Zobrazeno 1 - 10
of 71
pro vyhledávání: '"M. Shojiya"'
Publikováno v:
Thin Solid Films. 429:28-33
Amorphous GaF3 and GaF3–BaF2 thin films were prepared by electron cyclotron resonance microwave plasma-enhanced chemical vapor deposition. Metal β-diketonates and a NF3 gas were used as starting materials and a fluorinating reagent, respectively.
Autor:
K Fukumi, Yoji Kawamoto, N Kitamura, K. Miyauchi, Y Nishihata, M. Shojiya, Yoshinori Katayama, J Qiu
Publikováno v:
Solid State Communications. 124:189-193
A GeS 2 glass was compressed up to 8 GPa at room temperature, heated up to 270 °C under 8 GPa and then decompressed to ambient pressure at room temperature, using a large volume high-pressure apparatus. The local structural-changes around Ge were ex
Publikováno v:
Journal of Non-Crystalline Solids. 292:88-92
New sulfo-bromide glasses of the (60− x )GaS 3/2 · x GaBr 3 ·10GeS 2 ·30LnS 3/2 composition (Ln=La and Er; x =0, 5, 10, 15 and 20) were prepared. Their thermal and optical properties were measured. The bromide-modified glasses exhibited more pro
Publikováno v:
Journal of Physics and Chemistry of Solids. 62:2039-2046
A 55ZrF 4 ·17BaF 2 ·23NaF·5EuF 3 glass was densified under 1.5, 3.0, 4.5, 6.0, and 9.0 GPa at 250°C by using a 6–8 multi-anvil-type high-pressure apparatus. The densities of permanently densified glasses increased until exhibiting a maximum val
Publikováno v:
Journal of Applied Physics. 89:4944-4950
Spectroscopic properties of Ho3+-doped ZnCl2-based glasses are investigated. The Ω2 value of the glass is especially large compared with those in fluoride glasses while the Ω4 and Ω6 parameters are relatively small. Decay measurements for three ex
Publikováno v:
Journal of Non-Crystalline Solids. 284:153-159
Amorphous ZnF 2 , ZnF 2 -BaF 2 , AlF 3 and AlF 3 -BaF 2 films were prepared on CaF 2 (1 1 1) substrates by an electron cyclotron resonance plasma-enhanced chemical vapor deposition (CVD) technique. Metal β-diketone chelates and NF 3 gas were used as
Publikováno v:
Journal of Non-Crystalline Solids. 284:22-26
113Cd magic-angle spinning nuclear magnetic resonance spectra of crystalline CdF2,KCdF3 and CdCl2 with known crystal structures and vitreous 50CdF2·30NaCl·(20−x)BaF2·xBaCl2 in mol% (x : 0, 5, 10, 15 and 20) were measured to reveal the anion-coor
Publikováno v:
Journal of Non-Crystalline Solids. 279:186-195
The structures of GeS 2 glasses permanently densified under 1.5, 3.0, 4.5, 6.0 and 9.0 GPa have been investigated by means of Ge–K EXAFS, Ge–K and S–K XANES, X-ray radial distribution, Raman scattering and optical absorption. The experimental r
Publikováno v:
Journal of Materials Science. 36:5013-5016
Planar thin-films of a 60ZrF4 · 35BaF2 · 5PrF3 composition were successfully prepared from Zr(hfa)4, Ba(hfa)2(tg), Pr(fod)3 and NF3 by an electron cyclotron resonance plasma-enhanced chemical vapor deposition technique. The films obtained were colo
Publikováno v:
Journal of Fluorine Chemistry. 106:127-131
27 Al MAS NMR spectra of 12 fluoroaluminate crystals with known crystal structures and 40AlF 3 ·(20- x )BaF 2 · x BaCl 2 ·20CaF 2 ·17YF 3 ·3EuF 3 ·glasses ( x =0,3,6,9 and 12) in mol% were measured to examine the anion coordination environments