“High-Quality Crystalline Silicon Layer Grown by Liquid Phase Epitaxy Method at Low Growth Temperature”,
T. Ujihara, K. Obara, N. Usami, K. Fujiwara, G. Sazaki, T. Shishido, K. Nakajima,
Jpn. J. Appl. Phys., 42, (2003), L217-L219.

“Growth of SiGe bulk crystal with uniform composition by utilizing feedback control system of the crystal-melt interface position for precise control of the growth temperature”,
Y. Azuma, N. Usami, T. Ujihara, K. Fujiwara, Y. Murakami, and K. Nakajima,
J. Cryst. Growth, 250, (2003), pp. 298-304.

“Fabrication of homogeneous SiGe-on-insulator through thermal diffusion of Ge on Si-on-insulator substrate”,
K. Kutsukake, N. Usami, K. Fujiwara, T. Ujihara, G. Sazaki, K. Nakajima, B. P. Zhang, and Y. Segawa,
Jpn. J. Appl. Phys., 42, (2003), L232-L234.

“Effects of high pressure on the growth kinetics of orthorhombic lysozyme crystals”,
Y. Nagatoshi, G. Sazaki, Y. Suzuki, S. Miyashita, T. Ujihara, K. Fujiwara, N. Usami, and K. Nakajima,
J. Cryst. Growth, 254, (2003), pp. 188-195.

“Enhanced quantum efficiency of solar cells with self-assembled Ge dots in multilayer structure”,
A. Alguno, N. Usami, T. Ujihara, K. Fujiwara, G. Sazaki, Y. Shiraki, and K. Nakajima,
Appl. Phys. Lett., 83, (2003), pp. 1258-1260.

“Influence of the elastic strain on the band structure of ellipsoidal SiGe coherently embedded in the Si matrix”,
N. Usami, T. Ichitsubo, T. Ujihara, T. Takahashi, K. Fujiwara, G. Sazaki, and K. Nakajima,
J. Appl. Phys., 94, (2003), pp. 916-920.

“Stacked Ge islands for photovoltaic applications”,
N. Usami, A. Alguno, T. Ujihara, K. Fujiwara, G. Sazaki, K. Nakajima, K. Sawano, and Y. Shiraki,
Sci. Tech. Adv. Mat., 4, (2003), pp. 367-370.

“Hightemperature solution growth and characterization of chromium disilicide”,
T. Shishido, S. Okada, Y. Ishizawa, K. Kudou, K. Iizumi, Y. Sawada, H. Horiuchi, K. Inaba, T. Sekiguchi, J. Ye, S. Miyashita, A. Nomura, T. Sugawara, K. Obara, K. Fujiwara, T. Ujihara, G. Sazaki, N. Usami, M. Oku, Y.Yokoyama, S. Kohiki , Y. Kawazoe and K. Nakajima,
Jpn. J. Appl. Phys. 42, (2003), pp. 7292-7293.

●プロシーディングス
“What is the most important growth parameter on crystal quality of the silicon layer by LPE method?”,
T. Ujihara, K. Obara, N. Usami, K. Fujiwara, G. Sazaki, T. Shishido and K. Nakajima,
Proc. 3rd World Conference on Photovoltaic Energy Conversion Joint Conference of 13th International PV Science & Engineering Conference30th IEEE PV Specialists Conference 18th European PV Solar Energy Conference, Osaka, Japan (2003), vol.2, pp. 1241-1244, 4PC325.

“Structure and property of directionally grown SiGe multicrystals with microscopic compositional distribution”,
K. Fujiwara, T. Takahashi, N. Usami, T. Ujihara, G. Sazaki and K. Nakajima,
Proc. 3rd World Conference on Photovoltaic Energy Conversion Joint Conference of 13th International PV Science & Engineering Conference30th IEEE PV Specialists Conference 18th European PV Solar Energy Conference, Osaka, Japan (2003), vol.1, pp. 158-160, 1PC311.

“Direct observations of crystal growth from silicon melt”,
K. Fujiwara, K. Nakajima, T. Ujihara, N. Usami, G. Sazaki, H. Hasegawa, S. Mizoguti and K.Nakajima,
Proc. 3rd World Conference on Photovoltaic Energy Conversion Joint Conference of 13th International PV Science & Engineering Conference30th IEEE PV Specialists Conference 18th European PV Solar Energy Conference, Osaka, Japan (2003), vol.1, pp. 110-113, 1PC311.

“Spatial distribution of composition and strain in multicrystalline SiGe bulk crystal and their impact on solar cell applications”,
N. Usami, T. Takahashi, A. Alguno, K. Fujiwara, T. Ujihara, G. Sazaki, and K. Nakajima,
Proc. 3rd World Conference on Photovoltaic Energy Conversion Joint Conference of 13th International PV Science & Engineering Conference30th IEEE PV Specialists Conference 18th European PV Solar Energy Conference, Osaka, Japan (2003), vol.1, pp. 98-101, 1PC308.

“Improved quantum efficiency of solar cells with ge dots stacked in multilayer structure”,
A. Alguno, N. Usami, T. Ujihara, K. Fujiwara, K. Sawano*, G. Sazaki, Y. Shiraki* and K. Nakajima,
Proc. 3rd World Conference on Photovoltaic Energy Conversion Joint Conference of 13th International PV Science & Engineering Conference30th IEEE PV Specialists Conference 18th European PV Solar Energy Conference, Osaka, Japan (2003), vol.3, pp. 2746-2749, S1LND02.