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358986&pid=S0035-001X201000020000100013&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">14. P.G. Debenedetti, <i>Metastable Liquids </i>(Princeton Unv. Press, 1996).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358987&pid=S0035-001X201000020000100014&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">15. P.G. Debenedetti and F.H. Stillinger, <i>Nature </i><b>410 </b>(2000) 259.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358988&pid=S0035-001X201000020000100015&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">16. M. Tatsumisago, B.L. Halfpap, J.L. Green, S.M. Lindsay, and C.A. Angell, <i>Phys. Rev. Lett. </i><b>64 </b>(1990) 1549.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358989&pid=S0035-001X201000020000100016&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">17. K. Binder and W. Kob, Glassy materials and disordered solids (World Scientific, Singapoure, 2005).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358990&pid=S0035-001X201000020000100017&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">18. J.C. Phillips, <i>J. Non&#150;Cryst. Solids </i><b>34 </b>(1979) 153.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358991&pid=S0035-001X201000020000100018&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">19. M.F. Thorpe, <i>J. Non&#150;Cryst. Solids </i><b>57 </b>(1983) 355.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358992&pid=S0035-001X201000020000100019&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">20. J.C. Phillips, in Rigidity Theory and Applications, ed. by M. Thorpe and P.M. Duxbury (Kluwer Academic/Plenum Publishers, New York, 1999).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358993&pid=S0035-001X201000020000100020&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">21. G.G. Naumis an H. Flores&#150;Ruiz, <i>Phys. Rev. B </i><b>78 </b>(2008) 094203.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358994&pid=S0035-001X201000020000100021&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">22. P. Lucas, E.A. King, A.D. Horner, and S.K. Sundaram, <i>J. of Non&#150;Cryst. Solids </i><b>352 </b>(2006) 2067.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358995&pid=S0035-001X201000020000100022&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">23. P. Lucas, <i>J. of Phys.: Cond. Mat. </i><b>18 </b>(2006) 5629.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358996&pid=S0035-001X201000020000100023&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><p align="justify"><font face="verdana" size="2">24. P. Boolchand <i>et al.</i>, <b>5 </b>(2002) 713.</font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">25. A. Angell, <i>Nature </i><b>393 </b>(1998) 521.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358998&pid=S0035-001X201000020000100024&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">26. M. Goldstein, <i>J. of Chem. Phys. </i><b>64 </b>(1976) 11.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8358999&pid=S0035-001X201000020000100025&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">27. G. Fabricius and D.A. Stariolo, <i>Physica A </i><b>331 </b>(2004) 90.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359000&pid=S0035-001X201000020000100026&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">28. G.G. Naumis, <i>Phys. Rev. E </i><b>71 </b>(2005) 056132.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359001&pid=S0035-001X201000020000100027&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">29. H. He and M.F. Thorpe, <i>Phys. Rev. Lett. </i><b>54 </b>(1985) 2107.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359002&pid=S0035-001X201000020000100028&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">30. D. Selvanathan, W.J. Bresser, and P. Boolchand, <i>Phys. Rev. B </i><b>61 </b>(2000) 15061.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359003&pid=S0035-001X201000020000100029&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">31. P. Boolchand, <i>Vibrational Excitations in glasses: rigidity transition and Lamb&#150;M&ouml;ssbauer Factors</i>, in: Insulating and semiconducting glasses, ed. by P. Boolchand (World Scientific, Singapore, 2000).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359004&pid=S0035-001X201000020000100030&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">32. Y. Wang <i>et al. Phys. Rev. Lett. </i><b>87 </b>(2001) 185503.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359005&pid=S0035-001X201000020000100031&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">33. M. Wyart, <i>Ann. Phys. Fr. </i><b>30 </b>(2005) 1.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359006&pid=S0035-001X201000020000100032&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">34. C.F. Moukarzel, <i>Phys. Rev. Lett. </i><b>81 </b>(1998) 1634.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359007&pid=S0035-001X201000020000100033&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">35. C.F. Moukarzel, <i>Phys. Rev. E </i><b>68 </b>(2003) 056104.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359008&pid=S0035-001X201000020000100034&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">36. A. Huerta and G.G. Naumis, <i>Phys. Lett. A </i><b>299 </b>(2002) 660.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359009&pid=S0035-001X201000020000100035&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">37. A. Huerta and G.G. Naumis, <i>Phys. Rev. B </i><b>66 </b>(2002) 184204.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359010&pid=S0035-001X201000020000100036&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">38. A. Huerta and G.G. Naumis, <i>J. of Non&#150;Cryst. Solids </i><b>329 </b>(2003) 100.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359011&pid=S0035-001X201000020000100037&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">39. A. Huerta and G.G. Naumis, <i>Phys. Rev. Lett. </i><b>90 </b>(2003) 145701.