<?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>2007-6835</journal-id>
<journal-title><![CDATA[Revista ALCONPAT]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. ALCONPAT]]></abbrev-journal-title>
<issn>2007-6835</issn>
<publisher>
<publisher-name><![CDATA[Asociación Latinoamericana de Control de Calidad, Patología y Recuperación de la Construcción A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-68352015000200097</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Nanotubos de carbono en concreto de cemento Portland. Influencia de la dispersión en las propiedades mecánicas y en la absorción de agua]]></article-title>
<article-title xml:lang="en"><![CDATA[Carbon Nanotubes in Portland cement concrete: Influence of dispersion on mechanical properties and water absorption]]></article-title>
<article-title xml:lang="pt"><![CDATA[Nanotubos de carbono em concreto de cimento portland: Influência da dispersão nas propriedades mecânicas e na absorção de água]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marcondes]]></surname>
<given-names><![CDATA[C. G. N.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Medeiros]]></surname>
<given-names><![CDATA[M. H. F.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marques Filho]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Helene]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Pontificia Católica de Paraná  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Federal de Paraná Departamento de Construcción Civil ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de São Paulo  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2015</year>
</pub-date>
<volume>5</volume>
<numero>2</numero>
<fpage>97</fpage>
<lpage>114</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-68352015000200097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-68352015000200097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-68352015000200097&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Los nanotubos de carbono (NTC) son estructuras de carbono que se obtienen en forma cilíndrica a escala nanométrica. Este artículo presenta una evaluación de la adición de NTC a hormigón de cemento Portland, centrándose en la importancia de llevar a cabo la dispersión de los NTC en el agua con el uso del ultrasonido antes de su incorporación en la masa de hormigón. Para ello, se prepararon tres mezclas de hormigón sin NTC (referencia) y dos con NTC (con una serie previa de dispersión en agua y el aditivo con el uso de ondas ultrasónicas y otras sin dispersión). A continuación, se analizaron las propiedades de fluidez, resistencia a la compresión, tracción y absorción del agua. El contenido de NTC añadido fue de 0,30% con respecto a la masa de cemento. En todos los casos, la dispersión previa de NTC usando ultrasonido potenció el efecto de la adición de nanotubos de carbono, siendo importante para la eficiencia de este material cuando se añade al cemento.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Carbon nanotubes (CNTs) are carbon structures which take the shape of cylinders in nanometric scale. This work presents an evaluation in regard to the addition of CNTs in concrete made with Portland cement, focused on the importance of performing the CNTs dispersion in water ultrasound before its incorporation to the concrete mass. Therefore, three concrete mixtures were performed, one without CNT (reference series) and two with CNTs (one mixture with previous dispersion in water and additive using ultrasound and the other without dispersion). Then properties of fluidity, compressive and tensile strength and water absorption were analyzed. The amount of CNT added was 0.30% with respect to cement mass. In all cases, the previous dispersion of CNTs using ultrasound increased the effect of CNTs addition, evidencing the importance of the efficiency of such material when added to cement.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo Os nanotubos de carbono (NTCs) são estruturas de carbono que obtêm forma de cilindros em escala nanométrica. Este trabalho apresenta uma avaliação da adição dos NTCs em concreto de cimento Portland, com foco na importância da realização de dispersão dos NTCs à água com uso do ultrassom antes de sua incorporação a massa de concreto. Para isto, três traços de concreto foram preparados sendo um sem NTC (série de referência) e dois com os NTCs (uma série com dispersão prévia em água e aditivo com o uso de ultrassom e outra sem dispersão). Analisou-se então as propriedades de fluidez, resistência à compressão, tração e absorção de água. O teor de NTC adicionado foi de 0,30% em relação à massa de cimento. Em todos os casos a dispersão prévia dos NTCs usando o ultrassom potencializou o efeito da adição de NTCs, mostrando-se importante para a eficiência deste material, quando adicionado ao cimento.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Nanotubo de carbono]]></kwd>
<kwd lng="es"><![CDATA[concreto]]></kwd>
<kwd lng="es"><![CDATA[resistencia]]></kwd>
<kwd lng="es"><![CDATA[absorción del agua]]></kwd>
<kwd lng="en"><![CDATA[Carbon nanotubes]]></kwd>
<kwd lng="en"><![CDATA[concrete]]></kwd>
<kwd lng="en"><![CDATA[strength]]></kwd>
<kwd lng="en"><![CDATA[water absorption]]></kwd>
<kwd lng="pt"><![CDATA[Nanotubo de carbono]]></kwd>
<kwd lng="pt"><![CDATA[concreto]]></kwd>
<kwd lng="pt"><![CDATA[resistência]]></kwd>
<kwd lng="pt"><![CDATA[absorção de água]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Marcondes]]></surname>
<given-names><![CDATA[C. G. N.]]></given-names>
</name>
</person-group>
<source><![CDATA[Adição de nanotubos de carbono em concretos de cimento portland - absorção, permeabilidade, penetração de cloretos e propriedades mecânicas]]></source>
