Takuro Tomita

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Name
Takuro Tomita
Affiliation
The University of Tokushima

Research Areas

 
 

Academic & Professional Experience

 
Apr 2017
   
 
徳島大学大学院社会産業理工学研究部准教授
 
Apr 2016
   
 
徳島大学大学院理工学研究部准教授
 
Mar 2014
   
 
徳島大学大学院先端技術科学教育部博士後期課程マル合判定
 
Nov 2013
   
 
Associate Professor, Institute of Technology and Science, University of Tokushima
 
Apr 2007
   
 
Assistant Professor, Institute of Technology and Science, University of Tokushima
 

Education

 
Mar 2002
   
 
Docter of Science (University of Tokyo)
 
Mar 1999
   
 
Master of Science (University of Tokyo)
 
Mar 1997
   
 
Bachelor of Engneering (Kyoto University)
 

Awards & Honors

 
Nov 2009
フェムト秒レーザー照射による半導体ナノプロセッシング技術の開発, 若手研究者学長賞, Tokushima University
 
Mar 2009
フェムト秒レーザー照射が誘起する表面構造変化に関する研究, 源内奨励賞, 財団法人エレキテル尾崎財団
 
Jun 2007
フェムト秒レーザー誘起ナノ周期構造の物性分析と生成メカニズムの解明, 安藤博記念学術奨励賞, (財)安藤研究所
 

Published Papers

 
Tatsuya Okada, Takuro Tomita, Tomoyuki Ueki, Takuya Hashimoto, Yuki Fuchikami, Hiroyuki Katayama, Hiromu Hisazawa, Yasuhiro Tanaka
Japanese Journal of Applied Physics   Vol.57 116501-1-116501-7   Nov 2018   [Refereed]
Hiroki Kawakami, Yoshiki Naoi, Takuro Tomita
AIP Advances   Vol.8(No.6) 065204-1-065204-5   Jun 2018   [Refereed]
Tatsuya Okada, Takuro Tomita, Tomoyuki Ueki, Takuya Hashimoto, Hiroki Kawakami, Yuki Fuchikami, Hiromu Hisazawa, Yasuhiro Tanaka
Applied Physics Express   Vol.11 016502-1-016502-4   Jan 2018   [Refereed]
Tatsuya Okada, Takuro Tomita, Tomoyuki Ueki, Yuki Masai, Yota Bando, Yasuhiro Tanaka
Japanese Journal of Applied Physics   Vol.56(No.11) 112701-1-112701-5   Oct 2017   [Refereed]
Takuro Tomita, Manato Deki, Eizo Yanagita, Yota Bando, Yoshiki Naoi, Takahiro Makino, Takeshi Ohshima
Journal of Laser Micro/Nanoengineering   Vol.12(No.2) 72-75   Sep 2017   [Refereed]
Masaharu Nishikino, Noboru Hasegawa, Takuro Tomita, Yasuo Minami, Takashi Eyama, Naoya Kakimoto, Rui Izutsu, Motoyoshi Baba, Tetsuya Kawachi, Tohru Suemoto
AIP Advances   Vol.7(No.1) 015311-1-015311-5   Jan 2017   [Refereed]
Tatsuya Okada, Takuro Tomita, Tomoyuki Ueki, Yuki Masai, Yota Bando, Yasuhiro Tanaka
Japanese Journal of Applied Physics   Vol.56 026601-1-026601-5   Jan 2017   [Refereed]
Naoya Kakimoto, Takashi Eyama, Rui Izutsu, Takuro Tomita
Journal of Laser Micro/Nanoengineering   Vol.11(No.1) 91-94   Feb 2016   [Refereed]
Yusuke Takidani, Kazuki Morimoto, Kenta Kondo, Tomoyuki Ueki, Takuro Tomita, Yasuhiro Tanaka, Tatsuya Okada
Journal of Laser Micro/Nanoengineering   Vol.10(No.3) 314-319   Dec 2015   [Refereed]
Yun Jeong Choi, Yoshiki Naoi, Takuro Tomita
Japanese Journal of Applied Physics   Vol.54(No.10) 105502-1-105502-5   Sep 2015   [Refereed]
Manato Deki, Takahiro Makino, Kazutoshi Kojima, Takuro Tomita, Takeshi Ohshima
Materials Science Forum   Vol.821-823 673-676   May 2015   [Refereed]
N. A. Inogamov, V. V. Zhakhovsky, Noboru Hasegawa, Masaharu Nishikino, Mitsuru Yamagiwa, Masahiko Ishino, M. B. Agranat, S. I. Ashitkov, A. Ya. Faenov, V. A. Khokhlov, D. K. Ilnitsky, Yu. V. Petrov, K. P. Migdal, T. A. Pikuz, Shodai Takayoshi, Takashi Eyama, Naoya Kakimoto, Takuro Tomita, Motoyoshi Baba, Yasuo Minami, Tohru Suemoto, Tetsuya Kawachi
