Publications (92)
Calculation of matrix elements in quenched domain-wall QCD
PACS Collaboration, A. Ali Khan, S. Aoki +18
We explore the possibility for an evaluation of non-leptonic decay amplitudes through the calculation of matrix elements using domain-wall QCD. The relation be…
Study of the coupling at the ILC
Y. Aoki, K. Fujii, J. Tian
We studied the process at the full simulation level, using a realistic detector model to study the feasibility to constrain the SM effective field theory (SMEFT)…
Continuum Limit of from 2+1 Flavor Domain Wall QCD
Y. Aoki, R. Arthur, T. Blum +17
We determine the neutral kaon mixing matrix element in the continuum limit with 2+1 flavors of domain wall fermions, using the Iwasaki gauge action at two different lattice s…
Chiral property of domain-wall fermion from eigenvalues of 4D Wilson-Dirac Operator
PACS Collaboration, S. Aoki, Y. Aoki +16
We investigate a chiral property of the domain-wall fermion (DWF) system using the four-dimensional hermitian Wilson-Dirac operator . A formula expressing the Ward-Takahashi i…
End point of the electroweak phase transition
F. Csikor, Z. Fodor, J. Heitger +2
We study the hot electroweak phase transition (EWPT) by 4-dimensional lattice simulations on lattices with symmetric and asymmetric lattice spacings and give the phase diagram. A c…
Role of axial U(1) anomaly in chiral susceptibility of QCD at high temperature
S. Aoki, Y. Aoki, H. Fukaya +3
The chiral susceptibility, or the first derivative of the chiral condensate with respect to the quark mass, is often used as a probe for the QCD phase transition since the chiral c…
Fermi surface of the filled-skutterudite superconductor LaRu4P12: A clue to the origin of the metal-insulator transition in PrRu4P12
S. R. Saha, H. Sugawara, Y. Aoki +6
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 m…
Chiral susceptibility and axial U(1) anomaly near the (pseudo-)critical temperature
S. Aoki, Y. Aoki, H. Fukaya +6
We investigate relations between the chiral susceptibility and axial anomaly in lattice QCD at high temperatures. Employing the exactly chiral symmetric Dirac operator, we s…
Proton decay matrix elements on the lattice
Y. Aoki, E. Shintani, A. Soni
Hadronic matrix elements of proton decay are essential ingredients to bridge the grand unification theory to low energy observables like proton lifetime. In this paper we non-pertu…
Control of polymer gel surface pattern formation and its three dimensional measurement method
T. Mizoue, Y. Aoki, M. Tokita +3
We report the controllability of a gelation surface pattern formation. Recently, we have found and studied a novel kind of pattern formation that occurs during a radical polymeriza…
The order of the quantum chromodynamics transition predicted by the standard model of particle physics
Y. Aoki, G. Endrodi, Z. Fodor +2
We determine the nature of the QCD transition using lattice calculations for physical quark masses. Susceptibilities are extrapolated to vanishing lattice spacing for three physica…
Non-perturbative renormalization of quark bilinear operators and B_K using domain wall fermions
Y. Aoki, P. A. Boyle, N. H. Christ +11
We present a calculation of the renormalization coefficients of the quark bilinear operators and the K-Kbar mixing parameter B_K. The coefficients relating the bare lattice operato…
A novel technique for the measurement of the avalanche fluctuations of a GEM stack using a gating foil
M. Kobayashi, K. Yumino, T. Ogawa +26
We have developed a novel technique for the measurement of the size of avalanche fluctuations of gaseous detectors using a gating device (gating foil) prepared for the time project…
semileptonic decays in lattice QCD with domain-wall heavy quarks
T. Kaneko, Y. Aoki, B. Colquhoun +5
We calculate the form factors in 2+1 flavor relativistic lattice QCD by employing the Möbius domain-wall action for all quark flavors. Our simulations are…
Chiral properties of domain-wall quarks in quenched QCD
PACS Collaboration, A. Ali Khan, S. Aoki +19
We investigate the chiral properties of quenched domain-wall QCD (DWQCD) at the lattice spacings and 2 GeV for both plaquette and renormalization-group (RG) impro…
Review of lattice results concerning low-energy particle physics
S. Aoki, Y. Aoki, D. Becirevic +29
We review lattice results related to pion, kaon, D- and B-meson physics with the aim of making them easily accessible to the particle physics community. More specifically, we repor…
