<?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>S0035-001X2007000900017</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Development of low-energy X-ray spectrometry at the Laboratoire National Henri Becquerel]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lépy]]></surname>
<given-names><![CDATA[M.C]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Plagnard]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Laboratoire National Henri Becquerel  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>France</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2007</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2007</year>
</pub-date>
<volume>53</volume>
<fpage>68</fpage>
<lpage>73</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2007000900017&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2007000900017&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2007000900017&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[In the frame of the French Metrology Institute, the Laboratoire National Henri Becquerel performs accurate characterization of semiconductor detectors that are in use in a number of applications. Their efficiency calibration, energy resolution and the detailed shape of their response function are parameters of interest for accurate processing of low-energy X-ray spectra to be applied to elements identification and fundamental research studies. The tools specifically developed for low-energy detectors calibration and characterization are described, from the use of radioactivity standard to the development of a tunable monochromatic X-ray source.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[El instituto francés de metrología, Laboratoire National Henri Becquerel, realiza la caracterización exacta de los detectores a semiconductor que son utilizados en numerosas funciones. La calibración del rendimiento, la resolución en energía y la forma detallada de la "función respuesta" de estos detectores, son parámetros de interés para el tratamiento exacto de los espectros de rayos X de baja energía. Estos espectros, son aplicados a la identificación de los elementos y a la investigación fundamental. Las herramientas desarrolladas específicamente para calibración y caracterización de los detectores de rayos X de baja energía son descritos: del uso del estándar de la radioactividad al desarrollo de una fuente monocromática de rayos X.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[X-ray spectrometry]]></kwd>
<kwd lng="en"><![CDATA[semiconductor detector]]></kwd>
<kwd lng="en"><![CDATA[calibration]]></kwd>
<kwd lng="en"><![CDATA[metrology]]></kwd>
<kwd lng="es"><![CDATA[Espectrometroía de rayos X]]></kwd>
<kwd lng="es"><![CDATA[detector a semiconductor]]></kwd>
<kwd lng="es"><![CDATA[calibración]]></kwd>
<kwd lng="es"><![CDATA[metrología]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="center"><font face="verdana" size="4"><b>Development of low-energy X-ray spectrometry at the Laboratoire National Henri Becquerel</b></font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>M.C. L&eacute;py* and J. Plagnard</b></font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><i>Laboratoire National Henri Becquerel, LNE-LNHB, CEA- Saclay, F- 91191 Gif-sur-Yvette Cedex, France.</i></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font size="2" face="verdana"><b>Correspondencia:</b>    <br> * Tel : +33.1.69.08.24.48,     <br> Fax : +33.1.69.08.26.19,     <br> e-mail : <a href="mailto:marie-christine.lepy@cea.fr">marie-christine.lepy@cea.fr</a></font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">Recibido el 2 de marzo de 2006    <br> Aceptado el 18 de agosto 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>     <p align="justify"><font face="verdana" size="2">In the frame of the French Metrology Institute, the Laboratoire National Henri Becquerel performs accurate characterization of semiconductor detectors that are in use in a number of applications. Their efficiency calibration, energy resolution and the detailed shape of their response function are parameters of interest for accurate processing of low-energy X-ray spectra to be applied to elements identification and fundamental research studies. The tools specifically developed for low-energy detectors calibration and characterization are described, from the use of radioactivity standard to the development of a tunable monochromatic X-ray source.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Keywords:  </b>X-ray spectrometry; semiconductor detector; calibration; metrology.</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">El instituto franc&eacute;s de metrolog&iacute;a, Laboratoire National Henri Becquerel, realiza la caracterizaci&oacute;n exacta de los detectores a semiconductor que son utilizados en numerosas funciones. La calibraci&oacute;n del rendimiento, la resoluci&oacute;n en energ&iacute;a y la forma detallada de la "funci&oacute;n respuesta" de estos detectores, son par&aacute;metros de inter&eacute;s para el tratamiento exacto de los espectros de rayos X de baja energ&iacute;a. Estos espectros, son aplicados a la identificaci&oacute;n de los elementos y a la investigaci&oacute;n fundamental. Las herramientas desarrolladas espec&iacute;ficamente para calibraci&oacute;n y caracterizaci&oacute;n de los detectores de rayos X de baja energ&iacute;a son descritos: del uso del est&aacute;ndar de la radioactividad al desarrollo de una fuente monocrom&aacute;tica de rayos X.</font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2"><b>Descriptores:  </b>Espectrometro&iacute;a de rayos X; detector a semiconductor; calibraci&oacute;n; metrolog&iacute;a. </font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2">PACS: 06.20.f; 07.85.Fv; 07.85.NC</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/v53s3/v53s3a17.pdf">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>References</b></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">1. M.-M. B&eacute;, (2004). NUCL&Eacute;IDE, Table de Radionucl&eacute;ide sur CD-Rom, Version 2-2004, CEA/BNM-LNHB, 91191 Gif-sur-Yvette, France.</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=8338947&pid=S0035-001X200700090001700001&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. M.C. L&eacute;py<i>, X-Ray Spectrometry </i><b>26</b> (1997) 195.</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=8338948&pid=S0035-001X200700090001700002&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">3. M.C. L&eacute;py <i>et al., Nucl. Instr. and Meth. 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