<?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>S0035-001X2004000200008</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[All-optical performing of logic-based operations due to a two-phonon light scattering]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Shcherbakov]]></surname>
<given-names><![CDATA[A.S.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tepichin Rodríguez]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguirre López]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Instituto Nacional de Astrofísica, Óptica y Electrónica  ]]></institution>
<addr-line><![CDATA[Puebla ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2004</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2004</year>
</pub-date>
<volume>50</volume>
<numero>2</numero>
<fpage>140</fpage>
<lpage>148</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2004000200008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2004000200008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2004000200008&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[We describe physical principles of a two-phonon light scattering in crystals and present the feasibility of exploiting such a phenomenon for the creation of an all-optical logic. Both performing the functionally complete set of logic operations and fulfilling one bit memory have been algorithmically analyzed and estimated.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[En el presente artículo se discuten los principios físicos de la difracción de la luz por dos fotones en cristales y se presenta la posibilidad de explotar tal fenómeno para la creación de lógica todo-óptica. Se presenta tanto un conjunto completo de operaciones lógicas como la realización de una memoria de un solo bit, que han sido estimadas y analizadas algorítmicamente.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Two-phonon light scattering]]></kwd>
<kwd lng="en"><![CDATA[all-optical logic]]></kwd>
<kwd lng="es"><![CDATA[Esparcimiento de la luz por dos fonones]]></kwd>
<kwd lng="es"><![CDATA[lógica todo-óptica]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[  	    <p align="justify"><font face="verdana" size="4">Investigaci&oacute;n</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="center"><font face="verdana" size="4"><b>All&#45;optical performing of logic&#45;based operations due to a two&#45;phonon light scattering</b></font></p>  	    <p align="center"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="center"><font face="verdana" size="2"><b>A.S. Shcherbakov, E. Tepichin Rodr&iacute;guez, A. Aguirre L&oacute;pez</b></font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><i>National Institute for Astrophysics, Optics and Electronics, Apartado postal 51 y 216, Puebla, Pue., 72000 Mexico, Tel. +52 (222) 2472940.</i> e&#45;mail: <a href="mailto:alex@inaoep.mx">alex@inaoep.mx</a>, <a href="mailto:tepichin@inaoep.mx">tepichin@inaoep.mx</a>, <a href="mailto:aaguirre@inaoep.mx">aaguirre@inaoep.mx</a>.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2">Recibido el 10 de enero de 2003.    ]]></body>
<body><![CDATA[<br> 	Aceptado el 1 de septiembre de 2003.</font></p>  	    <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">We describe physical principles of a two&#45;phonon light scattering in crystals and present the feasibility of exploiting such a phenomenon for the creation of an all&#45;optical logic. Both performing the functionally complete set of logic operations and fulfilling one bit memory have been algorithmically analyzed and estimated.</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Keywords:</b> Two&#45;phonon light scattering; all&#45;optical logic.</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 el presente art&iacute;culo se discuten los principios f&iacute;sicos de la difracci&oacute;n de la luz por dos fotones en cristales y se presenta la posibilidad de explotar tal fen&oacute;meno para la creaci&oacute;n de l&oacute;gica todo&#45;&oacute;ptica. Se presenta tanto un conjunto completo de operaciones l&oacute;gicas como la realizaci&oacute;n de una memoria de un solo bit, que han sido estimadas y analizadas algor&iacute;tmicamente.</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Descriptores:</b> Esparcimiento de la luz por dos fonones; l&oacute;gica todo&#45;&oacute;ptica.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">PACS: 42.25.Fx; 42.79.Ta</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><a href="/pdf/rmf/v50n2/v50n2a8.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>Acknowledgements</b></font></p>  	    <p align="justify"><font face="verdana" size="2">This work was financially supported by the CONACyT (Project # PY33074&#45;E) and the INAOE (Opto&#45;Electronic Project).</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.&nbsp;F. Yu. <i>Introduction of information optics</i> (Academic Press, San Diego, 2001).    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8300925&pid=S0035-001X200400020000800001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    ]]></body>
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