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Questions related from Fayroz A Sabah
Dear colleagues I would like to ask about the charge transport between carriers in thin film and in nano-particles, what is the difference between them? Would you please provide me with the theory...
10 October 2017 7,493 4 View
Williamson-Hall method
10 October 2016 1,827 35 View
When annealing thin film at constant temperature for different times, the crystalline size (D) decreased and also the resistance (R) decreased. Both parameters lead to increase the sensitivity...
10 October 2016 2,331 14 View
Can anyone please help me by providing the relation between the grain size (which is the minimum unit in the material and can be calculated using XRD data) a particle size (which we can find using...
01 January 1970 6,629 13 View
Dear Colleagues Good day I would like to ask about the parameter (dhkl spacing) that we obtained from the XRD data, is it the spacing between grains or particles or atoms? And are the particle and...
01 January 1970 4,651 9 View
The pH sensing mechanism based on the ion-exchange between hydrogen ions and the surface sites of the metal membrane. Increasing the number of sites (Ns) lead to increase the positive charge at...
01 January 1970 6,232 1 View
Dear colleagues Can CuS precursors (as a solution) absorbs CO2 laser beam? Best regards Fayroz
01 January 1970 6,644 3 View
Dear Researchers, Merry Christmas & Happy New Year I would like to ask about the surface-to-volume ratio of nanoplates and nanorods, which one is higher? Regards Fayroz A.Sabah
01 January 1970 9,433 2 View
Dear colleagues Sweet greetings In pH sensor application, the sensing characteristics depend basically on the surface site density (NS), I want to know what are these sites represent? Are they the...
01 January 1970 9,865 1 View
Dear colleagues Greetings CuxS has at least five stable phases with (1
01 January 1970 2,709 4 View
We have CuS thin film with (Cu:S) molar ratio (1:1), and we got nanoplates and very distinct and clear particles on the surface. But when increase S concentration (1:2) and (1:3) for (0.1 M, 0.2 M...
01 January 1970 9,176 15 View
Dear colleagues Sweet greetings I would like to ask about the influence of the impurity in the thin film, can it be useful sometimes? Best regards Fayroz A. Sabah
01 January 1970 7,500 10 View
Dear colleagues Good day What is the source of the major charge carriers in the p-type CuS thin film, is it copper or sulfur? Best regards Fayroz
01 January 1970 6,705 2 View
Dear Colleagues Greetings Does the hydrophilic of thin film relate to its thickness (directly) and why? Which means that the thinner film has higher hydrophilic nature than film of higher...
01 January 1970 9,002 8 View
Dear colleagues Greetings I have a CuS thin film deposited onto glass and have the orientation (008), how can I know the number of atoms and their type? Thanks with regards Fayroz
01 January 1970 1,331 4 View
Dear colleagues Can anyone help me by providing the temperature degree that need for Na2SO4 decomposition? Best regards Fayroz
01 January 1970 6,945 7 View
