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Dielectric Properties of Lead-Free [(1-x)( Na0.5Bi0.5)-xBa]Zr1-yTiyO3 Ceramics (x=0.01, 0.06, 0.085, 0.09, 0.1 and y=0.96, 0.97)
被引:4
|作者:
Suchanicz, J.
[1
]
Stopa, G.
[1
]
Antonova, M.
[2
]
Kalvane, A.
[2
]
Dambekalne, M.
[2
]
Sternberg, A.
[2
]
Jankowska-Sumara, I.
[1
]
Smiga, W.
[1
]
Glos, T.
[1
]
Wcislo, D.
[1
]
Konieczny, K.
[1
]
机构:
[1] Pedag Univ, Inst Phys, PL-30084 Krakow, Poland
[2] Latvian State Univ, Inst Solid State Phys, LV-1063 Riga, Latvia
关键词:
ferroelectric;
Na0.5Bi0.5TiO3-based ceramics;
dielectric properties;
D O I:
10.1080/10584580802558092
中图分类号:
TM [电工技术];
TN [电子技术、通信技术];
学科分类号:
0808 ;
0809 ;
摘要:
Lead-free ceramics based on (Na0.5Bi0.5TiO3, NBT)-(Ba(Ti, Zr)O-3, BTZ) were prepared by solid phase synthesis and hot pressing sintering process and their dielectric properties have been studied. The obtained results were compared with these for pure NBT. The obtained samples show pure perovskite structure. Low frequency ( 100 Hz-100 kHz) investigations reveal the diffuse phase transitions and relaxorlike behaviour. The obtained results are discussed in terms of inhomogeneity of ions distribution, their ferro- and antiferroactivity and internal stresses. The NBT-BTZ system is expected to be a new promising candidate for lead-free electronic ceramics.
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页码:62 / 68
页数:7
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