<?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>S0035-001X2009000100007</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Effects of indium doping on the structural and optical properties of CdSe thin films deposited by chemical bath]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez González]]></surname>
<given-names><![CDATA[A.M.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arreola]]></surname>
<given-names><![CDATA[I.V.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tepantlán]]></surname>
<given-names><![CDATA[C.S.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Popular Autónoma del Estado de Puebla  ]]></institution>
<addr-line><![CDATA[Puebla Puebla]]></addr-line>
<country>México</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidad Politecnica de Tulancingo  ]]></institution>
<addr-line><![CDATA[Tulancingo Hidalgo]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2009</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2009</year>
</pub-date>
<volume>55</volume>
<numero>1</numero>
<fpage>51</fpage>
<lpage>54</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2009000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2009000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2009000100007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Thin films of n-type CdSe have been grown on Corning glass substrate by chemical bath deposition, prepared with Sodium Seleno-Sulphate (Na2SSeO3), Cadmium Chloride (CdCl2) and Indium Tri-Chloride (InCl3), mixed in an aqueous environment. The effects of different In doping concentrations have been investigated. X-ray diffraction spectra show that at low In concentration only the CdSe lattice is present in the deposited film, whereas CdIn2Se4 and InSe compounds are obtained at higher In concentrations. Optical properties have been calculated from transmission spectra and photoluminescence measurements. From transmission spectra, the absorption coefficient and optical gap were obtained; photoluminescence spectra show band-band recombination from 10 K to room temperature.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Películas delgadas de CdSe tipo-n han sido crecidas sobre vidrios Corning utilizando la técnica de baño químico. El baño fue preparado en solución acuosa de Sulfato de Selenio (Na2SSeC3), Cloruro de Cadmio (CdCl2) y Tricloruro de Indio (InCl3). Los efectos producidos por diferentes concentraciones de Indio (In) en las propiedades estructurales de las películas fueron analizados por medio de la técnica de difracción de rayos X, donde se evidencia la presencia exclusiva del CdSe para concentraciones del 1% de In, mientras que para concentraciones mayores aparecen los compuestos de CdIn2Se4e InS. Las propiedades ópticas han sido determinadas a partir de los espectros de transmisión y de mediciones de fotoluminiscencia. A partir de los espectros de transmisión se obtuvieron el coeficiente de absorción y el ancho de banda óptico. Las mediciones de fotoluminiscencia muestran recombinaciones banda-banda para el intervalo de temperaturas desde los 10 K hasta los 300 K.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Indium doping]]></kwd>
<kwd lng="en"><![CDATA[CdSe]]></kwd>
<kwd lng="en"><![CDATA[thin films]]></kwd>
<kwd lng="en"><![CDATA[optical properties]]></kwd>
<kwd lng="en"><![CDATA[structural properties]]></kwd>
<kwd lng="es"><![CDATA[dopaje con Indio]]></kwd>
<kwd lng="es"><![CDATA[CdSe]]></kwd>
<kwd lng="es"><![CDATA[películas delgadas]]></kwd>
<kwd lng="es"><![CDATA[propiedades ópticas]]></kwd>
<kwd lng="es"><![CDATA[propiedades estructurales]]></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>Effects of indium doping on the structural and optical properties of CdSe thin films deposited by chemical bath</b></font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>A.M. P&eacute;rez Gonz&aacute;lez&ordf;, I.V. Arreola&ordf; and C.S. Tepantl&aacute;n<sup>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>&ordf;</i><i> Universidad Popular Aut&oacute;noma del Estado de Puebla, 21 Sur 1103 Colonia Santiago, 72160, Puebla, Puebla, M&eacute;xico, </i>e&#150;mail: <a href="mailto:arllenemariana.perez@upaep.mx">arllenemariana.perez@upaep.mx</a>, <a href="mailto:iracema.valeriano@upaep.mx">iracema.valeriano@upaep.mx</a></font></p>     <p align="justify"><font face="verdana" size="2"> <i><sup>b</sup></i><i> Universidad Politecnica de Tulancingo , Calle Ingenier&iacute;as 100 Huapalcalco, 43629, Tulancingo, Hidalgo, M&eacute;xico, </i>e&#150;mail: <a href="mailto:cesarupt@yahoo.com.mx">cesarupt@yahoo.com.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 4 de noviembre de 2008    ]]></body>
<body><![CDATA[<br> Aceptado el 20 de enero de 2009</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"> Thin films of n&#150;type CdSe have been grown on Corning glass substrate by chemical bath deposition, prepared with Sodium Seleno&#150;Sulphate (Na<sub>2</sub>SSeO<sub>3</sub>), Cadmium Chloride (CdCl<sub>2</sub>) and Indium Tri&#150;Chloride (InCl<sub>3</sub>), mixed in an aqueous environment. The effects of different In doping concentrations have been investigated. X&#150;ray diffraction spectra show that at low In concentration only the CdSe lattice is present in the deposited film, whereas CdIn<sub>2</sub>Se<sub>4</sub> and InSe compounds are obtained at higher In concentrations. Optical properties have been calculated from transmission spectra and photoluminescence measurements. From transmission spectra, the absorption coefficient and optical gap were obtained; photoluminescence spectra show band&#150;band recombination from 10 K to room temperature.</font></p>     <p align="justify"><font face="verdana" size="2"> <b>Keywords: </b>Indium doping; CdSe; thin films; optical properties; structural properties.</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"> Pel&iacute;culas delgadas de CdSe tipo&#150;n han sido crecidas sobre vidrios Corning utilizando la t&eacute;cnica de ba&ntilde;o qu&iacute;mico. El ba&ntilde;o fue preparado en soluci&oacute;n acuosa de Sulfato de Selenio (Na<sub>2</sub>SSeC<sub>3</sub>), Cloruro de Cadmio (CdCl<sub>2</sub>) y Tricloruro de Indio (InCl<sub>3</sub>). Los efectos producidos por diferentes concentraciones de Indio (In) en las propiedades estructurales de las pel&iacute;culas fueron analizados por medio de la t&eacute;cnica de difracci&oacute;n de rayos X, donde se evidencia la presencia exclusiva del CdSe para concentraciones del 1% de In, mientras que para concentraciones mayores aparecen los compuestos de CdIn<sub>2</sub>Se<sub>4</sub>e InS. Las propiedades &oacute;pticas han sido determinadas a partir de los espectros de transmisi&oacute;n y de mediciones de fotoluminiscencia. A partir de los espectros de transmisi&oacute;n se obtuvieron el coeficiente de absorci&oacute;n y el ancho de banda &oacute;ptico. Las mediciones de fotoluminiscencia muestran recombinaciones banda&#150;banda para el intervalo de temperaturas desde los 10 K hasta los 300 K.</font></p>     <p align="justify"><font face="verdana" size="2"> <b>Descriptores: </b>dopaje con Indio; CdSe; pel&iacute;culas delgadas; propiedades &oacute;pticas; propiedades estructurales. </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: 71.55.Gs; 78.40.Fy; 78.55.Et; 78.66.Hf</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/v55n1/v55n1a7.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>Acknowlegments</b></font></p>     <p align="justify"><font face="verdana" size="2"> This work is partially supported by UPAEP, M&eacute;xico.</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. L.L. Kazmerski, W.B. Berry, and C.W. Allen, <i>J. Appl. 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