<?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>2448-5691</journal-id>
<journal-title><![CDATA[Mundo nano. Revista interdisciplinaria en nanociencias y nanotecnología]]></journal-title>
<abbrev-journal-title><![CDATA[Mundo nano]]></abbrev-journal-title>
<issn>2448-5691</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>S2448-56912025000200103</article-id>
<article-id pub-id-type="doi">10.22201/ceiich.24485691e.2025.35.69843</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Transesterificación de aceite de canola con Sr/CaO mediante el método Box-Behnken]]></article-title>
<article-title xml:lang="en"><![CDATA[Transesterification of canola oil with Sr/CaO using the Box-Behnken method]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marín-Lugo]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barrera-Gutiérrez]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez-Rodríguez]]></surname>
<given-names><![CDATA[G. A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chavez-Esquivel]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tavizón-Pozos]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma del Estado de Hidalgo  ]]></institution>
<addr-line><![CDATA[ Hidalgo]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma Metropolitana Departamento de Ciencias Básicas ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2025</year>
</pub-date>
<volume>18</volume>
<numero>35</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-56912025000200103&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-56912025000200103&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-56912025000200103&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Dada la necesidad de nuevos materiales catalíticos para la transesterificación de aceites para la generación de biodiesel, el objetivo de este trabajo fue optimizar esta reacción usando catalizadores de Sr/CaO obtenidos a partir de cascarón de huevo mediante el estudio del efecto de la cantidad de estroncio, temperatura de calcinación y el método Box-Behnken. Se prepararon catalizadores de Sr/CaO con 3, 6 y 9 %p/p de Sr por calcinación a 500, 650 y 800 °C usando el método de impregnación húmeda de Sr(NO3)2 disuelto en metanol. Se encontró que, al aumentar la cantidad de Sr y la temperatura de calcinación de todas las series, también lo hace el rendimiento de biodiesel. Esto se debe a que con alta concentración de Sr y temperatura de calcinación se generan más sitios activos superficiales. Asimismo, se observó que se formarían especies SrCO3 las cuales limitarían el rendimiento del catalizador. Considerando los resultados, el catalizador con 9 %p/p de Sr calcinado a 800 °C fue el más activo y usado en la optimización. Para esto se utilizó el método Box-Behnken tomando como factores la relación molar metanol/aceite, la temperatura y el tiempo usando 8 %p/p de catalizador respecto al aceite. Se encontró que el rendimiento óptimo fue del 90.81% con una relación metanol/aceite = 10, 68.58 °C por 2 h.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: This work aimed to optimize the transesterification of canola oil to generate biodiesel with Sr/CaO catalysts obtained from eggshells by studying the effect of the amount of strontium, calcination temperature, and the Box-Behnken method. Sr/CaO catalysts with 3, 6, and 9 wt% Sr calcined at 500, 650, and 800 °C were prepared by wet impregnation using Sr(NO3)2 dissolved in methanol. As the amount of Sr and the calcination temperature of all series increases, so does the biodiesel yield. This is because more superficial active sites are generated with high Sr concentration and calcination temperature. Likewise, it was observed that SrCO3 species are formed, which would limit the catalyst performance. Based on the results, the catalyst with 9 wt% Sr calcined at 800 °C was the most active and used in the optimization. To achieve this, Box-Behnken method was used with the methanol/oil molar ratio, temperature, and time were used as factors using 8 wt% catalyst to oil. The optimum yield was 90.81 % at a methanol/oil molar ratio=10, 68.58 °C for 2 h.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Sr/CaO]]></kwd>
<kwd lng="en"><![CDATA[canola oil]]></kwd>
<kwd lng="en"><![CDATA[transesterification]]></kwd>
<kwd lng="en"><![CDATA[Box-Behnken]]></kwd>
<kwd lng="en"><![CDATA[biodiesel]]></kwd>
<kwd lng="en"><![CDATA[eggshell]]></kwd>
<kwd lng="es"><![CDATA[Sr/CaO]]></kwd>
<kwd lng="es"><![CDATA[aceite de canola]]></kwd>
<kwd lng="es"><![CDATA[transesterificación]]></kwd>
<kwd lng="es"><![CDATA[Box-Behnken]]></kwd>
<kwd lng="es"><![CDATA[biodiesel]]></kwd>
<kwd lng="es"><![CDATA[cascarón de huevo]]></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[Alemán-Ramírez]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Patrick]]></surname>
<given-names><![CDATA[U. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres-Arellano]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Paraguay-Delgado]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Mejía-López]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Moreira]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Sebastian]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Development of reusable composite eggshell-moringa leaf catalyst for biodiesel production]]></article-title>
<source><![CDATA[Fuel]]></source>
<year>2022</year>
<volume>324</volume>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ali]]></surname>
<given-names><![CDATA[S. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Javed]]></surname>
<given-names><![CDATA[I. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Ran]]></surname>
<given-names><![CDATA[a U. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Nazar]]></surname>
<given-names><![CDATA[M. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ahmed]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Junaid]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pasha]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Nazir]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Nazir]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Novel SrO-CaO mixed metal oxides catalyst for ultrasonic-assisted transesterification of Jatropha oil into biodiesel]]></article-title>