Applied Physics. B, Lasers and Optics   Vol.119 413-419   Feb 2015   [Refereed]
Tomoyuki Ueki, Kazuki Morimoto, Hiroki Yokota, Takuro Tomita, Tatsuya Okada
Applied Physics Express   Vol.8(No.2) 026503-1-026503-4   Jan 2015   [Refereed]
Motoyoshi Baba, Masaharu Nishikino, Noboru Hasegawa, Takuro Tomita, Yasuo Minami, Ryota Takei, Mitsuru Yamagiwa, Tetsuya Kawachi, Tohru Suemoto
Japanese Journal of Applied Physics   Vol.53 080302-1-080302-4   Jul 2014   [Refereed]
A grazing incidence reflection-type soft X-ray microscope, using a Fresnel zone plate and a soft X-ray laser with wavelength 13.9 nm and pulse width 7 ps, was developed. Submicron size groove structures made on a Pt film were clearly captured at a...
Takuro Tomita, Masaharu Nishikino, Noboru Hasegawa, Yasuo Minami, Ryota Takei, Motoyoshi Baba, Takashi Eyama, Shodai Takayoshi, Takeshi Kaihori, Toshimasa Morita, Yusuke Hirano, Tetsuya Kawachi, Mitsuru Yamagiwa, Tohru Suemoto
Journal of Laser Micro/Nanoengineering   Vol.9(No.2) 137-142   Jun 2014   [Refereed]
Manato Deki, Tomoki Oka, Shodai Takayoshi, Yoshiki Naoi, Takahiro Makino, Takeshi Ohshima, Takuro Tomita
Materials Science Forum   Vol.778-780 661-664   Feb 2014   [Refereed]
Manato Deki, Takahiro Makino, Kazutoshi Kojima, Takuro Tomita, Takeshi Ohshima
Materials Science Forum   Vol.778-780 440-443   Feb 2014   [Refereed]
Manato Deki, Takahiro Makino, Naoya Iwamoto, Shinobu Onoda, Kazutoshi Kojima, Takuro Tomita, Takeshi Ohshima
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms   Vol.319 75-78   Jan 2014   [Refereed]
Shin-ichi Nakashima, Takuro Tomita, Natsuki Kuwahara, Takeshi Mitani, Ken Tomobe, Shin-ichi Nishizawa, Hajime Okumura
Journal of Applied Physics   Vol.114(No.19) 193510-1-193510-7   Nov 2013   [Refereed]
Shigeki Matsuo, Yoshifumi Umeda, Takuro Tomita, Shuichi Hashimoto
Journal of Laser Micro/Nanoengineering   Vol.8(No.1) 35-38   Jan 2013   [Refereed]
In this study we examined how the laser-scanning direction during the inscription of modified lines affects to the etching rate along the lines in the femtosecond laser-assisted etching. An isotropic material (silica) was used as the sample. Circu...
Takuro Tomita, Minoru Yamamoto, Noboru Hasegawa, Kota Terakawa, Yasuo Minami, Masaharu Nishikino, Masahiko Ishino, Takeshi Kaihori, Yoshihiro Ochi, Tetsuya Kawachi, Mitsuru Yamagiwa, Tohru Suemoto
Optics Express   Vol.20(No.28) 29329-29337   Dec 2012   [Refereed]
Pump and probe reflective imaging using a soft x-ray laser probe was applied to the observation of the early stage of femtosecond laser ablation process on platinum. In strongly excited area, drastic and fast reflectivity drop was observed. In mod...
Tatsuya Okada, Takuro Tomita, Shigeki Matsuo, Shuichi Hashimoto, Ryota Kashino, Takuto Ito
Materials Science Forum   Vol.725 19-22   Jul 2012   [Refereed]
O Ryongsok, Atsushi Iwamoto, Yuki Nishi, Yuya Funase, Takahiro Yuasa, Takuro Tomita, Masao Nagase, Hiroki Hibino, Hiroshi Yamaguchi
Japanese Journal of Applied Physics, Part 1 (Regular Papers & Short Notes)   Vol.51(No.6) 06FD06-(5pp)   Jun 2012   [Refereed]
We propose a quality control method for wafer-scale epitaxial graphene grown on SiC substrates. The peak position of Raman spectra of epitaxial graphene is an excellent indicator of film quality and reveals irregularities, such as graphene thickne...
