Long Yuan

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Questions related from Long Yuan

How to characterize the cluster structure of Cr3+ in aqueous solutions?

Hello everyone! I want to know the structure of chromite clusters in aqueous solutions. Is there any spectroscopic technique to determine their structures? Recently, I measured mass spectroscopy...

19 April 2017 4,994 3 View

The existance of NaCl in strong OH- solution in Hydrothermal condition? Is there NaCl6 clusters in above 200 oC hydrothermal condition?

Hi, world renowned scholars! I want to know the existance form of NaCl in high concentration of OH- (pH=14). Is there any experiment could do to prove or determine the existance forms: hydrated...

02 September 2016 3,071 2 View

How to determine the charge ordering type of perovskite structure manganites, such as La0.5Sr0.5MnO3, experimentally?

There seems to be 4 types of order in perovskite manganite, i.e. Type A, Type G, Type E and Type C, according to Goodenough (Physical Review, 1955, 100, 564-573). However, up to now, it seems that...

23 June 2016 1,026 4 View

How does Setting of Restraints in GSAS EXPGUI?

Dear Everyone, I read the GSAS Manual. But I cound not find setting Restraints in GSAS EXPGUI. Does the Restraints only be setted in GSAS-PC? Have you got any learning materials that can be shared...

13 May 2016 9,953 1 View

Why my EXPGUI GSAS software cannot import powder x-ray data before 10 degree?

I want to refine my powder x-ray diffraction data with GSAS software in EXPGUI. However, the data before 10 degree could not be imported into the program. I wonder that there may be something...

03 May 2016 9,505 1 View