<?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>S1665-64232017000500442</article-id>
<article-id pub-id-type="doi">10.1016/j.jart.2017.05.002</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Equivalent strain at large shear deformation: Theoretical, numerical and finite element analysis]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pardis]]></surname>
<given-names><![CDATA[Nima]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ebrahimi]]></surname>
<given-names><![CDATA[Ramin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[Hyoung Seop]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Shiraz University School of Engineering Department of Materials Science and Engineering]]></institution>
<addr-line><![CDATA[Shiraz ]]></addr-line>
<country>Iran</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Pohang University of Science and Technology Department of Materials Science and Engineering ]]></institution>
<addr-line><![CDATA[Pohang ]]></addr-line>
<country>South Korea</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2017</year>
</pub-date>
<volume>15</volume>
<numero>5</numero>
<fpage>442</fpage>
<lpage>448</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-64232017000500442&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-64232017000500442&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-64232017000500442&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In this study, effective strain is evaluated for large simple/pure shear deformations and new expressions are derived. The validity of these relations was checked by numerical calculations. In addition, finite element analysis of simple shear and pure shear modes of deformation was conducted using ABAQUS software. Additionally, two other major expressions for evaluating effective strain at large simple shear deformation were investigated and compared with finite element results. Based on FEM results, the linear relation between shear strain and effective strain large strains shall be replaced with the logarithmic one. It is also found that for the same amount of shear strain, a higher value of effective strain is accumulated in the material when it is deformed through simple shear rather than pure shear.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Simple shear]]></kwd>
<kwd lng="en"><![CDATA[Pure shear]]></kwd>
<kwd lng="en"><![CDATA[Equivalent strain]]></kwd>
<kwd lng="en"><![CDATA[Finite element analysis]]></kwd>
<kwd lng="en"><![CDATA[Shear strain]]></kwd>
<kwd lng="en"><![CDATA[Severe plastic deformation]]></kwd>
</kwd-group>
</article-meta>
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