Impact of Ti and Zn Dual-Substitution in P2 type Na2/3 Ni1/3 Mn2/3 O2 on Ni-Mn and Na-Vacancy Ordering and Electrochemical Properties.
Sign Up to like & getrecommendations! Published in 2023 at "Advanced materials"
DOI: 10.1002/adma.202300714
Abstract: High-entropy layered oxide materials containing various metals that exhibit smooth voltage curves and excellent electrochemical performances have attracted attention in the development of positive electrode materials for sodium-ion batteries. However, the smooth voltage curve can… read more here.
Keywords: ni1 mn2; substitution; na2 ni1; vacancy ordering ... See more keywords
Dual Substitution Strategy to Enhance Li+ Ionic Conductivity in Li7La3Zr2O12 Solid Electrolyte
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DOI: 10.1021/acs.chemmater.6b05369
Abstract: Solid state electrolytes could address the current safety concerns of lithium-ion batteries as well as provide higher electrochemical stability and energy density. Among solid electrolyte contenders, garnet-structured Li7La3Zr2O12 appears as a particularly promising material owing… read more here.
Keywords: solid electrolyte; dual substitution; substitution strategy; ionic conductivity ... See more keywords
Achieving high power factor and thermoelectric performance through dual substitution of Zn and Se in tetrahedrites Cu12Sb4S13
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DOI: 10.1063/1.5119402
Abstract: As an environmentally friendly thermoelectric material with its constituents being free of Pb/Te, tetrahedrite Cu12Sb4S13 absorbs much research interest. However, its low thermoelectric performance inhibits its applications. Here, we show that through dual substitution of… read more here.
Keywords: substitution; power factor; thermoelectric performance; dual substitution ... See more keywords
Dual Substitution and Spark Plasma Sintering to Improve Ionic Conductivity of Garnet Li7La3Zr2O12
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DOI: 10.3390/nano9050721
Abstract: Garnet Li7La3Zr2O12 is one of the most promising solid electrolytes used for solid-state lithium batteries. However, low ionic conductivity impedes its application. Herein, we report Ta-doping garnets with compositions of Li7-xLa3Zr2-xTaxO12 (0.1 ≤ x ≤… read more here.
Keywords: ionic conductivity; garnet li7la3zr2o12; 6ta0 4o12; spark plasma ... See more keywords