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Conferences > BGPPM > 2022 > JW3A > JW3A.30

Q-switched pulses in fiber laser based on optical evanescent field interaction with WTe2-graphene saturable absorber

Qianying Li, Mengmeng Han, Haixin Chang, Hongda Li, and Xuewen Shu

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Abstract

We demonstrate a Q-switched erbium-doped fiber laser based on WTe2-graphene composite deposited on a tapered fiber. The obtained Q-switching threshold of 25.8mW is reduced by one order of magnitude compared with WTe2 alone.

© 2022 The Author(s)

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