Lyotropic liquid crystalline mesophases made of salt-acid-surfactant systems for the synthesis of novel mesoporous lithium metal phosphates

buir.contributor.authorUzunok, Işıl
buir.contributor.authorÇolak, Tuluhan O.
buir.contributor.authorDağ, Ömer
dc.citation.epage1553en_US
dc.citation.issueNumber10en_US
dc.citation.spage1544en_US
dc.citation.volumeNumber84en_US
dc.contributor.authorUzunok, Işılen_US
dc.contributor.authorKim, J.en_US
dc.contributor.authorÇolak, Tuluhan O.en_US
dc.contributor.authorKim, D.en_US
dc.contributor.authorKim, H.en_US
dc.contributor.authorKim, M.en_US
dc.contributor.authorYamauchi, Y.en_US
dc.contributor.authorDağ, Ömeren_US
dc.date.accessioned2020-02-10T10:49:11Z
dc.date.available2020-02-10T10:49:11Z
dc.date.issued2019
dc.departmentDepartment of Chemistryen_US
dc.description.abstractMesoporous lithium metal phosphates are an important class of materials for the development of lithium ion batteries. However, there is a limited success in producing mesoporous lithium metal phosphates in the literature. Here, a lyotropic liquid crystalline (LLC) templating method was employed to synthesize the first examples of LiMPO4 (LMP) of Mn(II), Co(II), and Ni(II). A homogeneous aqueous solution of lithium and transition metal nitrate salts, phosphoric acid (PA), and surfactant (P123) can be spin coated or drop‐cast coated over glass slides to form the LLC mesophases which can be calcined into mesoporous amorphous LMPs (MA‐LMPs). The metal salts of Mn(II), Co(II) and Ni(II) produce MA‐LMPs that crystallize into olivine structures by heat treatment of the LLC mesophase. The Fe(II) compound undergoes air oxidation. Therefore, both Fe(II) and Fe(III) precursors produce a crystalline Li3Fe2(PO4)3 phase at over 400 °C. The MA‐LMPs show no reactivity towards lithium, however the crystalline iron compound exhibits electrochemical reactivity with lithium and a good electrochemical energy storage ability using a lithium‐ion battery test.en_US
dc.description.sponsorshipTÜBİTAK. Grant Number: 215Z193en_US
dc.description.sponsorshipTurkish Atomic Agencyen_US
dc.description.sponsorshipScience Academy, Istanbul, Turkeyen_US
dc.embargo.release2020-10-01
dc.identifier.doi10.1002/cplu.201900435en_US
dc.identifier.issn2192-6506
dc.identifier.urihttp://hdl.handle.net/11693/53223
dc.language.isoEnglishen_US
dc.publisherWiley‐VCH Verlag GmbH & Co. KGaA, Weinheimen_US
dc.relation.isversionofhttps://doi.org/10.1002/cplu.201900435en_US
dc.source.titleChemPlusChemen_US
dc.subjectElectrochemical energy storageen_US
dc.subjectLithium ion batteriesen_US
dc.subjectLithium metal phosphatesen_US
dc.subjectLyotropic liquid crystalsen_US
dc.subjectMesoporousen_US
dc.titleLyotropic liquid crystalline mesophases made of salt-acid-surfactant systems for the synthesis of novel mesoporous lithium metal phosphatesen_US
dc.typeArticleen_US
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