Evidence for Magnetic-Field-Induced Quadrupolar Ordering in the Heavy-Fermion Superconductor PrOs4Sb12 M Kohgi, K Iwasa, M Nakajima, N Metoki, S Araki, N Bernhoeft, JM Mignot, ... journal of the physical society of japan 72 (5), 1002-1005, 2003 | 248 | 2003 |
Emergence of magnetic long-range order in frustrated pyrochlore Nd2Ir2O7 with metal–insulator transition K Tomiyasu, K Matsuhira, K Iwasa, M Watahiki, S Takagi, M Wakeshima, ... Journal of the Physical Society of Japan 81 (3), 034709, 2012 | 193 | 2012 |
Staggered Field Effect on the One-Dimensional Antiferromagnet M Kohgi, K Iwasa, JM Mignot, B Fåk, P Gegenwart, M Lang, A Ochiai, ... Physical review letters 86 (11), 2439, 2001 | 153 | 2001 |
Direct Observation of Quadrupolar Excitons in the Heavy-Fermion Superconductor K Kuwahara, K Iwasa, M Kohgi, K Kaneko, N Metoki, S Raymond, ... Physical review letters 95 (10), 107003, 2005 | 124 | 2005 |
Strongly coupled charge-density wave transition in single-crystal Lu 5 Ir 4 Si 10 B Becker, NG Patil, S Ramakrishnan, AA Menovsky, GJ Nieuwenhuys, ... Physical Review B 59 (11), 7266, 1999 | 113 | 1999 |
Evolution of electron states in the metal-insulator transition of K Iwasa, L Hao, K Kuwahara, M Kohgi, SR Saha, H Sugawara, Y Aoki, ... Physical Review B—Condensed Matter and Materials Physics 72 (2), 024414, 2005 | 102 | 2005 |
One-dimensional antiferromagnetic coupling in the low-carrier heavy-electron system The role of charge ordering M Kohgi, K Iwasa, JM Mignot, A Ochiai, T Suzuki Physical Review B 56 (18), R11388, 1997 | 96 | 1997 |
Crystal-structure modulation in the anomalous low-temperature phase of PrFe4P12 K Iwasa, Y Watanabe, K Kuwahara, M Kohgi, H Sugawara, TD Matsuda, ... Physica B: Condensed Matter 312, 834-836, 2002 | 91 | 2002 |
Electric-dipole-active magnetic resonance in the conical-spin magnet N Kida, D Okuyama, S Ishiwata, Y Taguchi, R Shimano, K Iwasa, T Arima, ... Physical Review B—Condensed Matter and Materials Physics 80 (22), 220406, 2009 | 81 | 2009 |
Detection of neutron scattering from phase IV of Ce0. 7La0. 3B6: a confirmation of the octupole order K Kuwahara, K Iwasa, M Kohgi, N Aso, M Sera, F Iga Journal of the Physical Society of Japan 76 (9), 093702-093702, 2007 | 81 | 2007 |
The Unconventional Superconductivity of Skutterudite PrOs4Sb12: Time-Reversal Symmetry Breaking and Adjacent Field-Induced Quadrupole Ordering Y Aoki, T Tayama, T Sakakibara, K Kuwahara, K Iwasa, M Kohgi, ... Journal of the Physical Society of Japan 76 (5), 051006, 2007 | 80 | 2007 |
Magnetic Excitations in Heavy-Fermion Superconductor PrOs4Sb12 K Kuwahara, K Iwasa, M Kohgi, K Kaneko, S Araki, N Metoki, H Sugawara, ... journal of the physical society of japan 73 (6), 1438-1441, 2004 | 73 | 2004 |
Antiferro-Quadrupolar Ordering of 4f-Electron State in the Filled Skutterudite PrFe4P12 L Hao, K Iwasa, M Nakajima, D Kawana, K Kuwahara, M Kohgi, ... Acta Physica Polonica B 34 (2), 1113, 2003 | 68 | 2003 |
Well-Defined Crystal Field Splitting Schemes and Non-Kramers Doublet Ground States of f Electrons in PrT2Zn20 (T = Ir, Rh, and Ru) K Iwasa, H Kobayashi, T Onimaru, K T. Matsumoto, N Nagasawa, ... Journal of the Physical Society of Japan 82 (4), 043707, 2013 | 67 | 2013 |
Molecular spin-orbit excitations in the = frustrated spinel GeCoO K Tomiyasu, MK Crawford, DT Adroja, P Manuel, A Tominaga, S Hara, ... Physical Review B—Condensed Matter and Materials Physics 84 (5), 054405, 2011 | 50 | 2011 |
Charge order and one-dimensional properties of Yb4As3 M Kohgi, K Iwasa, A Ochiai, T Suzuki, JM Mignot, B Gillon, A Gukasov, ... Physica B: Condensed Matter 230, 638-640, 1997 | 50 | 1997 |
Role of p– f Hybridization in the Metal–Nonmetal Transition of PrRu4P12 K Iwasa, L Hao, T Hasegawa, T Takagi, K Horiuchi, Y Mori, Y Murakami, ... Journal of the Physical Society of Japan 74 (7), 1930-1933, 2005 | 47 | 2005 |
Large softening of acoustic phonons in PrOs4Sb12 K Iwasa, M Kohgi, H Sugawara, H Sato Physica B: Condensed Matter 378, 194-196, 2006 | 45 | 2006 |
Chiral crystal-structure transformation of () Y Otomo, K Iwasa, K Suyama, K Tomiyasu, H Sagayama, R Sagayama, ... Physical Review B 94 (7), 075109, 2016 | 41 | 2016 |
Novel electronic states realized in the filled skutterudites containing rare earth elements with more than one 4f-electrons H Sato, D Kikuchi, K Tanaka, H Aoki, K Kuwahara, Y Aoki, M Kohgi, ... Journal of magnetism and magnetic materials 310 (2), 188-194, 2007 | 40 | 2007 |