論文 - 宇治原 徹
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Improved quantum efficiency of solar cells with ge dots stacked in multilayer structure 査読有り
A. Alguno, N. Usami, T. Ujihara, K. Fujiwara, K. Sawano*, G. Sazaki, Y. Shiraki* and K. Nakajima
( 3 ) 頁: 2746 - 2749 2003年
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Spatial distribution of composition and strain in multicrystalline SiGe bulk crystal and their impact on solar cell application 査読有り
N. Usami, T. Takahashi, A. Alguno, K. Fujiwara, T. Ujihara, G. Sazaki, and K. Nakajima
( 1 ) 頁: 98-101 2003年
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Direct observations of crystal growth from silicon melt 査読有り
K. Fujiwara, K. Nakajima, T. Ujihara, N. Usami, G. Sazaki, H. Hasegawa, S. Mizoguti and K.Nakajima
( 1 ) 頁: 110 - 113 2003年
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Structure and property of directionally grown SiGe multicrystals with microscopic compositional distribution 査読有り
K. Fujiwara, T. Takahashi, N. Usami, T. Ujihara, G. Sazaki and K. Nakajima
( 1 ) 頁: 158 - 160 2003年
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Melt growth of multicrystalline SiGe with large compositional distribution for new solar cell applications 査読有り
K. Nakajima, N. Usami, K. Fujiwara, Y. Murakami, T. Ujihara, G. Sazaki, and T. Shishido
Sol. Energy Mater. Sol. Cells 72 巻 頁: 93-100 2002年
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Strain distribution of Si thin film grown on multicrystalline-SiGe with microscopic compositional distribution 査読有り
N. Usami, T. Takahashi, K. Fujiwara, T. Ujihara, G. Sazaki, Y. Murakami, and K. Nakajima
J. Appl. Phys. 92 巻 頁: 7098-7101 2002年
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Evaluation of mutual and intrinsic diffusion coefficients in the liquid GaGe binary system using novel determination method based on Fick's first law 査読有り
T. Ujihara, K. Fujiwara, G. Sazaki, N. Usami, K. Nakajima
J. Non-Cryst. Solids 312-314 巻 頁: 196-202 2002年
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In situ observation of crystal growth behavior from silicon melt 査読有り
K. Fujiwara, Ke. Nakajima, T. Ujihara, N. Usami, G. Sazaki, H. Hasegawa, S. Mizoguchi, K. Nakajima
J. Crystal Growth 243 巻 頁: 275-282 2002年
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Compositional variation in Si-rich SiGe single crystals grown by multi-component zone melting method using Si seed and source crystals 査読有り
K. Nakajima, T. Kusunoki, Y. Azuma, N. Usami, K. Fujiwara, T. Ujihara, G. Sazaki, and T. Shishido
J. Crystal Growth 240 巻 頁: 370-381 2002年
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Growth and properties of SiGe multicrystals with microscopic compositional distribution for high-efficiency solar cells 査読有り
K. Nakajima, N. Usami, K. Fujiwara, Y. Murakami, T. Ujihara, G. Sazaki and T. Shishido
Sol. Energy Mater. Sol. Cells 73 巻 頁: 305-320 2002年
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Evidence for the presence of built-in strain in multicrystalline SiGe with large compositional distribution 査読有り
N. Usami, T. Takahashi, K. Fujiwara, T. Ujihara, G. Sazaki, Y. Murakami, and K. Nakajima
Jpn. J. Appl. Phys. 41 巻 頁: 4462-4465 2002年
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Fabrication of SiGe bulk crystals with uniform composition as substrates for Si-based heterostructures 査読有り
N. Usami, Y. Azuma, T. Ujihara, G. Sazaki, K. Fujiwara, Y. Murakami, and K. Nakajima
Mat. Sci. Eng. B 89 巻 頁: 364-367 2002年
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In-situ monitoring system of the position and temperature at the crystal-solution interface 査読有り
G. Sazaki, Y. Azuma, S. Miyashita, N. Usami, T. Ujihara, K. Fujiwara, Y. Murakami, and K. Nakajima
J. Crystal Growth 236 巻 頁: 364-367 2002年
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均一組成SiGeバルク結晶成長と関連する測定技術
宇治原徹, 我妻幸長, 宇佐美徳隆, 佐崎 元, 藤原航三, 宍戸統悦, 中嶋一雄
日本結晶成長学会誌 29 巻 ( 5 ) 頁: 339 2002年
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*Simultaneous in-situ measurement of solute and temperature distributions in the alloy solutions 査読有り
T. Ujihara, K. Fujiwara, G. Sazaki, N. Usami, K. Nakajima
J. Crystal Growth 242 巻 頁: 313-320 2002年
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New method for measurement of interdiffusion coefficient in high temperature solutions based on Fick's first law 査読有り
T. Ujihara, K. Fujiwara, G. Sazaki, N. Usami, K. Nakajima
J. Crystal Growth 241 巻 頁: 387-394 2002年
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Grain growth of polycrystalline Si thin film for solar cells and its effect on crystal properties 査読有り
Toru Ujihara, Eiji Kanda, Kozo Fujiwara, Gen Sazaki, Noritaka Usami, Yoshihiro Murakami, Kuninori Kitahara and Kazuo Nakajima
頁: 1339-1342 2002年
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Control of macroscopic absorption coefficient of multicrystalline SiGe by microscopic compositional distribution 査読有り
N. Usami, K. Fujiwara, T. Ujihara, G. Sazaki, Y. Murakami, K. Nakajima, and H. Yaguchi
Jpn. J. Appl. Phys. 41 巻 頁: L37-L39 2002年
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In-situ observation of the Marangoni convection of a NaCl aqueous solutions under microgravity 査読有り
G. Sazaki, S. Miyashita, M. Nokura, T. Ujihara, N. Usami, and K. Nakajima
J. Crystal Growth 234 巻 頁: 516-522 2002年
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Effect of growth temperature on surface morphology and crystal quality of Si thin-film by liquid phase epitaxial growth technique 査読有り
Toru Ujihara, Eiji Kanda, Kozo Fujiwara, Noritaka Usami, Gen Sazaki, Kazuo Nakajima
頁: 408-411 2002年