Papers - UMEZU Ikurou
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Hyperdoping of silicon with deep-level impurities by pulsed YAG laser melting. Reviewed
Naito, M., Kawabe, D., Koshiba, Y., Nagao, K., Sugimura, A., Aoki, T., Inada, M., Saitoh, T., & Kohno, A
Applied Physics A 117 155 - 159 2014
Joint Work
Authorship：Lead author
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Hyperdoping of silicon with deep-level impurities by pulsed YAG laser melting Reviewed
Naito, M., Kawabe, D., Koshiba, Y., Nagao, K., Sugimura, A., Aoki, T., Inada, M., Saitoh, T., & Kohno, A
Applied Physics A 117 155 - 159 2014
Single Work
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Emergence of very broad infrared absorption band by hyperdoping of silicon with chalcogens
Umezu Ikurou, Warrender Jeffrey M., Charnvanichborikarn Supakit, Kohno Atsushi, Williams James S., Tabbal Malek, Papazoglou Dimitris G., Zhang Xi-Cheng, Aziz Michael J.
JOURNAL OF APPLIED PHYSICS 113 ( 21 ) 2013.6
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Effects of collision between two plumes on plume expansion dynamics during pulsed laser ablation in background gas
Umezu Ikurou, Sakamoto Naomichi, Fukuoka Hiroshi, Yokoyama Yasuhiro, Nobuzawa Koichiro, Sugimura Akira
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING 110 ( 3 ) 629 - 632 2013.3
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Emergence of very broad infrared absorption band by hyperdoping of silicon with chalcogens Reviewed
I., Warrender, J. M., Charnvanichborikarn, S., Kohno, A., Williams, J. S., Tabbal, M., Papazoglou, D. G., Zhang, X.-C., & Aziz, M. J.
Journal of Applied Physics, 113 ( 21 ) 213501 2013
Joint Work
Authorship：Lead author
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Growth Processes of Porous TiO2 Nanocrystal-films during Pulsed Laser Ablation. Reviewed
I., Yagi, N., Sugimura, A., & Yoshida, T.
MRS Proceedings 1497 mrsf12–1497–k03–20 2013
Joint Work
Authorship：Lead author
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Fluid simulation of plume head-on collision dynamics during pulsed laser ablation Reviewed
Fujii, R., Doi, K., Yokoyama, Y., Fukuoka, H., Sugimura, A., Tominaga, N
J. Phys.: Conf. Ser. 454 012009 2013
Joint Work
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Fluid simulation of plume head-on collision dynamics during pulsed laser ablation
24TH IUPAP CONFERENCE ON COMPUTATIONAL PHYSICS (IUPAP-CCP 2012) 454 2013
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Hierarchical Pattern Structure in TiO2 Nano-Aggregates Prepared by Pulsed Laser Ablation in Background Gas
2013 CONFERENCE ON LASERS AND ELECTRO-OPTICS PACIFIC RIM (CLEO-PR) 2013
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パルスレーザーメルティング法によって深い準位をとる不純物を過飽和ドープしたシリコンの赤外光吸収
梅津 郁 朗, 香 野 淳, 川 邊 大介, 松田 祐樹, 中川 将, and 杉村 陽
電気学会研究会資料 光・量子デバイス研究会 QD12 47 - 50 2012.3
Joint Work
Authorship：Lead author
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Low Temperature Bonding of Metals by Deposition of Nanoparticles at the Interface Reviewed
Toshio Takiya, Naoaki Fukuda, Ikurou Umezu, Akira Sugimura, Shigeo Ueguri, Hisao Yoshida, and Min Han
Applied Physics Research 4 42 - 47 2012.2
Joint Work
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Effects of collision between two plumes on plume expansion dynamics during pulsed laser ablation in background gas Reviewed
Sakamoto, N., Fukuoka, H., Yokoyama, Y., Nobuzawa, K., & Sugimura, A
Appl Phys A 110 ( 3 ) 629 - 632 2012
Joint Work
Authorship：Lead author
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Effects of collision between two plumes on plume expansion dynamics during pulsed laser ablation in background gas Reviewed
Sakamoto, N., Fukuoka, H., Yokoyama, Y., Nobuzawa, K., & Sugimura, A
Appl. Phys. A 110 ( 3 ) 629 - 632 2012
Joint Work
Authorship：Lead author
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Supersaturated doping of silicon with titanium by pulsed laser melting method
Daisuke Kawabel, Shou Nakagawa, Yuuki Matsudal, Akira Sugimura, and Ikurou Umezu
Mem. Konan Univ., Sci. & Eng. Ser. 58 ( 1 ) 21 - 32 2011.12
Joint Work
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Synthesis of GaN nanocrystallites by pulsed laser ablation in pure nitrogen background gases Reviewed
T Yoshida, S. Kakumoto, A Sugimura, and I Umezu
Applied Physics A: Materials Science & Processing 104 907 - 911 2011.9
Joint Work
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Photoluminescence from Excited Energy Bands in Au-25 Nanoclusters
Sakanaga Isamu, Inada Mitsuru, Saitoh Tadashi, Kawasaki Hideya, Iwasaki Yasuhiko, Yamada Toshiki, Umezu Ikurou, Sugimura Akira
APPLIED PHYSICS EXPRESS 4 ( 9 ) 2011.9
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Synthesis of GaN nanocrystallites by pulsed laser ablation in pure nitrogen background gases
Yoshida Takehito, Kakumoto Soichiro, Sugimura Akira, Umezu Ikurou
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING 104 ( 3 ) 907 - 911 2011.9
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Photoluminescence from Excited Energy Bands in Au$_{25}$ Nanoclusters Reviewed
Isamu Sakanaga, Mitsuru Inada, Tadashi Saitoh, Hideya Kawasaki, Yasuhiko Iwasaki, Toshiki Yamada, Ikurou Umezu, and Akira Sugimura
Appl. Phys. Express 4 095001-1 - 095001-3 2011.8
Joint Work
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Strong mid-infrared optical absorption emerged by supersaturated sulfur doping in silicon wafer Reviewed
I. Umezu, A. Kohno, J. M. Warrender, Y. Takatori, Y.Hirao, S. Nakagawa, A. Sugimura, S. Charnvanichborikarn, J. S. Williams and M. J. Aziz
Proceedings of 30th International Conference on the Physics of Semiconductors 1399 51 - 52 2011.1
Single Work
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Effect of Non-equilibrium Pulsed Ejection of Si Species into Background Gas on the Formation of Si Nanocrystallite Reviewed
Ikurou Umezu, Shunto Okubo , Akira Sugimura
Mater. Res. Soc. Symp. Proc. 1035 2011.1
Joint Work
Authorship：Lead author