Search Results - "Kohgi, M"

Direct observation of quadrupolar excitons in the heavy-fermion superconductor PrOs4Sb12 by KUWAHARA, K, IWASA, K, SATO, H, KOHGI, M, KANEKO, K, METOKI, N, RAYMOND, S, MEASSON, M.-A, FLOUQUET, J, SUGAWARA, H, AOKI, Y

“…We report inelastic neutron scattering experiments performed to investigate the low energy magnetic excitations on single crystals of the heavy-fermion…”
Get full text

Novel electronic states realized in the filled skutterudites containing rare earth elements with more than one 4f-electrons by Sato, H., Kikuchi, D., Tanaka, K., Aoki, H., Kuwahara, K., Aoki, Y., Kohgi, M., Sugawara, H., Iwasa, K.

“…In the filled skutterudite compounds (RT 4X 12: R rare earth, T=Fe, Ru, Os, and X=pnictogen-ions), various attractive features have been found by replacing the…”
Get full text

Crystal-structure modulation in the anomalous low-temperature phase of PrFe4P12 by Iwasa, K., Watanabe, Y., Kuwahara, K., Kohgi, M., Sugawara, H., Matsuda, T.D., Aoki, Y., Sato, H.

“…Nature of mysterious phase transition of the filled-skutterudite PrFe4P12 has been studied by X-ray diffraction experiments. Superlattice reflections…”
Get full text

Current understanding of the heavy fermion superconductivity in PrOs4Sb12 by Sato, H., Tanaka, K., Kikuchi, D., Namiki, T., Higashinaka, R., Aoki, Y., Kohgi, M., Sugawara, H., Kuwahara, K., Iwasa, K.

“…PrOs4Sb12 is the first Pr-based heavy fermion superconductor exhibiting intriguing behavior both in the superconducting and normal states. To clarify the…”
Get full text

Antiferromagnetic Ordering of CeOs4Sb12 below 1 K by Yang, C. P, Wang, H, Hu, J. F, Iwasa, K, Kohgi, M, Sugawara, H, Sato, H

“…Neutron diffraction measurements were performed on single-crystal samples to study the nature of the exotic order phase of CeOs4Sb12 below the transition…”
Get full text

Inelastic neutron scattering study of crystalline-electric-field interaction in Ce3Ir4Sn13 by Yang, C. P., Chen, Y. H., Wang, H., Nagoshi, C., Kohgi, M., Sato, H.

“…The Ce3Ir4Sn13 single crystal was grown using Sn-flux method. Inelastic neutron scattering measurements were performed on the Ce3Ir4Sn13 powder sample at T=5.3…”
Get full text

Lattice dynamics of the filled skutterudite CeOs4Sb12 by Yang, C. P., Wang, H., Iwasa, K., Kohgi, M., Sugawara, H., Sato, H.

“…Inelastic neutron scattering was performed on both poly- and single-crystalline samples to study the lattice dynamics of the Ce-filled antimonide skutterudite…”
Get full text

Crystal-lattice modulation of the metal–insulator transition system PrRu4P12 studied by X-ray diffraction by Hao, L, Iwasa, K, Kuwahara, K, Kohgi, M, Saha, S.R, Sugawara, H, Aoki, Y, Sato, H, Sekine, C, Lee, C.H, Harima, H

“…PrRu4P12 exhibits a metal–insulator phase transition at TMI=60K. In the insulating phase below TMI, X-ray superlattice reflections characterized by the wave…”
Get full text

Elastic anomalies of UGe2 by KUWAHARA, K, SAKAI, T, KOHGI, M, HAGA, Y, ONUKI, Y

“…We have performed the ultrasonic sound velocity measurement on the single crystal of UGe2 in the temperature range at ambient pressure, focusing attention on…”
Get full text

Crystal field effects in CeOs4Sb12 as determined by inelastic neutron scattering by Yang, C. P., Wang, H., Iwasa, K., Kohgi, M., Sugawara, H., Sato, H.

“…The ground state and physical properties of CeOs4Sb12 are primary determined by the competition among three types of energies which are all related to…”
Get full text

Physics of low-carrier system detected by neutron and X-ray scattering: Ce-monopnictides case by Kohgi, M, Iwasa, K, Osakabe, T

“…The origin of the unusual magnetic properties of Ce-monopnictide, CeX (X=P,As,Sb,Bi), whose carrier density is very low, is discussed on the basis of the…”
Get full text

Novelty and variety of the characteristics found in the filled skutterudites by Sato, H., Sugawara, H., Kikuchi, D., Sanada, S., Tanaka, K., Aoki, H., Kuwahara, K., Aoki, Y., Kohgi, M.

“…A general survey of the variety of phenomena exhibited by the filled skutterudite compounds is presented from the view points of electrical properties and…”
Get full text

Antiferromagnetic ordering in the filled skutterudite semiconductor CeOs4Sb12 by IWASA, K, YANG, C. P, KOHGI, M, SUGAWARA, H, SATO, H, ASO, N

“…Neutron diffraction experiment was performed to investigate a nature of the ordered phase below 0.9K of the filled skutterudite Kondo semiconductor CeOs4Sb12…”
Get full text

Inelastic neutron scattering measurements in a quadrupolar ordering compound YbSb by Oyamada, A., Kuwahara, K., Ohoyama, K., Iwasa, K., Kohgi, M., Maegawa, S.

“…Inelastic neutron scattering measurements were performed to study the excitation spectra of a quadrupolar ordering compound YbSb. We observed the three peaks…”
Get full text

Strong anharmonicity of Pr thermal vibration in heavy fermion superconductor by Kaneko, K., Metoki, N., Kimura, H., Noda, Y., Matsuda, T.D., Kohgi, M.

Get full text

EXCED - epithermal neutron diffractometer at KENS by Kuwahara, K., Sugiyama, S., Iwasa, K., Kohgi, M., Nakamura, M., Inamura, Y., Arai, M., Kunii, S.

Get full text

Magnetic form factor of URu2Si2 by KUWAHARA, K, KOHGI, M, IWASA, K, NISHI, M, NAKAJIMA, K, YOKOYAMA, M, AMITSUKA, H

“…We report the field-induced magnetic form factor of the heavy-electron system URu2Si2 obtained by using polarized neutrons. The neutron experiments were…”
Get full text

Anomalous thermal expansion in the metallic phase of SmS under high pressure by Iwasa, K., Tokuyama, T., Kohgi, M., Sato, N.K., Môri, N.

“…SmS exhibits a pressure-induced phase transition at 0.6 GPa from a semiconducting state to a rather metallic state accompanied with a change of Sm valence and…”
Get full text

Inelastic neutron scattering study on low-energy excitations of the heavy-fermion superconductor PrOs4Sb12 by Kuwahara, K., Iwasa, K., Kohgi, M., Kaneko, K., Metoki, N., Raymond, S., Méasson, M.-A., Flouquet, J., Sugawara, H., Aoki, Y., Sato, H.

“…Low-energy magnetic excitations in single crystals of the heavy-fermion superconductor PrOs4Sb12 have been studied by inelastic neutron scattering. The clear…”
Get full text

Strong anharmonicity of Pr thermal vibration in heavy fermion superconductor PrOs4Sb12 by KANEKO, K, METOKI, N, KIMURA, H, NODA, Y, MATSUDA, T. D, KOHGI, M

“…In order to clarify the detailed structure of PrOs4Sb12, single crystal neutron diffraction experiments were carried out and obtained data were analyzed by…”
Get full text