<?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>0370-3908</journal-id>
<journal-title><![CDATA[Revista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. acad. colomb. cienc. exact. fis. nat.]]></abbrev-journal-title>
<issn>0370-3908</issn>
<publisher>
<publisher-name><![CDATA[Academia Colombiana de Ciencias Exactas, Físicas y Naturales]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0370-39082020000400951</article-id>
<article-id pub-id-type="doi">10.18257/raccefyn.1223</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Influence of process parameters on the size, morphology, and structure of magnetic nanoparticles obtained by chemical methods]]></article-title>
<article-title xml:lang="es"><![CDATA[Influencia de los parámetros de proceso en el tamaño, morfología y estructura de nano partículas magnéticas obtenidas mediante métodos químicos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortiz-Godoy]]></surname>
<given-names><![CDATA[Nicolás]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Agredo-Diaz]]></surname>
<given-names><![CDATA[Dayi Gilberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Junco]]></surname>
<given-names><![CDATA[Jimmy Rene]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Landínez-Téllez]]></surname>
<given-names><![CDATA[David Arsenio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Roa-Rojas]]></surname>
<given-names><![CDATA[Jairo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Colombia Departamento de Ingeniería Mecánica y Mecatrónica Facultad de Ingeniería]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Colombia Grupo de Física de Nuevos Materiales Departamento de Física]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>44</volume>
<numero>173</numero>
<fpage>951</fpage>
<lpage>959</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0370-39082020000400951&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0370-39082020000400951&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0370-39082020000400951&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In the last decade, magnetic nanomaterials have been widely used in the fields of chemistry, physics, engineering, and medicine due to their optical, magnetic, and conductive properties, and as contrast agents in magnetic resonance. Their influence in the treatment of cancerous tumors has been evaluated and has sparked great interest in its use in environmental repair systems such as magnetic absorbers that trap metal particles and some contaminants. Here we analyze the influence of process parameters to obtain magnetic nanoparticles under three chemical synthesis methods. Its morphological characterization was performed by scanning electron microscopy (SEM), its elemental composition by energy dispersive spectroscopy (EDS), and its structure by x-ray diffraction (XRD). Our results showed that the obtention method had a great influence as evidenced by the variability in nanoparticle sizes. It is worth highlighting that we obtained particles at a nanometric scale, especially Fe3O4 (magnetite) and Fe2O3 (maghemite) structures, with potential superparamagnetism properties that could open a wide range of future applications for the production of these materials at low cost and easy access.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen En la última década los nanomateriales magnéticos se han utilizado ampliamente en el campo de la química, la física, la ingeniería y la medicina debido a sus propiedades ópticas, magnéticas y de conducción, y como agentes de contraste en resonancia magnética. Se ha evaluado su influencia en el tratamiento de tumores cancerosos y está despertando gran interés en sistemas de reparación ambiental como absorbentes magnéticos que atrapan partículas de metal y algunos contaminantes. En este estudio se analizó la influencia de los parámetros de proceso en la obtención de nanopartículas magnéticas bajo tres métodos de síntesis química. La caracterización morfológica se hizo por microscopía electrónica de barrido (SEM), su composición elemental se estudió mediante espectroscopia de energía dispersiva de rayos x (EDS), y su estructura, mediante difracción de rayos x (XRD). Los resultados evidenciaron una gran influencia del método de obtención, como se reflejó en la variabilidad del tamaño de las nanopartículas. Es de resaltar la obtención de partículas a escala nanométrica, con predominancia de estructuras Fe3O4 (magnetita) y Fe2O3 (maghemita), lo cual supondría propiedades de superparamagnetismo que abrirían el camino a un amplio abanico de aplicaciones futuras con su producción a bajo costo y de fácil acceso.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Magnetic nanoparticles]]></kwd>
<kwd lng="en"><![CDATA[Magnetite]]></kwd>
<kwd lng="en"><![CDATA[Maghemite]]></kwd>
<kwd lng="en"><![CDATA[SEM]]></kwd>
<kwd lng="en"><![CDATA[XRD]]></kwd>
<kwd lng="es"><![CDATA[Nanopartículas magnéticas]]></kwd>
<kwd lng="es"><![CDATA[Magnetita]]></kwd>
<kwd lng="es"><![CDATA[Maghemita]]></kwd>
<kwd lng="es"><![CDATA[MEB]]></kwd>
<kwd lng="es"><![CDATA[DRX]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arévalo]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Isasi]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Caballero]]></surname>
<given-names><![CDATA[A. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Marco]]></surname>
<given-names><![CDATA[J. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Martín-Hernández]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Magnetic and structural studies of Fe3O4 nanoparticles synthesized via coprecipitation and dispersed in different surfactants]]></article-title>
<source><![CDATA[Ceramics International]]></source>
<year>2017</year>
<volume>43</volume>
<numero>13</numero>
<issue>13</issue>
<page-range>10333-40</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bakenecker]]></surname>
<given-names><![CDATA[A. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ahlborg]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Debbeler]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Kaethner]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Buzug]]></surname>