<source><![CDATA[Australian Journal of Chemistry]]></source>
<year>2017</year>
<volume>70</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>258-64</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ashine]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Kiflie]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Prabhu]]></surname>
<given-names><![CDATA[S. V.]]></given-names>
</name>
<name>
<surname><![CDATA[Tizazu]]></surname>
<given-names><![CDATA[B. Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Varadharajan]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Rajasimman]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Joo]]></surname>
<given-names><![CDATA[S. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Vasseghian]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Jayakumar]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biodiesel production from Argemone mexicana oil using chicken eggshell derived CaO catalyst]]></article-title>
<source><![CDATA[Fuel]]></source>
<year>2023</year>
<volume>332</volume>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chouhan]]></surname>
<given-names><![CDATA[A. P. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Sarma]]></surname>
<given-names><![CDATA[A. K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Modern heterogeneous catalysts for biodiesel production: a comprehensive review]]></article-title>
<source><![CDATA[Renewable and Sustainable Energy Reviews]]></source>
<year>2011</year>
<volume>15</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>4378-99</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Culas]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Surendran]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Jadu Samuel]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Kinetic studies of the non-isothermal decomposition of strontium nitrate]]></article-title>
<source><![CDATA[Asian Journal of Chemistry]]></source>
<year>2013</year>
<volume>25</volume>
<numero>7</numero>
<issue>7</issue>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dianursanti]]></surname>
<given-names><![CDATA[Delaamira M.]]></given-names>
</name>
<name>
<surname><![CDATA[Bismo]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Muharam]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of reaction temperature on biodiesel production from chlorella vulgaris using CuO/zeolite as heterogeneous catalyst]]></article-title>
<source><![CDATA[IOP Conference Series: Earth and Environmental Science]]></source>
<year>2017</year>
<volume>55</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Glisic]]></surname>
<given-names><![CDATA[S. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Pajnik]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Orlovi&#263;]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Process and techno-economic analysis of green diesel production from waste vegetable oil and the comparison with ester type biodiesel production]]></article-title>
<source><![CDATA[Applied Energy]]></source>
<year>2016</year>
<volume>170</volume>
<page-range>176-85</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hernández-Martínez]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodriguez]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Chavez-Esquivel]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Ángeles-Beltrán]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Tavizón-Pozos]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Canola oil transesterification for biodiesel production using potassium and strontium supported on calcium oxide catalysts synthesized from oyster shell residues]]></article-title>
<source><![CDATA[Next Materials]]></source>
<year>2023</year>
<volume>1</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Khan]]></surname>
<given-names><![CDATA[M. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[H. N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Clean biodiesel production approach using waste swan eggshell derived heterogeneous catalyst: an optimization study employing box-behnken-response surface methodology]]></article-title>
<source><![CDATA[Industrial Crops and Products]]></source>
<year>2024</year>
<volume>220</volume>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Khatibi]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Khorasheh]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Larimi]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biodiesel production via transesterification of canola oil in the presence of Na-K doped CaO derived from calcined eggshell]]></article-title>
<source><![CDATA[Renewable Energy]]></source>
<year>2021</year>
<volume>163</volume>
<page-range>1626-36</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kibar]]></surname>
<given-names><![CDATA[M. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Hilal]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Çapa]]></surname>
<given-names><![CDATA[B. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Bahç&#305;vanlar]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Abdeljelil]]></surname>
<given-names><![CDATA[B. B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Assessment of homogeneous and heterogeneous catalysts in transesterification reaction: a mini review]]></article-title>
<source><![CDATA[ChemBioEng Reviews]]></source>
<year>2023</year>
<volume>10</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>412-22</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kouzu]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Hidaka]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Wakabayashi]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Tsunomori]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Solid base catalysis of calcium glyceroxide for a reaction to convert vegetable oil into its methyl esters]]></article-title>
<source><![CDATA[Applied Catalysis A: General]]></source>
