Yujing Liu

3 Questions 5 Answers 0 Followers

Questions related from Yujing Liu

Specific surface areas may vary on different machines?

Is there any possibilities that results from N2 physisorption are different from different machines, assuming degassing process is same? I recent had a sample tested on 2 machines, however...

23 August 2021 2,029 1 View

Amorphous silica XRD peak at around 10 degree?

Hello, I recently characterise pure silica aerogels for XRD patterns, and of course they are amophous has a broad peak at around 22°. However there also is a narrow peak at around 9 or 10 degree,...

22 February 2021 3,641 5 View

Why my nitrogen sorption isotherms have a open loop instead of close loop?

Hi I'm carrying out N2 adsorption-desorption for porous sample, but the isotherms I got are open Type IV based on IUPAC rules. They shouldn't be open right? I have read literature about similar...

17 January 2019 6,559 13 View