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[期刊论文] 作者:LI Ji-Chao(李吉超),WANG Chun-Lei(王春雷),ZHONG Wei-Lie(钟维烈),LI Zheng-Fa(李正法), 来源:中国物理快报(英文版) 年份:2003
The ground state geometry and vibrational modes of poly (vinylidene fluoride-trifluoroethylene) [P(VDF-TrFE)]molecular chains have been investigated by ab initi...
[期刊论文] 作者:ZHAO Ming-Lei(赵明磊),WANG Chun-Lei(王春雷),ZHONG Wei-Lie(钟维烈),WANG Jin-Feng(王矜奉),LI Zheng-Fa(李正法), 来源:中国物理快报(英文版) 年份:2003
We prepared bismuth sodium titanate (Bi0.5Na0.5TiO3) ultrafine powders by the sol-gel method. The dielectric properties of the pressed pellets and fired ceramic...
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