Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Tadashi Kurihama"'
Publikováno v:
Ferroelectrics. 513:78-83
Tri-ammonium sodium di-sulphate (NH4)3Na(SO4)2 was crystallized by evaporating the aqueous solution at room temperature. The phase transition and the crystal structure at room temperature were studied by means of differential scanning calorimetry (DS
Publikováno v:
Ferroelectrics. 513:62-66
As one of the new ABXY4-type member in the (NH4)2SO4 family, rubidium sodium sulphate (RbNaSO4) was crystallized by evaporating the aqueous solution at 303 K. The phase transition and crystal structure were studied by means of thermogravimetric analy
Publikováno v:
Ferroelectrics. 513:84-89
Autor:
M. Yamamoto, Yong Jie Teng, Toshihisa Yamaguchi, E. Ishikawa, Fuminao Shimizu, Tadashi Kurihama, Masaaki Takashige, Y. Suzuki
Publikováno v:
Ferroelectrics. 401:110-116
Ammonium cesium tetrachlorozincate (NH4CsZnCl4), one of the new ABXY 4-type in the (NH4)2SO4 family, was crystallized by evaporating the aqueous solution at room temperature. The phase transition and crystal structure were studied by means of thermog
Autor:
Hironobu Kasano, Toshihisa Yamaguchi, S. Gotou, Toshiharu Mitsui, Fuminao Shimizu, Masaaki Takashige, Tatsuki Miyoshi, Tadashi Kurihama
Publikováno v:
Ferroelectrics. 402:156-162
Crystal growth of Rb2CdI4 was performed by Czochralski method. Transparent colourless crystals with monoclinic structure were obtained. Temperature dependence of the dielectric constant along the b-axis was measured with variation of frequency. The t
Publikováno v:
Ferroelectrics. 401:148-153
Crystals of Rb2CdBr4 was grown by Bridgman method and differential thermal analysis and dielectric constant measurements were performed to investigate phase transitional properties. It was found that Rb2CdBr4 has the first order phase transition arou
Publikováno v:
Ferroelectrics. 381:201-207
Triammonium lithium disulfate NH(4)3Li(SO 4)2 was crystallized by evaporating the aqueous solution at room temperature. The phase transition and the crystal structure at room temperature were investigated by means of differential scanning calorimetry
Publikováno v:
Ferroelectrics. 384:93-97
Crystals of Cs 2 FeI 4 were grown by Bridgman method and differential thermal analysis and dielectric constant measurements were performed. It was found that Cs 2 FeI 4 has the first order phase tr...
Autor:
Toshio Kikuta, Toshihisa Yamaguchi, Fuminao Shimizu, Tadashi Kurihama, Noriyuki Nakatani, Masaaki Takashige
Publikováno v:
Ferroelectrics. 368:28-35
Recently a strange temperature dependence of the volume thermal expansion coefficient of TGS crystal has been found in the cryogenic temperature region. Therefore an electric field effect on the simultaneous measurement of the permittivity and the th
Autor:
Fuminao Shimizu, Toshihisa Yamaguchi, Masaaki Takashige, Y. Seimiya, Tadashi Kurihama, Toshio Kikuta, Noriyuki Nakatani, S. Yoshizawa, Toshiharu Mitsui
Publikováno v:
Ferroelectrics. 337:59-69
We have further developed the clip-type strain gauge dilatometer in order to measure an angular deformation by applying the cosine theorem. In this research, not only a linear thermal expansion along three crystallographic axes but also a monoclinic