T. Shibauchi

Publication List Details

Period

1996 - 2009

Number

56

Co-Authors

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

Anomalous Low-Field Diamagnetic Response in the Superconducting State of Ultraclean URu$_2$Si$_2$ (2009)

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...

Non-universal gap structure in iron-based high-Tc superconductors (2009)

Hashimoto, K., Yamashita, M., Kasahara, S., Senshu, Y., Nakata, N., Tonegawa, S., ...

Experimental insight into the origin of the interactions which drive high temperature superconductivity can be gained from the anisotropy of the energy gap. In the high-T_c Fe-pnictide...

Superconducting Gap Structure of LaFePO Studied by Thermal Conductivity (2009)

Yamashita, M., Nakata, N., Senshu, Y., Tonegawa, S., Ikada, K., Hashimoto, K., ...

The superconducting gap structure of LaFePO ($T_c=7.4 $K) is studied by thermal conductivity ($\kappa$) at low temperatures in fields $H$ parallel and perpendicular to the c axis. A clear two-step...

Evolution from Non-Fermi to Fermi Liquid Transport Properties by Isovalent Doping in BaFe2(As1-xPx)2 Superconductors (2009)

Kasahara, S., Shibauchi, T., Hashimoto, K., Ikada, K., Tonegawa, S., Okazaki, R., ...

The normal-state charge transport is studied systematically in high-quality single crystals of BaFe$_2$(As$_{1-x}$P$_x$)$_2$ ($0 \leq x \leq 0.71$). By substituting isovalent P for As, the...

Penetration depth, lower critical fields, and quasiparticle conductivity in Fe-arsenide superconductors (2009)

Shibauchi, T., Hashimoto, K., Okazaki, R., Matsuda, Y.

In this article, we review our recent studies of microwave penetration depth, lower critical fields, and quasiparticle conductivity in the superconducting state of Fe-arsenide superconductors....

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...

Superfluid Density and Quasiparticle Scattering Rate in Ba_{1-x}K_xFe_2As_2 Single Crystals (2008)

Hashimoto, K., Shibauchi, T., Kasahara, S., Ikada, K., Kato, T., Okazaki, R., ...

We report high-sensitivity microwave measurements of the in-plane penetration depth $\lambda_{ab}$ in several single crystals of hole-doped Fe-based superconductor Ba$_{1-x}$K$_x$Fe$_2$As$_2$. We...

Microwave Penetration Depth and Quasiparticle Conductivity in PrFeAsO_1-y Single Crystals : Evidence for a Full-Gap Superconductor (2008)

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$_{1-y}$ ($T_c\approx 35$...

Entanglement of Solid Vortex Matter: A Boomerang Shaped Reduction Forced by Disorder in Interlayer Phase Coherence in Bi2Sr2CaCu2O8+y (2008)

Kato, T., Shibauchi, T., Matsuda, Y., Thompson, J. R., Krusin-Elbaum, L.

We present evidence for entangled solid vortex matter in a glassy state in a layered superconductor Bi$_2$Sr$_2$CaCu$_2$O$_{8+y}$ containing randomly splayed linear defects. The interlayer phase...

Field-induced quantum critical route to a Fermi liquid in high-temperature superconductors (2008)

Shibauchi, T., Krusin-Elbaum, L., Hasegawa, M., Kasahara, Y., Okazaki, R., Matsuda, Y.

In high transition temperature (T_c) superconductivity, charge doping is a natural tuning parameter that takes copper oxides from the antiferromagnet to the superconducting region. In the metallic...

Magneto-transport properties governed by the antiferromagnetic fluctuations in heavy fermion superconductor CeIrIn$_{5}$ (2008)

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...

Thermal conductivity evidence for d_{x^2-y^2} pairing symmetry in the heavy-fermion CeIrIn5 superconductor (2007)

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...

Vortex Redistribution below the First-Order Transition Temperature in the \beta-Pyrochlore Superconductor KOs_2O_6 (2007)

Shibauchi, T., Konczykowski, M., Van Der Beek, C. J., Okazaki, R., Matsuda, Y., Yamaura, J., ...

A miniature Hall sensor array was used to detect magnetic induction locally in the vortex states of the $\beta$-pyrochlore superconductor KOs$_2$O$_6$. Below the first-order transition at $T_{\rm...

FFLO state in thin superconducting films (2007)

Buzdin, A., Matsuda, Y., Shibauchi, T.

We present the analysis of the inhomogeneous Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) superconducting state in thin superconducting films in the parallel magnetic field. For the tetragonal crystal...

Flux Line Lattice Melting and the Formation of a Coherent Quasiparticle Bloch State in the Ultraclean URu$_2$Si$_2$ Superconductor (2007)

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...

Exotic Superconducting Properties in the Electron-Hole Compensated Heavy Fermion `Semimetal' URu2Si2 (2007)

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...

Effects of Rattling Phonons on the Quasiparticle Excitation and Dynamics in the Superconducting $\beta$-Pyrochlore KOs$_2$O$_6$ (2007)

Shimono, Y., Shibauchi, T., Kasahara, Y., Kato, T., Hashimoto, K., Matsuda, Y., ...

Microwave penetration depth $\lambda$ and surface resistance at 27 GHz are measured in high quality crystals of KOs$_2$O$_6$. Firm evidence for fully-gapped superconductivity is provided from...

Competition between unconventional superconductivity and incommensurate antiferromagnetic order in CeRh1-xCoxIn5 (2007)

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...

