Author:
Wiesner Maciej,Koski Kristie,Laitinen Antti,Manninen Juuso,Zyuzin Alexander A.,Hakonen Pertti
Abstract
AbstractWe report charge and heat transport studies in copper-intercalated topological insulator Bi$$_2$$
2
Se$$_3$$
3
hybrid devices. Measured conductivity shows impact of quantum corrections, electron–electron and electron–phonon interactions. Our shot noise measurements reveal that heat flux displays a crossover between $$T^2$$
T
2
and $$T^4$$
T
4
with the increase of temperature. The results might be explained by a model of inelastic electron scattering on disorder, increasing the role of transverse acoustic phonons in the electron–phonon coupling process.
Funder
European Union’s Horizon 2020 Research and Innovation Programme
LTnoise
CoE Quantum Technology Finland
Polish National Centre of Science
Academy of Finland
Publisher
Springer Science and Business Media LLC
Cited by
1 articles.
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