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359012&pid=S0035-001X201000020000100038&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">40. A. Kraemer and G.G. Naumis, <i>J. of Chem. Phys. </i><b>128 </b>(2008) 134516.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359013&pid=S0035-001X201000020000100039&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">41. T.L. Hill, <i>An introduction to statistical thermodynamics </i>(Dover, New York, 1986).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359014&pid=S0035-001X201000020000100040&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">42. G.G. Naumis, <i>Phys. Rev. E </i><b>71 </b>(2005) 026114.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359015&pid=S0035-001X201000020000100041&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">43. P. Boolchand <i>et al.</i>, <i>Solids State Ionics </i><b>39 </b>(1990) 81.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359016&pid=S0035-001X201000020000100042&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">44. W.A. Kamitakahara <i>et al.</i>, <i>Phys. Rev. B </i><b>44 </b>(1991) 94.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359017&pid=S0035-001X201000020000100043&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">45. M.M. Tirion, <i>Phys. Rev. Lett. </i><b>77 </b>1905 (1996).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359018&pid=S0035-001X201000020000100044&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">46. F. Pontiggia, G. Colombo, C. Micheletti, and H. Orland, <i>Phys Rev Lett. </i><b>98 </b>(2007) 048102.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359019&pid=S0035-001X201000020000100045&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">47. J.C. Dyre, T. Christensen, and N. B. Olsen, <i>J. Non&#150;Cryst. Solids </i><b>351 </b>(2006) 4635.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359020&pid=S0035-001X201000020000100046&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">48. G.G. Naumis, <i>Phys. Rev. B </i><b>61 </b>(2000) R9205.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359021&pid=S0035-001X201000020000100047&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">49. P.K. Gupta and J.K. Mauro, <i>J. of Chem. Physics </i><b>130</b>, (2009) 094503.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359022&pid=S0035-001X201000020000100048&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">50. J.C. Mauro, Y. Yue, A. J. Ellison, P.K. Gupta, and D.C. Allan, <i>PNAS </i><b>106 </b>(2009) 19780.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359023&pid=S0035-001X201000020000100049&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">51. F.H. Stillinger, <i>Phys. Rev. E </i><b>59 </b>(1999) 48.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359024&pid=S0035-001X201000020000100050&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">52. P. Duxbury, D. Jacobs, M. Thorpe, and C. Moukarzel, <i>Phys. Rev. E </i><b>55 </b>(1999) 2084.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359025&pid=S0035-001X201000020000100051&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">53. R.W. Hall and P.G. Wolynes, <i>J. Chem. Phys. </i><b>86 </b>(1987) 2943.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359026&pid=S0035-001X201000020000100052&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">54. D. Tabor, <i>Gases, liquids and solids </i>(Cambridge University Press, Cambridge, 1996).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359027&pid=S0035-001X201000020000100053&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">55. W.A. Phillips, U. Buchenau, N. N&uuml;cker, A.J. Dianoux, and W. Petry, <i>Phys. Rev. Lett. </i><b>63 </b>(1989) 2381.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359028&pid=S0035-001X201000020000100054&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">56. U. Buchenau and R. Zorn, <i>Europhys. Lett. </i><b>18 </b>(1992) 523.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359029&pid=S0035-001X201000020000100055&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">57. G.G. Naumis, <i>Phys. Rev. B </i><b>73 </b>(2006) 172202.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359030&pid=S0035-001X201000020000100056&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">58. G.G. Naumis, <i>J. of Non&#150;Cryst. </i>Solids <b>352 </b>(2006) 4685.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359031&pid=S0035-001X201000020000100057&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">59. A.N. Sreeram, D.R. Swiler, and A.K. Varshneya, <i>J. Non&#150;Cryst. Solids </i><b>127 </b>(1991) 287.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359032&pid=S0035-001X201000020000100058&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">60. J.C. Phillips, in: Rigidity Theory and Applications, ed. J.C. Phillips and P.M. Duxbury, Kluwer Academic/Plenum Publishers (New York, 1999) p. 279.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359033&pid=S0035-001X201000020000100059&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">61. D.V. Louzguine&#150;Luzgin, T. Saito, J. Saida, and A. Inoue, <i>Journal Materials Research </i><b>23 </b>(2008) 515.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359034&pid=S0035-001X201000020000100060&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">62. E. Fermi, J. Pasta, and S. Ulam, Los Alamos report L.A.1940, Enrico Fermi, Collected Papers II (1955) (Univ. Chicago Press, Chicago 1965).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359035&pid=S0035-001X201000020000100061&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">63. M. Toda, <i>Theory of Non&#150;Linear Lattices </i>(Springer&#150;Verlag, Berlin, 1988).