Colossal Seebeck effect enhanced by quasi-ballistic phonons dragging massive electrons in FeSb2

Thermoelectric performances depend on phonon and electron transport. Here, Takahashi et al. show that the large Seebeck coefficient observed in high-purity single-crystal FeSb2 is due to the phonon-drag effect and to the high effective mass of delectrons interacting with quasi-ballistic phonons.

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Auteurs principaux: H. Takahashi, R. Okazaki, S. Ishiwata, H. Taniguchi, A. Okutani, M. Hagiwara, I. Terasaki
Format: article
Langue:EN
Publié: Nature Portfolio 2016
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Accès en ligne:https://doaj.org/article/6bf9f03ee9b44722bb144bb4ba1ece95
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