ε-Fe2O3: An Advanced Nanomaterial Exhibiting Giant Coercive Field, Millimeter-Wave Ferromagnetic Resonance, and Magnetoelectric Coupling J Tucek, R Zboril, A Namai, S Ohkoshi Chemistry of Materials 22 (24), 6483-6505, 2010 | 386 | 2010 |
First Observation of Phase Transformation of All Four Fe2O3 Phases (γ → ε → β → α-Phase) S Sakurai, A Namai, K Hashimoto, S Ohkoshi Journal of the American Chemical Society 131 (51), 18299-18303, 2009 | 373 | 2009 |
90-degree optical switching of output second-harmonic light in chiral photomagnet S Ohkoshi, S Takano, K Imoto, M Yoshikiyo, A Namai, H Tokoro Nature Photonics 8 (1), 65-71, 2014 | 307 | 2014 |
Synthesis of a metal oxide with a room-temperature photoreversible phase transition S Ohkoshi, Y Tsunobuchi, T Matsuda, K Hashimoto, A Namai, F Hakoe, ... Nature chemistry 2 (7), 539-545, 2010 | 282 | 2010 |
Synthesis of an electromagnetic wave absorber for high-speed wireless communication A Namai, S Sakurai, M Nakajima, T Suemoto, K Matsumoto, M Goto, ... Journal of the American Chemical Society 131 (3), 1170-1173, 2009 | 273 | 2009 |
Hard magnetic ferrite with a gigantic coercivity and high frequency millimetre wave rotation A Namai, M Yoshikiyo, K Yamada, S Sakurai, T Goto, T Yoshida, ... Nature communications 3 (1), 1035, 2012 | 240 | 2012 |
Zeta-Fe2O3 – A new stable polymorph in iron(III) oxide family J Tuček, L Machala, S Ono, A Namai, M Yoshikiyo, K Imoto, H Tokoro, ... Scientific reports 5 (1), 15091, 2015 | 129 | 2015 |
Ultrafast time domain demonstration of bulk magnetization precession at zero magnetic field ferromagnetic resonance induced by terahertz magnetic field M Nakajima, A Namai, S Ohkoshi, T Suemoto Optics express 18 (17), 18260-18268, 2010 | 120 | 2010 |
External stimulation-controllable heat-storage ceramics H Tokoro, M Yoshikiyo, K Imoto, A Namai, T Nasu, K Nakagawa, N Ozaki, ... Nature communications 6 (1), 7037, 2015 | 114 | 2015 |
Nanometer-size hard magnetic ferrite exhibiting high optical-transparency and nonlinear optical-magnetoelectric effect S Ohkoshi, A Namai, K Imoto, M Yoshikiyo, W Tarora, K Nakagawa, ... Scientific reports 5 (1), 14414, 2015 | 113 | 2015 |
Photoinduced Magnetization with a High Curie Temperature and a Large Coercive Field in a Co‐W Bimetallic Assembly N Ozaki, H Tokoro, Y Hamada, A Namai, T Matsuda, S Kaneko, S Ohkoshi Advanced Functional Materials 22 (10), 2089-2093, 2012 | 87 | 2012 |
A photoswitchable polar crystal that exhibits superionic conduction S Ohkoshi, K Nakagawa, K Imoto, H Tokoro, Y Shibata, K Okamoto, ... Nature Chemistry 12 (4), 338-344, 2020 | 80 | 2020 |
Study of the Electronic Structure and Magnetic Properties of ε-Fe2O3 by First-Principles Calculation and Molecular Orbital Calculations M Yoshikiyo, K Yamada, A Namai, S Ohkoshi The Journal of Physical Chemistry C 116 (15), 8688-8691, 2012 | 78 | 2012 |
The Origin of Ferromagnetism in ε-Fe2O3 and ε-GaxFe2−xO3 Nanomagnets S Ohkoshi, A Namai, S Sakurai The Journal of Physical Chemistry C 113 (26), 11235-11238, 2009 | 71 | 2009 |
Magnetic‐Pole Flip by Millimeter Wave S Ohkoshi, M Yoshikiyo, K Imoto, K Nakagawa, A Namai, H Tokoro, ... Advanced Materials 32 (48), 2004897, 2020 | 62 | 2020 |
Structural Phase Transition between γ-Ti3O5 and δ-Ti3O5 by Breaking of a One-Dimensionally Conducting Pathway K Tanaka, T Nasu, Y Miyamoto, N Ozaki, S Tanaka, T Nagata, F Hakoe, ... Crystal Growth & Design 15 (2), 653-657, 2015 | 62 | 2015 |
Rapid Faraday rotation on ε-iron oxide magnetic nanoparticles by visible and terahertz pulsed light S Ohkoshi, K Imoto, A Namai, M Yoshikiyo, S Miyashita, H Qiu, S Kimoto, ... Journal of the American Chemical Society 141 (4), 1775-1780, 2019 | 60 | 2019 |
High-frequency millimeter wave absorption of indium-substituted ε-Fe2O3 spherical nanoparticles M Yoshikiyo, A Namai, M Nakajima, K Yamaguchi, T Suemoto, S Ohkoshi Journal of Applied Physics 115 (17), 2014 | 58 | 2014 |
Large coercive field of 45 kOe in a magnetic film based on metal-substituted ε-iron oxide S Ohkoshi, K Imoto, A Namai, S Anan, M Yoshikiyo, H Tokoro Journal of the American Chemical Society 139 (38), 13268-13271, 2017 | 55 | 2017 |
Multimetal‐Substituted Epsilon‐Iron Oxide ϵ‐Ga0.31Ti0.05Co0.05Fe1.59O3 for Next‐Generation Magnetic Recording Tape in the Big‐Data Era S Ohkoshi, A Namai, M Yoshikiyo, K Imoto, K Tamazaki, K Matsuno, ... Angewandte Chemie 128 (38), 11575-11578, 2016 | 52 | 2016 |