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Koki Takanashi

Koki Takanashi

D-Index & Metrics

Materials Science

D-Index
59
Citations
16536
World Ranking
7259
National Ranking
393

Overview

Koki Takanashi is affiliated with Tohoku University in Japan and has contributed extensively to physics and materials science, with a particular focus on the magnetic properties of thin films and electronic and magnetic characteristics of Heusler alloys. Their research spans various subfields including atomic and molecular physics, optics, materials chemistry, condensed matter physics, and electrical and electronic engineering.

Their work consistently appears in notable scientific venues, with frequent publications in:

  • Physical Review B
  • arXiv (Cornell University)
  • Applied Physics Letters
  • Physical Review Materials
  • AIP Advances

Among recent papers authored or co-authored by them are:

  • "Heusler alloys for spintronic devices: review on recent development and future perspectives" (2020), published in Science and Technology of Advanced Materials
  • "Enhancement of the anomalous Nernst effect in Ni/Pt superlattices" (2021), published in Physical Review B
  • "Large spin-Hall effect in non-equilibrium binary copper alloys beyond the solubility limit" (2020), published in Communications Materials
  • "Sm-Co-based amorphous alloy films for zero-field operation of transverse thermoelectric generation" (2022), published in Science and Technology of Advanced Materials
  • "Magnetoelastic interactions and magnetic damping in Co2Fe0.4Mn0.6Si and Co2FeGa0.5Ge0.5 Heusler alloys thin films for spintronic applications" (2021), published in Scientific Reports

Takanashi collaborates frequently with several researchers, indicating active teamwork in the field. Notable co-authors include:

  • Takeshi Seki
  • Takahide Kubota
  • Keita Ito
  • Ken-ichi Uchida
  • Yong-Chang Lau

The main topics of Takanashi's research focus on:

  • Magnetic properties of thin films
  • Heusler alloys: electronic and magnetic properties
  • Magnetic properties and applications
  • Quantum and electron transport phenomena
  • Magnetic and transport properties of perovskites and related materials
  • Topological materials and phenomena
  • Physics of superconductivity and magnetism

This profile reflects a broad and interdisciplinary approach to contemporary issues in condensed matter physics and materials science, especially in the context of spintronic device development and thermoelectric generation. The publication record demonstrates consistent engagement with both theoretical and application-driven research.

Best Publications

  • Transmission of electrical signals by spin-wave interconversion in a magnetic insulator

    Y. Kajiwara;K. Harii;S. Takahashi;J. Ohe

  • Future perspectives for spintronic devices

    Atsufumi Hirohata;Atsufumi Hirohata;Koki Takanashi

  • Giant spin Hall effect in perpendicularly spin-polarized FePt/Au devices

    Takeshi Seki;Yu Hasegawa;Seiji Mitani;Saburo Takahashi

  • ENHANCED MAGNETORESISTANCE IN INSULATING GRANULAR SYSTEMS : EVIDENCE FOR HIGHER-ORDER TUNNELING

    S. Mitani;S. Takahashi;K. Takanashi;K. Yakushiji

  • Low-temperature fabrication of L10 ordered FePt alloy by alternate monatomic layer deposition

    T. Shima;T. Moriguchi;S. Mitani;K. Takanashi

  • Heusler alloys for spintronic devices: review on recent development and future perspectives

    Kelvin Elphick;William Frost;Marjan Samiepour;Takahide Kubota

  • Preparation and magnetic properties of highly coercive FePt films

    T. Shima;K. Takanashi;Y. K. Takahashi;K. Hono

  • Large tunnel magnetoresistance in magnetic tunnel junctions using a Co2MnSi Heusler alloy electrode and a MgO barrier

    Sumito Tsunegi;Yuya Sakuraba;Mikihiko Oogane;Koki Takanashi

  • Coercivity exceeding 100 kOe in epitaxially grown FePt sputtered films

    T. Shima;K. Takanashi;Y. K. Takahashi;K. Hono

  • Spin-polarized current-induced magnetization reversal in perpendicularly magnetized L10-FePt layers

    T. Seki;S. Mitani;K. Yakushiji;K. Takanashi

  • Enhanced spin accumulation and novel magnetotransport in nanoparticles.

    Kay Yakushiji;Franck Ernult;Hiroshi Imamura;Kazutaka Yamane

  • Large Interface Spin-Asymmetry and Magnetoresistance in Fully Epitaxial Co2MnSi/Ag/Co2MnSi Current-Perpendicular-to-Plane Magnetoresistive Devices

    Taku Iwase;Yuya Sakuraba;Subrojati Bosu;Kesami Saito

  • Artificial fabrication of an L10‐type ordered FeAu alloy by alternate monatomic deposition

    K. Takanashi;S. Mitani;M. Sano;H. Fujimori

  • Extensive study of giant magnetoresistance properties in half-metallic Co2(Fe,Mn)Si-based devices

    Y. Sakuraba;M. Ueda;Y. Miura;K. Sato

  • Mechanism of large magnetoresistance in Co 2 MnSi / Ag / Co 2 MnSi devices with current perpendicular to the plane

    Y. Sakuraba;K. Izumi;T. Iwase;S. Bosu

  • Current-perpendicular-to-plane magnetoresistance in epitaxial Co2MnSi∕Cr∕Co2MnSi trilayers

    K. Yakushiji;K. Saito;S. Mitani;K. Takanashi

  • Anomalous Nernst Effect in L10-FePt/MnGa Thermopiles for New Thermoelectric Applications

    Yuya Sakuraba;Kota Hasegawa;Masaki Mizuguchi;Masaki Mizuguchi;Takahide Kubota

  • L10 ordering of off-stoichiometric FePt (001) thin films at reduced temperature

    T. Seki;T. Shima;K. Takanashi;Y. Takahashi

  • Composition dependence of particle size distribution and giant magnetoresistance in Co–Al–O granular films

    K Yakushiji;S Mitani;K Takanashi;J.-G Ha

  • Spin Seebeck effect in thin films of the Heusler compound Co 2 MnSi

    S. Bosu;Y. Sakuraba;K. Uchida;K. Saito

  • Structure and magnetic properties for L10-ordered FeNi films prepared by alternate monatomic layer deposition

    T. Shima;M. Okamura;S. Mitani;K. Takanashi

Frequent Co-Authors

Seiji Mitani
Seiji Mitani National Institute for Materials Science
Eiji Saitoh
Eiji Saitoh University of Tokyo
Kazuhiro Hono
Kazuhiro Hono National Institute for Materials Science
Yasuo Ando
Yasuo Ando Tohoku University
Sadamichi Maekawa
Sadamichi Maekawa Chinese Academy of Sciences
Yukiko Takahashi
Yukiko Takahashi National Institute for Materials Science
Mikihiko Oogane
Mikihiko Oogane Tohoku University
Makina Yabashi
Makina Yabashi Uppsala University
Akimasa Sakuma
Akimasa Sakuma Tohoku University
Anjan Barman
Anjan Barman S.N. Bose National Centre for Basic Sciences

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