Kaon B parameter from quenched domain-wall QCD
PACS Collaboration, A. Ali Khan, S. Aoki +18
We report on a calculation of with domain wall fermion action in quenched QCD. Simulations are made with a renormalization group improved gauge action at and 2.9 cor…
Novel features in the flux-flow resistivity of the heavy fermion superconductor PrOsSb
M. Kobayashi, H. Sato, H. Sugawara +2
We have investigated the electrical resistivity of the heavy fermion superconductor PrOsSb in the mixed state. We found unusual double minima in the flux-flow resistiv…
Fermi surfaces and orbital polarization in superconducting CeOFBiS revealed by angle-resolved photoemission spectroscopy
T. Sugimoto, D. Ootsuki, C. Morice +18
We have investigated the electronic structure of BiS-based CeOFBiS superconductor using polarization-dependent angle-resolved photoemission spectroscopy (AR…
Spin Fluid Dynamics Observed by Magnetic Fountain Effect and Mechano-Spin Effect in the Ferromagnetic Superfluid He A Phase
Y. Aoki, A. Yamaguchi, K. Suzuki +2
Systematic observations of the magnetically generated fountain pressure in the superfluid He A have been carried out in a newly built apparatus designed to reduce the effec…
Specific Heat Study on Heavy-Fermion Pr compounds with filled skutterudite structure
Y. Aoki, T. Namiki, T. Kanayama +4
Rare 4f^2-based heavy-fermion behaviors have been revealed recently in Pr-based filled skutterudites PrFe4P12 and PrOs4Sb12. Recent studies on the thermal properties on both compou…
Lattice QCD with two dynamical flavors of domain wall quarks
Y. Aoki, T. Blum, N. Christ +11
We present results from the first large-scale study of two flavor QCD using domain wall fermions (DWF), a chirally symmetric fermion formulation which has proven to be very effecti…
FLAG Review 2024
Y. Aoki, T. Blum, S. Collins +28
We review lattice results related to pion, kaon, -meson, -meson, and nucleon physics with the aim of making them easily accessible to the nuclear and particle physics communi…
Magnetic Phase Diagram of the Heavy-Fermion Superconductor PrOs4Sb12
T. Tayama, T. Sakakibara, H. Sugawara +2
We investigated the magnetic phase diagram of the first Pr-based heavy fermion superconductor PrOs4Sb12 by means of high-resolution dc magnetization measurements in low temperature…
Symmetries of the light hadron spectrum in high temperature QCD
C. Rohrhofer, Y. Aoki, G. Cossu +6
Properties of QCD matter change significantly around the chiral crossover temperature, and the effects on and topological susceptibilities, as well as the meson spectrum h…
Chiral-spin symmetry of the meson spectral function above
C. Rohrhofer, Y. Aoki, L. Ya. Glozman +1
Recently, via calculation of spatial correlators of isovector operators using a chirally symmetric Dirac operator within QCD, it has been found that QCD at temperat…
Quenched QCD with domain-wall fermions on coarse lattices
PACS Collaboration, A. Ali Khan, S. Aoki +18
We investigate the existence of chiral zero modes at a^{-1} \simeq 1 GeV in quenched domain-wall QCD. Simulations are carried out for the plaquette and an RG-improved gauge actions…
Drastic change in transport of entropy with quadrupolar ordering in PrFeP
A. Pourret, K. Behnia, D. Kikuchi +3
The antiferroquadrupolar ordering of PrFeP is explored by probing thermal and thermoelectric transport. The lattice thermal conductivity drastically increases with the…
semileptonic form factors from lattice QCD with Möbius domain-wall quarks
Y. Aoki, B. Colquhoun, H. Fukaya +5
We calculate the form factors for the decay in 2+1 flavor lattice QCD. For all quark flavors, we employ the Möbius domain-wall action, which preserves chira…
Study of the axial U(1) anomaly at high temperature with lattice chiral fermions
S. Aoki, Y. Aoki, G. Cossu +5
We investigate the axial U(1) anomaly of two-flavor QCD at temperatures 190--330 MeV. In order to preserve precise chiral symmetry on the lattice, we employ the Mobius domain-wall…
Time-Reversal Symmetry-Breaking Superconductivity in Heavy Fermion PrOs4Sb12 detected by Muon Spin Relaxation
Y. Aoki, A. Tsuchiya, T. Kanayama +8
We report on muon spin relaxation measurements of the 4f^2-based heavy-fermion superconductor filled-skutterudite PrOs4Sb12. The results reveal the spontaneous appearance of static…
What is chiral susceptibility probing?
