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Questions related from Jiawen Fang
I have synthesized zinc sulfide (ZnS) with scale around 80 nm. The solution is white,but, interestingly, exhibits blue especially in the irradiation. When the solution gets dried, the remaining is...
03 June 2016 7,366 4 View
I have synthesized graphitic cabon nitride according to literature. However,I am rather confused with the FTIR spectra of the as-prepared carbon nitride. It displayed gradually shifting to higher...
02 July 2015 4,308 3 View
I have two samples which consist of nitrogen and carbon element. To reveal the chemical environment of carbon and nitrogen element, I did XPS analysis. The intensity of nitrogen/carbon spectra of...
20 March 2015 3,671 5 View
What's the relationship between decomposition temperature and pressure? As we know, materials synthesized in hydrothermal method would endure high pressure during the prcocess. How would...
24 September 2014 6,659 1 View
In some place, I saw the reference said "defect would help suppress the recombination of carrier, thus help improve photocatalytic reactivity". However, in some other place, I saw "defect would be...
19 September 2014 2,747 1 View
See above. Thank you.
01 September 2014 5,499 2 View
Our heating furnace is not a vacuum furnace. Any way to keep pure magnesium from being oxidized in high temperature (600 degree)? Any idea except buying a vacuum furnace?
28 August 2014 3,819 2 View
I am always curious and confused with the movement of electron, molecule et al when chemical reactions occurred. Maybe the word "movement" is not quite appropriate. I am interested in the way how...
12 August 2014 317 3 View
My work is related to the induced defect in zinc oxide. To study its valence band, I did the XPS. However, I don't know how to analyze this? What should I keep in mind when I am analyzing?
21 June 2014 997 5 View
