146 citations · 669 across the 22 of their papers we have counts for
18 papers · 1 filter
Intimate relationship between spin configuration in the triplet pair and superconductivity in UTe
Hiroki Matsumura, Yuki Takahashi, Riku Matsubayashi +16
Spin-triplet superconductivity is an intriguing quantum coherent state with both spin and orbital degrees of freedom, which holds significant potential for future applications in q…
-axis and -axis Knight shift measurements in the superconducting state on ultraclean UTe with = 2.1 K
Hiroki Matsumura, Yuki Takahashi, Katsuki Kinjo +12
Knight shifts along the and axes ( and ) at two crystallographically distinct Te sites were measured down to 70 mK using Te nuclear magnetic resonance (NM…
Intrinsic low-temperature magnetic properties on the ultra-clean UTe with = 2.1 K revealed by Te NMR
Hiroki Matsumura, Shunsaku Kitagawa, Shiki Ogata +14
To investigate the intrinsic magnetic properties of UTe, we performed Te-NMR measurements on the ultra-clean single-crystalline UTe with superconducting transition…
Appearance of -axis magnetic moment in odd-parity antiferromagnetic state in CeRhAs revealed by As-NMR
Shiki Ogata, Shunsaku Kitagawa, Katsuki Kinjo +5
CeRhAs shows the superconducting (SC) multiphase under the -axis magnetic field, which is considered to originate from local inversion symmetry breaking at the Ce site.…
Investigation of the hyperfine coupling constant of locally noncentrosymmetric heavy-fermion superconductor CeRhAs
Shiki Ogata, Shunsaku Kitagawa, Katsuki Kinjo +6
We performed As-NMR measurements in to investigate the normal-state magnetic properties of CeRhAs, a recently-discovered heavy-fermion superconductor…
Superconducting-Spin Reorientation in Spin-Triplet Multiple Superconducting Phases of UTe2
Katsuki Kinjo, Hiroki Fujibayashi, Hiroki Matsumura +12
Superconducting (SC) state has spin and orbital degrees of freedom, and spin-triplet superconductivity shows multiple SC phases due to the presence of these degrees of freedom. How…
Low-temperature Magnetic Fluctuations Investigated by Te-NMR on the Uranium-based Superconductor UTe
Hiroki Fujibayashi, Katsuki Kinjo, Genki Nakamine +11
To investigate the static and dynamic magnetic properties on the uranium-based superconductor UTe, we measured the NMR Knight shift and the nuclear spin-lattice relaxatio…
Large Reduction in the -axis Knight Shift on UTe with = 2.1 K
Hiroki Matsumura, Hiroki Fujibayashi, Katsuki Kinjo +11
Spin susceptibility in the superconducting (SC) state was measured in the higher-quality sample of uranium-based superconductor UTe by using Knight-shift measurements for a mag…
Parity transition of spin-singlet superconductivity using sub-lattice degrees of freedom
Shiki Ogata, Shunsaku Kitagawa, Katsuki Kinjo +5
Recently, a superconducting (SC) transition from low-field (LF) to high-field (HF) SC states was reported in CeRhAs, indicating the existence of multiple SC states. It has…
Change of superconducting character in UTe2induced by magnetic field
K. Kinjo, H. Fujibayashi, S. Kitagawa +13
UTe2 is a recently discovered spin-triplet superconductor. One of the characteristic features of UTe2 is a magnetic field (H)-boosted superconductivity above 16 T when H is applied…
Drastic change in magnetic anisotropy of UTe2 under pressure revealed by 125Te-NMR
Katsuki Kinjo, Hiroki Fujibayashi, Genki Nakamine +11
To investigate the normal-state magnetic properties of UTe2 under pressure, we perform 125Te nuclear magnetic resonance (NMR) measurements up to 2 GPa. Below 1.2 GPa, the b-axis NM…
Superconducting order parameter in UTe determined by Knight shift measurement
Hiroki Fujibayashi, Genki Nakamine, Katsuki Kinjo +11
This study investigates the spin susceptibility in U-based superconductor UTe in the superconducting (SC) state by using Knight shift measurements for a magnetic field alon…
Two-dimensional XY-type Magnetic Properties of Locally Noncentrosymmetric Superconductor CeRhAs
Shunsaku Kitagawa, Mayu Kibune, Katsuki Kinjo +7
We performed As-NMR measurements to investigate the normal-state magnetic properties of CeRhAs, a recently-discovered heavy-fermion superconductor. The magnitude and…
Observation of antiferromagnetic order as odd-parity multipoles inside the superconducting phase in CeRhAs
Mayu Kibune, Shunsaku Kitagawa, Katsuki Kinjo +9
Spatial inversion symmetry in crystal structures is closely related to the superconducting (SC) and magnetic properties of materials. Recently, several theoretical proposals that p…
Inhomogeneous Superconducting State Probed by Te NMR on UTe$_2
Genki Nakamine, Katsuki Kinjo, Shunsaku Kitagawa +10
UTe is a recently discovered promising candidate for a spin-triplet superconductor. In contrast to conventional spin-singlet superconductivity, spin-triplet superconductivity p…
Anisotropic response of spin susceptibility in the superconducting state of UTe probed with Te-NMR measurement
Genki Nakamine, Katsuki Kinjo, Shunsaku Kitagawa +10
To investigate spin susceptibility in a superconducting (SC) state, we measured the Te-nuclear magnetic resonance (NMR) Knight shifts at magnetic fields () up to 6.5 T a…
Reduction of the O Knight shift in the Superconducting State and the Heat-up Effect by NMR Pulses on SrRuO
Kenji Ishida, Masahiro Manago, Yoshiteru Maeno
Quite recently, a pronounced drop of O NMR Knight shift in the superconducting (SC) state of an unstrained SrRuO was reported by Pustogow and Luo They…
Magnetic Field Effect on s-wave Superconductor LaRu4P12 Studied by 31P-NMR
Katsuki Kinjo, Shunsaku Kitagawa, Yusuke Nakai +3
We have performed 31P-NMR measurements on the s-wave superconductor LaRu4P12 to investigate the magnetic field effect of the nuclear spin-lattice relaxation rate 1/T1 on a conventi…