Zobrazeno 1 - 10
of 539
pro vyhledávání: '"Haydn Chen"'
Evolution of dielectric properties in the (1−x) PbFe0.5Nb0.5O3–xBaFe0.5Nb0.5O3 solid solution system
Publikováno v:
Journal of Materials Science. 54:10984-10997
Temperature dependences of the dielectric permittivity e of (1−x)PbFe0.5Nb0.5O3-x BaFe0.5Nb0.5O3 solid solution ceramics at 100 Hz–1 MHz have been studied in the 12–500 K temperature range. To lower the conductivity values and exclude the corre
Publikováno v:
Materials Science and Engineering: R: Reports. 135:1-57
High strain piezoelectric ceramics are the state-of-the-art materials for high precision, positioning devices. A comprehensive review of the latest developments of the various types of perovskite piezoelectric ceramic systems is presented herein, wit
Autor:
Jiwei Zhai, Shaofeng Wu, Lingmin Yao, Yipeng Tan, Zhongbin Pan, Ruikun Wang, Haydn Chen, Feipeng Pi
Publikováno v:
Materials & Design, Vol 195, Iss, Pp 109044-(2020)
The majority of the previously reported nanocomposites obtainable with higher energy density (>15 J cm−3) relies strongly on much higher breakdown strength (>4000 kV cm−1). The operation of capacitors in such higher applied electric field brings
Autor:
I. P. Raevski, S. I. Raevskaya, E. I. Sitalo, M. A. Bunin, Haydn Chen, S. V. Inozemtsev, Yu. A. Kuprina, O. A. Bunina
Publikováno v:
Ferroelectrics. 525:18-27
Basing on the X-ray diffraction studies, a possibility of six local cationic configurations was established for K2Sr4Nb10O30 (KSN) having a tetragonal tungsten bronze-type structure. The association of these locally charged configurations may lead to
The effect of Cr substitution for Fe on the structure and magnetic properties of BiFeO3 multiferroic
Autor:
Y. V. Radyush, V. V. Titov, S. I. Raevskaya, M. A. Malitskaya, N. M. Olekhnovich, Haydn Chen, Stanislav P. Kubrin, I. P. Raevski, Anatoli V. Pushkarev
Publikováno v:
Ferroelectrics. 525:1-10
X-ray diffraction and Мossbauer studies of perovskite BiFe1-xCrxO3 solid solution ceramics fabricated under high pressure (4–6 GPa) have been carried out. Two morphotropic phase boundaries were rev...
Autor:
S. I. Raevskaya, A. A. Gusev, I. P. Raevski, V. V. Titov, V. P. Isupov, Stanislav P. Kubrin, Haydn Chen
Publikováno v:
Ferroelectrics. 525:37-46
High-energy mechanical activation of the starting oxides was found to reduce dramatically or even suppress the frequency shift of the dielectric permittivity maximum of ceramic ferroelectrics-relax...
Publikováno v:
Ferroelectrics. 525:54-63
It has been found out that compositional ordering degree of the Yb3+ and M5+ (M – Nb, Ta) ions in Pb2YbМO6 ceramics and, correspondingly, both temperature and diffusion of antiferroelectric phase transition can be varied within a wide range by mea
Publikováno v:
Journal of Applied Physics; 2014, Vol. 115 Issue 3, p1-8, 8p, 12 Graphs
Autor:
Cheng-Sao Chen, Chi-Shun Tu, Li Wen Chu, Chen-Chia Chou, Haydn Chen, Pin-Yi Chen, Kuei-Chih Feng, I. P. Raevski, Hao Wei Lee
Publikováno v:
Materials Research Bulletin. 96:71-75
Phase transformation and bloating behavior of CaMgSi 2 O 6 glass-ceramics with ZrO 2 nucleating agent using two-stage heat treatments were investigated as functions of annealing temperature. The specimens annealed below critical nucleation temperatur
Autor:
Kuei-Chih Feng, I. P. Raevski, Pin-Yi Chen, Cheng-Sao Chen, Chung Ya Tsao, Chen-Chia Chou, Chun An Lu, Haydn Chen, Chi-Shun Tu
Publikováno v:
Materials Research Bulletin. 96:66-70
Densification, microstructures and dielectric properties of CaO–MgO–SiO2 glass-ceramics were investigated with ZrO2 nucleating agent using two-stage heat treatment in the low temperature co-fired ceramic (LTCC) method. The amorphous cullet (abbre