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359036&pid=S0035-001X201000020000100062&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">64. D.K. Campbell, S. Flach, and Y.S. Kivshar, <i>Physics Today </i><b>43 </b>(2004).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359037&pid=S0035-001X201000020000100063&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">65. J. Ford, <i>J. Math. Phys. </i><b>2 </b>(1961) 387.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359038&pid=S0035-001X201000020000100064&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">66. R. Reigada, A. Sarmiento, and K. Linderberg, <i>Phys. Rev. E </i><b>64 </b>(2001) 066113.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359039&pid=S0035-001X201000020000100065&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">67. R. Reigada, A. Sarmiento, and K. Linderberg, <i>Phys. Rev. E </i><b>64</b>, 066608 (2001).</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359040&pid=S0035-001X201000020000100066&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">68. A. Ponno, in: <i>Chaotic Dynamics and Transport in Classical and Quantum Systems</i>, Proceedings of the NATO Advanced Study Institute on International Summer School on Chaotic Dynamics and Transport in Classical and Quantum Systems Carg&egrave;se, Corsica 18&#150;30 August 2003, Vol. 182 (Springer Netherlands, Amsterdam, 2005) p. 431.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359041&pid=S0035-001X201000020000100067&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">69. I. Cer&oacute;n, G.G. Naumis, F. Salazar, and C. Wang <i>Phys. Lett. A </i><b>337 </b>(2005) 141.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359042&pid=S0035-001X201000020000100068&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --><p align="justify"><font face="verdana" size="2">70. R. Reigada, A. Sarmiento, and K. Lindenberg, <i>Phys. Rev. E </i><b>66 </b>(2002) 046607.</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8359043&pid=S0035-001X201000020000100069&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --> ]]></body><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bernal]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<source><![CDATA[Historia General de México]]></source>
<year>2000</year>
<publisher-name><![CDATA[El Colegio de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anderson]]></surname>
<given-names><![CDATA[P.W.]]></given-names>
</name>
</person-group>
<source><![CDATA[Science]]></source>
<year>1995</year>
<volume>267</volume>
<page-range>1615</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
</person-group>
<source><![CDATA[PNAS]]></source>
<year>2009</year>
<volume>106</volume>
<page-range>15534</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jackle]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Rep. Pro. Phys.]]></source>
<year>1986</year>
<volume>49</volume>
<page-range>171</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[A.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Nagel]]></surname>
<given-names><![CDATA[S.R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nature]]></source>
<year>1998</year>
<volume>396</volume>
<page-range>21</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huerta]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Wasan]]></surname>
<given-names><![CDATA[D.T.]]></given-names>
</name>
<name>
<surname><![CDATA[Henderson]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Trokhymchuk]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Chem. Phys.]]></source>
<year>2004</year>
<volume>120</volume>
<page-range>1506</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ciliberti]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[De Los Rios]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Piazza]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. Lett.]]></source>
<year>2006</year>
<volume>96</volume>
<page-range>198103</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Rep. Prog. Phys.]]></source>
<year>1996</year>
<volume>59</volume>
<page-range>1133</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Kerner]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Non-Cryst. Solids]]></source>
<year>1998</year>
<volume>231</volume>
<page-range>111</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kerner]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Physica B]]></source>
<year>1995</year>
<volume>215</volume>
<page-range>267</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kerner]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Phys: Condens. Matter]]></source>
<year>2000</year>
<volume>12</volume>
<page-range>1641</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Micoulaut]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Europhys Lett.]]></source>
<year>1999</year>
<volume>47</volume>
<page-range>568</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrio]]></surname>
<given-names><![CDATA[R.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Kerner]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Micoulaut]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Rev. Mex. de Fís.]]></source>
<year>1998</year>
<volume>44</volume>
</nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Debenedetti]]></surname>
<given-names><![CDATA[P.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Metastable Liquids]]></source>
<year>1996</year>
<publisher-name><![CDATA[Princeton Unv. Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Debenedetti]]></surname>
<given-names><![CDATA[P.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Stillinger]]></surname>
<given-names><![CDATA[F.H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nature]]></source>
<year>2000</year>
<volume>410</volume>
<page-range>259</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tatsumisago]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Halfpap]]></surname>
<given-names><![CDATA[B.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Green]]></surname>
