染川智弘 (Toshihiro Somekawa) - マイポータル

基本情報

Laser-fluence dependence of signal enhancement in femtosecond double-pulse laser induced breakdown spectroscopy

T. Somekawa, M. Otsuka, H. Kuze, Y. Maeda, J. Kawanaka, M. Fujita

Spectrochimica Acta - Part B Atomic Spectroscopy 164 2020年2月査読有り
Signal enhancement in femtosecond laser induced breakdown spectroscopy with a double-pulse configuration composed of two polarizers

Toshihiro Somekawa, Masataka Otsuka, Yoshinobu Maeda, Masayuki Fujita

Japanese Journal of Applied Physics 55(5) 2016年5月査読有り
Studies of melting ice using CO<inf>2</inf> laser for ice drilling

Toshimitsu Sakurai, Haik Chosrowjan, Toshihiro Somekawa, Masayuki Fujita, Hideaki Motoyama, Okitsugu Watanabe, Yasukazu Izawa

Cold Regions Science and Technology 121 11 - 15 2016年1月1日査読有り
Furfural analysis in transformer oils using laser raman spectroscopy

Toshihiro Somekawa, Masayuki Fujita, Yasukazu Izawa, Makoto Kasaoka, Yoshitomo Nagano

IEEE Transactions on Dielectrics and Electrical Insulation 22(1) 229 - 231 2015年2月1日査読有り
Temperature dependence of laser-induced damage threshold of optical coatings at different pulse widths

Katsuhiro Mikami, Shinji Motokoshi, Toshihiro Somekawa, Takahisa Jitsuno, Masayuki Fujita, Kazuo A. Tanaka

Optics Express 21(23) 28719 - 28728 2013年11月18日査読有り

Experimental study for the development of remote sensing technology of hazardous substances by resonance Raman effect

Ippei Asahi, Sachiyo Sugimoto, Yuji Ichikawa, Masakazu Ogita, Hiromi Kodama, Shuzo Eto, Takayuku Higo, Toshihiro Somekawa, Dazhi Li, Haik Chosrowjan, Seiji Taniguchi

Proceedings of SPIE - The International Society for Optical Engineering 11166 2019年
Evaluation of tunable deep UV lasers for remote identification of hazardous substances

T. Somekawa, G. Khosrovian, S. Taniguchi, D. Li

Proceedings of SPIE - The International Society for Optical Engineering 11160 2019年
Raman spectroscopy measurement of CH<inf>4</inf>gas and CH<inf>4</inf>dissolved in water for laser remote sensing in water

Toshihiro Somekawa, Masayuki Fujita

EPJ Web of Conferences 176 2018年4月
レーザー誘起表面ナノ周期構造を利用した道路構造物における落雪対策に関する研究

櫻井俊光, 松下拓樹, 高橋丞二, 松澤勝, 染川智弘, 井澤靖和

北海道の雪氷 37 31 - 34 2018年
Development of the marine Raman lidar system

J. Kawanaka, M. Fujita

Proceedings of SPIE - The International Society for Optical Engineering 10791 2018年