Mukuda, H., Nishide, S., Harada, A., Iwasaki, K., Yogi, M., Yashima, M., ...
We report on novel superconducting characteristics of the heavy fermion (HF) superconductor CePt3Si without inversion symmetry through 195Pt-NMR study on a single crystal with T_c= 0.46 K that is...
Harada, A., Mukuda, H., Kitaoka, Y., Thamizhavel, A., Okuda, Y., Settai, R., ...
We report a $^{73}$Ge nuclear-quadrupole-resonance (NQR) study on novel evolution of unconventional superconductivity in antiferromagnetic (AFM) CeNiGe$_3$. The measurements of the $^{73}$Ge-NQR...
Magnetic properties of PrCu$_2$ at high pressure (2008)
Sacchetti, A., Weller, M., Ott, H. R., Onuki, Y.
We report a study of the low-temperature high-pressure phase diagram of the intermetallic compound PrCu$_2$, by means of molecular-field calculations and $^{63,65}$Cu nuclear-quadrupole-resonance...
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....
Mukuda, H., Fujii, T., Ohara, T., Harada, A., Yashima, M., Kitaoka, Y., ...
We report a 29Si-NMR study on the pressure-induced superconductivity (SC) in an antiferromagnetic (AFM) heavy-fermion compound CeIrSi3 without inversion symmetry. In the SC state at P=2.7-2.8 GPa,...
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...
Yano, M., Sekiyama, A., Fujiwara, H., Amano, Y., Imada, S., Muro, T., ...
Soft and hard X-ray photoelectron spectroscopy (PES) has been performed for one of the heavy fermion system CeRu$_2$Si$_2$ and a $4f$-localized ferromagnet CeRu$_2$Ge$_2$ in the paramagnetic phase....
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...
Harada, A., Kawasaki, S., Mukuda, H., Kitaoka, Y., Haga, Y., Yamamoto, E., ...
We report that a novel type of superconducting order parameter has been realized in the ferromagnetic states in UGe$_2$ via $^{73}$Ge nuclear-quadrupole-resonance (NQR) experiments performed under...
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...
Search for Invisible Decay of the Υ(1S) (2007)
Tajima, O., Hayashii, H., Hazumi, M., Inami, K., Iwasaki, Y., Uehara, S., ...
We report results of a search for the invisible decay of the Υ(1S) via the Υ(3S)→π+π-Υ(1S) transition using a data sample of 2.9 fb^{-1} at the Υ(3S) resonance. The data were collected with...
Probing the extended non-Fermi liquid regimes of MnSi and Fe (2005)
Pedrazzini, P., Jaccard, D., Lapertot, G., Flouquet, J., Inada, Y., Kohara, H., ...
Recent studies show that the non-Fermi liquid (NFL) behavior of MnSi and Fe spans over an unexpectedly broad pressure range, between the critical pressure p_c and around 2p_c. In order to determine...
Studies of CP violation in B->J/psi K* decays (2005)
Itoh, R., Onuki, Y., Collaboration, For The Belle
CP violation in $B\to J/\psi K^*$ decays is studied using an angular analysis in a data sample of 253 fb$^{-1}$ recorded with the Belle detector at the KEKB $e^+e^-$ collider. The flavor separated...
Ordered magnetic and quadrupolar states under hydrostatic pressure in orthorhombic PrCu2 (2005)
Naka, T., Ponomarenko, L., Visser, A. De, Matsushita, A., Settai, R., Onuki, Y.
Multiple superconducting phases in heavy fermion superconductors (2005)
Matsuda, Y., Izawa, K., Watanabe, T., Kasahara, Y., Nakajima, Y., Sakakibara, T., ...
Coexistence of antiferromagnetism and superconductivity in heavy-fermion systems (2002)
Kitaoka, Y., Kawasaki, Y., Mito, T., Kawasaki, S., Zheng, G. Q., Ishida, K., ...
We report the novel pressure (P)-temperature (T) phase diagrams of antiferromagnetism (AFM) and superconductivity (SC) in CeRhIn5, CeIn3, and CeCu2Si2 revealed by the nuclear quadrupole resonance...
Kawasaki, S., Mito, T., Thessieu, C., Kawasaki, Y., Ishida, K., ...
We report the novel pressure($P$) - temperature($T$) phase diagram of antiferromagnetism and superconductivity in CeRhIn$_5$ and CeIn$_3$ revealed by the $^{115}$In nuclear-spin-lattice-relaxation...