Article Utilizing magnetization and spin in thermoelectric applications

Sarah J. Watzman ORCID ; Takashi Kikkawa ORCID ; Brian Skinner ORCID ; Ken-ichi Uchida SAMURAI ORCID

Collection

Citation
Sarah J. Watzman, Takashi Kikkawa, Brian Skinner, Ken-ichi Uchida. Utilizing magnetization and spin in thermoelectric applications. MRS Bulletin. 2025, 50 (8), 915-924. https://doi.org/10.1557/s43577-025-00941-8

Description:

(abstract)

The combined use of heat, charge, and spin transport gives rise to new or deeply altered thermoelectric properties from those found in conventional, nonmagnetic thermoelectric transport; these phenomena include the magneto-Seebeck, Nernst, magnon drag, and spin Seebeck effects. Here, we explore both electron-driven and magnon-driven magneto-thermoelectric effects stemming from different origins depending on if the effect is longitudinal, where the electric field and thermal gradient are collinear, or transverse, where the electric field and thermal gradient are orthogonal. We consider both a Lorentz force acting on charge carriers in nonmagnetic conductors and the spin–orbit interaction acting on spin-polarized electrons in magnetic materials. Both intrinsic and extrinsic sources of skew forces on electrons or anomalous velocities offer promising avenues for generating new functionalities and applications in the burgeoning field of magneto-thermoelectrics and transverse thermoelectrics. Adding magnetism as a design degree of freedom offers more candidate classes of materials, such as topological, metallic, and amorphous materials, for consideration in the field of thermoelectrics.

Rights:

Keyword: Magnetic Materials, Magnetic devices, Magnetism, Spintronics, Thermoelectrics

Date published: 2025-07-02

Publisher: Springer Science and Business Media LLC

Journal:

  • MRS Bulletin (ISSN: 08837694) vol. 50 issue. 8 p. 915-924

Funding:

  • JSPS 22H04965
  • JSPS 24K01326
  • JST ERATO JPMJER2201
  • Basic Energy Sciences DE-SC0020154
  • Division of Materials Research DMR-2011876

Manuscript type: Publisher's version (Version of record)

MDR DOI:

First published URL: https://doi.org/10.1557/s43577-025-00941-8

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Updated at: 2025-08-26 16:32:43 +0900

Published on MDR: 2025-08-26 16:19:26 +0900

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