Shigeki Matsuo, Lihe Yan, Jinhai Si, Takuro Tomita, Shuichi Hashimoto
Optics Letters   Vol.37(No.10) 1646-1648   May 2012   [Refereed]
An all-optical stabilization method of laser pulse energy is proposed using the optical Kerr effect (OKE). The method uses the OKE induced by a portion of the laser pulse as a power controller. The decrease (increase) in the throughput of the opti...
Takuto Ito, Manato Deki, Takuro Tomita, Shigeki Matsuo, Shuichi Hashimoto, Takahiro Kitada, Toshiro Isu, Shinobu Onoda, Takeshi Oshima
Journal of Laser Micro/Nanoengineering   Vol.7(No.1) 16-20   Feb 2012   [Refereed]
Yoshihiro Ochi, Kota Terakawa, Noboru Hasegawa, Minoru Yamamoto, Takuro Tomita, Tetsuya Kawachi, Yasuo Minami, Masaharu Nishikino, Takashi Imazono, Masahiko Ishino, Tohru Suemoto
Japanese Journal of Applied Physics   Vol.51 016601(1-3)-016601(1-3)   Jan 2012   [Refereed]
Shigeki Matsuo, Kodai Iwasa, Takuro Tomita, Shuichi Hashimoto, Tatsuya Okada
Journal of Laser Micro/Nanoengineering   Vol.6(No.3) 245-248   Dec 2011   [Refereed]
Takuro Tomita, Ryota Kumai, Hidenori Nomura, Shigeki Matsuo, Shuichi Hashimoto, Ken Morita, Toshiro Isu
Applied Physics. A, Materials Science & Processing   Vol.105(No.1) 89-94   Jun 2011   [Refereed]
Manato Deki, Takuto Ito, Minoru Yamamoto, Takuro Tomita, Shigeki Matsuo, Shuichi Hashimoto, Takahiro Kitada, Toshiro Isu, Shinobu Onoda, Takeshi Ohshima
Applied Physics Letters   Vol.98(No.13) 133104-1-133104-3   Mar 2011   [Refereed]
Tohru Suemoto, Kota Terakawa, Yoshihiro Ochi, Takuro Tomita, Minoru Yamamoto, Noboru Hasegawa, Manato Deki, Yasuo Minami, Tetsuya Kawachi
Optics Express   Vol.18(No.13) 14114-14122   Jun 2010   [Refereed]
Using highly coherent radiation at a wavelength of 13.9 nm from a Ag-plasma soft X-ray laser, we constructed a pump-and-probe interferometer based on a double Lloyd's mirror system. The spatial resolutions are evaluated with a test pattern, showin...
Takuro Tomita, Tatsuya Okada, Hiroyuki Kawahara, Ryota Kumai, Shigeki Matsuo, Shuichi Hashimoto, Masako Kawamoto, Makoto Yamaguchi, Shigeru Ueno, Emi Shindou, Akira Yoshida
Applied Physics. A, Materials Science & Processing   Vol.100(No.1) 113-117   May 2010   [Refereed]
Kensuke Tokumi, Shigeki Matsuo, Satoshi Kiyama, Takuro Tomita, Shuichi Hashimoto
Journal of Laser Micro/Nanoengineering   Vol.5(No.2) 179-182   May 2010   [Refereed]
Makoto Yamaguchi, Shigeru Ueno, Ryota Kumai, Keita Kinoshita, Toshiaki Murai, Takuro Tomita, Shigeki Matsuo, Shuichi Hashimoto
Applied Physics. A, Materials Science & Processing   Vol.99(No.1) 23-27   Feb 2010   [Refereed]
Minoru Yamamoto, Manato Deki, Tomonori Takahashi, Takuro Tomita, Tatsuya Okada, Shigeki Matsuo, Shuichi Hashimoto, Makoto Yamaguchi, Kei Nakagawa, Nobutomo Uehara, Masaru Kamano
Applied Physics Express   Vol.3(No.1) 016603-1-016603-3   Jan 2010   [Refereed]
A femtosecond (fs)-laser-modified region inside single-crystal silicon carbide was studied by micro-Raman spectroscopy. Higher and lower peak energy shifts of the transverse optical (TO) phonon mode, which correspond to compressive and tensile str...