JLQCD collaboration, S. Aoki, Y. Aoki +4
In the early days of QCD, the axial anomaly was considered as a trigger for the breaking of the symmetry through topological excitations of gluon fie…
Magnetic, thermal, and transport properties on single crystals of antiferromagnetic Kondo-lattice Ce2PdSi3
S. R. Saha, H. Sugawara, T. D. Matsuda +3
Magnetization, heat capacity, electrical resistivity, thermoelectric power, and Hall effect have been investigated on single-crystalline Ce_2PdSi_3. This compound is shown to order…
Proton decay matrix elements with domain-wall fermions
Y. Aoki, C. Dawson, J. Noaki +1
Hadronic matrix elements of operators relevant to nucleon decay in grand unified theories are calculated numerically using lattice QCD. In this context, the domain-wall fermion for…
Comment on "Pronounced Enhancement of the Lower Critical Field and Critical Current Deep in the Superconducting State of PrOs4Sb12"
D. E. MacLaughlin, A. D. Hillier, J. M. Mackie +6
Cichorek et al. [Phys. Rev. Lett. 94, 107002 (2005)] reported enhancements of the lower critical field Hc1(T) and critical current in superconducting PrOs4Sb12 below a transition t…
The Kaon B-parameter from Quenched Domain-Wall QCD
Y. Aoki, T. Blum, N. H. Christ +8
We present numerical results for the kaon B-parameter, B_K, determined in the quenched approximation of lattice QCD. Our simulations are performed using domain-wall fermions and th…
Gap opening with ordering in PrFe4P12 studied by local tunneling spectroscopy
H. Suderow, K. Behnia, I. Guillamon +6
We present measurements of the local tunneling density of states in the low temperature ordered state of PrFe4P12. The temperature dependencies of the Fermi level density of states…
Oscillation Frequency Dependence of Non-Classical Rotation Inertia of Solid He
Y. Aoki, J. C. Graves, H. Kojima
The non-classical rotational inertia fraction of the identical cylindrical solid He below 300 mK is studied at 496 and 1173 Hz by a double resonance torsional oscillator. Below…
The QCD transition temperature: results with physical masses in the continuum limit II.
