2026 Akimasa Sakuma: Materials Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Materials Science	45	11716	11325	723	688	223	8085

Overview

Akimasa Sakuma is a researcher affiliated with Tohoku University in Japan. Their work primarily focuses on materials science and physics, especially in the areas of magnetic properties and electronic materials.

Their research spans key fields including:

Materials Science
Physics and Astronomy

Within these fields, Sakuma has contributed extensively to the study of various subfields such as:

Electronic, Optical and Magnetic Materials
Atomic and Molecular Physics, and Optics
Materials Chemistry
Condensed Matter Physics
Mechanical Engineering

Their main topics of research have addressed:

Magnetic properties of thin films
Magnetic Properties of Alloys
Magnetic Properties and Applications
Heusler alloys: electronic and magnetic properties
Magnetic and transport properties of perovskites and related materials
Quantum and electron transport phenomena
Physics of Superconductivity and Magnetism

Akimasa Sakuma has published numerous papers in frequent venues such as:

Journal of the Physical Society of Japan
Physical review. B./Physical review. B
Japanese Journal of Applied Physics
arXiv (Cornell University)
Applied Physics Express

Recent publications include:

"Giant anomalous Nernst effect in the C_o2MnAl_1−xS_ix Heusler alloy induced by Fermi level tuning and atomic ordering" (2020) in Physical review. B./Physical review. B
"Role of atomic-scale thermal fluctuations in the coercivity" (2020) in npj Computational Materials
"Atomistic theory of thermally activated magnetization processes in Nd₂Fe₁₄B permanent magnet" (2021) in Science and Technology of Advanced Materials
"First-principles calculations for Gilbert damping constant at finite temperature" (2021) in Applied Physics Express
"First-Principles Calculation of Transport Properties of Heusler Alloy Co₂MnAl at Finite Temperatures" (2022) in Journal of the Physical Society of Japan

Their frequent co-authors include:

Shogo Yamashita
Daisuke Miura
Yohei Kota
Yuta Toga
Seiji Miyashita

Best Publications

Giant tunneling magnetoresistance in Co2MnSi∕Al–O∕Co2MnSi magnetic tunnel junctions

Y. Sakuraba;M. Hattori;M. Oogane;Y. Ando

795
Citations
Long-lived ultrafast spin precession in manganese alloys films with a large perpendicular magnetic anisotropy.

S. Mizukami;F. Wu;A. Sakuma;J. Walowski

369
Citations
Magnetic Damping in Ferromagnetic Thin Films

Mikihiko Oogane;Takeshi Wakitani;Satoshi Yakata;Resul Yilgin

278
Citations
Theoretical analysis of highly spin-polarized transport in the iron nitride Fe 4 N

Satoshi Kokado;Nobuhisa Fujima;Kikuo Harigaya;Hisashi Shimizu

277
Citations
Huge Spin-Polarization of L21-Ordered Co2MnSi Epitaxial Heusler Alloy Film

Yuya Sakuraba;Jun Nakata;Mikihiko Oogane;Hitoshi Kubota

263
Citations
First Principle Calculation of the Magnetocrystalline Anisotropy Energy of FePt and CoPt Ordered Alloys

Akimasa Sakuma

252
Citations
Magnetic and Mössbauer studies of single‐crystal Fe16N2 and Fe‐N martensite films epitaxially grown by molecular beam epitaxy (invited)

Yutaka Sugita;Hiromasa Takahashi;Matahiro Komuro;Katsuya Mitsuoka

219
Citations
Self-consistent calculations for the electronic structures of iron nitrides, Fe3N, Fe4N and Fe16N2

Akimasa Sakuma

214
Citations
Composition dependence of magnetic properties in perpendicularly magnetized epitaxial thin films of Mn-Ga alloys

S. Mizukami;T. Kubota;F. Wu;X. Zhang

189
Citations
Electronic structures and magnetism of CuAu-type MnNi and MnGa

Akimasa Sakuma

176
Citations
Anisotropic Magnetoresistance Effects in Fe, Co, Ni, Fe_4N, and Half-Metallic Ferromagnet: A Systematic Analysis

Satoshi Kokado;Masakiyo Tsunoda;Kikuo Harigaya;Akimasa Sakuma

161
Citations
Large tunnel magnetoresistance in magnetic tunnel junctions using Co2MnX (X = Al, Si) Heusler alloys

M Oogane;Y Sakuraba;J Nakata;H Kubota

142
Citations
Electronic Structure and Magnetocrystalline Anisotropy Energy of MnAl

Akimasa Sakuma

140
Citations
Direct observation of half-metallic energy gap in Co2MnSi by tunneling conductance spectroscopy

Y. Sakuraba;T. Miyakoshi;M. Oogane;Y. Ando

138
Citations
Magnetic properties and band structures of half-metal-type Co2CrGa Heusler alloy

R. Y. Umetsu;K. Kobayashi;R. Kainuma;A. Fujita

133
Citations
Magnetic tunnel junctions using B2-ordered Co2MnAl Heusler alloy epitaxial electrode

Y. Sakuraba;J. Nakata;M. Oogane;Y. Ando

129
Citations
Half-metallic properties of Co 2 ( Cr 1 − x Fe x ) Ga Heusler alloys

R. Y. Umetsu;K. Kobayashi;Asaya Fujita;K. Oikawa

129
Citations
Lattice axial ratio and large uniaxial magnetocrystalline anisotropy in L 1 0 -type FePd single crystals prepared under compressive stress

H. Shima;K. Oikawa;A. Fujita;K. Fukamichi

128
Citations
Magnetic properties of exchange-coupled α-Fe/Nd–Fe–B multilayer thin-film magnets

M. Shindo;M. Ishizone;A. Sakuma;H. Kato

121
Citations
Large Magnetoresistance in Magnetic Tunnel Junctions Using Co-Mn-Al Full Heusler Alloy

Hitoshi Kubota;Jun Nakata;Mikihiko Oogane;Yasuo Ando

114
Citations
Gilbert magnetic damping constant of epitaxially grown Co-based Heusler alloy thin films

M. Oogane;T. Kubota;Y. Kota;S. Mizukami

112
Citations
Anisotropic Magnetoresistance Effects in Fe, Co, Ni, Fe$_4$N, and Half-Metallic Ferromagnet: A Systematic Analysis

Satoshi Kokado;Masakiyo Tsunoda;Kikuo Harigaya;Akimasa Sakuma

2
Citations