Takuro Tomita, Masahiro Iwami, Minoru Yamamoto, Manato Deki, Shigeki Matsuo, Shuichi Hashimoto, Yoshinori Nakagawa, Takahiro Kitada, Toshiro Isu, Shingo Saito, Kiyomi Sakai, Shinobu Onoda, Takeshi Ohshima
Materials Science Forum   Vol.645-648 239-242   Jan 2010   [Refereed]
Makoto Yamaguchi, Masayuki Fujitsuka, Shigeru Ueno, Ichiro Miura, Wataru Erikawa, Takuro Tomita
Materials Science Forum   Vol.645-648 551-554   Jan 2010   [Refereed]
Takuro Tomita, Masahiro Iwami, Shigeki Matsuo, Shuichi Hashimoto, Shingo Saito, Kiyomi Sakai
Journal of Laser Micro/Nanoengineering   Vol.4(No.3) 182-185   Nov 2009   [Refereed]
Shigeki Matsuo, Haruki Sumi, Satoshi Kiyama, Takuro Tomita, Shuichi Hashimoto
Applied Surface Science   Vol.255(No.24) 9758-9760   Sep 2009   [Refereed]
Tatsuya Okada, Takuro Tomita, Shigeki Matsuo, Shuichi Hashimoto, Yoichiro Ishida, Satoshi Kiyama, Tomonori Takahashi
Journal of Applied Physics   Vol.106(No.5) 054307-1-054307-4   Sep 2009   [Refereed]
Takuro Tomita, Ryota Kumai, Shigeki Matsuo, Shuichi Hashimoto, Makoto Yamaguchi
Applied Physics. A, Materials Science & Processing   Vol.97(No.2) 271-276   Aug 2009   [Refereed]
Satoshi Kiyama, Takuro Tomita, Shigeki Matsuo, Shuichi Hashimoto
Journal of Laser Micro/Nanoengineering   Vol.4(No.1) 18-21   Apr 2009   [Refereed]
Takuro Tomita, Ryota Kumai, Keita Kinoshita, Shigeki Matsuo, Shuichi Hashimoto, Hirokazu Nagase, Makoto Nakajima, Tohru Suemoto
Materials Science Forum   Vol.600-603 879-882   Feb 2009   [Refereed]
Shuichi Hashimoto, Kazuo Samata, Tatsuya Shoji, Nobuyuki Taira, Takuro Tomita, Shigeki Matsuo
Microporous and Mesoporous Materials   Vol.117(No.1-2) 220-227   Nov 2008   [Refereed]
We examined a method to refine a technique to prepare close-packed monolayers of cylindrical zeolite L crystals tethered on a substrate through covalent linkages, which was developed recently for popular use. We attempted to fabricate both vertica...
Daniel Werner, Shuichi Hashimoto, Takuro Tomita, Shigeki Matsuo, Yoji Makita
The Journal of Physical Chemistry C   Vol.112(No.43) 16801-16808   Oct 2008   [Refereed]
This report describes the pulsed-laser induced events of noble metal flakes and nanoparticles (NPs) in liquids studied by an in situ extinction spectroscopy which allowed the detection of time-dependent events such as the pulverization of flakes c...
Shigeki Matsuo, Kensuke Tokumi, Takuro Tomita, Shuichi Hashimoto
Laser Chemistry   Vol.2008(No.5) 892721-1-892721-4   Aug 2008   [Refereed]
We applied the femtosecond laser-assisted etching technique, that is, irradiation of focused femtosecond laser pulses followed by selective chemical etching, to volume removal inside sapphire. At room temperature, volume etching only slightly adva...
Shigeki Matsuo, Satoshi Kiyama, Yoshinori Shichijo, Takuro Tomita, Shuichi Hashimoto, Yoichiroh Hosokawa, Hiroshi Masuhara
Applied Physics Letters   Vol.93(No.5) 051107-1-051107-3   Aug 2008   [Refereed]
Tatsuya Okada, Hiroyuki Kawahara, Yoichiro Ishida, Ryota Kumai, Takuro Tomita, Shigeki Matsuo, Shuichi Hashimoto, Masako Kawamoto, Yoji Makita, Makoto Yamaguchi
Applied Physics. A, Materials Science & Processing   Vol.92(No.3) 665-668   Aug 2008   [Refereed]
