Table 2.

Density of 2D substrates (ρ_PEA-X%), mean molecular mass between crosslinks, mean number of units between crosslinks obtained from the ideal network (ν_st), mean number of monomer units per elastically active chains (ν_el), crosslinking density (n_c/V_pol), swelling degree in ethanol (w), interaction parameter between polymer network-solvent (χ_EtOH-pol), mesh size of the network (ξ).

%EGDMA	1%	2%	3%	5%	10%
ρPEA-X% (g/cm3)	1.132	1.135	1.136	1.143	1.151
${\overline{M}}_c$ (g/mol)	12801	10826	8367	5201	1976
νst	98	49	33	20	10
νel	128	108	84	52	20
nc/Vpol (mol/cm3)	8.85E-05	1.05E-04	1.36E-04	2.20E-04	5.82E-04
w (%)	70.98	62.49	57.15	48.08	34.48
χEtOH-pol	0.75	0.78	0.80	0.83	0.90
ξ (nm)	4.38	4.03	3.54	2.79	1.72