Optical pulse compression to 3.4 fs in the monocycle region by feedback phase compensation Yamane, Keisaku | Zhang, Zhigang | Oka, Kazuhiko | Morita, Ryuji | Yamashita, Mikio | Suguro, Akira 北海道大学学術成果コレクション北海道大学
Site-selective silicon adatom desorption using femtosecond laser pulse pairs and scanning tunneling microscopy Futaba, D. N. | Morita, R. | 山下, 幹雄 | Tomiyama, S. | Shigekawa, H. 北海道大学学術成果コレクション北海道大学
Nonlinear propagation of a-few-optical-cycle pulses in a photonic crystal fiber-experimental and theoretical studies beyond the slowly varying-envelope approximation Fang, Xiaojun | Karasawa, Naoki | Morita, Ryuji | Windeler, Robert S. | Yamashita, Mikio 北海道大学学術成果コレクション北海道大学
Two-photon absorption and multiphoton-induced photoluminescence of bulk GaN excited below the middle of the band gap Toda, Y. | Matsubara, T. | Morita, R. | Yamashita, M. | Hoshino, K. | Someya, T. | Arakawa, Y. 北海道大学学術成果コレクション北海道大学
Finite-difference time-domain calculation with all parameters of Sellmeier's fitting equation for 12-fs laser pulse propagation in a silica fiber Nakamura, Shinki | Koyamada, Yahei | Yoshida, Norinobu | Karasawa, Naoki | Sone, Hiroyasu | Ohtani, Morimasa | Mizuta, Yo | Morita, Ryuji | Shigekawa, Hidemi | Yamashita, Mikio 北海道大学学術成果コレクション北海道大学
Optical pulse compression to 5.0 fs by use of only a spatial light modulator for phase compensation Karasawa, Naoki | Li, Liming | Suguro, Akira | Shigekawa, Hidemi | Morita, Ryuji | Yamashita, Mikio 北海道大学学術成果コレクション北海道大学
Comparison between theory and experiment of nonlinear propagation for a-few-cycle and ultrabroadband optical pulses in a fused-silica fiber Karasawa, Naoki | Nakamura, Shinki | Nakagawa, Naoya | Shibata, Masato | Morita, Ryuji | Shigekawa, Hidemi | Yamashita, Mikio 北海道大学学術成果コレクション北海道大学
Generation of intense ultrabroadband optical pulses by induced phase modulation in an argon-filled single-mode hollow Waveguide Karasawa, Naoki | Morita, Ryuji | Shigekawa, Hidemi | Yamashita, Mikio 北海道大学学術成果コレクション北海道大学
Nonresonant femtosecond second hyperpolarizabilities of intramolecular charge-transfer molecules with great excited- and ground-state dipole-moment differences 山下, 幹雄 | Kikuma, Shinji | Yamaoka, Yoshihisa | Murakami, Hidetoshi | Morita, Ryuji | Shigekawa, Hidemi 北海道大学学術成果コレクション北海道大学
Theory of ultrabroadband optical pulse generation by induced phase modulation in a gas-filled hollow waveguide Karasawa, Naoki | Morita, Ryuji | Xu, Lin | Shigekawa, Hidemi | Yamashita, Mikio 北海道大学学術成果コレクション北海道大学
Generation of monocycle-like optical pulses using induced-phase modulation between two-color femtosecond pulses with carrier phase locking 山下, 幹雄 | Sone, Hiroyasu | Morita, Ryuji | Shigekawa, Hidemi 北海道大学学術成果コレクション北海道大学
Effect of delayed nonlinear response on femtosecond optical pulse compression by use of an organic crystal-cored fiber in the normal dispersion region Morita, Ryuji | Yamashita, Mikio 北海道大学学術成果コレクション北海道大学