Spin Seebeck Effect in Iron Oxide Thin Films: Effects of Phase Transition, Phase Coexistence, And Surface Magnetism
Understanding the effects of phase transition, phase coexistence, and surface magnetism on the longitudinal spin Seebeck effect (LSSE) in a magnetic system is essential to manipulate the spin to charge current conversion efficiency for spincaloritronic applications. We aim to elucidate these effects...
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ACS Publications
2022
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Truy cập trực tuyến: | https://pubs.acs.org/doi/10.1021/acsami.1c23284 https://dlib.phenikaa-uni.edu.vn/handle/PNK/5891 https://doi.org/10.1021/acsami.1c23284 |
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oai:localhost:PNK-58912022-08-17T05:54:55Z Spin Seebeck Effect in Iron Oxide Thin Films: Effects of Phase Transition, Phase Coexistence, And Surface Magnetism Amit, Chanda Derick, DeTellem Yen Thi Hai, Pham Jenae E. Shoup Iron oxide thin film Magnetism Understanding the effects of phase transition, phase coexistence, and surface magnetism on the longitudinal spin Seebeck effect (LSSE) in a magnetic system is essential to manipulate the spin to charge current conversion efficiency for spincaloritronic applications. We aim to elucidate these effects by performing a comprehensive study of the temperature dependence of the LSSE in biphase iron oxide (BPIO = α-Fe2O3 + Fe3O4) thin films grown on Si (100) and Al2O3 (111) substrates. A combination of a temperature-dependent anomalous Nernst effect (ANE) and electrical resistivity measurements show that the contribution of the ANE from the BPIO layer is negligible in comparison to the intrinsic LSSE in the Si/BPIO/Pt heterostructure, even at room temperature 2022-07-13T01:59:49Z 2022-07-13T01:59:49Z 2022 Bài trích https://pubs.acs.org/doi/10.1021/acsami.1c23284 https://dlib.phenikaa-uni.edu.vn/handle/PNK/5891 https://doi.org/10.1021/acsami.1c23284 en ACS Publications |
institution |
Digital Phenikaa |
collection |
Digital Phenikaa |
language |
English |
topic |
Iron oxide thin film Magnetism |
spellingShingle |
Iron oxide thin film Magnetism Amit, Chanda Derick, DeTellem Yen Thi Hai, Pham Jenae E. Shoup Spin Seebeck Effect in Iron Oxide Thin Films: Effects of Phase Transition, Phase Coexistence, And Surface Magnetism |
description |
Understanding the effects of phase transition, phase coexistence, and surface magnetism on the longitudinal spin Seebeck effect (LSSE) in a magnetic system is essential to manipulate the spin to charge current conversion efficiency for spincaloritronic applications. We aim to elucidate these effects by performing a comprehensive study of the temperature dependence of the LSSE in biphase iron oxide (BPIO = α-Fe2O3 + Fe3O4) thin films grown on Si (100) and Al2O3 (111) substrates. A combination of a temperature-dependent anomalous Nernst effect (ANE) and electrical resistivity measurements show that the contribution of the ANE from the BPIO layer is negligible in comparison to the intrinsic LSSE in the Si/BPIO/Pt heterostructure, even at room temperature |
format |
Bài trích |
author |
Amit, Chanda Derick, DeTellem Yen Thi Hai, Pham Jenae E. Shoup |
author_facet |
Amit, Chanda Derick, DeTellem Yen Thi Hai, Pham Jenae E. Shoup |
author_sort |
Amit, Chanda |
title |
Spin Seebeck Effect in Iron Oxide Thin Films: Effects of Phase Transition, Phase Coexistence, And Surface Magnetism |
title_short |
Spin Seebeck Effect in Iron Oxide Thin Films: Effects of Phase Transition, Phase Coexistence, And Surface Magnetism |
title_full |
Spin Seebeck Effect in Iron Oxide Thin Films: Effects of Phase Transition, Phase Coexistence, And Surface Magnetism |
title_fullStr |
Spin Seebeck Effect in Iron Oxide Thin Films: Effects of Phase Transition, Phase Coexistence, And Surface Magnetism |
title_full_unstemmed |
Spin Seebeck Effect in Iron Oxide Thin Films: Effects of Phase Transition, Phase Coexistence, And Surface Magnetism |
title_sort |
spin seebeck effect in iron oxide thin films: effects of phase transition, phase coexistence, and surface magnetism |
publisher |
ACS Publications |
publishDate |
2022 |
url |
https://pubs.acs.org/doi/10.1021/acsami.1c23284 https://dlib.phenikaa-uni.edu.vn/handle/PNK/5891 https://doi.org/10.1021/acsami.1c23284 |
_version_ |
1751856286476009472 |
score |
8.891053 |