58 citations · 302 across the 16 of their papers we have counts for
16 papers
Successive Electronic Topological Transitions in the Antiferromagnet UPdAl
Adrien Gourgout, Gaël Bastien, Dai Aoki +7
We report successive anomalies at low temperature in the magnetic field dependence of the thermoelectric signal in the heavy fermion compound UPdAl inside the antiferro…
Pairing symmetry of an intermediate valence superconductor CeIr3 investigated using muSR measurements
D. T. Adroja, A. Bhattacharyya, Y. J. Sato +6
We have investigated the bulk and microscopic properties of the rhombohedral intermediate valence superconductor CeIr by employing magnetization, heat capacity, and muon spin r…
High-field moment polarization in the itinerant ferromagnet URhSi
W. Knafo, T. D. Matsuda, F. Hardy +2
We report a high-magnetic-field study of the itinerant ferromagnet URhSi. Magnetization and electrical resistivity were measured under magnetic fields up to 58~T applied alo…
Ir 5-band Derived Superconductivity in LaIr
A. Bhattacharyya, D. T. Adroja, P. K. Biswas +4
We have studied the superconducting properties of LaIr with a rhombohedral structure using magnetization, heat capacity, and muon-spin rotation/relaxation (SR) measurements.…
Drastic change of the Fermi surface across the metamagnetic transition in CeRhSi
K. Götze, D. Aoki, F. Lévy-Bertrand +2
We report high field de Haas-van Alphen (dHvA) effect measurements in CeRhSi both below and above the first-order 26 T metamagnetic transition from an antiferromagnetic to…
Field-Induced Lifshitz Transition without Metamagnetism in CeIrIn
D. Aoki, G. Seyfarth, A. Pourret +5
We report high magnetic field measurements of magnetic torque, thermoelectric power (TEP), magnetization, and de Haas-van Alphen (dHvA) effect in CeIrIn across 28 T, where a me…
Quasi-two-dimensional Fermi surfaces of the heavy-fermion superconductor CePdIn
K. Götze, J. Klotz, D. Gnida +7
We report low-temperature de Haas-van Alphen (dHvA) effect measurements in magnetic fields up to 35 T of the heavy-fermion superconductor CePdIn. The comparison of the expe…
Quantum criticality and Lifshitz transition in the Ising system CeRu2Si2: Comparison with YbRh2Si2
A. Pourret, D. Aoki, M. Boukahil +7
New thermoelectric power (TEP) measurements on prototype heavy-fermion compounds close to magnetic quantum criticality are presented. The highly sensitive technique of TEP is an un…
Fermi surface in the hidden-order state of URuSi under intense pulsed magnetic fields up to 81~T
G. W. Scheerer, W. Knafo, D. Aoki +14
We present measurements of the resistivity of URu2Si2 high-quality single crystals in pulsed high magnetic fields up to 81~T at a temperature of 1.4~K and up to 60~T at t…
Strong Pauli-limiting behavior of and uniaxial pressure dependencies in KFe2As2
P. Burger, F. Hardy, D. Aoki +8
KFe2As2 single crystals are studied using specific-heat, high-resolution thermal-expansion, magnetization, and magnetostriction measurements. The magnetization and magnetostriction…
Metamagnetic Transition in UCoAl Probed by Thermoelectricity Measurements
A. Palacio-Morales, A. Pourret, G. Knebel +4
We report field and temperature dependent measurements of the thermoelectric power (TEP) and the Nernst effect in the itinerant metamagnet UCoAl. The magnetic field is applied alon…
Interplay of magnetism, Fermi surface reconstructions, and hidden-order in the heavy-fermion material URuSi
G. W. Scheerer, W. Knafo, D. Aoki +4
URuSi is surely one of the most mysterious of the heavy-fermion compounds. Despite more than twenty years of experimental and theoretical works, the order parameter of the…
Transverse and Longitudinal Magnetic-Field Responses in the Ising Ferromagnets URhGe, UCoGe and UGe2
F. Hardy, D. Aoki, C. Meingast +4
The field dependence of the electronic specific heat gamma(H) of URhGe is determined using temperature-dependent magnetization measurements and Maxwell's relation for all three ort…
Trends in Heavy Fermion Matter
J. Flouquet, D. Aoki, F. Bourdarot +7
A brief review on major advances in heavy fermion physics is presented including the Ce metal phase diagram, the huge effective mass detected in CeAl3, and the successive discoveri…
Convergence of the enhancement of the effective mass under pressure and magnetic field in heavy-fermion compounds: CeRu2Si2, CeRh2Si2, and CeIn3
J. Flouquet, D. Aoki, W. Knafo +6
Emphasis is given on the observation of a convergence to a critical value of the effective mass of a heavy fermion compound by tuning it through a quantum instability either by app…
High-field metamagnetism in the antiferromagnet CeRhSi
W. Knafo, D. Aoki, D. Vignolles +6
A study of the antiferromagnet CeRhSi by torque, magnetostriction, and transport in pulsed magnetic fields up to 50 Tesla and by thermal expansion in static fields up to 13…