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Conferences > CLEO_QELS > 2016 > FTh4B > FTh4B.8

Ultrafast Dynamics of Epsilon-Near-Zero Modes in GaAs at Terahertz Frequencies

Yuanmu Yang, Kamaraju Natarajan, Salvatore Campione, Sheng Liu, John Reno, Rohit P. Prasankumar, and Igal Brener

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Abstract

We experimentally demonstrated an epsilon-near-zero (ENZ) mode in an n-doped GaAs layer at 0.8 THz and study its ultrafast dynamics using optical pump terahertz probe spectroscopy. Notable plasmon damping was observed upon optical pumping.

© 2016 Optical Society of America

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