溶剂热电化学法制备Li 3+ x V 1- x Si x O 4 薄膜
Source abstract
Abstract
采用溶剂热电化学法, 于SiO 2 、V 2 O 5 、LiOH的乙醇溶液组成的反应体系中, 在Pt基体上制备出致密的Li 3+ x V 1- x Si x O 4 薄膜. XRD、IR、Raman分析表明, 薄膜结晶状态良好, 具有γ-Li 3 PO 4 型结构. 其化学组成为0.4 (Li 4 SiO 4 )- 0.6(Li 3 VO 4 ). 薄膜中无Li 2 SiO 3 杂质相存在. 低沸点乙醇溶液体系, 能够提高反应釜内的压力, 有利于促进薄膜的生成. 组成元素在醇溶液体系离子浓度小, 薄膜生成速度小, 导致薄膜结构致密, 表面光滑.
Source: openalex_inverted_index · Quality: baseline
Research context
OpenAlex topics: Transition Metal Oxide Nanomaterials · Advanced Battery Materials and Technologies · Catalysis and Oxidation Reactions
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