Y. Aoki, Sz. Borsanyi, S. Durr +4
We extend our previous study [Phys. Lett. B643 (2006) 46] of the cross-over temperatures (T_c) of QCD. We improve our zero temperature analysis by using physical quark masses and f…
Direct Observation of Quadrupolar Excitons in the Heavy-Fermion Superconductor PrOsSb
K. Kuwahara, K. Iwasa, M. Kohgi +8
We report inelastic neutron scattering experiments performed to investigate the low energy magnetic excitations on single crystals of the heavy-fermion superconductor PrOsSb$…
Fermi surface of the heavy fermion superconductor PrOsSb
H. Sugawara, S. Osaki, S. R. Saha +8
We have investigated the de Haas-van Alphen effect in the Pr-based heavy fermion superconductor PrOsSb.The topology of Fermi surface is close to the reference compound L…
Calculation of Non-Leptonic Kaon Decay Amplitudes from Matrix Elements in Quenched Domain-Wall QCD
PACS Collaboration, J. Noaki, S. Aoki +17
We explore application of the domain wall fermion formalism of lattice QCD to calculate the decay amplitudes in terms of the and hadronic matrix elemen…
Evidence for Unconventional Strong-coupling Superconductivity in PrOs_4Sb_12 : An Sb Nuclear Quadrupole Resonance (NQR) Study
H. Kotegawa, M. Yogi, Y. Imamura +7
We report Sb-NQR results which evidence a heavy-fermion (HF) behavior and an unconventional superconducting (SC) property in the filled-skutterudite compound PrOs_4Sb_12 revealing…
Unusual behaviors in the transport properties of REFeP (RE: La, Ce, Pr, and Nd)
H. Sato, Y. Abe, H. Okada +4
We have investigated the resistivity (), thermoelectric power (TEP) and Hall coefficient () on high quality single crystals of REFeP. TEP in CeFeP$_{1…
The QCD transition temperature: results with physical masses in the continuum limit
Y. Aoki, Z. Fodor, S. D. Katz +1
The transition temperature () of QCD is determined by Symanzik improved gauge and stout-link improved staggered fermionic lattice simulations. We use physical masses both for…
Symmetries of temporal correlators and the nature of hot QCD
L. Ya. Glozman, Y. Aoki, S. Hashimoto +1
The temperature of the chiral restoration phase transition at 130 MeV as well as the temperature of the center symmetry ("deconfinement") phase transition in a pure glue theory at…
Multiband Superconductivity in Filled-Skutterudite Compounds (Pr_{1-x}La_{x})Os_{4}Sb_{12}: An Sb Nuclear-Quadruple-Resonance (NQR) Study
M. Yogi, T. Nagai, Y. Imamura +7
We report on Sb nuclear-quadrupole-resonance (NQR) study in filled-skutterudite compounds (Pr_1-xLa_x)Os_4Sb_12. The Sb-NQR spectra have split into two sets, arising from different…
form factors from lattice QCD with relativistic heavy quarks
T. Kaneko, Y. Aoki, G. Bailas +4
We report on our calculation of the B \to D^(*) \ell νform factors in 2+1 flavor lattice QCD. The Möbius domain-wall action is employed for light, strange, charm and bottom quark…
Nucleon axial charge in 2+1 flavor dynamical lattice QCD with domain wall fermions
T. Yamazaki, Y. Aoki, T. Blum +6
We present results for the nucleon axial charge g_A at a fixed lattice spacing of 1/a=1.73(3) GeV using 2+1 flavors of domain wall fermions on size 16^3x32 and 24^3x64lattices (L=1…
The unusual spectrum of the X-ray transient source XRISM J174610.8-290021 near the Galactic center
A. Yoshimoto, S. Yamauchi, M. Nobukawa +20
The Galactic center region was observed with the XRISM X-ray observatory during the performance verification phase in 2024 and a point-like X-ray source was detected with the X-ray…
Surface Majorana Cone of the Superfluid He B Phase
S. Murakawa, Y. Wada, Y. Tamura +9
The superfluid He B phase, one of the oldest unconventional fermionic condensates experimentally realized, is recently predicted to support Majorana fermion surface states. Maj…
Time Reversal Symmetry Breaking in the B Phase of the Heavy Fermion Superconductor PrOsSb
E. M. Levenson-Falk, E. R. Schemm, Y. Aoki +2