<given-names><![CDATA[T. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Lüdtke-Buzug]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Magnetic particle imaging in vascular medicine]]></article-title>
<source><![CDATA[Innovative Surgical Sciences]]></source>
<year>2020</year>
<volume>3</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>179-92</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Benhal]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Broda]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Najafali]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Malik]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Mohammed]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramaswamy]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Shapiro]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[On-chip testing of the speed of magnetic nano- and micro-particles under a calibrated magnetic gradient]]></article-title>
<source><![CDATA[Journal of Magnetism and Magnetic Materials]]></source>
<year>2019</year>
<numero>474</numero>
<issue>474</issue>
<page-range>187-98</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Blanco-Gutiérrez]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Demourgues]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Gaudon]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sub-micrometric P-CoMoO4 rods: optical and piezochromic properties]]></article-title>
<source><![CDATA[Dalton Transactions]]></source>
<year>2013</year>
<numero>42</numero>
<issue>42</issue>
<page-range>13622-7</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Blanco-Gutiérrez]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Saez-Puche]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Torralvo-Fernández]]></surname>
<given-names><![CDATA[M. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Magnetic behavior of ZnFe2O4 nanoparticles: Effects of a solid matrix and the particles size]]></article-title>
<source><![CDATA[Physical Chemistry C.]]></source>
<year>2010</year>
<numero>114</numero>
<issue>114</issue>
<page-range>1789-95</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chellappa]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Vijayalakshmi]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Fabrication of Fe 3 O 4 -silica core-shell magnetic nano-particles and its characterization for biomedical applications]]></article-title>
<source><![CDATA[Materials Today: Proceedings]]></source>
<year>2019</year>
<numero>9</numero>
<issue>9</issue>
<page-range>371-9</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hankiewicz]]></surname>
<given-names><![CDATA[J. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Stoll]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Stroud]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Davidson]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Livesey]]></surname>
<given-names><![CDATA[K L.]]></given-names>
</name>
<name>
<surname><![CDATA[Tvrdy]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[... Celinski]]></surname>
<given-names><![CDATA[Z. J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nano-sized ferrite particles for magnetic resonance imaging thermometry]]></article-title>
<source><![CDATA[Journal of Magnetism and Magnetic Materials]]></source>
<year>2019</year>
<numero>469</numero>
<issue>469</issue>
<page-range>550-7</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hoang]]></surname>
<given-names><![CDATA[V. Van]]></given-names>
</name>
<name>
<surname><![CDATA[Ganguli]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Amorphous nanoparticles - Experiments and computer simulations]]></article-title>
<source><![CDATA[Physics Reports]]></source>
<year>2012</year>
<volume>518</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>81-140</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Houshiar]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Zebhi]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Razi]]></surname>
<given-names><![CDATA[Z. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Alidoust]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Askari]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Synthesis of cobalt ferrite (CoFe2O4) nanoparticles using combustion, coprecipitation, and precipitation methods: A comparison study of size, structural, and magnetic properties]]></article-title>
<source><![CDATA[Journal of Magnetism and Magnetic Materials]]></source>
<year>2014</year>
<numero>371</numero>
<issue>371</issue>
<page-range>43-8</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Iranmanesh]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Tabatabai Yazdi]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Mehran]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Saeednia]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Superior magnetic properties of Ni ferrite nanoparticles synthesized by capping agent-free one-step coprecipitation route at different pH values]]></article-title>
<source><![CDATA[Journal of Magnetism and Magnetic Materials]]></source>
<year>2018</year>
<numero>449</numero>
<issue>449</issue>
<page-range>172-9</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ismail M]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Mostafa M]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Sayed S]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Experimental and mathematical modeling of Cr(VI) removal using nano-magnetic Fe3O4-coated perlite from the liquid phase.]]></article-title>
<source><![CDATA[Chinese Journal of Chemical Engineering]]></source>
<year>2019</year>
<page-range>100632</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jin]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Zou]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Liang]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rapid detection of Salmonella in milk by nuclear magnetic resonance based on membrane filtration super-paramagnetic nanobiosensor]]></article-title>
<source><![CDATA[Food Control]]></source>
