<?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>S0035-001X2007001000014</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[String theory: a decade of progress]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Güijosa]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Ciencias Nucleares Departamento de Física de Altas Energías]]></institution>
<addr-line><![CDATA[México D.F]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2007</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2007</year>
</pub-date>
<volume>53</volume>
<fpage>66</fpage>
<lpage>77</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2007001000014&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2007001000014&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2007001000014&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[String theory aims at providing a complete description of the fundamental structure of our universe. Independently of whether or not it is eventually able to achieve this ambitious goal, over the years it has already proven to be an enormously rich theoretical structure, with several points of contact with other problems of interest in modern theoretical physics. In this article we review the basic ideas of string theory, and provide a brief overview of the achievements of the past ten years, which have radically improved our understanding of the theory.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[La teoría de cuerdas busca dar una descripción completa de la estructura fundamental de nuestro universo. Independientemente de si logra o no eventualmente alcanzar esta ambiciosa meta, en el transcurso de los años ha demostrado ya ser una estructura teórica enormemente rica, con varios puntos de contacto con otros problemas de interés en la física teórica moderna. Este artículo describe las ideas básicas de la teoría de cuerdas, y ofrece un breve panorama de los logros de los últimos diez años, los cuales han mejorado radicalmente nuestra comprensión de la teoría.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[String theory]]></kwd>
<kwd lng="en"><![CDATA[dualities]]></kwd>
<kwd lng="en"><![CDATA[black holes]]></kwd>
<kwd lng="es"><![CDATA[Teoría de cuerdas]]></kwd>
<kwd lng="es"><![CDATA[dualidades]]></kwd>
<kwd lng="es"><![CDATA[dualidad norma-gravedad]]></kwd>
<kwd lng="es"><![CDATA[agujeros negros]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="center"><font face="verdana" size="4"><b>String theory: a decade of progress</b></font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>A. G&uuml;ijosa</b></font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><i>Departamento de F&iacute;sica de Altas Energ&iacute;as, Instituto de Ciencias Nucleares, Universidad Nacional Aut&oacute;noma de M&eacute;xico, </i><i>Apartado Postal 70&#150;543, M&eacute;xico D.F. 04510, e&#150;mail: <a href="mailto:alberto@nucleares.unam.mx" target="_blank">alberto@nucleares.unam.mx</a></i></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">Recibido el 1 de mayo de 2006    <br>   Aceptado el 1 de noviembre de 2006</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>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">String theory aims at providing a complete description of the fundamental structure of our universe. Independently of whether or not it is eventually able to achieve this ambitious goal, over the years it has already proven to be an enormously rich theoretical structure, with several points of contact with other problems of interest in modern theoretical physics. In this article we review the basic ideas of string theory, and provide a brief overview of the achievements of the past ten years, which have radically improved our understanding of the theory.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Keywords: </b>String theory; dualities; black holes.</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">La teor&iacute;a de cuerdas busca dar una descripci&oacute;n completa de la estructura fundamental de nuestro universo. Independientemente de si logra o no eventualmente alcanzar esta ambiciosa meta, en el transcurso de los a&ntilde;os ha demostrado ya ser una estructura te&oacute;rica enormemente rica, con varios puntos de contacto con otros problemas de inter&eacute;s en la f&iacute;sica te&oacute;rica moderna. Este art&iacute;culo describe las ideas b&aacute;sicas de la teor&iacute;a de cuerdas, y ofrece un breve panorama de los logros de los &uacute;ltimos diez a&ntilde;os, los cuales han mejorado radicalmente nuestra comprensi&oacute;n de la teor&iacute;a.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Descriptores: </b>Teor&iacute;a de cuerdas; dualidades; dualidad norma&#150;gravedad; agujeros negros. </font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">PACS: 11.25.&#150;w; 11.25.Uv; 11.25.Tq; 04.70.Dy; 11.25.Yb; 04.60.&#150;m</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/v53s4/v53s4a14.pdf">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>     ]]></body>
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<surname><![CDATA[Pioline]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Waldron]]></surname>
<given-names><![CDATA[A]]></given-names>
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</person-group>
<source><![CDATA[]]></source>
<year></year>
</nlm-citation>
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<ref id="B143">
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<name>
<surname><![CDATA[Moore]]></surname>
<given-names><![CDATA[G.W]]></given-names>
</name>
</person-group>
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<year></year>
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<person-group person-group-type="author">
<name>
<surname><![CDATA[Marino]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
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<source><![CDATA[]]></source>
<year></year>
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<person-group person-group-type="author">
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<surname><![CDATA[Kapustin]]></surname>
<given-names><![CDATA[A]]></given-names>
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<name>
<surname><![CDATA[Witten]]></surname>
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</article>