We present polar Kerr effect measurements of the filled skutterudite superconductor PrOsSb. Simultaneous AC susceptibility measurements allow us to observe the supercond…
Atomic displacements and lattice distortion in the magnetic-field-induced charge ordered state of SmRuP
T. Matsumura, S. Michimura, T. Inami +5
Structural properties of SmRuP in the anomalous magnetic ordered phase between K and K in magnetic fields has been studied by x-ray dif…
Kaon B parameter from quenched domain-wall QCD
PACS Collaboration, A. Ali Khan, S. Aoki +17
We report on a calculation of with domain wall fermion action in quenched QCD. Simulations are made with a renormalization group improved gauge action at and 2.9 cor…
The effect of uniaxial pressure on the magnetic anomalies of the heavy-fermion metamagnet CeRu2Si2
S. R. Saha, H. Sugawara, T. Namiki +2
The effect of uniaxial pressure (P_u) on the magnetic susceptibility (X), magnetization (M), and magnetoresistance (MR) of the heavy-fermion metamagnet CeRu2Si2 has been investigat…
Study of the coupling at the ILC
Y. Aoki, K. Fujii, J. Tian
We studied the process at the International Linear Collider (ILC) at GeV, based on the full detector simulation of the International Large Detector…
Continuum Limit Physics from 2+1 Flavor Domain Wall QCD
Y. Aoki, R. Arthur, T. Blum +23
We present physical results obtained from simulations using 2+1 flavors of domain wall quarks and the Iwasaki gauge action at two values of the lattice spacing , (=\,1.7…
Measurement of the electron transmission rate of the gating foil for the TPC of the ILC experiment
M. Kobayashi, T. Ogawa, A. Shoji +23
We have developed a gating foil for the time projection chamber envisaged as a central tracker for the international linear collider experiment. It has a structure similar to the G…
Muon spin relaxation and hyperfine-enhanced 141Pr nuclear spin dynamic in Pr(Os,Ru)4Sb12 and (Pr,La)Os4Sb12
Lei Shu, D. E. MacLaughlin, Y. Aoki +20
Zero- and longitudinal-field muon spin relaxation (MuSR) experiments have been carried out in the alloy series Pr(Os1-xRux)4Sb12 and Pr1-yLayOs4Sb12 to elucidate the anomalous dyna…
Transport properties in CeOsSb: Possibility of the ground state being semiconducting
H. Sugawara, S. Osaki, M. Kobayashi +4
We have measured both magnetoresistance and Hall effect in CeOsSb to clarify the large resistivity state ascribed to the Kondo insulating one and the origin of the phase…
Anomalous properties in the low-carrier ordered phase of PrRu4P12: Consequence of hybridization between conduction and Pr 4f electrons
S. R. Saha, H. Sugawara, T. Namiki +2
The low-carrier ordered phase below the metal-non-metal transition temperature T_MI ~ 63 K of PrRu4P12 is explored by probing magnetoresistance, magnetic susceptibility, thermoelec…
High magnetic field phase diagram of PrOs4Sb12
C. R. Rotundu, H. Tsujii, Y. Takano +4
The magnetic phase diagram of PrOsSb has been investigated by specific heat measurements between 8 and 32 T. A new Schottky anomaly due to excitations between two lowest…
Localized and mixed valence state of Ce in superconducting and ferromagnetic CeOFBiS revealed by x-ray absorption and photoemission spectroscopy
T. Sugimoto, D. Ootsuki, E. Paris +11
We have performed Ce -edge x-ray absorption spectroscopy (XAS) and Ce - resonant photoemission spectroscopy (PES) on single crystals of CeOFBiS for $x=…
New Dissipation Relaxation Phenomenon in Oscillating Solid He-4
Y. Aoki, M. C. Keiderling, H. Kojima
We describe the first observations on the time-dependent dissipation when the drive level of a torsional oscillator containing solid He-4 is abruptly changed. The relaxation of dis…
Eigenvalues of the hermitian Wilson-Dirac operator and chiral properties of the domain-wall fermion
PACS Collaboration, A. Ali Khan, S. Aoki +19
Chiral properties of QCD formulated with the domain-wall fermion (DWQCD) are studied using the anomalous quark mass m_{5q} and the spectrum of the 4-dimensional Wilson-Dirac operat…
