Ultrafast quasiparticle dynamics of FeTe0.75Se0.25 superconductor
The electron-phonon coupling constant (λ≈0.45) obtained from femtosecond pump-probe reflection measurements suggests that a phonon-mediated process cannot be the dominant mechanism for superconductivity of FeTe0.75Se0.25.
Main Authors: | , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
EDP Sciences
2013-03-01
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Series: | EPJ Web of Conferences |
Online Access: | http://dx.doi.org/10.1051/epjconf/20134103009 |