<given-names><![CDATA[J.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Lindsay]]></surname>
<given-names><![CDATA[S.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Angell]]></surname>
<given-names><![CDATA[C.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. Lett.]]></source>
<year>1990</year>
<volume>64</volume>
<page-range>1549</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Binder]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Kob]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<source><![CDATA[Glassy materials and disordered solids]]></source>
<year>2005</year>
<publisher-name><![CDATA[World Scientific]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. Non-Cryst. Solids]]></source>
<year>1979</year>
<volume>34</volume>
<page-range>153</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Thorpe]]></surname>
<given-names><![CDATA[M.F.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. Non-Cryst. Solids]]></source>
<year>1983</year>
<volume>57</volume>
<page-range>355</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
</person-group>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Thorpe]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Duxbury]]></surname>
<given-names><![CDATA[P.M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Rigidity Theory and Applications]]></source>
<year>1999</year>
<publisher-loc><![CDATA[New York ]]></publisher-loc>
<publisher-name><![CDATA[Kluwer AcademicPlenum Publishers]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Flores-Ruiz]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. B]]></source>
<year>2008</year>
<volume>78</volume>
<page-range>094203</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lucas]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[King]]></surname>
<given-names><![CDATA[E.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Horner]]></surname>
<given-names><![CDATA[A.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Sundaram]]></surname>
<given-names><![CDATA[S.K.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Non-Cryst. Solids]]></source>
<year>2006</year>
<volume>352</volume>
<page-range>2067</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lucas]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Phys.: Cond. Mat.]]></source>
<year>2006</year>
<volume>18</volume>
<page-range>5629</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Angell]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nature]]></source>
<year>1998</year>
<volume>393</volume>
<page-range>521</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Goldstein]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Chem. Phys.]]></source>
<year>1976</year>
<volume>64</volume>
<page-range>11</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fabricius]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Stariolo]]></surname>
<given-names><![CDATA[D.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Physica A]]></source>
<year>2004</year>
<volume>331</volume>
<page-range>90</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. E]]></source>
<year>2005</year>
<volume>71</volume>
<page-range>056132</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>29</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[He]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Thorpe]]></surname>
<given-names><![CDATA[M.F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. Lett.]]></source>
<year>1985</year>
<volume>54</volume>
<page-range>2107</page-range></nlm-citation>
</ref>
<ref id="B29">
<label>30</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Selvanathan]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Bresser]]></surname>
<given-names><![CDATA[W.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Boolchand]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. B]]></source>
<year>2000</year>
<volume>61</volume>
<page-range>15061</page-range></nlm-citation>
</ref>
<ref id="B30">
<label>31</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boolchand]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Vibrational Excitations in glasses: rigidity transition and Lamb-Mössbauer Factors]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Boolchand]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Insulating and semiconducting glasses]]></source>
<year>2000</year>
<publisher-name><![CDATA[World Scientific]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B31">
<label>32</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. Lett.]]></source>
<year>2001</year>
<volume>87</volume>
<page-range>185503</page-range></nlm-citation>
</ref>
<ref id="B32">
<label>33</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wyart]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Ann. Phys. Fr.]]></source>
<year>2005</year>
<volume>30</volume>
<page-range>1</page-range></nlm-citation>
</ref>
<ref id="B33">
<label>34</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moukarzel]]></surname>
<given-names><![CDATA[C.F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. Lett.]]></source>
<year>1998</year>
<volume>81</volume>
<page-range>1634</page-range></nlm-citation>
</ref>
<ref id="B34">
<label>35</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moukarzel]]></surname>
<given-names><![CDATA[C.F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. E]]></source>
<year>2003</year>
<volume>68</volume>
<page-range>056104</page-range></nlm-citation>
</ref>
<ref id="B35">
<label>36</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huerta]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Lett. A]]></source>
<year>2002</year>
<volume>299</volume>
<page-range>660</page-range></nlm-citation>
</ref>
<ref id="B36">
<label>37</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huerta]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. B]]></source>
<year>2002</year>