The end point of the first-order phase transition of the SU(2) gauge-Higgs model on a four-dimensional isotropic lattice
Y. Aoki, F. Csikor, Z. Fodor +1
We report results of a study of the end point of the electroweak phase transition of the SU(2) gauge-Higgs model defined on a four-dimensional isotropic lattice with N_t=2. Finite-…
Non-perturbative renormalization in domain-wall QCD by Schrödinger functional scheme
PACS Collaboration, S. Aoki, Y. Aoki +13
We formulate and numerically test the Schrödinger functional scheme for domain-wall QCD. We then apply it to a non-perturbative calculation of the renormalization factors for vect…
Approximate degeneracy of spatial correlators in high temperature QCD
C. Rohrhofer, Y. Aoki, G. Cossu +5
We study spatial isovector meson correlators in QCD with dynamical domain-wall fermions on lattices at temperatures MeV. We measure the correlato…
Exotic Heavy Fermion State in the Filled Skutterudite PrFeP Uncovered by the de Haas-van Alphen Effect
H. Sugawara, T. D. Matsuda, K. Abe +6
We report the de Haas-van Alphen (dHvA) experiment on the filled skutterudite PrFeP exhibiting apparent Kondo-like behaviors in the transport and thermal properties. We…
FLAG Review 2021
Y. Aoki, T. Blum, G. Colangelo +34
We review lattice results related to pion, kaon, -meson, -meson, and nucleon physics with the aim of making them easily accessible to the nuclear and particle physics communi…
The endpoint of the first-order phase transition of the SU(2) gauge-Higgs model on a 4-dimensional isotropic lattice
Y. Aoki, F. Csikor, Z. Fodor +1
We study the first-order finite-temperature electroweak phase transition of the SU(2) gauge-Higgs model defined on a 4-dimensional isotropic lattice with temporal extension N_t=2.…
FLAG Review 2019
S. Aoki, Y. Aoki, D. Becirevic +32
We review lattice results related to pion, kaon, -meson, -meson, and nucleon physics with the aim of making them easily accessible to the nuclear and particle physics communi…
Meson correlation functions at high temperature QCD: symmetry vs. free quarks
C. Rohrhofer, Y. Aoki, G. Cossu +3
We report on the progress of understanding spatial correlation functions in high temperature QCD. We study isovector meson operators in QCD using domain-wall fermions on la…
Topological Susceptibility in QCD at Finite Temperature
S. Aoki, Y. Aoki, G. Cossu +3
We study the topological charge in QCD at finite temperature using Möbius domain-wall fermions. The susceptibility of the topological charge defined either by the i…
Evolution of superconductivity in PrLaOsSb: Upper critical field measurements
C. R. Rotundu, H. Tsujii, P. Kumar +4
Measurements of the upper critical field near of PrLaOsSb were performed by specific heat. A positive curvature in versus wa…
Suppression of time reversal symmetry breaking superconductivity in Pr(Os,Ru)_4Sb_12 and (Pr,La)Os_4Sb_12
Lei Shu, W. Higemoto, Y. Aoki +15
Zero-field muon spin relaxation experiments have been carried out in the Pr(Os_{1-x}Ru_x)_4Sb_12 and Pr_{1-y}La_yOs_4Sb_12 alloy systems to investigate broken time-reversal symmetr…
Renormalization of quark bilinear operators in a momentum-subtraction scheme with a nonexceptional subtraction point
C. Sturm, Y. Aoki, N. H. Christ +3
We extend the Rome-Southampton regularization independent momentum-subtraction renormalization scheme(RI/MOM) for bilinear operators to one with a nonexceptional, symmetric subtrac…
The equation of state in lattice QCD: with physical quark masses towards the continuum limit
Y. Aoki, Z. Fodor, S. D. Katz +1
The equation of state of QCD at vanishing chemical potential as a function of temperature is determined for two sets of lattice spacings. Coarser lattices with temporal extension o…
Symmetries of spatial meson correlators in high temperature QCD
C. Rohrhofer, Y. Aoki, G. Cossu +6
