<?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>1665-6423</journal-id>
<journal-title><![CDATA[Journal of applied research and technology]]></journal-title>
<abbrev-journal-title><![CDATA[J. appl. res. technol]]></abbrev-journal-title>
<issn>1665-6423</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Ciencias Aplicadas y Tecnología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-64232022000200117</article-id>
<article-id pub-id-type="doi">10.22201/icat.24486736e.2022.20.2.1710</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Analysis Structure and Morphology of Bentonite-Opba Nanocomposites as Nanofillers]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Frida]]></surname>
<given-names><![CDATA[Erna]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bukit]]></surname>
<given-names><![CDATA[Nurdin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bukit]]></surname>
<given-names><![CDATA[Ferry Rahmat Astianta]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bukit]]></surname>
<given-names><![CDATA[Bunga Fisikanta]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universitas Sumatera Utara Department of physics ]]></institution>
<addr-line><![CDATA[Medan ]]></addr-line>
<country>Indonesia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universitas Negeri Medan Department of physics ]]></institution>
<addr-line><![CDATA[Medan ]]></addr-line>
<country>Indonesia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universitas Sumatera Utara Department of Electrical Engineering ]]></institution>
<addr-line><![CDATA[Medan ]]></addr-line>
<country>Indonesia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universitas Quality Berastagi  ]]></institution>
<addr-line><![CDATA[Berastagi ]]></addr-line>
<country>Indonesia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<volume>20</volume>
<numero>2</numero>
<fpage>117</fpage>
<lpage>125</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-64232022000200117&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-64232022000200117&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-64232022000200117&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract This study aims to analyze the structure and morphology of bentonite-OPBA nanocomposite used as a nanofiller. The methods used to synthesis bentonite nanoparticles are ball mill and co-precipitation and modification with surfactant cetyltrimethylammonium bromide (CTAB). Likewise, the OPBA synthesis process with the ball mill process and co-precipitation. Characterization using X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), scanning electron microscope (SEM), FTIR and X-ray fluorescence (XRF). The results of characterization using XRD showed a decrease in particle size in bentonite-OPBA nanocomposites. The peak angle Btb, Btbc occurs at an angle of 2&#952; are 19.97 o, 26.43 o, 35.29o. After being modified with CTAB surfactant, there was a shift in peak, which indicated CTAB had been inserted into the layer of Na-bentonite by ion exchange. The SEM results show uniformity of particle size in Bentonite-OPBA nanocomposite. Meanwhile, the FTIR results showed absorption peaks indicating bonding in the nanocomposite, confirmed by XRF results. The XRF results show the content of SiO2 and Al2O3 in the nanocomposite so that it can be applied as a nanofiller.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Nanoparticles]]></kwd>
<kwd lng="en"><![CDATA[CTAB]]></kwd>
<kwd lng="en"><![CDATA[Geopolymer]]></kwd>
</kwd-group>
</article-meta>
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<given-names><![CDATA[A. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Review on the various ash from palm oil waste as geopolymer material]]></article-title>
<source><![CDATA[Reviews on Advanced Materials Science]]></source>
<year>2013</year>
<volume>34</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>37-43</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