Daniel Werner, Shuichi Hashimoto, Takuro Tomita, Shigeki Matsuo, Yoji Makita
The Journal of Physical Chemistry C   Vol.112(No.5) 1321-1329   Feb 2008   [Refereed]
This paper describes the formation and subsequent behavior of silver nanoparticles (NPs) observed by optical spectra, AFM (atomic force microscopy), and TEM (transmission electron microscopy) in primary alcohols by nanosecond pulsed-laser irradiat...
Takuro Tomita, Yasuhiro Fukumori, Keita Kinoshita, Shigeki Matsuo, Shuichi Hashimoto
Applied Physics Letters   Vol.92(No.1) 013104-1-013104-3   Jan 2008   [Refereed]
Shigeki Matsuo, Takashi Miyamoto, Takuro Tomita, Shuichi Hashimoto
Applied Optics   Vol.46(No.34) 8264-8267   Dec 2007   [Refereed]
We report the simultaneous multipoint fabrication of polymer rods by the femtosecond laser processing of a negative photoresist using a microlens array (MLA). The rods were periodically arranged in the form of an array corresponding to the MLA and...
Laser Fabrication of Ship-in-a-bottle Microstructures in Sapphire
Shigeki Matsuo, Yoshinori Shichijo, Takuro Tomita, Shuichi Hashimoto
Journal of Laser Micro/Nanoengineering   Vol.2(No.2) 114-116   Jun 2007   [Refereed]
Femtosecond Laser-Induced Ripple Structures in Semiconductor Materials
Takuro Tomita, Keita Kinoshita, Toshiaki Murai, Yasuhiro Fukumori, Shigeki Matsuo, Shuichi Hashimoto
Journal of Laser Micro/Nanoengineering   Vol.2(No.2) 141-145   Jun 2007   [Refereed]
Takuro Tomita, Keita Kinoshita, Shigeki Matsuo, Shuichi Hashimoto
Applied Physics Letters   Vol.90(No.15) 153115-1-153115-3   Apr 2007   [Refereed]
Shin-ichi Nakashima, Takeshi Mitani, Takuro Tomita, Tomohisa Kato, Shin-ichi Nishizawa, Hajime Okumura, Hiroshi Harima
Physical Review B, Condensed Matter and Materials Physics   Vol.75(No.11) 115321-1-115321-5   Mar 2007   [Refereed]
Tatsuya Okada, Kengo Ochi, Hiroyuki Kawahara, Takuro Tomita, Shigeki Matsuo, Makoto Yamaguchi, Kouichi Higashimine, Tsunenobu Kimoto
Japanese Journal of Applied Physics, Part 1 (Regular Papers & Short Notes)   Vol.45(No.10A) 7625-7631   Oct 2006   [Refereed]
Plan-view transmission electron microscopy (TEM) was carried out to investigate the source of morphological defects formed on the surface of 4H-SiC homoepitaxial films. The source at the substrate/epifilm interface consisted of an inclusion and pa...
Takuro Tomita, Shigeki Matsuo, Tatsuya Okada, Tsunenobu Kimoto, Takeshi Mitani, Shin-ichi Nakashima
Materials Science Forum   Vol.527-529 339-342   Oct 2006   [Refereed]
Takuro Tomita, Keita Kinoshita, Shigeki Matsuo, Shuichi Hashimoto
Japanese Journal of Applied Physics, Part 2 (Letters)   Vol.45(No.16) L444-L446   Apr 2006   [Refereed]
Upon femtosecond pulsed-laser irradiation, periodic structures referred to as ``ripples'' were fabricated on the surface of a 4H-SiC single crystal. The periodic structures consisted of two concentric regions in the irradiated spots which were cle...
Takuro Tomita, Shigeki Matsuo, Tatsuya Okada, Tsunenobu Kimoto, Hiroyuki Matsunami, Takeshi Mitani, Shin-ichi Nakashima
Applied Physics Letters   Vol.87(No.24) 241906-1-241906-3   Dec 2005   [Refereed]
Takuro Tomita, Ayahito Uetake, Tsutomu Asahina, Kentaro Kayanuma, Akihiro Murayama, Yasuo Oka
