“Dual-frequency picosecond optical parametric generator pumped by a Nd-doped vanadate bounce laser”, Masaki Koichi, Katsuhiko Miyamoto, Shuto Ujita, Takehumi Saito, Hiromasa Ito, Takashige Omatsu, Optics Express 19 (19) , pp. 18523-18528 (2011)

“Nanosecond vortex laser pulses with millijoule pulse energies from a Yb-doped double-clad fiber power amplifier”, Mio Koyama, Tetsuya Hirose, Masahito Okida, Katsuhiko Miyamoto, Takashige Omatsu, Optics Express 19 (15) , pp. 14420-14425 (2011)

“Multicolored electrochromism in 4,4′-biphenyl dicarboxylic acid diethyl ester”, kinji Imaizumi, Yuichi Watanabe, Kazuki Nakamura, Takashige Omatsu, Norihisa Kobayashi, Physical Chemistry Chemical Physics 13 (25) , pp. 11838-11840 (2011)

“Optical vortex pumped mid-infrared optical parametric oscillator”, Katsuhiko Miyamoto, Sachio Miyagi, Masaki Yamada, kenji Furuki, Nobuyuki Aoki, Masahito Okida, Takashige Omatsu, Optics Express 19 (13) , pp. 12220-12226 (2011)

“Power scaling of a picosecond vortex laser based on a stressed Yb-doped fiber amplifier”, Mio Koyama, Tetsuya Hirose, Masahito Okida, Katsuhiko Miyamoto, Takashige Omatsu, Optics Express 19 (2) , pp. 994-999 (2011)

“Metal nano-particles manipulation by using optical multiple vortex tweezer”, Masahito Okida, Ken Kanomata, Nana Kameda, Norihisa Kobayashi, Katsuhiko Miyamoto, Takashige Omatsu, Proceedings of SPIE – The International Society for Optical Engineering 7762 , art. no. 77620P (2010)

“1.3-μm passive Q-switching of a Nd-doped mixed vanadate bounce laser in combination with a V:YAG saturable absorber”, Takashige Omatsu, Katsuhiko Miyamoto, Masahito Okida, Ara Minassian, M.J. Damzen, Applied Physics B: Lasers and Optics 101 (1-2) , pp. 65-70 (2010)

“Metal microneedle fabrication using twisted light with spin”, Takashige Omatsu, Keisuke Chujo, Katsuhiko Miyamoto, Masahito Okida, Kazuki Nakamura, Nobuyuki Aoki, Ryuji Morita, Optics Express 18 (17) , pp. 17967-17973 (2010)

“Picosecond-pulse-pumped distributed-feedback thick-film waveguide blue laser using fluorescent brightener 135”, Hirofumi Watanabe, Hirotaka So, Yuji Oki, Shigehisa Akine, Takashige Omatsu, Japanese Journal of Applied Physics 49 (7 PART 1) , pp. 0721051-0721054 (2010)

“Optical-vortex laser ablation”, Junichi Hamazaki, Ryuji Morita, Keisuke Chujo, Yusuke Kobayashi, Satoshi Tanda, Takashige Omatsu, Optics Express, Vol. 18, Issue 3, pp. 2144-2151 (2010)