16 citations · 49 across the 14 of their papers we have counts for
14 papers
Room-Temperature Polarity Control of the Anomalous Nernst Effect in a High-Magnetic-Anisotropy Topological Nodal-Line MnAlGe
Nanhe Kumar Gupta, Keisuke Masudaa, Masaaki Kakoki +7
Controlling the polarity of anomalous Nernst thermopower is a promising strategy for enhancing the performances of thermoelectric applications. However, realizing such control at r…
Influence of strain on the anomalous Hall and Nernst effects in Fe thin films
Ao Nakagawa, Ryo Toyama, Keisuke Masuda +6
The anomalous Hall effect (AHE) and anomalous Nernst effect (ANE) are the transverse transport phenomena in magnetic materials, which reflect the Berry curvature arising from the e…
Nodal-Surface and Flat-Band Driven Large Anomalous Nernst Effect in Epitaxial Ferromagnetic Weyl Metal Fe5Si3
Shubhashish Pati, Sonali Srotaswini Pradhan, Nanhe Kumar Gupta +7
Magnetic topological materials such as Weyl and Dirac magnets exhibit unconventional electronic properties arising from the interplay between magnetic order and band topology, lead…
Reducing critical current for spin-transfer-torque-induced magnetization reversal in CPP-GMR devices: effect of low damping and enhanced spin scattering asymmetry in Heusler alloy
Vineet Barwal, Hirofumi Suto, Yuya Sakuraba
Spin-transfer torque (STT) in magnetoresistance devices has enabled key applications such as STT-magnetoresistive random access memory, spin torque oscillators, and energy-assisted…
Significant electron-magnon scattering in layered ferromagnet CrTe
Yujun Wang, Shunzhen Wang, Masashi Kawaguchi +7
A layered ferromagnet CrTe is attracting growing interest because of its unique electronic and magnetic properties. Studies have shown that it exhibits sizable anomalous Ha…
Huge anisotropic magneto-thermal switching in high-purity polycrystalline compensated metals
Poonam Rani, Yuto Watanabe, Takuma Shiga +6
Magneto-thermal transport is a promising physical property for thermal management applications. Magneto-thermal switching enables active control of heat flows, and a high switching…
Study of magneto-thermal resistance effect in a Co50Fe50/Cu multilayer through the analysis of electron and lattice thermal conductivities
Fuya Makino, Takamasa Hirai, Takuma Shiga +8
This study investigates the giant magneto-thermal resistance (GMTR) effect in a fully-bcc epitaxial Co50Fe50/Cu multilayer through both experimental and theoretical approaches. The…
Simultaneous achievement of large anomalous Nernst effect and reduced thermal conductivity in sintered polycrystalline topological Heusler ferromagnets
Koichi Oyanagi, Hossein Sepehri-Amin, Kenta Takamori +9
This study reports the observation of the large anomalous Nernst effect in polycrystalline ferromagnetic CoMnGa (CMG) slabs prepared by a spark plasma sintering method. By op…
Growth of [001]-oriented polycrystalline Heusler alloy thin films using [001]-textured Ag buffer layer on thermally oxidized Si substrate for spintronics applications
Dolly Taparia, Taisuke T. Sasaki, Tomoya Nakatani +3
To utilize half-metallic Heusler alloys in practical spintronic devices, such as magnetic sensors and magnetic memories, the key is to realize highly textured and structurally orde…
Non-equilibrium Magnon Engineering Enabling Significant Thermal Transport Modulation
Takamasa Hirai, Toshiaki Morita, Subrata Biswas +13
Thermal conductivity, a fundamental parameter characterizing thermal transport in solids, is typically determined by electron and phonon transport. Although other transport propert…
Perspective on nanoscale magnetic sensors using giant anomalous Hall effect in topological magnetic materials for read head application in magnetic recording
Tomoya Nakatani, Prabhanjan D. Kulkarni, Hirofumi Suto +3
Recent advances in the study of materials with topological electronic band structures have revealed magnetic materials exhibiting giant anomalous Hall effects (AHE). The giant AHE…
Ultra-low-current-density single-layer magnetic Weyl semimetal spin Hall nano-oscillators
Lakhan Bainsla, Yuya Sakuraba, Avinash Kumar Chaurasiya +7
Topological quantum materials can exhibit unconventional surface states and anomalous transport properties. Still, their applications in spintronic devices are restricted as they r…
Detailed and high-throughput measurement of composition dependence of magnetoresistance and spin-transfer torque using a composition-gradient film: application to CoFe (0 1) system
Vineet Barwal, Hirofumi Suto, Tomohiro Taniguchi +1
We develop a high-throughput method for measuring the composition dependence of magnetoresistance (MR) and spin-transfer-torque (STT) effects in current-perpendicular-to-plane gian…
Strategic enhancement of anomalous Nernst effect in Co2MnAl1-xSix Heusler compounds
Y. Sakuraba, K. Hyodo, A. Sakuma +1
The anomalous Nernst effect (ANE), a thermoelectric phenomenon in magnetic materials, has potential for novel energy harvesting applications because its orthogonal relationship bet…