<?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>S0035-001X2006000300013</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Desarrollo de un nanomaterial base TiFe, como electrodo para baterías recargables tipo NiMH, obtenido por aleado mecánico de alta energía]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Báez]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Espinoza-Beltrán]]></surname>
<given-names><![CDATA[F.J.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barreiro-Rodríguez]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Centro de Investigación y de Estudios Avanzados  ]]></institution>
<addr-line><![CDATA[Qro. Santiago de Querétaro]]></addr-line>
<country>México</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Centro Nacional de Metrología  ]]></institution>
<addr-line><![CDATA[Querétaro ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2006</year>
</pub-date>
<volume>52</volume>
<numero>3</numero>
<fpage>278</fpage>
<lpage>284</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2006000300013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2006000300013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2006000300013&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[En este trabajo se presenta el desarrollo de electrodos tipo A-B (A: Ti; B: Fe, Co, Ni) a partir de aleaciones nanoestructuradas para baterías recargables también llamadas secundarias. El propósito del empleo de una aleación metálica en forma de polvo nanométrieo como electrodo, es que su gran superficie permite hacer más eficientes los procesos electroquímicos. La metodología que se emplea para el desarrollo de estos materiales consiste en: emplear el aleado mecánico de alta energía, debido a que es muy práctico y podemos obtener un tamaño de grano de orden nanométrico en tiempos relativamente cortos; examinar sus características fisicoquímicas (morfología, composición); determinar el comportamiento de absorción/desorción de hidrógeno; y evaluar sus características de rendimiento como electrodos hidrurados en una celda electrolítica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[In this work the development of electrodes type A-B (A: Ti; B: Fe, Co, Ni) is presented starting from nanostructured alloys for rechargeable batteries also secondary calls. The purpose of the employment of a metallic alloy in form of nanometric powder like electrode is that its great surface allows making more efficient the electrochemical processes. The methodology that is used for the development of these materials consists in: to use the high energy mechanic alloying, because it is very practical and we can obtain a grain size of nanometric order in relatively short times; to examine their physiochemical characteristic (morphology, composition); to determine the Hydrogen absorption/desorption behavior; and to evaluate their yield characteristics like hydride electrodes in an electrolytic cell.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Estructura nanocristalina]]></kwd>
<kwd lng="es"><![CDATA[baterías recargables tipo NiMH]]></kwd>
<kwd lng="en"><![CDATA[Nanocrystalline structure]]></kwd>
<kwd lng="en"><![CDATA[rechargeable batteries NiMH type]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="justify"><font face="verdana" size="4">Instrumentaci&oacute;n</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="4"><b>Desarrollo de un nanomaterial base TiFe, como electrodo para bater&iacute;as recargables tipo NiMH, obtenido por aleado mec&aacute;nico de alta energ&iacute;a</b></font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>I. L&oacute;pez&#150;B&aacute;ez <i><sup>a</sup>, </i>F.J. Espinoza&#150;Beltr&aacute;n <i><sup>a</sup>, </i>and G. Barreiro&#150;Rodr&iacute;guez <sup>a,b</sup></b></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><i>a Centro de Investigaci&oacute;n y de Estudios Avanzados, Libramiento No. 2000 Fracc. Real de Juriquilla 76230, Santiago de Quer&eacute;taro, Qro.,M&eacute;xico e&#150;mail: <a href="mailto:ilopez@qro.cinvestav.mx">ilopez@qro.cinvestav.mx</a></i></font></p>     <p align="justify"><font face="verdana" size="2"><i>b Centro Nacional de Metrolog&iacute;a, </i><i>km. 4.5 Carretera a Los Cu&eacute;s, Municipio El Marqu&eacute;s 76241, Quer&eacute;taro M&eacute;xico, e&#150;mail: <a href="mailto:fespinoza@qro.cinvestav.mx">fespinoza@qro.cinvestav.mx</a>, <a href="mailto:gbarreiro@qro.cinvestav.mx">gbarreiro@qro.cinvestav.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 23 de febrero de 2006    ]]></body>
<body><![CDATA[<br>   Aceptado el 17 de mayo de 2006</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 el desarrollo de electrodos tipo A&#150;B (A: Ti; B: Fe, Co, Ni) a partir de aleaciones nanoestructuradas para bater&iacute;as recargables tambi&eacute;n llamadas secundarias. El prop&oacute;sito del empleo de una aleaci&oacute;n met&aacute;lica en forma de polvo nanom&eacute;trieo como electrodo, es que su gran superficie permite hacer m&aacute;s eficientes los procesos electroqu&iacute;micos. La metodolog&iacute;a que se emplea para el desarrollo de estos materiales consiste en: emplear el aleado mec&aacute;nico de alta energ&iacute;a, debido a que es muy pr&aacute;ctico y podemos obtener un tama&ntilde;o de grano de orden nanom&eacute;trico en tiempos relativamente cortos; examinar sus caracter&iacute;sticas fisicoqu&iacute;micas (morfolog&iacute;a, composici&oacute;n); determinar el comportamiento de absorci&oacute;n/desorci&oacute;n de hidr&oacute;geno; y evaluar sus caracter&iacute;sticas de rendimiento como electrodos hidrurados en una celda electrol&iacute;tica.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Descriptores: </b>Estructura nanocristalina; bater&iacute;as recargables tipo NiMH.</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">In this work the development of electrodes type A&#150;B (A: Ti; B: Fe, Co, Ni) is presented starting from nanostructured alloys for rechargeable batteries also secondary calls. The purpose of the employment of a metallic alloy in form of nanometric powder like electrode is that its great surface allows making more efficient the electrochemical processes. The methodology that is used for the development of these materials consists in: to use the high energy mechanic alloying, because it is very practical and we can obtain a grain size of nanometric order in relatively short times; to examine their physiochemical characteristic (morphology, composition); to determine the Hydrogen absorption/desorption behavior; and to evaluate their yield characteristics like hydride electrodes in an electrolytic cell.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Keywords: </b>Nanocrystalline structure; rechargeable batteries NiMH type.</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: 82.45.Yz; 81.16.&#150;c</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/v52n3/v52n3a13.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>Agradecimientos</b></font></p>     <p align="justify"><font face="verdana" size="2">Los autores agradecen el apoyo brindado durante el desarrollo de este trabajo por los auxiliares de investigaci&oacute;n Rivelino Flores Farias, Mart&iacute;n Adelaido Hern&aacute;ndez Landaverde, y Jos&eacute; Eleazar Urbina &Aacute;lvarez. Este trabajo fue parcialmente apoyado por el Consejo Nacional de Ciencia y Tecnolog&iacute;a (CONACYT).</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>Referencias</b></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">1. D. Serafini, <i>Propiedades Electroqu&iacute;micas de Aleaciones Formadoras de Hidruros Utilizadas en Bater&iacute;as Secundarias, </i>Centro Atomico Bariloche, Comisi&oacute;n Nacional de Energ&iacute;a Atomica, Bariloche, Argentina, Simposio Materia 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=8318001&pid=S0035-001X200600030001300001&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. A. 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<given-names><![CDATA[R.M.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. Electrochem. Soc.]]></source>
<year>1989</year>
<volume>136</volume>
<page-range>723</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
