Ultrafast dynamics of plasmons and free carriers in 2D MXenes
2023 Conference on Lasers and Electro-Optics (CLEO)(2023)
摘要
We use transient optical absorption and time-resolved terahertz THz spectroscopy to investigate photoexcitations in Ti
3
C
2
, Mo
2
Ti
2
C
3
, and Nb
2
C. Measurements reveal pronounced plasmonic effects. Monitoring them provides insights into thermal relaxation processes and low thermal conductivity.
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