Journal of Superconductivity: Incorporating Novel Magnetism   Vol.18(No.3) 405-410   Jun 2005   [Refereed]
Kazuhiro Nishibayashi, Kohei Seo, Kentaro Kayanuma, Takuro Tomita, Akihiro Murayama, Yasuo Oka
Journal of Superconductivity: Incorporating Novel Magnetism   Vol.18(No.3) 399-404   Jun 2005   [Refereed]
Takuro Tomita, Shingo Saito, Tohru Suemoto, Hiroshi Harima, Shin-ichi Nakashima
Journal of the Physical Society of Japan   Vol.73(No.9) 2554-2561   Sep 2004   [Refereed]
The ultrafast inter-conduction band carrier dynamics in 6H-SiC and 4H-SiC was observed by using the pump and probe transient absorption technique. The observed decay times of transmission changes are 1.25ps for 6H-SiC and 630 fs for 4H-SiC, respec...
Dynamical study of optical spin injection in ZnMnSe/ZnCdSe double quantum wells
Kentaro Kayanuma, Takuro Tomita, Akihiro Murayama, Yasuo Oka, Irina A. Buyanova, Weimin M. Chen
Extended Abstracts of The 10th Symposium on the Physics and Application of Spin-Related Phenomena in Semiconductors   88-91   Jun 2004
Akihiro Murayama, Eizi Nakayama, Takuro Tomita, Izuru Souma, Yasuo Oka
Journal of Applied Physics   Vol.95(No.11) 7408-7410   Jun 2004   [Refereed]
Eizi Nakayama, Kentaro Kayanuma, Takuro Tomita, Akihiro Murayama, Zhanghai Chen, Yasuo Oka
Physica E: Low-dimensional Systems and Nanostructures   Vol.21(No.2-4) 1027-1031   Mar 2004   [Refereed]
Zhanghai Chen, Hideki Sakurai, Takuro Tomita, Kentaro Kayanuma, Akihiro Murayama, Yasuo Oka
Physica E: Low-dimensional Systems and Nanostructures   Vol.21(No.2-4) 1022-1026   Mar 2004   [Refereed]
Satoshi Shirotori, Kentaro Kayanuma, Izuru Souma, Takuro Tomita, Akihiro Murayama, Yasuo Oka
Physica Status Solidi (C) Current Topics in Solid State Physics   Vol.1(No.4) 945-948   Feb 2004   [Refereed]
Ayahito Uetake, Hiromoto Ikada, Tsutomu Asahina, Mio Sakuma, Kyoko Hyomi, Takuro Tomita, Akihiro Murayama, Yasuo Oka
Physica Status Solidi (C) Current Topics in Solid State Physics   Vol.1(No.4) 941-944   Feb 2004   [Refereed]
Hideki Sakurai, Kohei Seo, Zhanghai Chen, Kentaro Kayanuma, Takuro Tomita, Akihiro Murayama, Yasuo Oka
Physica Status Solidi (C) Current Topics in Solid State Physics   Vol.1(No.4) 981-984   Feb 2004   [Refereed]
Magnetic-field-induced switching of spin injection in a Zn1-xMnxTe/ZnTe double quantum well
Satoshi Shirotori, Kentaro Kayanuma, Izuru Souma, Takuro Tomita, Akihiro Murayama, Yasuo Oka
Extended Abstracts of The 9th Symposium on Physics and Application of Spin-related Phenomena in Semiconductors   184-187   Jun 2003
Spin dynamics of excitons in Cd1-xMnxTe / Cd1-yMgyTe quantum wells studied by transient pump-probe spectroscopy
Hideki Sakurai, Kohei Seo, Kentaro Kayanuma, Zhanghai Chen, Takuro Tomita, Akihiro Murayama, Yasuo Oka
Extended Abstracts of The 9th Symposium on Physics and Application of Spin-related Phenomena in Semiconductors   60-62   Jun 2003
Transient photoluminescence spectroscopy of spin injection in CdTe-Cd1-xMnxTe double quantum wells
Kentaro Kayanuma, Satoshi Shirotori, Takuro Tomita, Kohei Seo, Izuru Souma, Akihiro Murayama, Yasuo Oka
Extended Abstracts of The 9th Symposium on Physics and Application of Spin-related Phenomena in Semiconductors   63-66   Jun 2003
