<?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>0185-1101</journal-id>
<journal-title><![CDATA[Revista mexicana de astronomía y astrofísica]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. astron. astrofis]]></abbrev-journal-title>
<issn>0185-1101</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Astronomía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0185-11012019000100003</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Entrainment factor of individual glitch fractional moment of inertia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Eya]]></surname>
<given-names><![CDATA[I. O.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Urama]]></surname>
<given-names><![CDATA[J. O.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chukwude]]></surname>
<given-names><![CDATA[A. E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
<xref ref-type="aff" rid="A a"/>
<xref ref-type="aff" rid="A3"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,University of Nigeria Department of Science Laboratory Technology ]]></institution>
<addr-line><![CDATA[Nsukka ]]></addr-line>
<country>Nigeria</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,University of Nigeria Department of Physics and Astronomy ]]></institution>
<addr-line><![CDATA[Nsukka ]]></addr-line>
<country>Nigeria</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,University of Nigeria Faculty of Physical Sciences ]]></institution>
<addr-line><![CDATA[Nsukka ]]></addr-line>
<country>Nigeria</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<volume>55</volume>
<numero>1</numero>
<fpage>3</fpage>
<lpage>9</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0185-11012019000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0185-11012019000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0185-11012019000100003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT: The superfluid in the inner crust of a neutron star is assumed to be the reservoir of momentum released in a pulsar glitch. Recently, due to crustal entrainment, it appears debatable whether the magnitude of the inner crust is sufficient to contain the superfluid responsible for large glitches. This paper calculates the fractional moment of inertia (FMI)(i.e. the ratio of the inner crust superfluid moment of inertia to that of the coupled components) associated with individual glitches. It is shown that the effective moment of inertia associated with the transferred momentum is that of the entrained neutrons. The FMI for glitches in three pulsars, which exhibit the signature of exhausting their momentum reservoir, were calculated and scaled with the entrainment factor. Some of the glitches require an inner crust superfluid with moment of inertia larger than the current suggested values of 7-10% of the stellar moment of inertia.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN: Se asume que la corteza interna de las estrellas neutrón es el reservorio del impulso liberado durante las discontinuidades del pulsor. Debido al arrastre de la corteza, se debate si el tamaño de la corteza interna es suficiente para retener al superfluido responsable de las grandes discontinuidades. Calculamos el FMI (el momento de inercia fraccional, es decir, el cociente entre el momento de inercia del superfluido de la corteza interna y el de las componentes acopladas), asociado a cada discontinuidad. Mostramos que el momento de inercia efectivo asociado al impulso transferido es el de los neutrones arrastrados. Se calcula el FMI para las discontinuidades en tres pulsores que muestran señales de haber ya agotado su reservorio de impulso, y se escala con el factor de arrastre. Algunas de las discontinuidades requieren superfluidos en la corteza interna con momentos de inercia mayores que los que actualmente se consideran, 7-10% del momento de inercia estelar.]]></p></abstract>
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<surname><![CDATA[Yu]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Manchester]]></surname>
<given-names><![CDATA[R. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Hobbs]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<source><![CDATA[MNRAS]]></source>
<year>2013</year>
<volume>429</volume>
<page-range>688</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
