Presentations -
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Tunneling Properties of Heavily Doped BaSi2/Si Hetero-junctions in Different Structures for BaSi2 Solar Cells on Si Surfaces International conference
W.Du, M.Baba, R.Takabe, K.Toko, N.Usami, T.Suemasu
2013 JSAP-MRS Joint Symposia
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Potential barrier height at grain boundaries in BaSi2 epitaxial thin films studied by Kelvin probe force microscopy International conference
M.Baba, S.Tsurekawa, W.Du, K.Toko, K.O.Hara, N.Usami, T.Suemasu
2013 JSAP-MRS Joint Symposia
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Investigation of the causes of reduced open circuit voltage in quantum dot solar cells International conference
T.Tayagaki, Y.Hoshi, N.Usami
2013 JSAP-MRS Joint Symposia
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Fabrication of defect-free sub-20-nm germanium nanodisk structure using bio-template and neutral beam etching International conference
M.E.Fauzi, T.Okada, M.M.Rahman, Y.Hoshi, K.Sawano, I.Yamashita, N.Usami, and S.Samukawa
2013 JSAP-MRS Joint Symposia
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Effect of geometry in photonic nanostructures coupled with Ge quantum dots on optical properties International conference
Y.Hoshi, K.Ooi, T.Tayagaki, T.Kiguchi, and N.Usami
2013 JSAP-MRS Joint Symposia
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On the Origin of Drastic Enhancement of Excess-Carrier Lifetime by Annealing BaSi2 Epitaxial Films International conference
K.O.Hara, N.Usami, K.Nakamura, R.Takabe, M.Baba, K.Toko and T.Suemasu
2013 JSAP-MRS Joint Symposia
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厚さ1.5 μmを超えるBaSi2膜のSi(111)基板上へのMBE成長
髙部涼太，中村航太郎，馬場正和，Weijie Du，Muhammad Ajmal Khan，都甲薫，笹瀬雅人，原康祐，宇佐美徳隆，末益崇
第74回応用物理学会秋季学術講演会
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Formation and Characterization of a Three Dimensional Silicon Quantum Dot Superlattice Fabricated by Top-Down Process Using Bio-Template and Neutral Beam Etching Technology for its Application to a High Efficiency Quantum Dot Solar Cell
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圧縮歪みSi/Si1-XCX/Si(100)ヘテロ構造における結晶欠陥形成過程の研究
酒井翔一朗，古川洋志，有元圭介，山中淳二，中川清和，宇佐美徳隆，星裕介，澤野憲太郎，白木靖寛
第74回応用物理学会秋季学術講演会
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Al 誘起成長Si 層の結晶方位・粒径に与える成長温度効果
沼田諒平，都甲薫，宇佐美徳隆，末益崇
第74回応用物理学会秋季学術講演会
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絶縁基板上における大粒径Ge(111)薄膜の極低温(200˚C)Al誘起成長
沼田諒平，都甲薫，大谷直生，宇佐美徳隆，末益崇
第74回応用物理学会秋季学術講演会
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導電膜/ガラス上における非晶質 Ge 薄膜の Al 誘起成長
中沢宏紀，都甲薫，宇佐美徳隆，末益崇
第74回応用物理学会秋季学術講演会
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Control of microstructures and reduction of stress in multicrystalline Si ingot grown by floating cast method using designed double crucibles
S.Joonwichien, S.Matsushima , I.Takahashi, N.Usami
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浮遊キャスト成長法により作製した大型インゴットの粒界性格と転位発生の関係
高橋勲，Supawan Joonwichien, 松島悟, 宇佐美徳隆
第74回応用物理学会秋季学術講演会
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機能性粒界を利用した70ｋｇモノライクSiインゴットの成長
沓掛 健太朗，宇佐美 徳隆，大野 裕，徳本 有紀，米永 一郎
第74回応用物理学会秋季学術講演会
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Control of grain boundaries and its impact on materials properties in International conference
N.Usami
10th Topical Workshop on Heterostructure Microelectronics
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次世代太陽電池創製に向けたマルチスケールシリコン系結晶
宇佐美 徳隆、太野垣 健、星 裕介、高橋 勲、Supawan Joonwichien
応用物理学会シリコンテクノロジー分科会研究集会 「最先端エネルギーナノデバイス」
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Fabrication of large-area photonic nanostructuers coupled with Ge quantum dots and their appilcation to solar cells International conference
Noritaka Usami, Yusuke Hoshi, Takanori Kiguchi, Kazufumi Ooi, and Takeshi
17th International Conference on Crystal Growth and Epitaxy ICCGE-17
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Mechanism of Strain Relaxation in BaSi2 Epitaxial Films on Si(111) Substrates during Post-Growth Annealing and Application for Film Exfoliation International conference
K.O.Hara, N.Usami, K.Nakamura, R.Takabe, M.Baba, K.Toko, and T.Suemasu
the Asia-Pacific Conference on Green Technology with Silicides and Related Materials2013
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Effect of Ge/Al thickness on Al-induced crystallization of amorphous Ge layers on glass substrates International conference
K.Nakazawa, K.Toko, N.Saitoh, N.Yoshizawa, N.Usami, T.Suemasu
the Asia-Pacific Conference on Green Technology with Silicides and Related Materials2013