<year>2012</year>
<publisher-loc><![CDATA[Curitiba, Brasil ]]></publisher-loc>
<publisher-name><![CDATA[Universidade Federal do Paraná]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Couto]]></surname>
<given-names><![CDATA[G. G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nano partículas de níquel: síntese, caracterização, propriedades e estudo de sua utilização como catalisadores na obtenção de nano tubos de carbono]]></source>
<year>2006</year>
<publisher-loc><![CDATA[Curitiba, Brasil ]]></publisher-loc>
<publisher-name><![CDATA[Universidade Federal do Paraná]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Química de nano materiais]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zarbin]]></surname>
<given-names><![CDATA[A. J. G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Quimica Nova]]></source>
<year>2007</year>
<volume>30</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1469-79</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Tecnologia dos nanotubos de carbono: tendências e perspectivas de uma área multidisciplinar]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Herbst]]></surname>
<given-names><![CDATA[M. H]]></given-names>
</name>
<name>
<surname><![CDATA[Macêdo]]></surname>
<given-names><![CDATA[M. I. F]]></given-names>
</name>
<name>
<surname><![CDATA[Rocco]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Química Nova]]></source>
<year>2004</year>
<volume>27</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>986-92</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Batiston]]></surname>
<given-names><![CDATA[E. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Hampinelli]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[R. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Gleize]]></surname>
<given-names><![CDATA[P. J. P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Funcionalização e efeito da incorporação de nano tubos de carbono na cinética de hidratação em matrizes cimentícias]]></source>
<year>2010</year>
<conf-name><![CDATA[ Congresso Brasileiro do Concreto, 52]]></conf-name>
<conf-loc>Fortaleza, Brasil </conf-loc>
<page-range>1-12</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Makar]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Margeson]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Luh]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Carbon nanotube / cement composites - early results and potential applications]]></source>
<year>2005</year>
<volume>3</volume>
<conf-name><![CDATA[ International Conference on Construction Materials: Performance, Innovations and Structural Implications]]></conf-name>
<conf-loc> </conf-loc>
<page-range>1-10</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Compressive strength and microstructure of carbon nanotubes-fly ash cement composites]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chaipanich]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Nochaiva]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Wongkeo]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Torkittikul]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Materials Science and Engineering: A]]></source>
<year>2010</year>
<volume>527</volume>
<numero>4-5</numero>
<issue>4-5</issue>
<page-range>1063-7</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Desempenho de argamassas de cimento Portland contendo nanotubos de carbono e aditivo de melamina]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melo]]></surname>
<given-names><![CDATA[V. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Calixto]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ladeira]]></surname>
<given-names><![CDATA[L. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[A. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Revista Construindo]]></source>
<year>2011</year>
<volume>3</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>21-6</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A study on mechanical and pressure-sensitive properties of cement mortar with nanophase materials]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Xiao]]></surname>
<given-names><![CDATA[H. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Ou]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Cement and Concrete Research]]></source>
<year>2004</year>
<volume>34</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>435-8</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Highly dispersed carbon nanotube reinforced cement based materials]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Konsta-Gdoutos]]></surname>
<given-names><![CDATA[M. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Zoi]]></surname>
<given-names><![CDATA[S. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Surendra]]></surname>
<given-names><![CDATA[P. S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Cement and Concrete Research]]></source>
<year>2010</year>
<volume>40</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1052-9</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Uma maneira simples de reagir quimicamente Nanotubos de carbono de parede simples com materiais orgânicos usando a ultrasonificação]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Koshio]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Yudasaka]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Iijima]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nano Letters]]></source>
<year>2001</year>
<volume>1</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>361-3</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Cimento Portland e outros materiais em pó - Determinação da massa específica - Método de ensaio]]></source>
