BARRIER EFFECTS ON IONIC-CONDUCTIVITY AND DIELECTRIC RESPONSE OF TL(NBTE)O6

被引:4
作者
GARCIAMARTIN, S [1 ]
VEIGA, ML [1 ]
PICO, C [1 ]
SANTAMARIA, J [1 ]
GONZALEZDIAZ, G [1 ]
SANCHEZQUESADA, F [1 ]
机构
[1] UNIV COMPLUTENSE MADRID,FAC CIENCIAS FIS,DEPT FIS APLICADA 3,E-28040 MADRID,SPAIN
关键词
D O I
10.1016/0167-2738(90)90054-U
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Complex impedance measurements in the frequency range 10-10(7) Hz and at temperatures ranging between 298 K and 800 K have been performed on Tl(NbTe)O6 powder samples. Complex impedance plots are strongly affected by grain boundaries. An analysis of the dielectric response in the permittivity representation allows to distinguish between bulk and barrier contributions.
引用
收藏
页码:131 / 137
页数:7
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