Eizi Nakayama, Tomoyuki Uchida, Izuru Souma, Takuro Tomita, Zhanghai Chen, Akihiro Murayama, Yasuo Oka
Journal of Superconductivity: Incorporating Novel Magnetism   Vol.16(No.2) 407-410   Apr 2003   [Refereed]
Satoshi Shirotori, Kentaro Kayanuma, Takuro Tomita, Zhanghai Chen, Debnath Chandra Mukulu, Izuru Souma, Akihiro Murayama, Yasuo Oka
Journal of Superconductivity: Incorporating Novel Magnetism   Vol.16(No.2) 457-460   Apr 2003   [Refereed]
Zhanghai Chen, Hideki Sakurai, Kohei Seo, Kentaro Kayanuma, Takuro Tomita, Akihiro Murayama, Yasuo Oka
Physica B : Condensed Matter   Vol.340-342 890-894   2003   [Refereed]
Kentaro Kayanuma, Satoshi Shirotori, Zhanghai Chen, Takuro Tomita, Akihiro Murayama, Yasuo Oka
Physica B : Condensed Matter   Vol.340-342 882-885   2003   [Refereed]
Spin injection and spin-dependent level crossing of excitons in double quantum wells of II-VI diluted magnetic semiconductors
Akihiro Murayama, Kentaro Kayanuma, Satoshi Shirotori, Zhanghai Chen, Takuro Tomita, Izuru Souma, Yasuo Oka
Extended Abstracts of The 8th Symposium on The Physics and Application of Spin-related Phenomena in Semiconductors   85-88   Dec 2002
Ultrafast dynamics of spin-polarized exciton formation and relaxation in Cd1-xMnxTe epilayers
Zhanghai Chen, Hideki Sakurai, Takuro Tomita, Kentaro Kayanuma, Masaaki Takahashi, Akihiro Murayama, Yasuo Oka
Extended Abstracts of The 8th Symposium on The Physics and Application of Spin-related Phenomena in Semiconductors   99-102   Dec 2002
Excitonic Propeties and Dyanamics in Diluted Magnetic Semiconductor Quantum Nanostructures
Yasuo Oka, Kentaro Kayanuma, Eizi Nakayama, Satoshi Sirotori, Hideki Sakurai, Ayahito Uetake, Izuru Souma, Takuro Tomita, Zhanghai Chen, Akihiro Murayama
Nonlinear Optics   Vol.29(No.7-9) 491-499   Aug 2002   [Refereed]
Takuro Tomita, Shingo Saito, Tohru Suemoto, Hiroshi Harima, Shin-ichi Nakashima
Materials Science Forum   Vol.389-393 641-644   2002   [Refereed]
Takuro Tomita, Shingo Saito, Tohru Suemoto, Hiroshi Harima, Shin-ichi Nakashima
Applied Physics Letters   Vol.79(No.9) 1279-1281   Aug 2001   [Refereed]
Takayuki Makino, Tien Nguen Tuan, Handdong Sun, Chinhau Chia, Yuzaburo Segawa, Masashi Kawasaki, Akira Ohtomo, Kentaro Tamura, Tohru Suemoto, Hidefumi Akiyama, Motoyoshi Baba, Shingo Saito, Takuro Tomita, Hideomi Koinuma
Applied Physics Letters   Vol.78(No.14) 1979-1981   Apr 2001   [Refereed]
Shin-ichi Nakashima, Hiroshi Harima, Takuro Tomita, Tohru Suemoto
Physical Review B, Condensed Matter and Materials Physics   Vol.62(No.24) 16605-16611   Dec 2000   [Refereed]
Takuro Tomita, Shingo Saito, Motoyoshi Baba, Martin Hundhausen, Tohru Suemoto, Shin-ichi Nakashima
Physical Review B, Condensed Matter and Materials Physics   Vol.62(No.19) 12896-12901   Nov 2000   [Refereed]
Selectively Resonant Raman Spectra of Folded Phonon Modes in SiC
Takuro Tomita, Shingo Saito, Motoyoshi Baba, Martin Hundhausen, Tohru Suemoto, Shin-ichi Nakashima
Materials Science Forum   Vol.338-342 587-590   2000   [Refereed]
Raman Spectral Profiles of Folded Longitudinal Modes in SiC under Off-resonant Condition
Shin-ichi Nakashima, Hiroshi Harima, Takuro Tomita, Tohru Suemoto
Materials Science Forum   Vol.338-342 591-594   2000   [Refereed]