<year>2001</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Agregados para concreto - Especificação. NBR 7211]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="">
<collab>American Society for Testing and Materials</collab>
<source><![CDATA[Standard Specification for Chemical Admixtures for Concrete]]></source>
<year>2011</year>
<publisher-loc><![CDATA[USA ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="">
<collab>American Society for Testing and Materials</collab>
<source><![CDATA[Standard Specification for Chemical Admixtures for Use in Producing Flowing Concrete]]></source>
<year>1998</year>
<publisher-loc><![CDATA[USA ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Aditivos químicos para concreto de cimento Portland - Requisitos]]></source>
<year>2011</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mehta]]></surname>
<given-names><![CDATA[P. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Monteiro]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Concreto - Estrutura, Propriedades e Materiais]]></source>
<year>2008</year>
<edition>3</edition>
<page-range>674</page-range><publisher-loc><![CDATA[São Paulo, Brasil ]]></publisher-loc>
<publisher-name><![CDATA[IBRACON]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Agregados - Determinação da composição granulométrica - Método de ensaio]]></source>
<year>2001</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Agregados - Determinação do material fino que passa através da peneira 75 um, por lavagem - Método de ensaio]]></source>
<year>2003</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Agregado miúdo - Determinação da massa específica e massa específica aparente - Método de ensaio]]></source>
<year>2009</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Agregados - Determinação da massa unitária e do volume de vazios - Método de ensaio]]></source>
<year>2006</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Agregado miúdo - Determinação da absorção de água]]></source>
<year>2001</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Agregado miúdo - Determinação de impurezas orgânicas - Método de ensaio]]></source>
<year>2001</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Agregados - Determinação do teor de argila em torrões e materiais friáveis - Método de ensaio]]></source>
<year>1987</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Projeto de estruturas de concreto - Procedimento]]></source>
<year>2007</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Concreto - Preparo, controle e recebimento - Requisitos]]></source>
<year>2006</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Concreto - Procedimento para moldagem e cura de corpos-de-prova - Procedimento]]></source>
<year>2003</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Concreto e argamassa - Determinação da resistência à tração por compressão diametral de corpos de prova cilíndricos - Método de ensaio]]></source>
<year>2011</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="">
<collab>Associação Brasileira de Normas Técnicas</collab>
<source><![CDATA[Argamassa e concreto endurecido - Determinação da absorção de água por imersão - Índice e vazios e massa especifica - Método de ensaio]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Rio de Janeiro ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="">
<collab>RILEM</collab>
<source><![CDATA[Reunion Internationale des Lamoratoires D'Essais et de recherches sur les Materiaux et les Constructions]]></source>
<year>2006</year>
</nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melo]]></surname>
<given-names><![CDATA[V. S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nanotecnologia aplicada ao concreto: efeito da mistura física de nanotubos de carbono em matrizes de cimento Portland]]></source>
<year>2009</year>
<publisher-loc><![CDATA[Belo Horizonte, Brasil ]]></publisher-loc>
<publisher-name><![CDATA[Universidade Federal de Minas Gerais]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Behavior of multi-walled carbon nanotubes on the porosity and microstructure of cement-based materials]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nochaiya]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Chaipanich]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Applied Surface Science]]></source>
<year>2011</year>
<volume>257</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1941-5</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Using Converter Dust to Produce Low Cost Cementitious Composites by in situ Carbon Nanotube and Nanofiber Synthesis]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ludvig]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Calixto]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ladeira]]></surname>
<given-names><![CDATA[L. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Gaspar]]></surname>
<given-names><![CDATA[I. C. P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Materials]]></source>
<year>2011</year>
<volume>4</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>575-84</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Macro- and Micro-Characterization of Mortars Produced with Carbon Nanotubes]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Melo]]></surname>
<given-names><![CDATA[V. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Calixto]]></surname>
<given-names><![CDATA[J. M. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ladeira]]></surname>
<given-names><![CDATA[L. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[A. P.]]></given-names>
</name>
</person-group>
<source><![CDATA[ACI Materials Journal]]></source>
<year>2011</year>
<volume>108</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>327-32</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
