<?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>S0035-001X2015000300006</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Hamiltonian dynamics for Proca's theories in five dimensions with a compact dimension]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escalante]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pando Lambruschini]]></surname>
<given-names><![CDATA[C.L.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cavildo]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Benemérita Universidad Autónoma de Puebla Instituto de Física Luis Rivera Terrazas ]]></institution>
<addr-line><![CDATA[Puebla ]]></addr-line>
<country>México</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Benemérita Universidad Autónoma de Puebla Facultad de Ciencias Físico Matemáticas ]]></institution>
<addr-line><![CDATA[Puebla ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2015</year>
</pub-date>
<volume>61</volume>
<numero>3</numero>
<fpage>188</fpage>
<lpage>195</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2015000300006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2015000300006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2015000300006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[The canonical analysis of Proca's theory in five dimensions with a compact dimension is performed. From the Proca five dimensional action, we perform the compactification process on a S¹/Z2 orbifold, then, we analyze the four dimensional effective action that emerges from the compactification process. We report the extended action, the extended Hamiltonian and we carry out the counting of physical degrees of freedom of the theory. We show that the theory with the compact dimension continues laking of first class constraints. In fact, the final theory is not a gauge theory and describes the propagation of a massive vector field plus a tower of massive KK-excitations and one massive scalar field. Finally, we develop the analysis of a 5D BF-like theory with a Proca mass term, we perform the compactification process on a S¹/Z2 orbifold and we find all the constraints of the effective theory, we also carry out the counting of physical degrees of freedom; with these results, we show that the theory is not topological but reducible in the first class constraints.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Proca theory]]></kwd>
<kwd lng="en"><![CDATA[extra dimensions]]></kwd>
<kwd lng="en"><![CDATA[Hamiltonian dynamics]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[  	    <p align="justify"><font face="verdana" size="4">Investigaci&oacute;n</font></p> 	    <p align="justify">&nbsp;</p> 	    <p align="center"><font face="verdana" size="4"><b>Hamiltonian dynamics for Proca's theories in five dimensions with a compact dimension</b></font></p> 	    <p align="justify">&nbsp;</p> 	    <p align="center"><font face="verdana" size="2"><b>A. Escalante<sup>a</sup> and C.L. Pando Lambruschini<sup>a</sup>, and P. Cavildo<sup>b</sup></b></font></p> 	    <p align="justify">&nbsp;</p> 	    <p align="justify"><font face="verdana" size="2"><i><sup>a</sup> Instituto de F&iacute;sica Luis Rivera Terrazas, Benem&eacute;rita Universidad Aut&oacute;noma de Puebla, Apartado postal J&#45;48 72570 Puebla. Pue., M&eacute;xico. </i>e&#45;mail: <a href="mailto:aescalan@ifuap.buap.mx">aescalan@ifuap.buap.mx</a></font></p> 	    <p align="justify"><font face="verdana" size="2"><i><sup>b</sup> Instituto de F&iacute;sica Luis Rivera Terrazas, Benem&eacute;rita Universidad Aut&oacute;noma de Puebla,</i></font> <font face="verdana" size="2"><i>Apartado postal J&#45;48 72570 Puebla. Pue., M&eacute;xico, Facultad de Ciencias F&iacute;sico Matem&aacute;ticas, Benem&eacute;rita Universidad Aut&oacute;noma de Puebla, Apartado postal 1152, 72001 Puebla, Pue., M&eacute;xico.</i></font></p> 	    <p align="justify">&nbsp;</p> 	    ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">Received 5 September 2014;    <br>     accepted 19 February 2015</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><b>Abstract</b></font></p>     <p align="justify"><font face="verdana" size="2">The canonical analysis of Proca's theory in five dimensions with a compact dimension is performed. From the Proca five dimensional action, we perform the compactification process on a <i>S</i><sup>1</sup>/Z<sub>2</sub> orbifold, then, we analyze the four dimensional effective action that emerges from the compactification process. We report the extended action, the extended Hamiltonian and we carry out the counting of physical degrees of freedom of the theory. We show that the theory with the compact dimension continues laking of first class constraints. In fact, the final theory is not a gauge theory and describes the propagation of a massive vector field plus a tower of massive <i>KK</i>&#45;excitations and one massive scalar field. Finally, we develop the analysis of a 5D <i>BF</i>&#45;like theory with a Proca mass term, we perform the compactification process on a <i>S</i><sup>1</sup>/Z<sub>2</sub><sub></sub> orbifold and we find all the constraints of the effective theory, we also carry out the counting of physical degrees of freedom; with these results, we show that the theory is not topological but reducible in the first class constraints.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Keywords: </b>Proca theory; extra dimensions; Hamiltonian dynamics.</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2">PACS: 98.80.&#45;k; 98.80.Cq</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><a href="/pdf/rmf/v61n3/v61n3a6.pdf" target="_blank">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>     ]]></body>
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