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19942026
most citedA White Paper on keV Sterile Neutrino Dark Matter

384 citations

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12 papers · 1 filter

cond-mat.str-el2024★ 1 cited

Nonmagnetic Phase Transition in LaTiSb Observed in Sb Nuclear Quadrupole Resonance

Masahiro Manago, Gaku Motoyama, Shijo Nishigori +2

We measured the electrical resistivity and the Sb nuclear quadrupole resonance (NQR) spectra of LaTiSb, which is a nonmagnetic reference system for a locally noncen…

cond-mat.str-el2023★ 9 cited

Ferroic quadrupolar ordering in CeCoSi revealed using Co-NMR measurements

Masahiro Manago, Ayano Ishigaki, Hideki Tou +3

A nonmagnetic phase transition at K in the tetragonal system CeCoSi with a Kramers doublet ground state is reminiscent of an electric quadrupole ordering, even though…

cond-mat.str-el2022★ 6 cited

Site Split of Antiferromagnetic -Mn Revealed by Mn Nuclear Magnetic Resonance

Masahiro Manago, Gaku Motoyama, Shijo Nishigori +8

The magnetic structure of antiferromagnetic -Mn has been unclarified for almost 70 years since its magnetism was discovered. We measured the zero-field nuclear magnetic resonanc…

cond-mat.str-el2021★ 19 cited

Unusual Nonmagnetic Ordered State in CeCoSi Revealed by Co-NMR and NQR Measurements

Masahiro Manago, Hisashi Kotegawa, Hideki Tou +2

We performed Co nuclear magnetic and quadrupole resonance (NMR and NQR) measurements under pressure on a single-crystalline CeCoSi, which undergoes an unresolved phase trans…

cond-mat.str-el2020★ 35 cited

Magnetoelectric Effect in the Antiferromagnetic Ordered State of CeTiBi with Ce Zig-Zag Chains

Masahiro Shinozaki, Gaku Motoyama, Masahiro Tsubouchi +8

In this study, we investigate the magnetoelectric (ME) effect of the newly discovered antiferromagnetic (AFM) compound CeTiBi with a hexagonal structure (space group $P…

cond-mat.str-el2018★ 13 cited

Novel electronic states realized by the interplay between Li diffusion and CoCo charge ordering in LiCoO

Kiyotaka Miyoshi, Kentaro Manami, Ryo Sasai +2

Measurements of dc magnetization () and electrical resistivity () have been carried out as a function of temperature () for layered oxide LiCoO (0.51$x…

cond-mat.str-el2010★ 38 cited

Magnetic and Electronic Properties of LiCoO Single Crystals

K. Miyoshi, C. Iwai, H. Kondo +3

Measurements of electrical resistivity (), DC magnetization () and specific heat () have been performed on layered oxide LiCoO (0.250.99) using sing…

cond-mat.str-el2004★ 13 cited

Optical conductivity of filled skutterudites

Tetsuya Mutou, Tetsuro Saso

A simple tight-binding model is constructed for the description of the electronic structure of some Ce-based filled skutterudite compounds showing an energy gap or pseudogap behavi…

cond-mat.str-el2004★ 28 cited

Mass-Enhanced Fermi Liquid Ground State in NaCoO

K. Miyoshi, E. Morikuni, K. Fujiwara +2

Magnetic, transport, and specific heat measurements have been performed on layered metallic oxide NaCoO as a function of temperature . Below a characteristic tem…

cond-mat.str-el2000★ 41 cited

Angle-resolved photoemission study of insulating and metallic Cu-O chains in PrBaCuO and PrBaCuO

T. Mizokawa, C. Kim, Z. -X. Shen +17

We compare the angle-resolved photoemission spectra of the hole-doped Cu-O chains in PrBaCuO (Pr123) and in PrBaCuO (Pr124). While, in Pr123, a dispersive f…

cond-mat.str-el1997★ 43 cited

Spin and Charge Structure Factor of the 2-d Hubbard Model

Walter Zimmermann, Raymond Fresard, Peter Woelfle

The spin and charge structure factors are calculated for the Hubbard model on the square lattice near half-filling using a spin-rotation invariant six-slave boson representation. T…

cond-mat.str-el1996★ 141 cited

Interplay of Mott Transition and Ferromagnetism in the Orbitally Degenerate Hubbard Model

Raymond Fresard, Gabriel Kotliar

A slave boson representation for the degenerate Hubbard model is introduced. The location of the metal to insulator transition that occurs at commensurate densities is shown to dep…