Sub-100 fs mode-locked Tm:CLTGG laser
Author(s) -
Li Wang,
Weidong Chen,
Zhongben Pan,
Pavel Loiko,
Jı Eun Bae,
Fabıan Rotermund,
Xavier Mateos,
Uwe Griebner,
Valentin Petrov
Publication year - 2021
Publication title -
optics express
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.435947
Subject(s) - materials science , optics , laser , saturable absorption , mode locking , fiber laser , wavelength , tantalum , optoelectronics , physics , metallurgy
We report on the first sub-100 fs mode-locked laser operation of a Tm 3+ -doped disordered calcium lithium tantalum gallium garnet (Tm:CLTGG) crystal. Soliton mode-locking was initiated and stabilized by a transmission-type single-walled carbon nanotube saturable absorber. Pulses as short as 69 fs were achieved at a central wavelength of 2010.4 nm with an average power of 28 mW at a pulse repetition rate of ∼87.7 MHz. In the sub-100 fs regime, the maximum average output power amounted to 103 mW.
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