Fig. 1. Setup of our LPCVD system to fabricate an MoS2 membrane.

Fig. 2. (a) The optical microscopic picture of a monolayer continuous MoS2 film on an SiO2 wafer, (b) transparency spectrum of MoS2 film, (c) Raman spectrum of a monolayer MoS2, and (d) PL data of monolayer MoS2.

Fig. 3. Nonlinear absorption of the monolayer MoS2 SA.

Fig. 4. Layout of the Yb:YAG CWML TDL system.

Fig. 5. Cavity design of the disk-based oscillator using a double pass on the disk. M1, M4, M5, and M6, mirrors; C1 and C2, crystal.

Fig. 6. TD absorption versus reflection times.

Fig. 7. Average output power versus absorbed power.

Fig. 8. ML pulse train with different divisions: (a) 1 μs/division; (b) 40 ns/division.

Fig. 9. (a) Spectrum of the CW and ML operation; (b) autocorrelation curve as well as the gauss fitted curve for the output pulse with an output power of 890 mW.