Comparison of the NLO parameters of various reported TMDs and this work.

Material	λ (nm)	n 2 (cm2 W−1)	β (cm W−1)	NLO response	Ref.
MoS2, WS2, NbSe2	532	—	3 × 10−13 to 1.2 × 10−9	SA-RSA	26
MoTe2/MoS2	800	—	555.45 × 10−9	SA	31
NbS2, ZrTe2	532	—	(0.42–0.57) × 10−7	SA-RSA	32
MoS2	532	(3.11–5.16) × 10−4	31.18–145.72	SA-TPA	33
WS2, WSe2, MoS2, Mo0.5W0.5S2	1064	—	(1.9–19.1) × 10−9	SA-TPA	34
WS2, WSe2	1040	3.36 × 10−12 to 1.28 × 10−10	(1.81–5.29) × 10−6	TPA	35
MoS2	532, 1064	—	(−48.92 to 1151.01) × 10−9	SA-RSA	36
MoS2/PMMA	800	—	(16.8–970.4) × 10−9	RSA	37
WS2-PMMA	532	—	(−16.47 to 4.38) × 10−9	SA-RSA	38
MoS2/TiO2	700	(0.116–3.6) × 10−9	—	SA-TPA	28
MoS2, WS2	1030	—	(0.66–2.28) × 10−6	TPA	39
WS2	800	—	(−92 to 0.01) × 10−9	SA-RSA	40
VS2–NiS2 hybrid	532	(24.23–35.62) × 10−9	(0.141–2.025) × 10−3	TPA	This work