Figure 23
\(\delta =({\int }_{B}^{B\text{'}}\rho (z)dz/{z}_{BB\text{'}}-{\rho }_{b})/{\rho }_{b}\) from our model, \({\delta }^{\ast }=({\int }_{{B}^{\ast }}^{B{^{\prime} }^{\ast }}\rho (z)dz/{z}_{{B}^{\ast}{B}^{\ast\prime}}-{\rho }_{b})/{\rho }_{b}\) from SDR fitting with constant \({V}_{a}^{SDR{,}^{\ast }}\), and \({\delta }^{\ast \ast }=({\int }_{{B}^{\ast \ast }}^{B{^{\prime} }^{\ast \ast }}\rho (z)dz/{z}_{{B}^{\ast \ast }{B}^{\ast \ast ^{\prime} }}-{\rho }_{b})/{\rho }_{b}\) from SDR fitting with constant \({\rho }_{a}^{SDR{,}^{\ast \ast }}\), respectively, in illite nanopore of \(W=4\) nm at 333.15 K. \({z}_{BB\text{'}}\), \({z}_{B{\text{'}}^{\ast }B{\text{'}}^{\ast }}\), and \({z}_{B{\text{'}}^{\ast \ast }B{\text{'}}^{\ast \ast }}\) represent the width of free gas phase from our model, SDR model with constant \({V}_{a}^{SDR{,}^{\ast }}\), and SDR model with constant \({\rho }_{a}^{SDR{,}^{\ast \ast }}\), respectively.
