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Abstract:
采用改进的Hummer法制备氧化石墨烯(GO),以乙二醇为还原剂将GO还原得到RGO(Reduced graphene oxide),并通过物理共混法制备RGO/BaTiO3复合材料。采用扫描电镜、X射线衍射、傅里叶红外、介电性能测试仪等对其表面形貌、微观结构、介电性能进行了表征。结果表明,乙二醇为还原剂成功实现了GO的还原,且还原后的RGO有效提高了RGO/BaTiO3复合材料的介电性能。当RGO质量分数为0. 5%~0. 8%时,复合材料的介电常数高达140以上,比纯BaTiO3材料提高约1. 75倍,且介电损耗控制在0. 2~0. 45之间。
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现代化工
ISSN: 0253-4320
Year: 2019
Issue: 5
Volume: 0
Page: 141-145
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count: -1
30 Days PV: 0
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