How to increase C value for nanofibrous membrane sample in order to report BET surface area?

The isotherms looks a bit like in paper Zhai et al, RSC Adv. 2017, 7, 22548. It seems that my sample sorbs linearly. When I tried to evaluate it, I got C value around 2 which means huge error for...

22 March 2021 244 2 View