Journal ArticleDOI
Crystal Structure of LaMnO3+δ Synthesized Using Poly(Acrylic Acid)
TLDR
In this paper, perovskite-type LaMnO 3+δ was synthesized by firing gels at low temperature, showing that the crystal structure of the single phase changes from hexagonal to hexagonal with increasing temperature.About:
This article is published in Journal of Solid State Chemistry.The article was published on 1993-06-01. It has received 44 citations till now. The article focuses on the topics: Orthorhombic crystal system & Crystal structure.read more
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Preparation and characterization of La1-xSrxMnO3+δ (0 ≤ x ≤ 0.6) powder by sol-gel processing
TL;DR: In this article, a negative correlation exists between the strontium content and the nonstoichiometry level, i.e., at low Sr content the oxygen content is higher.
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Synthesis of ultrafine LiCoO2 powders by the sol-gel method
TL;DR: In this paper, the decomposition process of the gel precursor was examined to determine the crystallization temperature and the dependence of the physicochemical properties of HT-LiCoO2 powders on the PAA quantity was extensively investigated.
Journal ArticleDOI
Synthesis of LaMnO3+δby Firing Gels Using Citric Acid
TL;DR: In this article, a gel was prepared by adding citric acid to an aqueous solution of lanthanum nitrate and manganese nitrate, and the specific surface area, the La/Mn ratio and the catalytic activity for CO oxidation on LaMnO3+δ were measured.
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Synthesis of Spinel LiMn2O4 by the Sol−Gel Method for a Cathode-Active Material in Lithium Secondary Batteries
TL;DR: In this paper, the dependence of physicochemical properties of spinel LiMn2O4 powders, such as crystallinity, lattice constant, and specific surface area, on the calcination temperature and poly(acrylic acid) (PAA) quantity was investigated.
Journal ArticleDOI
Synthesis and electrochemical studies of spinel Li1.03Mn2O4 cathode materials prepared by a sol-gel method for lithium secondary batteries
TL;DR: In this article, the spinel Li1.03Mn2O4 powders have been synthesized at low temperatures from aqueous solution of metal acetate containing glycolic acid as a chelating agent by a sol-gel method.