The anomalous Hall effect and magnetic monopoles in momentum space Z Fang, N Nagaosa, KS Takahashi, A Asamitsu, R Mathieu, T Ogasawara, ...
Science 302 (5642), 92-95, 2003
1148 2003 General Features of Photoinduced Spin Dynamics<? format?> in Ferromagnetic and Ferrimagnetic Compounds T Ogasawara, K Ohgushi, Y Tomioka, KS Takahashi, H Okamoto, ...
Physical review letters 94 (8), 087202, 2005
195 2005 Ultrafast Optical Nonlinearity in the Quasi-One-Dimensional Mott Insulator T Ogasawara, M Ashida, N Motoyama, H Eisaki, S Uchida, Y Tokura, ...
Physical review letters 85 (10), 2204, 2000
162 2000 Ultrafast Spin Dynamics and Critical Behavior in Half-Metallic Ferromagnet: T Kise, T Ogasawara, M Ashida, Y Tomioka, Y Tokura, ...
Physical Review Letters 85 (9), 1986, 2000
150 2000 Ultrafast Photoinduced Insulator-Ferromagnet Transition <?format ?>in the Perovskite Manganite M Matsubara, Y Okimoto, T Ogasawara, Y Tomioka, H Okamoto, Y Tokura
Physical review letters 99 (20), 207401, 2007
146 2007 Magnetic, Optical, and Magnetooptical Properties of Spinel-Type A Cr2 X 4 (A =Mn, Fe, Co, Cu, Zn, Cd; X =O, S, Se) K Ohgushi, Y Okimoto, T Ogasawara, S Miyasaka, Y Tokura
Journal of the Physical Society of Japan 77 (3), 034713, 2008
133 2008 Ultrafast nonlinear effects in hydrogenated amorphous silicon wire waveguide Y Shoji, T Ogasawara, T Kamei, Y Sakakibara, S Suda, K Kintaka, ...
Optics express 18 (6), 5668-5673, 2010
129 2010 Dynamics of photoinduced melting of charge/orbital order in a layered manganite La 0.5 Sr 1.5 MnO 4 T Ogasawara, T Kimura, T Ishikawa, M Kuwata-Gonokami, Y Tokura
Physical Review B 63 (11), 113105, 2001
116 2001 Submicron-scale spatial feature of ultrafast photoinduced magnetization reversal in TbFeCo thin film T Ogasawara, N Iwata, Y Murakami, H Okamoto, Y Tokura
Applied Physics Letters 94 (16), 2009
94 2009 Photoinduced spin dynamics in La 0.6 Sr 0.4 MnO 3 observed by time-resolved magneto-optical Kerr spectroscopy T Ogasawara, M Matsubara, Y Tomioka, M Kuwata-Gonokami, ...
Physical Review B 68 (18), 180407, 2003
77 2003 Nonlinear Magneto-Optical Kerr Rotation of an Oxide Superlattice<? format?> with Artificially Broken Symmetry Y Ogawa, H Yamada, T Ogasawara, T Arima, H Okamoto, M Kawasaki, ...
Physical review letters 90 (21), 217403, 2003
69 2003 Ultrafast photoinduced melting of orbital order in LaVO 3 S Tomimoto, S Miyasaka, T Ogasawara, H Okamoto, Y Tokura
Physical review B 68 (3), 035106, 2003
60 2003 Pattern-effect-free all-optical wavelength conversion using a hydrogenated amorphous<? A3B2 show [pmg: line-break justify=" yes"/]?> silicon waveguide with ultra-fast carrier decay S Suda, K Tanizawa, Y Sakakibara, T Kamei, K Nakanishi, E Itoga, ...
Optics letters 37 (8), 1382-1384, 2012
56 2012 Ultrafast photoinduced formation of metallic state in a perovskite-type manganite with short range charge and orbital order Y Okimoto, H Matsuzaki, Y Tomioka, I Kezsmarki, T Ogasawara, ...
Journal of the Physical Society of Japan 76 (4), 043702, 2007
53 2007 One-dimensional cuprate as a nonlinear optical material for ultrafast all-optical switching M Ashida, T Ogasawara, Y Tokura, S Uchida, S Mazumdar, ...
Applied Physics Letters 78 (19), 2831-2833, 2001
48 2001 Gigantic Kerr rotation induced by a K Ohgushi, T Ogasawara, Y Okimoto, S Miyasaka, Y Tokura
Physical Review B—Condensed Matter and Materials Physics 72 (15), 155114, 2005
44 2005 Photoinduced switching between charge and orbital ordered insulator and ferromagnetic metal in perovskite manganites M Matsubara, Y Okimoto, T Ogasawara, S Iwai, Y Tomioka, H Okamoto, ...
Physical Review B—Condensed Matter and Materials Physics 77 (9), 094410, 2008
43 2008 Photo-Induced Dynamics of Charge/Orbital Order in Perovskite Manganite Nd0.5 Ca0.5 MnO3 T Ogasawara, K Tobe, T Kimura, H Okamoto, Y Tokura
Journal of the Physical Society of Japan 71 (10), 2380-2383, 2002
35 2002 Optical control of the magnetic anisotropy of ferromagnetic bilayered manganites S Tomimoto, M Matsubara, T Ogasawara, H Okamoto, T Kimura, Y Tokura
Physical review letters 98 (1), 017402, 2007
22 2007 Image transmission with a pair of graded-index optical fibers and a BaTiO3 phase-conjugate mirror T Ogasawara, M Ohno, K Karaki, K Nishizawa, A Akiba
Journal of the Optical Society of America B 13 (10), 2193-2197, 1996
20 1996 