Misc

 
Takuro Tomita
Journal of Plasma and Fusion Research   Vol.89(No.7) 493-499   Jul 2013   [Invited]
三次元微細加工や非熱加工など,他の加工法にはない独特の加工技術としてフェムト秒レーザーアブレーションが注目を集めているが,その基礎的な物理過程はほとんどわかっていないのが現状である.また,フェムト秒レーザー照射は非常に短い時間(?100fs)で非常に高いエネルギー(?10^9J/cm^3)を微小な領域(?1μm^3)に注入できる唯一の手法であることから,局所的に高温度・高密度状態を生成する手段として利用できる可能性もある.そこで,本章では,フェムト秒レーザー照射によって自発的に固体表面に形...
Takuro Tomita, 長谷川 登, 錦野 将元, 河内 哲哉, 末元 徹
The Review of Laser Engineering   Vol.40(No.8) 592-597   Aug 2012   [Invited]
超短パルスレーザーを使ったSiCのマイクロ/ナノ加工と用途
Takuro Tomita
工業材料   Vol.55(No.10) 56-59   Oct 2007   [Invited]

Conference Activities & Talks

 
Study of ohmic contact electrode on p-GaN using moderate crystal damage effect induced by femtosecond laser irradiation technique
Hiroyuki Katayama, Yoshiki Naoi, Tatsuya Okada, Yasuhiro Tanaka, Takuro Tomita
International Workshop on Nitride Semiconductors 2018   15 Nov 2018   
表面局在した格子振動に由来するSiCのラマンスペクトル
Takuro Tomita, Kazumasa Takenaka, Yota Bando, Yusuke Takidani, 山口 誠, 田中 康弘, 中島 信一, Tatsuya Okada
日本物理学会2018年秋季大会   11 Sep 2018   The Physical Society of Japan
ダイヤモンド表面へのフェムト秒レーザ照射改質の導入によるTi/ダイヤモンド界面反応
今垣 諒彌, Tomoyuki Ueki, Takuro Tomita, Hiromu Hisazawa, Tatsuya Okada, 田中 康弘
日本金属学会中国四国支部第58回講演大会講演概要集   20 Aug 2018   The Japan Institute of Metals
フェムト秒レーザ照射改質の導入によるNi/SiC界面のNiシリサイド形成
渕上 裕暉, Tomoyuki Ueki, Takuro Tomita, Hiromu Hisazawa, Tatsuya Okada, 田中 康弘
日本金属学会中国四国支部第58回講演大会講演概要集   20 Aug 2018   The Japan Institute of Metals
4H-SiC表面へのフェムト秒レーザ照射改質導入によるNi/SiC界面反応の促進
渕上 裕暉, Tomoyuki Ueki, Takuro Tomita, Hiromu Hisazawa, Tatsuya Okada, 田中 康弘
2018年度応用物理・物理系学会中国四国支部合同学術講演会講演予稿集   4 Aug 2018   The Japan Society of Applied Physics

Research Grants & Projects

 
Grants-in-Aid for Scientific Research
Project Year: Apr 2017 - Mar 2020    Investigator(s): 富田 卓朗
Grants-in-Aid for Scientific Research
Project Year: Apr 2017 - Mar 2019    Investigator(s): 富田 卓朗
Grants-in-Aid for Scientific Research
Project Year: Apr 2014 - Mar 2016    Investigator(s): Tomita Takuro
Grants-in-Aid for Scientific Research
Project Year: Apr 2013 - Mar 2016    Investigator(s): Tomita Takuro
Grants-in-Aid for Scientific Research
Project Year: Apr 2012 - Mar 2014    Investigator(s): 富田 卓朗

Patents

 
特許第5712456号 : 単結晶シリコンカーバイドの評価方法
齋藤 伸吾, 溝口 幸司, Takuro Tomita