Evolution of the Fermi surface of BaFe_2(As_{1-x}P_x)_2 on entering the superconducting dome (2009)
Shishido, H., Bangura, A. F., Coldea, A. I., Tonegawa, S., Hashimoto, K., Kasahara, S., ...
Using the de Haas-van Alphen effect we have measured the evolution of the Fermi surface of BaFe_2(As_{1-x}P_x)_2 as function of isoelectric substitution (As/P) for 0.41
Yashima, M., Taniguchi, S., Miyazaki, H., Mukuda, H., Kitaoka, Y., Shishido, H., ...
We present a novel phase diagram for the antiferromagnetism and superconductivity in Ce$_2$RhIn$_8$ probed by In-NQR studies under pressure ($P$). The quasi-2D character of antiferromagnetic spin...
Okazaki, R., Shimozawa, M., Shishido, H., Konczykowski, M., Haga, Y., Matsuda, T. D., ...
The lower critical field H_{c1} in ultraclean URu_2Si_2 single crystals (T_c=1.4 K) with residual resistivity ratio exceeding 700 is precisely determined by the positional dependence of the local...
Yashima, M., Mukuda, H., Kitaoka, Y., Shishido, H., Settai, R., Onuki, Y.
We report on a novel pressure ($P$)-induced evolution of magnetism and superconductivity (SC) in a helical magnet CeRhIn$_5$ with an incommensurate wave vector $Q_i=({1/2},{1/2},0.297)$ through the...
Possible Phase Transition Deep Inside the Hidden Order Phase of Ultraclean URu2Si2 (2009)
Shishido, H., Hashimoto, K., Shibauchi, T., Sasaki, T., Oizumi, H., Kobayashi, N., ...
To elucidate the underlying nature of the hidden order (HO) state in heavy-fermion compound URu2Si2, we measure electrical transport properties of ultraclean crystals in a high field/low temperature...
Lower Critical Fields of Superconducting PrFeAsO$_{1-y}$ Single Crystals (2008)
Okazaki, R., Konczykowski, M., Van Der Beek, C. J., Kato, T., Hashimoto, K., Shimozawa, M., ...
We have studied the lower critical fields H_{c1} of superconducting iron oxipnictide PrFeAsO_{1-y} single crystals for H parallel and perpendicular to the ab-planes. Measurements of the local...
Hashimoto, K., Shibauchi, T., Kato, T., Ikada, K., Okazaki, R., Shishido, H., ...
In-plane microwave penetration depth $\lambda_{ab}$ and quaiparticle conductivity at 28 GHz are measured in underdoped single crystals of the Fe-based superconductor PrFeAsO$_{1-y}$ ($T_c\approx 35$...
Nakajima, Y., Shishido, H., Nakai, H., Shibauchi, T., Hedo, M., Uwatoko, Y., ...
In quasi-two dimensional Ce(Ir,Rh)In$_5$ system, it has been suggested that the phase diagram contains two distinct domes with different heavy fermion superconducting states. We here report the...
Kawasaki, S., Yashima, M., Kitaoka, Y., Takeda, K., Shimizu, K., Oishi, Y., ...
We report on the pressure-induced unconventional superconductivity in the heavy-fermion antiferromagnet CeIn3 by means of nuclear-quadrupole-resonance (NQR) studies conducted under a high pressure....
Kasahara, Y., Iwasawa, T., Shimizu, Y., Shishido, H., Shibauchi, T., Vekhter, I., ...
Quasi-two dimensional CeIrIn5 contains two distinct domes with different heavy fermion superconducting states in its phase diagram. Here we pinned down the superconducting gap structure of CeIrIn5 in...
Okazaki, R., Kasahara, Y., Shishido, H., Konczykowski, M., Behnia, K., Haga, Y., ...
We find that in ultraclean heavy-fermion superconductor URu$_2$Si$_2$ ($T_{c0}=1.45$ K) a distinct flux line lattice melting transition with outstanding characters occurs well below the mean-field...
Kasahara, Y., Iwasawa, T., Shishido, H., Shibauchi, T., Behnia, K., Haga, Y., ...
We show that the charge and thermal transport measurements on ultraclean crystals of URu2Si2 reveal a number of unprecedented superconducting properties. The uniqueness is best highlighted by the...
Ohira-Kawamura, S., Shishido, H., Yoshida, A., Okazaki, R., Kawano-Furukawa, H., Shibauchi, T., ...
Elastic neutron diffraction measurements were performed on the quasi-two dimensional heavy fermion system CeRh1-xCoxIn5, ranging from an incommensurate antiferromagnet for low x to an unconventional...
Thermoelectric response near a quantum critical point: the case of CeCoIn5 (2007)
Izawa, K., Behnia, K., Matsuda, Y., Shishido, H., Settai, R., Onuki, Y., ...
We present a study of thermoelectric coefficients in CeCoIn_5 down to 0.1 K and up to 16 T in order to probe the thermoelectric signatures of quantum criticality. In the vicinity of the field-induced...
Nakajima, Y., Shishido, H., Nakai, H., Shibauch, T., Behnia, K., Izawa, K., ...
We present a systematic study of the dc-resistivity, Hall effect, and magnetoresistance in the normal state of quasi 2D heavy fermion superconductors CeMIn5 (M: Rh and Co) under pressure. Here the...
