In plane Young's modulus (Y^2D), shear modulus (G^2D) and Poisson's ratio (ν^2D) of 2D materials obtained by different computational approaches and experimental measurements.

2D Material	Method	Procedure	Y 2D (N m−1)	G 2D (N m−1)	ν 2D	Ref.
Graphene	DFT	Energy-strain	345	150	0.149	Wei et al.153
	MD	Stress–strain	320	150	0.22	Kalosakas et al.154
	FEA	—	272–323	85–153	0.7–0.8	Khandoker et al.149
	Exp.	AFM	340 ± 50		0.165	Lee et al.51
MoS2	DFT	Energy-strain	127.7	52	0.22	Imani Yengejeh et al.83
	MD	Stress–strain	149.42	—	—	Mortazavi et al.155
	FEA	—	163	—	—	Li et al.147
	Exp.	AFM	120	—	0.29	Cooper et al.148
Ti3C2O2	DFT	Energy-strain	366–372	145	0.258	Kazemi and Wang121
	MD	Stress–strain	378.3	—	0.29	Plummer et al.156
	FEA	—	—	—	—	—
	Exp.	AFM (Ti3C2Tx)	326 ± 29	—	—	Li et al.157