Papers - Sasada, Hiroyuki

Generation of optical vortices by converting elegant Hermite Gaussian beams

OKAMOTO MEGUMI,SASADA HIROYUKI

Japanese Journal of Applied Physics 44 ( 4A ) 1743-1747 2005.04

Research paper (scientific journal), Single Work, Accepted

Frequency-domain measurement of cavity ring-down spectroscopy

Gao Xiaoming, SASADA HIROYUKI, K. Anzai, and N. Yoshida

Japanese Journal of Applied Physics 44 ( 3 ) 1452-1456 2005.03

Research paper (scientific journal), Joint Work

光の軌道角運動量制御

SASADA HIROYUKI

光学 (日本光学会)  33 ( 5 ) 271-277 2004.05

Research paper (scientific journal), Single Work

Transverse-mode beam splitter of a light beam and its application to quantum cryptography

SASADA HIROYUKI, OKAMOTO MEGUMI

Physical Review A 68 ( 1 ) 012323-1-7 2003.07

Research paper (scientific journal), Joint Work, Accepted

　View Summary

　変形マッハツエンダー干渉計が横モードビームスプリッターとして働くことを示し、量子暗号通信に使えることを示した。

Production of cold metastable helium atoms in a cryostat

HARAGUCHI MANABU, SHIBAYAMA YOSHIYUKI, KIKUCHI KAZUHIRO, OKAMOTO MEGUMI,SASADA HIROYUKI,SHIRAHAMA KEIYA

Physica B 329-333   34-35 2003.05

Research paper (scientific journal), Joint Work, Accepted

　View Summary

クライオスタット内での低温準安定ヘリウム原子生成

２００２年光学界の進展　４．分光

SASADA HIROYUKI

光学 (日本光学会)  32 ( 4 ) 206 2003.04

Research paper (scientific journal), Single Work

Versatile generation of optical vortices based on paraxial mode expansion

YOSHIKAWA YUTAKA,SASADA HIROYUKI

Journal of the Optical Society of America A 19   2127-2133 2002.10

Research paper (scientific journal), Single Work, Accepted

　View Summary

光ボーテクスの汎用発生方法の理論と実験

Infrared radiofrequency double-resonance spectroscopy of molecular vibrational overtone bands using a Fabry-Perot cavity absorption cell

石橋 爾子、佐々田 博之

Journal of the Optical Society of America B 18 ( 7 ) 1019-1030 2001.07

Research paper (scientific journal), Joint Work, Accepted

Can a linearly polarized light beam polarize atomic spin?

吉川　豊、佐竹　一正、三井　隆久、佐々田　博之

Optics Communications vol. 190   p.173-178 2001.04

Research paper (scientific journal), Joint Work

　View Summary

直線偏光した光でもビームであれば原子をスピン偏極できることを理論的に示した。

Near-infrared laser spectrometer with sub-Doppler resolution, high sensitivity, and wide tunability: A case study in the 1.65-μm region of CH_3_I spectrum

石橋　爾子、佐々田　博之

Journal of Molecular Spectroscopy vol. 200   p.147-149 2000.01

Research paper (scientific journal), Joint Work

　View Summary

　高感度、高分解能、広い同調波長域をもつレーザー分光計を製作し、 CH_3_I分子のスペクトルを観測した。

Absolute frequency measurement of the saturated absorption lines of methane in the 1.66 μm region

Ishibashi Chikako, Kourogi Motonobu, Imai Kazuhiro, Bambang Widiyatomoko, Onae Atsushi, SASADA HIROYUKI

Optics Communications 161 ( 4-6 ) 223-226 1999.03

Research paper (scientific journal), Joint Work, Accepted

Highly Sensitive Cavity-Enhanced Sub-Doppler Spectroscopy of a Molecular Overtone Band with a 1.66 µm Tunable Diode Laser

CHIKAKO ISHIBASHI,SASADA HIROYUKI

Japanese Journal of Applied Physics 38   920-922 1999

Research paper (scientific journal), Single Work

Mechanical force in laser cooling and trapping

清水祐公子，佐々田博之

American Journal of Physics Vol.66(11)   p.960-966 1998.11

Joint Work

　View Summary

レーザー冷却とトラップ中に働く力

Pulsed polarization gradient cooling in an optical dipole trap with a Laguerre-Gaussian laser beam

Y.Torii, N.Shiokawa, T.Hirano, T.Kuga,Y.Shimizu, and H.Sasada

The European Physical Journal, D Vol.1   p.239-242 1998

Joint Work

　View Summary

光トラップ中の原子の冷却

Precise frequency-difference measurement between the 1.66-μm transitions of methane

Kotaro Suzumura, Chikako Ishibashi, Hiroyuki Sasada

Optics Letters Vol.22   p.1356 1997.09

Research paper (scientific journal), Joint Work

　View Summary

メタンの遷移周波数差の精密測定

Novel optical trap of atoms with a doughnut beam

久我隆弘，鳥井寿夫，塩川教次，平野琢也，清水祐公子，佐々田博之

Physical Review Letters 78 ( 25 ) p.4713 1997.06

Research paper (scientific journal), Joint Work

　View Summary

ドーナツ型光ビームを用いた原子トラップ

Permanent dipole moments of methance-type molecule:calculation of the △J=0 matrix elments in the l = 1 vibratinal state

石橋爾子，佐々田博之

Journal of Molecular Spectroscopy , Vol.183   p.285 1997.05

Joint Work

　View Summary

メタン型分子の永久双極子モーメント

Coriolis-dependent Stark effect of the 2ν_3_ band of methane observed by saturated absorption spectroscopy

Hiroyuki Sasada, Koutarou Suzumura, Chikako Ishibashi

Journal of Chemical Physics Vol.105   p.9027 1996.11

Research paper (scientific journal), Joint Work

　View Summary

メタンの永久双極子モーメントのコリオリ依存性

Observation of saturation spectrum of the 2υ_3_ band of methane

鈴村幸太郎，佐々田博之

Japanese Journal of Applied Physics Vol.34   L1620-L1621 1995.12

Joint Work

　View Summary

メタン分子の飽和吸収分光

Optical frequency measurement of the H^12^C^14^N Lamp-dip stabilized 1.5μm diode laser

Y.Awaji，K.Nakagawa，M.de Labachelerie，M.Ohtsu and H.Sasada

Optics Letters Vol.20   p.2024-2026 1995.10

Joint Work

　View Summary

HCN分子の周波数測定