FFLO state in thin superconducting films (2007)

Buzdin, Alexandre, Matsuda, Y., Shibauchi, T.

We present the analysis of the inhomogeneous Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) superconducting state in thin superconducting films in the parallel magnetic field. For the tetragonal crystal...

FFLO state in thin superconducting films (2007)

Buzdin, Alexandre, Matsuda, Y., Shibauchi, T.

We present the analysis of the inhomogeneous Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) superconducting state in thin superconducting films in the parallel magnetic field. For the tetragonal crystal...

Uncommonly High Upper Critical Field in the Superconducting KOs$_2$O$_6$ Pyrochlore (2006)

Shibauchi, T., Krusin-Elbaum, L., Kasahara, Y., Shimono, Y., Matsuda, Y., McDonald, R. D., ...

The entire temperature dependence of the upper critical field $H_{\rm c2}$ in the $\beta$-pyrochlore KOs$_2$O$_6$ is obtained from high-field resistivity and magnetic measurements. Both techniques...

Thermal Conductivity of the Pyrochlore Superconductor KOs2O6: Strong Electron Correlations and Fully Gapped Superconductivity (2006)

Kasahara, Y., Shimono, Y., Shibauchi, T., Matsuda, Y., Yonezawa, S., Muraoka, Y., ...

To elucidate the nature of the superconducting ground state of the geometrically frustrated pyrochlore KOs2O6 (Tc=9.6K), the thermal conductivity was measured down to low temperatures (~Tc/100). We...

Vortex correlations in the liquid states of Bi2Sr2CaCu2O8+y with tilted columnar defects (2005)

Kameda, N., Shibauchi, T., Tokunaga, M., Ooi, S., Tamegai, T., Konczykowski, M.

The interlayer and intralayer vortex correlations are studied in Bi2Sr2CaCu2O8+y with tilted and nontilted columnar defects (CDs) by the Josephson plasma-resonance experiments under various field...

Vortex correlations in the liquid states of Bi2Sr2CaCu2O8+y with tilted columnar defects (2005)

Kameda, N., Shibauchi, T., Tokunaga, M., Ooi, S., Tamegai, T., Konczykowski, M.

The interlayer and intralayer vortex correlations are studied in Bi2Sr2CaCu2O8+y with tilted and nontilted columnar defects (CDs) by the Josephson plasma-resonance experiments under various field...

Zeeman and Orbital Limiting Fields: Separated Spin and Charge Degrees of Freedom in Cuprate Superconductors (2004)

Krusin-Elbaum, L., Blatter, G., Shibauchi, T.

Recent in-plane thermal (Nernst) and interlayer (tunnelling) transport experiments in Bi$_2$Sr$_2$CaCu$_2$O$_{8+y}$ high temperature superconductors report hugely different limiting magnetic fields....

Phase diagram of cuprate superconductors at ultrahigh magnetic fields (2003)

Krusin-Elbaum,L., Shibauchi,T., Mielke,C. H.

We have investigated the field-temperature (H - T) diagram of the superconducting and pseudogapped states of Bi2Sr2CaCu2O8+y over a wide range of hole doping (0:10 < p < 0:225). Using interlayer...

Stable ultrahigh-density magneto-optical recordings using introduced linear defects (2001)

Krusin-Elbaum, L., Shibauchi, T., Argyle, B., Gignac, L., Weller, D.

The stability of data bits in magnetic recording media at ultrahigh densities is compromised by thermal `flips' -- magnetic spin reversals -- of nano-sized spin domains, which erase the stored...

Closing the Pseudogap by Zeeman Splitting in Bi_2Sr_2CaCu_2O_8+y at High Magnetic Fields (2001)

Shibauchi, T., Krusin-Elbaum, L., Li, Ming, Maley, M. P., Kes, P. H.

Interlayer tunneling resistivity is used to probe the low-energy density-of-states (DOS) depletion due to the pseudogap in the normal state of Bi$_2$Sr$_2$CaCu$_2$O$_{8+y}$. Measurements up to 60 T...

Asymmetric Field Profile in Bose Glass Phase of Irradiated YBa2Cu3O7-d: Loss of Interlayer Coherence around 1/3 of Matching Field (2001)

Itaka, K., Shibauchi, T., Yasugaki, M., Tamegai, T., Okayasu, S.

Magneto-optical imaging in YBa2Cu3O7-d with tilted columnar defects (CD's) shows an asymmetric critical-state field profile. The observed hysteretic shift of the profile ridge (trough) from the...

Vortex Matter Transition in Bi${}_2$Sr${}_2$CaCu${}_2$O${}_{8+y}$ under Tilted Fields (2000)

Ooi, S., Shibauchi, T., Itaka, K., Okuda, N., Tamegai, T.

Vortex phase diagram under tilted fields from the $c$ axis in Bi${}_2$Sr${}_2$CaCu${}_2$O${}_{8+y}$ is studied by local magnetization hysteresis measurements using Hall probes. When the field is...

High-Field Quasiparticle Tunneling in Bi_2Sr_2CaCu_2O_8+delta: Negative Magnetoresistance in the Superconducting State (1999)

Morozov, N., Krusin-Elbaum, L., Shibauchi, T., Bulaevskii, L. N., Maley, M. P., Latyshev, Yu. I., ...

We report on the c-axis resistivity rho_c(H) in Bi_2Sr_2CaCu_2O_{8+\delta} that peaks in quasi-static magnetic fields up to 60 T. By suppressing the Josephson part of the two-channel (Cooper...