269 citations · 776 across the 23 of their papers we have counts for
12 papers · 1 filter
Thermodynamic stability of twisted domains in AgCrSe thin films grown on lattice-matched YSZ(111) substrate
Haruto Sato, Kota Mihara, Kenshin Inamura +4
Control of structural domains in epitaxial thin films of functional materials is a fundamental technique to utilize their intrinsic physical and chemical properties in solid-state…
Effect of crystallinity on spin-orbit torque in 5 iridium oxide IrO
Tetsuro Morimoto, Kohei Ueda, Junichi Shiogai +3
The 5 transition-metal oxides provide an intriguing platform for generating an efficient spin current due to a unique electronic structure dominated by 5d electrons wit…
Stoichiometry control and epitaxial growth of AgCrSe2 thin films by pulsed-laser deposition
Yusuke Tajima, Kenshin Inamura, Sebun Masaki +5
We report on epitaxial growth in thin-film synthesis of a polar magnetic semiconductor AgCrSe2 on lattice-matched yttria-stabilized zirconia (111) substrate by pulsed-layer deposit…
Engineered substrates for domain control in CrSe thin-film growth: Single-domain formation on lattice-matched YSZ(111) substrate
Yusuke Tajima, Junichi Shiogai, Masayuki Ochi +2
Epitaxial thin-film growth is a versatile and powerful technique for achieving a precise control of composition, stabilizing non-equilibrium phases, tailoring growth orientation, a…
Suppression of ferromagnetism in rippled LaSrMnO membrane with process-induced strain prepared by epitaxial lift-off technique
Kota Kanda, Ryuji Atsumi, Takamasa Usami +6
Transition metal oxides are a platform for exploring strain-engineered intriguing physical properties and developing spintronic or flexible electronic functionalities owing to stro…
Non-coplanar spin structure in a metallic thin film of triangular lattice antiferromagnet CrSe
Yusuke Tajima, Junichi Shiogai, Kohei Ueda +5
An antiferromagnetic metal with two-dimensional triangular network offers a unique playground of intriguing magneto-transport properties and functionalities stemming from interplay…
Two-dimensionality of metallic surface conduction in Co3Sn2S2 thin films
Junya Ikeda, Kohei Fujiwara, Junichi Shiogai +4
Two-dimensional (2D) surface of the topological materials is an attractive channel for the electrical conduction reflecting the linearly-dispersive electronic bands. By applying a…
Signature of band inversion in the perovskite thin-film alloys BaSnPbO
Junichi Shiogai, Takumaru Chida, Kenichiro Hashimoto +3
Perovskite oxides ABO containing heavy B-site elements are a class of candidate materials to host topological metals with a large spin-orbit interaction. In contrast to the ban…
Magnetic-field-induced topological phase transition in Fe-doped (Bi,Sb)Se heterostructures
Y. Satake, J. Shiogai, G. P. Mazur +9
Three-dimensional topological insulators (3D-TIs) possess a specific topological order of electronic bands, resulting in gapless surface states via bulk-edge correspondence. Exotic…
Fe-Sn nanocrystalline films for flexible magnetic sensors with high thermal stability
Y. Satake, K. Fujiwara, J. Shiogai +2
The interplay of magnetism and spin-orbit coupling on an Fe kagome lattice in Fe3Sn2 crystal produces a unique band structure leading to an order of magnitude larger anomalous Hall…
Magnetic field-induced insulator-semimetal transition in a pyrochlore Nd2Ir2O7
K. Ueda, J. Fujioka, B. -J. Yang +6
We have investigated magneto-transport properties in a single crystal of pyrochore-type Nd2Ir2O7. The metallic conduction is observed on the antiferromagnetic domain walls of the a…
Giant enhancement of spin detection sensitivity in (Ga,Mn)As/GaAs Esaki diodes
Junichi Shiogai, Mariusz Ciorga, Martin Utz +6
We investigate the correlation between spin signals measured in three-terminal (3T) geometry by the Hanle effect and the spin accumulation generated in a semiconductor channel in a…