<year>2010</year>
<volume>390</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>11-8</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kouzu]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kasuno]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Tajika]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sugimoto]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Yamanaka]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hidaka]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Calcium oxide as a solid base catalyst for transesterification of soybean oil and its application to biodiesel production]]></article-title>
<source><![CDATA[Fuel]]></source>
<year>2008</year>
<volume>87</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>2798-806</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Bhattacharjee]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Roy]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Dostál]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Bej]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The optimization of biodiesel production from waste cooking oil catalyzed by ostrich-eggshell derived CaO through various machine learning approaches]]></article-title>
<source><![CDATA[Cleaner Energy Systems]]></source>
<year>2022</year>
<volume>3</volume>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[S. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Han]]></surname>
<given-names><![CDATA[K. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Hong]]></surname>
<given-names><![CDATA[I. K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Optimum process and energy density analysis of canola oil biodiesel synthesis]]></article-title>
<source><![CDATA[Journal of Industrial and Engineering Chemistry]]></source>
<year>2010</year>
<volume>16</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1006-10</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Niu]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Lu]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Calcium oxide functionalized with strontium as heterogeneous transesterification catalyst for biodiesel production]]></article-title>
<source><![CDATA[Fuel]]></source>
<year>2016</year>
<volume>176</volume>
<page-range>63-71</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[He]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Piao]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Transesterification of soybean oil to biodiesel using CaO as a solid base catalyst]]></article-title>
<source><![CDATA[Fuel]]></source>
<year>2008</year>
<volume>87</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>216-21</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mat]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Syahirah]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Khoo]]></surname>
<given-names><![CDATA[K. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Chew]]></surname>
<given-names><![CDATA[K. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Show]]></surname>
<given-names><![CDATA[P. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[W. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Nguyen]]></surname>
<given-names><![CDATA[H.P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sustainability of the four generations of biofuels - A review]]></article-title>
<source><![CDATA[International Journal of Energy Research]]></source>
<year>2020</year>
<volume>44</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>9266-82</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mofijur]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Siddiki]]></surname>
<given-names><![CDATA[S. Y. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Shuvho]]></surname>
<given-names><![CDATA[M. B. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Djavanroodi]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Rizwanul Fattah]]></surname>
<given-names><![CDATA[I. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ong]]></surname>
<given-names><![CDATA[H. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Chowdhury]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Mahlia]]></surname>
<given-names><![CDATA[T. M. I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of nanocatalysts on the transesterification reaction of first, second and third generation biodiesel sources - A mini-review]]></article-title>
<source><![CDATA[Chemosphere]]></source>
<year>2021</year>
<volume>270</volume>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Otera]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Transesterification]]></article-title>
<source><![CDATA[Chemical Reviews]]></source>
<year>1993</year>
<volume>93</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>1449-70</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Olvera-Ureña]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodriguez]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz de León]]></surname>
<given-names><![CDATA[J. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Tavizón-Pozos]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dispersion of Sr and K species supported on CaO eggshell-based catalysts for biodiesel production]]></article-title>
<source><![CDATA[Topics in Catalysis]]></source>
<year>2025</year>
<page-range>1-14</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pavlovi&#263;]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[&#352;elo]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Marinkovi&#263;]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Planini&#263;]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ti&#353;ma]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Stankovi&#263;]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Transesterification of sunflower oil over waste chicken eggshell-based catalyst in a microreactor: an optimization study]]></article-title>
<source><![CDATA[Micromachines]]></source>