<year>2020</year>
<numero>110</numero>
<issue>110</issue>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kisan]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Shyni]]></surname>
<given-names><![CDATA[P. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Layek]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Verma]]></surname>
<given-names><![CDATA[H. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Hesp]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Dhanak]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Perumal]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Finite size effects in magnetic and optical properties of antiferromagnetic NiO nanopartsicles]]></article-title>
<source><![CDATA[IEEE Transactions on Magnetics]]></source>
<year>2014</year>
<numero>50</numero>
<issue>50</issue>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López-Ruiz]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Magén]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Luis]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Bartolomé]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[High temperature finite-size effects in the magnetic properties of Ni nanowires]]></article-title>
<source><![CDATA[Journal of Applied Physics]]></source>
<year>2012</year>
<volume>112</volume>
<numero>7</numero>
<issue>7</issue>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mohamad]]></surname>
<given-names><![CDATA[N. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Zaki]]></surname>
<given-names><![CDATA[Z. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Amir]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mechanisms of enhanced oxidative degradation of tetrachloroethene by nano-magnetite catalyzed with glutathione]]></article-title>
<source><![CDATA[Chemical Engineering Journal]]></source>
<year>2020</year>
<volume>393</volume>
<page-range>124760</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Muñoz]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Romero]]></surname>
<given-names><![CDATA[A. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Mejía-López]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Morán-López]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Finite size effects on the magnetocrystalline anisotropy energy in Fe magnetic nanowires from first principles]]></article-title>
<source><![CDATA[Journal of Nanoparticle Research]]></source>
<year>2013</year>
<volume>15</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Noval]]></surname>
<given-names><![CDATA[V. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Ochoa]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Carriazo]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Magnetita, una estructura inorgánica con múltiples aplicaciones en catálisis heterogénea.]]></article-title>
<source><![CDATA[Revista Colombiana de Química]]></source>
<year>2017</year>
<numero>18</numero>
<issue>18</issue>
<page-range>42-59</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nurlilasari]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Widiyastuti]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Setyawan]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Novel monopolar arrangement of multiple iron electrodes for the large-scale production of magnetite nanoparticles for electrochemical reactors]]></article-title>
<source><![CDATA[Advanced Powder Technology]]></source>
<year>2020</year>
<volume>31</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1160-8</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Patra]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Gopalan]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Ganesan]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Direct solid-state synthesis of maghemite as a magnetically recoverable adsorbent for the abatement of methylene blue]]></article-title>
<source><![CDATA[Journal of Environmental Chemical Engineering]]></source>
<year>2019</year>
<volume>7</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>103384</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Picasso]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Vega]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Uzuriaga]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[G. P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Preparación de nanopartículas de magnetita por los métodos sol-gel y precipitación: estudio de la composición química y estructura.]]></article-title>
<source><![CDATA[Revista de La Sociedad Química Del Perú]]></source>
<year>2012</year>
<volume>78</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>170-82</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Raeisi-Shahraki]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ebrahimi]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Seyyed Ebrahimi]]></surname>
<given-names><![CDATA[S. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Masoudpanah]]></surname>
<given-names><![CDATA[S. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Structural characterization and magnetic properties of superparamagnetic zinc ferrite nano-particles synthesized by the coprecipitation method]]></article-title>
<source><![CDATA[Journal of Magnetism and Magnetic Materials]]></source>
<year>2012</year>
<volume>324</volume>
<numero>22</numero>
<issue>22</issue>
<page-range>3762-5</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ren]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhong]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new green synthesis of porous magnetite nanoparticles from waste ferrous sulfate by solid-phase reduction reaction]]></article-title>
<source><![CDATA[Journal of Alloys and Compounds]]></source>
<year>2017</year>
<volume>710</volume>
<page-range>875-9</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodríguez-López]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Paredes-Arroyo]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Mojica-Gomez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Estrada-Arteaga]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz-Rivera]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Elías Alfaro]]></surname>