<volume>66</volume>
<page-range>184204</page-range></nlm-citation>
</ref>
<ref id="B37">
<label>38</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huerta]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Non-Cryst. Solids]]></source>
<year>2003</year>
<volume>329</volume>
<page-range>100</page-range></nlm-citation>
</ref>
<ref id="B38">
<label>39</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huerta]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. Lett.]]></source>
<year>2003</year>
<volume>90</volume>
<page-range>145701</page-range></nlm-citation>
</ref>
<ref id="B39">
<label>40</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kraemer]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Chem. Phys.]]></source>
<year>2008</year>
<volume>128</volume>
<page-range>134516</page-range></nlm-citation>
</ref>
<ref id="B40">
<label>41</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hill]]></surname>
<given-names><![CDATA[T.L.]]></given-names>
</name>
</person-group>
<source><![CDATA[An introduction to statistical thermodynamics]]></source>
<year>1986</year>
<publisher-loc><![CDATA[New York ]]></publisher-loc>
<publisher-name><![CDATA[Dover]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B41">
<label>42</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. E]]></source>
<year>2005</year>
<volume>71</volume>
<page-range>026114</page-range></nlm-citation>
</ref>
<ref id="B42">
<label>43</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boolchand]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Solids State Ionics]]></source>
<year>1990</year>
<volume>39</volume>
<page-range>81</page-range></nlm-citation>
</ref>
<ref id="B43">
<label>44</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kamitakahara]]></surname>
<given-names><![CDATA[W.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. B]]></source>
<year>1991</year>
<volume>44</volume>
<page-range>94</page-range></nlm-citation>
</ref>
<ref id="B44">
<label>45</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tirion]]></surname>
<given-names><![CDATA[M.M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. Lett.]]></source>
<year>1996</year>
<volume>77</volume>
<page-range>1905</page-range></nlm-citation>
</ref>
<ref id="B45">
<label>46</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pontiggia]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Colombo]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Micheletti]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Orland]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys Rev Lett.]]></source>
<year>2007</year>
<volume>98</volume>
<page-range>048102</page-range></nlm-citation>
</ref>
<ref id="B46">
<label>47</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dyre]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Christensen]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Olsen]]></surname>
<given-names><![CDATA[N. B.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. Non-Cryst. Solids]]></source>
<year>2006</year>
<volume>351</volume>
<page-range>4635</page-range></nlm-citation>
</ref>
<ref id="B47">
<label>48</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. B]]></source>
<year>2000</year>
<volume>61</volume>
</nlm-citation>
</ref>
<ref id="B48">
<label>49</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gupta]]></surname>
<given-names><![CDATA[P.K.]]></given-names>
</name>
<name>
<surname><![CDATA[Mauro]]></surname>
<given-names><![CDATA[J.K.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Chem. Physics]]></source>
<year>2009</year>
<volume>130</volume>
<page-range>094503</page-range></nlm-citation>
</ref>
<ref id="B49">
<label>50</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mauro]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Yue]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Ellison]]></surname>
<given-names><![CDATA[A. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Gupta]]></surname>
<given-names><![CDATA[P.K.]]></given-names>
</name>
<name>
<surname><![CDATA[Allan]]></surname>
<given-names><![CDATA[D.C.]]></given-names>
</name>
</person-group>
<source><![CDATA[PNAS]]></source>
<year>2009</year>
<volume>106</volume>
<page-range>19780</page-range></nlm-citation>
</ref>
<ref id="B50">
<label>51</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Stillinger]]></surname>
<given-names><![CDATA[F.H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. E]]></source>
<year>1999</year>
<volume>59</volume>
<page-range>48</page-range></nlm-citation>
</ref>
<ref id="B51">
<label>52</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Duxbury]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Jacobs]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Thorpe]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Moukarzel]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. E]]></source>
<year>1999</year>
<volume>55</volume>
<page-range>2084</page-range></nlm-citation>
</ref>
<ref id="B52">
<label>53</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hall]]></surname>
<given-names><![CDATA[R.W.]]></given-names>
</name>
<name>
<surname><![CDATA[Wolynes]]></surname>
<given-names><![CDATA[P.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. Chem. Phys.]]></source>
<year>1987</year>
<volume>86</volume>
<page-range>2943</page-range></nlm-citation>
</ref>
<ref id="B53">
<label>54</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tabor]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<source><![CDATA[Gases, liquids and solids]]></source>
<year>1996</year>
<publisher-loc><![CDATA[Cambridge ]]></publisher-loc>
<publisher-name><![CDATA[Cambridge University Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B54">
<label>55</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[W.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Buchenau]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Nücker]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Dianoux]]></surname>