<year>2021</year>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Prokaewa]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[S. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Luengnaruemitchai]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Kandiah]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Boonyuen]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biodiesel production from waste cooking oil using a new heterogeneous catalyst SrO doped CaO nanoparticles]]></article-title>
<source><![CDATA[Journal of Metals, Materials and Minerals]]></source>
<year>2022</year>
<volume>32</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>79-85</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ptá&#269;ek]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Bartoní&#269;ková]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[&#352;vec]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Opravil]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[&#352;oukal]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Frajkorová]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The kinetics and mechanism of thermal decomposition of SrCO3 polymorphs]]></article-title>
<source><![CDATA[Ceramics International]]></source>
<year>2015</year>
<volume>41</volume>
<numero>1, Part A</numero>
<issue>1, Part A</issue>
<page-range>115-26</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ramírez-Paredes]]></surname>
<given-names><![CDATA[E. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodriguez]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Chavez-Esquivel]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Tavizón-Pozos]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of Sr concentration in SrK/CaO oyster shell derived catalysts for biodiesel production]]></article-title>
<source><![CDATA[International Journal of Chemical Reactor Engineering]]></source>
<year>2024</year>
<volume>22</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>689-700</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rizwanul Fattah]]></surname>
<given-names><![CDATA[I. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ong]]></surname>
<given-names><![CDATA[H. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Mahlia]]></surname>
<given-names><![CDATA[T. M. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Mofijur]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Silitonga]]></surname>
<given-names><![CDATA[A. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Rahman]]></surname>
<given-names><![CDATA[S. M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ahmad]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[State of the art of catalysts for biodiesel production]]></article-title>
<source><![CDATA[Frontiers in Energy Research]]></source>
<year>2020</year>
<volume>8</volume>
<numero>101</numero>
<issue>101</issue>
</nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Solomon]]></surname>
<given-names><![CDATA[B. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biofuels and sustainability]]></article-title>
<source><![CDATA[Annals of the New York Academy of Sciences]]></source>
<year>2010</year>
<volume>1185</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>119-34</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tangy]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pulidindi]]></surname>
<given-names><![CDATA[I. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Dutta]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Borenstein]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Strontium oxide nanoparticles for biodiesel production: fundamental insights and recent progress]]></article-title>
<source><![CDATA[Energy &amp; Fuels]]></source>
<year>2021</year>
<volume>35</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>187-200</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tavizón-Pozos]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz-Aburto]]></surname>
<given-names><![CDATA[Z. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review of the use of SrO in catalysts for biodiesel production]]></article-title>
<source><![CDATA[Biofuels, Bioproducts and Biorefining]]></source>
<year>2024</year>
<volume>18</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>652-68</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tavizón-Pozos]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Chavez-Esquivel]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Suárez-Toriello]]></surname>
<given-names><![CDATA[V. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Santolalla-Vargas]]></surname>
<given-names><![CDATA[C. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Luévano-Rivas]]></surname>
<given-names><![CDATA[O. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Valdés-Martínez]]></surname>
<given-names><![CDATA[O. U.]]></given-names>
</name>
<name>
<surname><![CDATA[Talavera-López]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodriguez]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[State of art of alkaline earth metal oxides catalysts used in the transesterification of oils for biodiesel production]]></article-title>
<source><![CDATA[Energies]]></source>
<year>2021</year>
</nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Unruean]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Nomura]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Kitiyanan]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[High conversion of CaO-catalyzed transesterification of vegetable oils with ethanol]]></article-title>
<source><![CDATA[Journal of Oleo Science]]></source>
<year>2022</year>
<volume>17</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1051-62</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Verma]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Sharma]]></surname>
<given-names><![CDATA[M. P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Review of process parameters for biodiesel production from different feedstocks]]></article-title>
<source><![CDATA[Renewable and Sustainable Energy Reviews]]></source>
<year>2016</year>
<volume>62</volume>
<page-range>1063-71</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