<given-names><![CDATA[C. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Antaño-López]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electrochemical synthesis of magnetite and maghemite nanoparticles using dissymmetric potential pulses]]></article-title>
<source><![CDATA[Journal of Nanoparticle Research]]></source>
<year>2012</year>
<numero>14</numero>
<issue>14</issue>
<page-range>8</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodríguez-López]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estudio de la síntesis y caracterización de nanopartículas de magnetita por métodos electroquímicos]]></source>
<year>2012</year>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schneider]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rasband]]></surname>
<given-names><![CDATA[W. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Eliceiri]]></surname>
<given-names><![CDATA[K. W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[NIH Image to Image J: 25 years of image analysis]]></article-title>
<source><![CDATA[Nature Methods]]></source>
<year>2012</year>
<volume>9</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>671-5</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shahid]]></surname>
<given-names><![CDATA[M. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Choi]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Characterization and application of magnetite particles, synthesized by reverse coprecipitation method in open air from mill scale]]></article-title>
<source><![CDATA[Journal of Magnetism and Magnetic Materials]]></source>
<year>2020</year>
<volume>495</volume>
<numero>165823</numero>
<issue>165823</issue>
<page-range>p9</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shokrollahi]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review of the magnetic properties, synthesis methods and applications of maghemite]]></article-title>
<source><![CDATA[Journal of Magnetism and Magnetic Materials]]></source>
<year>2017</year>
<volume>426</volume>
<page-range>74-81</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Thakur]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Nguyen]]></surname>
<given-names><![CDATA[V. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Vo]]></surname>
<given-names><![CDATA[D. V. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[One-Pot Synthesis of Magnetite-ZnO Nanocomposite and Its Photocatalytic Activity]]></article-title>
<source><![CDATA[Topics in Catalysis.]]></source>
<year>2020</year>
<numero>0123456789</numero>
<issue>0123456789</issue>
</nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sontu]]></surname>
<given-names><![CDATA[U. B]]></given-names>
</name>
<name>
<surname><![CDATA[G]]></surname>
<given-names><![CDATA[N. R]]></given-names>
</name>
<name>
<surname><![CDATA[Chou]]></surname>
<given-names><![CDATA[F. C.]]></given-names>
</name>
<name>
<surname><![CDATA[M]]></surname>
<given-names><![CDATA[V. R. R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Temperature dependent and applied field strength dependent magnetic study of cobalt nickel ferrite nano particles: Synthesized by an environmentally benign method.]]></article-title>
<source><![CDATA[Journal of Magnetism and Magnetic Materials]]></source>
<year>2018</year>
<numero>452</numero>
<issue>452</issue>
<page-range>398406</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tao]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Jiang]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Ma]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Physicochemical study of the sustainable preparation of nano-Fe2O3 from ferrous sulfate with coke]]></article-title>
<source><![CDATA[Journal of Cleaner Production]]></source>
<year>2020</year>
<volume>255</volume>
<numero>120175</numero>
<issue>120175</issue>
<page-range>9</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Toma]]></surname>
<given-names><![CDATA[H. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Gomes da Silva]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Condomitti]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nanotecnologia experimental]]></source>
<year>2016</year>
<page-range>63-85</page-range><publisher-loc><![CDATA[São Paulo ]]></publisher-loc>
<publisher-name><![CDATA[Blucher]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Touqeer]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Mumtaz]]></surname>
<given-names><![CDATA[M. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Mukhtar]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Irfan]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Akram]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Shabbir]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Yaw Choong]]></surname>
<given-names><![CDATA[T. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Fe3O4-PDA-lipase as surface functionalized nano biocatalyst for the production of biodiesel using waste cooking oil as feedstock: Characterization and process optimization]]></article-title>
<source><![CDATA[Energies]]></source>
<year>2020</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Study on synthesis and magnetic properties of Nd2Fe14B nano-particles prepared by hydrothermal method]]></article-title>
<source><![CDATA[Journal of Magnetism and Magnetic Materials]]></source>
<year>2020</year>
<numero>507</numero>
<issue>507</issue>
<page-range>166841</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yuan]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhao]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Meng]]></surname>
<given-names><![CDATA[Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Xu]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of selective coating of magnetite on improving magnetic separation of ilmenite from titanaugite.]]></article-title>
<source><![CDATA[Minerals Engineering]]></source>
<year>2020</year>
<volume>149</volume>
<numero>106267</numero>
<issue>106267</issue>
<page-range>10</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