<given-names><![CDATA[A.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Petry]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. Lett.]]></source>
<year>1989</year>
<volume>63</volume>
<page-range>2381</page-range></nlm-citation>
</ref>
<ref id="B55">
<label>56</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Buchenau]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Zorn]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Europhys. Lett.]]></source>
<year>1992</year>
<volume>18</volume>
<page-range>523</page-range></nlm-citation>
</ref>
<ref id="B56">
<label>57</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. B]]></source>
<year>2006</year>
<volume>73</volume>
<page-range>172202</page-range></nlm-citation>
</ref>
<ref id="B57">
<label>58</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. of Non-Cryst. Solids]]></source>
<year>2006</year>
<volume>352</volume>
<page-range>4685</page-range></nlm-citation>
</ref>
<ref id="B58">
<label>59</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sreeram]]></surname>
<given-names><![CDATA[A.N.]]></given-names>
</name>
<name>
<surname><![CDATA[Swiler]]></surname>
<given-names><![CDATA[D.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Varshneya]]></surname>
<given-names><![CDATA[A.K.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. Non-Cryst. Solids]]></source>
<year>1991</year>
<volume>127</volume>
<page-range>287</page-range></nlm-citation>
</ref>
<ref id="B59">
<label>60</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
</person-group>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Duxbury]]></surname>
<given-names><![CDATA[P.M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Rigidity Theory and Applications]]></source>
<year>1999</year>
<page-range>279</page-range><publisher-loc><![CDATA[New York ]]></publisher-loc>
<publisher-name><![CDATA[Kluwer AcademicPlenum Publishers]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B60">
<label>61</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Louzguine-Luzgin]]></surname>
<given-names><![CDATA[D.V.]]></given-names>
</name>
<name>
<surname><![CDATA[Saito]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Saida]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Inoue]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal Materials Research]]></source>
<year>2008</year>
<volume>23</volume>
<page-range>515</page-range></nlm-citation>
</ref>
<ref id="B61">
<label>62</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fermi]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Pasta]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ulam]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Los Alamos report L.A.1940, Enrico Fermi]]></source>
<year>1955</year>
<volume>II</volume>
<publisher-loc><![CDATA[Chicago ]]></publisher-loc>
<publisher-name><![CDATA[(Univ. Chicago Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B62">
<label>63</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Toda]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Theory of Non-Linear Lattices]]></source>
<year>1988</year>
<publisher-loc><![CDATA[Berlin ]]></publisher-loc>
<publisher-name><![CDATA[Springer-Verlag]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B63">
<label>64</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Campbell]]></surname>
<given-names><![CDATA[D.K.]]></given-names>
</name>
<name>
<surname><![CDATA[Flach]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Kivshar]]></surname>
<given-names><![CDATA[Y.S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Physics Today]]></source>
<year>2004</year>
<volume>43</volume>
</nlm-citation>
</ref>
<ref id="B64">
<label>65</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ford]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. Math. Phys.]]></source>
<year>1961</year>
<volume>2</volume>
<page-range>387</page-range></nlm-citation>
</ref>
<ref id="B65">
<label>66</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reigada]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Linderberg]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. E]]></source>
<year>2001</year>
<volume>64</volume>
<page-range>066113</page-range></nlm-citation>
</ref>
<ref id="B66">
<label>67</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reigada]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Linderberg]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. E]]></source>
<year>2001</year>
<volume>64</volume>
<page-range>066608</page-range></nlm-citation>
</ref>
<ref id="B67">
<label>68</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ponno]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[]]></source>
<year>2005</year>
<volume>182</volume>
<conf-name><![CDATA[ Chaotic Dynamics and Transport in Classical and Quantum Systems]]></conf-name>
<conf-date>18-30 August 2003</conf-date>
<conf-loc>Corsica </conf-loc>
<page-range>431</page-range><publisher-loc><![CDATA[Amsterdam ]]></publisher-loc>
<publisher-name><![CDATA[Springer Netherlands]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B68">
<label>69</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cerón]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Naumis]]></surname>
<given-names><![CDATA[G.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Salazar]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Lett. A]]></source>
<year>2005</year>
<volume>337</volume>
<page-range>141</page-range></nlm-citation>
</ref>
<ref id="B69">
<label>70</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reigada]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Lindenberg]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Phys. Rev. E]]></source>
<year>2002</year>
<volume>66</volume>
<page-range>046607</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
