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Bi0.5Na0.4Li0.1MxTi1-xO3 unleaded antiferroelectric high energy density ceramic and preparation method thereof
The invention relates to a Bi0.5Na0.4Li0.1MxTi1-xO3 unleaded antiferroelectric high energy density ceramic and a preparation method thereof. X satisfies the relation of 0.03<= x<=0.3; M is one of (Me1/3Nb2/3), (Mb1/2Nb1/2), (Me1/3Ta2/3) and (Mb1/2Ta1/2); Me in (Me1/3Nb2/3), (Mb1/2Nb1/2), (Me1/3Ta2/3) and (Mb1/2Ta1/2) represents one of Mg, Zn and Ni; and Mb in (Me1/3Nb2/3), (Mb1/2Nb1/2), (Me1/3Ta2/3) and (Mb1/2Ta1/2) represents one of Al, Co and Cr. The method employs a high temperature and pressure sintering furnace for preparing the Bi0.5Na0.4Li0.1MxTi1-xO3 unleaded antiferroelectric high energy density ceramic, which has energy density calculated based on the ferroelectric hysteresis loop up to 0.8-1.6 J / cm<3>.
Bi0.5Na0.4Li0.1MxTi1-xO3 unleaded antiferroelectric high energy density ceramic and preparation method thereof
The invention relates to a Bi0.5Na0.4Li0.1MxTi1-xO3 unleaded antiferroelectric high energy density ceramic and a preparation method thereof. X satisfies the relation of 0.03<= x<=0.3; M is one of (Me1/3Nb2/3), (Mb1/2Nb1/2), (Me1/3Ta2/3) and (Mb1/2Ta1/2); Me in (Me1/3Nb2/3), (Mb1/2Nb1/2), (Me1/3Ta2/3) and (Mb1/2Ta1/2) represents one of Mg, Zn and Ni; and Mb in (Me1/3Nb2/3), (Mb1/2Nb1/2), (Me1/3Ta2/3) and (Mb1/2Ta1/2) represents one of Al, Co and Cr. The method employs a high temperature and pressure sintering furnace for preparing the Bi0.5Na0.4Li0.1MxTi1-xO3 unleaded antiferroelectric high energy density ceramic, which has energy density calculated based on the ferroelectric hysteresis loop up to 0.8-1.6 J / cm<3>.
Bi0.5Na0.4Li0.1MxTi1-xO3 unleaded antiferroelectric high energy density ceramic and preparation method thereof
YUAN CHANGLAI (Autor:in) / ZHOU XINGXING (Autor:in) / LIU XIAO (Autor:in) / FENG QIN (Autor:in) / ZHOU CHANGRONG (Autor:in) / YANG TAO (Autor:in) / XU JIWEN (Autor:in) / LI QINGNING (Autor:in) / CHEN GUOHUA (Autor:in)
09.09.2015
Patent
Elektronische Ressource
Englisch
IPC:
C04B
Kalk
,
LIME
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