Search Results - "SEKITA, Hitoshi"

Display glass cutting by femtosecond laser induced single shot periodic void array by Ahmed, Farid, Lee, Man Seop, Sekita, Hitoshi, Sumiyoshi, Tetsumi, Kamata, Masanao

“…We propose an idea of fast cutting a display glass plate where the sample is pre-processed micromachining single shot rear-surface and internal void arrays…”
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Enhanced localized near field and scattered far field for surface nanophotonics applications by Terakawa, Mitsuhiro, Takeda, Seiji, Tanaka, Yuto, Obara, Go, Miyanishi, Tomoya, Sakai, Tetsuo, Sumiyoshi, Tetsumi, Sekita, Hitoshi, Hasegawa, Makoto, Viktorovitch, Pierre, Obara, Minoru

“…The scattering physics of photons is traced back to Rayleigh scattering theory in 1871 and Mie scattering theory in 1908. However, the scattering near field…”
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Formation of superhydrophobic soda-lime glass surface using femtosecond laser pulses by Ahsan, Md. Shamim, Dewanda, Fadia, Lee, Man Seop, Sekita, Hitoshi, Sumiyoshi, Tetsumi

“…[Display omitted] ▸ We formed superhydrophobic soda-lime glass surface by femtosecond laser pulses. ▸ Periodic microstructures are printed on the glass surface…”
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Monochromatic projection optical system for ArF excimer laser lithography by YANO, J.-I, TADA, A, ITO, S, SEKITA, H, TANABE, H, OGURA, Y

“…We have developed an ArF excimer laser exposure system that combines a monochromatic quartz projection lens system and a spectrally-narrowed ArF excimer laser…”
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Circular free-electron laser using velvet-covered cathode by SEKITA, H, MIZUNO, T, OHTA, H, KITORA, M, NAITO, Y, SAITO, H

“…Generation of microwave radiation from a rotating electron beam in a circular wiggler magnetic field (circular free-electron laser) has been studied. The…”
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Display glass cutting by femtosecond laser induced single shot periodic void array: Laser Processing by AHMED, Farid, MAN SEOP LEE, SEKITA, Hitoshi, SUMIYOSHI, Tetsumi, KAMATA, Masanao

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Formation of a Rotating Relativistic Electron Beam Using a Narrow Magnetic Cusp Field by Mizuno, Takahide, Sekita, Hitoshi, Kitora, Masakazu, Naito, Yoshihiko, Hirobumi Saito, Hirobumi Saito, Tadashi Sekiguchi, Tadashi Sekiguchi

“…Formation of a rotating, relativistic electron beam with properties suitable for a circular free electron laser has been studied. The rotating, relativistic…”
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High-power CW deep-UV coherent light sources around 200 nm based on external resonant sum-frequency mixing by Sakuma, J., Asakawa, Y., Sumiyoshi, T., Sekita, H.

“…We report pure continuous-wave (CW) high-power (>100 mW) deep-ultraviolet (DUV) light sources emitting around 200-nm spectral region based on singly resonant…”
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Dual Wavelength Femtosecond Laser Materials Processing by Kamata, M., Tsujikawa, S., Sumiyoshi, T., Sekita, H.

“…Femtosecond laser ablation using the combination of 260 nm pulses and 780 nm pulses is explored for the high speed and high quality selected removal of…”
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Advanced femtosecond lasers in Manufacturing by Sekita, H., Imahoko, T., Takasago, K., Kamata, M., Tsujikawa, S., Sumiyoshi, T.

“…We solved the stability, life-time and cost problems of femtosecond lasers and opened the door to their huge commercial market in near future. Femtosecond…”
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High-power continuous-wave 3- and 2- mu m cascade Ho super(3+): ZBLAN fiber laser and its medical applications by Sumiyoshi, Tetsumi, Sekita, Hitoshi, Arai, Tsunenori, Sato, Shunichi, Ishihara, Miya, Kikuchi, Makoto

“…A new medical fiber laser oscillating at two useful wavelengths (3 and 2 mu m) is reported. We have demonstrated highly efficient and high-power…”
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200 kHz, 73 W highly stable Yb:YAG thin disk green laser by Fujihira, Y., Imahoko, T., Sumiyoshi, T., Sekita, H.

“…As a pump laser of a Ti:sapphire femtosecond laser, the authors developed high power, high repetition rate and highly stable Yb:YAG thin disk green laser. We…”
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Advanced femtosecond lasers in Manufacturing by Sekita, Hitoshi, Imahoko, Tomohiro, Takasago, Kazuya, Kamata, Masanao, Tsujikawa, Susumu, Sumiyoshi, Tetsumi

“…We solved the stability, life-time and cost problems of femtosecond lasers and opened the door to their huge commercial market in near future. Femtosecond…”
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10,000-hour maintenance-free operation of 1-W femtosecond laser for industrial applications by Takasago, K., Imahoko, T., Nakata, N., Sumiyoshi, T., Sekita, H.

“…We demonstrated stable operation of the femtosecond laser continuously over 10,000 hours only with compensation of power loss of LDs…”
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Dual wavelength (3 /spl mu/m and 2 /spl mu/m) CW cascade oscillation of a holmium-doped double-clad fiber laser by Sumiyoshi, T., Sekita, H.

“…A fiber laser configuration provides a high-quality laser beam at high pump-power and it generates and transports the infrared laser power in the same medium,…”
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Development of a two-wavelength OPO generating 270-mJ infrared pulses for medical applications by Sumiyoshi, T., Otani, Y., Matsumoto, S., Sekita, H., Okagami, Y., Obara, M.

“…An optical parametric oscillator (OPO) pumped by a pulsed LD-pumped Nd:YAG laser that simultaneously emits two infrared radiation in 1.7 and 3 /spl mu/m…”
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High power CW DUV coherent light sources for metrology applications by Sakuma, J., Sumiyoshi, T., Asakawa, Y., Sekita, H., Obara, M.

“…Continuous wave coherent light sources have been developed primarily intended for metrology tools in advanced semiconductor manufacturing. 5 W at 266 nm, 150…”
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