Evolution of Hall coefficient in two-dimensional heavy fermion CeCoIn$_5$ (2006)
Nakajima, Y., Izawa, K., Matsuda, Y., Behnia, K., Kontani, H., Hedo, M., ...
We report on the pressure dependence of the Hall coefficient $R_H$ in quasi-2D heavy fermion CeCoIn$_5$. At ambient pressure, below a temperature associated with the emergence of non-Fermi liquid...
Anomalous quasiparticle transport in the superconducting state of CeCoIn5 (2005)
Kasahara, Y., Nakajima, Y., Izawa, K., Matsuda, Y., Behnia, K., Shishido, H., ...
We report on a study of thermal Hall conductivity k_xy in the superconducting state of CeCoIn_5. The scaling relation and the density of states of the delocalized quasiparticles, both obtained from...
Saha, S. R., Sugawara, H., Aoki, Y., Sato, H., Inada, Y., Shishido, H., ...
We report the de Haas-van Alphen (dHvA) effect and magnetoresistance in the filled-skutterudite superconductor LaRu4P12, which is a reference material of PrRu4P12 that exhibits a metal-insulator...
VNew high field state of flux line lattice in CeCoIn5 (2005)
Kasahara, Y., Watanabe, T., Izawa, K., Sakakibara, T., Van Der Beek, C.J., Hanaguri, T., ...
We have measured the ultrasound velocity of quasi-two-dimensional superconductor CeCoIn5 with extremely large Pauli paramagnetic susceptibility. The results indicate that the new high field...
Multiple superconducting phases in heavy fermion superconductors (2005)
Matsuda,Y., Izawa,K., Watanabe,T., Kasahara,Y., Nakajima,Y., Sakakibara,T., ...
Multiple superconducting phases in heavy fermion superconductors (2005)
Matsuda, Y., Izawa, K., Watanabe, T., Kasahara, Y., Nakajima, Y., Sakakibara, T., ...
New High Field State of Flux Line Lattice in Unconventional Superconductor CeCoIn_5 (2003)
Watanabe, T., Kasahara, Y., Izawa, K., Sakakibara, T., Van Der Beek, C. J., Hanaguri, T., ...
Ultrasound velocity measurements of the unconventional superconductor CeCoIn_5 with extremely large Pauli paramagnetic susceptibility reveal an unusual structural transformation of the flux line...
Aoki, H., Sakakibara, T., Shishido, H., Settai, R., Onuki, Y., Miranovic, P., ...
Field-angle dependent specific heat measurement has been done on the heavy-fermion superconductor CeCoIn5 down to ~ 0.29 K, in a magnetic field rotating in the tetragonal c-plane. A clear fourfold...
Giant Nernst effect in a Kondo lattice close to a quantum critical point (2003)
Bel, R., Behnia, K., Nakajima, Y., Izawa, K., Matsuda, Y., Shishido, H., ...
We present a study of Nernst and Seebeck coefficients of the heavy-fermion superconductor CeCoIn$_{5}$. Below 18 K, concomitant with a field-dependent Seebeck coefficient, a large sub-linear Nernst...
Kawasaki, Y., Kawasaki, S., Yashima, M., Mito, T., Kitaoka, Y., ...
We report In-NQR and Co-NMR experiments of CeCoIn$_5$ that undergoes a superconducting transition with a record high $T_{\rm c}$ = 2.3 K to date among heavy-fermion superconductors. At zero magnetic...
Nakajima, Y., Izawa, K., Matsuda, Y., Uji, S., Terashima, T., Shishido, H., ...
The normal-state Hall effect and magnetoresisitance (MR) have been measured in the quasi-2D heavy fermion superconductor CeCoIn_5. In the non-Fermi liquid region where the reistivity rho_xx exhibits...
Fermi surface of the heavy fermion superconductor PrOs$_{4}$Sb$_{12}$ (2002)
Sugawara, H., Osaki, S., Saha, S. R., Aoki, Y., Sato, H., Inada, Y., ...
We have investigated the de Haas-van Alphen effect in the Pr-based heavy fermion superconductor PrOs$_4$Sb$_{12}$.The topology of Fermi surface is close to the reference compound LaOs$_4$Sb$_{12}$...
^{115}In-NQR evidence for unconventional superconductivity in CeIn_3 under pressure (2002)
Kawasaki, S., Mito, T., Kawasaki, Y., Kitaoka, Y., Shishido, H., ...
We report evidence for unconventional superconductivity in CeIn_3 at a pressure P = 2.65 GPa above critical pressure (P_c ~ 2.5 GPa) revealed by the measurements of nuclear-spin-lattice-relaxation...
Izawa, K., Yamaguchi, H., Matsuda, Yuji, Shishido, H., Settai, R., Onuki, Y.
The thermal conductivity of the heavy-fermion superconductor CeCoIn_5 has been studied in a magnetic field rotating within the 2D planes. A clear fourfold symmetry of the thermal conductivity which...
Meningitis due to Haemophilus influenzae type e biotype 4.
Haemophilus influenzae type e biotype 4 was isolated from the cerebrospinal fluid of a 16-month-old child with meningitis. This is the first isolation, from a case of meningitis, of this organism...
Meningitis due to Haemophilus influenzae type e biotype 4.
Haemophilus influenzae type e biotype 4 was isolated from the cerebrospinal fluid of a 16-month-old child with meningitis. This is the first isolation, from a case of meningitis, of this organism...