Based on a complete set of and spatial isovector correlation functions calculated with domain wall fermions we identify an intermediate temperature regime o…
Anomalous Anisotropic Magnetoresistance in Heavy-Fermion PrFe4P12
H. Sugawara, E. Kuramochi, T. Namiki +3
We have investigated the anisotropy of the magnetoresistance in the Pr-based HF compound PrFe4P12. The large anisotropy of effective mass and its strong field dependence have been…
Proton lifetime bounds from chirally symmetric lattice QCD
Y. Aoki, P. Boyle, P. Cooney +5
We present results for the matrix elements relevant for proton decay in Grand Unified Theories (GUTs). The calculation is performed at a fixed lattice spacing a^{-1}=1.73(3) GeV us…
Thermodynamical Study on the Heavy-Fermion Superconductor PrOs4Sb12: Evidence for Field-Induced Phase Transition
Y. Aoki, T. Namiki, S. Ohsaki +3
We report measurements of low-temperature specific heat on the 4f^2-based heavy-fermion superconductor PrOs4Sb12. In magnetic fields above 4.5 T in the normal state, distinct anoma…
Optical evidence of type-II Weyl semimetals MoTe and WTe
S. Kimura, Y. Nakajima, Z. Mita +4
The carrier dynamics and electronic structures of type-II Weyl semimetal candidates MoTe and WTe have been investigated by using temperature-dependent optical conductivity…
Calculation of decay amplitudes from matrix elements in quenched domain-wall QCD
PACS Collaboration, S. Aoki, Y. Aoki +17
We present a calculation of the decay amplitudes from the matrix elements using leading order relations derived in chiral perturbation theory. Numerical simulat…
Anomalous heavy-fermion and ordered states in the filled skutterudite PrFe4P12
Y. Aoki, T. Namiki, T. D. Matsuda +3
Specific heat and magnetization measurements have been performed on high-quality single crystals of filled-skutterudite PrFe_4P_{12} in order to study the high-field heavy-fermion…
Complex magnetic phase diagram of CePd_{2-x}Ni_xAl_3 around its critical concentration
J. G. Sereni, P. Pedrazzini, E. Bauer +3
Thermal, magnetic and transport measurements are reported on CePd_{2-x}Ni_xAl_3 in the 0<= x <= 1 range, including the effect of pressure (p) and magnetic field on some selected sa…
Physical Results from 2+1 Flavor Domain Wall QCD and SU(2) Chiral Perturbation Theory
C. Allton, D. J. Antonio, Y. Aoki +29
We have simulated QCD using 2+1 flavors of domain wall quarks on a volume with an inverse lattice scale of GeV. The up and down (light) qua…
Domain wall fermions with improved gauge actions
Y. Aoki, T. Blum, N. Christ +9
We study the chiral properties of quenched domain wall fermions with several gauge actions. We demonstrate that the residual chiral symmetry breaking, which is present for a finite…
Isotropic parallel antiferromagnetism in the magnetic-field-induced charge-ordered state of SmRuP caused by - hybridization
T. Matsumura, S. Michimura, T. Inami +12
Nature of the field-induced charge ordered phase (phase II) of SmRuP has been investigated by resonant x-ray diffraction (RXD) and polarized neutron diffraction (PND), f…
Anisotropic two-gap superconductivity and the absence of a Pauli paramagnetic limit in single-crystalline LaOFBiS
Y. C. Chan, K. Y. Yip, Y. W. Cheung +9
Ambient-pressure-grown LaOFBiS with a superconducting transition temperature 3K possesses a highly anisotropic normal state. By a series of electrica…
Superconducting properties of Pr-based Filled skutterudite PrRuAs
T. Namiki, Y. Aoki, H. Sato +5
We report on systematic study of superconducting characteristics and Pr crystalline-electric-field (CEF) levels of filled-skutterudite \pra ( = 2.33 K). The temperature…
Transport properties of the heavy fermion superconductor PrOsSb
H. Sugawara, M. Kobayashi, S. Osaki +4
We have measured the electrical resistivity, thermoelectric power, Hall coefficient, and magnetoresistance (MR) on single crystals of PrOsSb, LaOsSb and N…