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铂酸锂

铂酸锂
IUPAC名
Lithium platinate
识别
CAS号 37363-24-9  checkY
性质
化学式 Li2PtO3
摩尔质量 256.966 g·mol⁻¹
外观 黄色晶体
能隙 2.3 eV[1] eV
结构
晶体结构 单斜晶系C2/m[1]
晶格常数 a = 5.1836(2) Å, b = 8.9726(3) Å, c = 5.1113(1) Å
晶格常数 α = 90°, β = 109.864(2)°, γ = 90°
相关物质
其他阴离子 铱酸锂
钌酸锂
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

铂酸锂是一种无机化合物,化学式为Li2PtO3。它具有层状蜂窝晶体结构,为带隙2.3eV的半导体,可由碳酸锂于600°C反应得到。[2]铂酸锂是潜在的锂离子电池电极材料,[1][3]但因铂的价格相比于Li2MnO3太贵而无实际应用。[4]

参考文献

  1. ^ 1.0 1.1 1.2 O'Malley, Matthew J.; Verweij, Henk; Woodward, Patrick M. Structure and properties of ordered Li2IrO3 and Li2PtO3. Journal of Solid State Chemistry. 2008, 181 (8): 1803. doi:10.1016/j.jssc.2008.04.005. 
  2. ^ Kasuya, Ryo; Miki, Takeshi; Morikawa, Hisashi; Tai, Yutaka. Synthesis of alkali metal platinates and their dissolution behavior in hydrochloric acid. Journal of the Ceramic Society of Japan. 2013, 121 (1418): 884. doi:10.2109/jcersj2.121.884. 
  3. ^ Okada, Shigeto; Yamaki, Jun-Ichi; Asakura, Kaoru; Ohtsuka, Hideaki; Arai, Hajime; Tobishima, Shin-Ichi; Sakurai, Yoji. Cathode characteristics of layered rocksalt oxide, Li2PtO3. Electrochimica Acta. 1999, 45: 329. doi:10.1016/S0013-4686(99)00214-5. 
  4. ^ Yoshio, Masaki; Brodd, Ralph J.; Kozawa, Akiya. Lithium-Ion Batteries: Science and Technologies. Springer Science & Business Media. 17 July 2010: 10 [2017-08-05]. ISBN 978-0-387-34445-4. (原始内容存档于2017-03-21). 
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