What does negative slope in Eg calculation graph means?

that's the graph between (alphaE)2 and E

11 December 2015 9,356 9 View

Can anyone help in understanding the zinc nitride crystal structure using XRD?

its crystal structure is complicated I cnt understand it any help will be admired regards

11 December 2015 9,308 5 View

Is scattering coefficient of any thin film wavelength dependant?

does 's' depend upon lambda (of light)???

11 December 2015 5,181 3 View

Can we calculate scattering coefficient of thin films from ellipsometry data and how?

zinc nitride thin films are synthesized but analysis of reflectance's data requires scattering coefficient's value too

11 December 2015 5,968 3 View

How to analyze xrd data???

details n softwares names required

07 August 2015 1,030 1 View

Can magnesium granular powder be ball milled to fine powder?

to make 2" pellet of fine ground magnesium, what time and balls must be used?

31 December 2014 949 7 View

Which polymer substrates are to be used for depositing thin film of ZnMgN?

Name the materials and their maximum operating temperatures please.

10 November 2013 5,689 2 View

Is it possible to make MgZnO by oxidation of MgZnN?

I have heard that bonding is not easy in that case.

08 September 2013 1,310 1 View

Can anyone tell me how to understand a raman and FTIR spectra?

I mean, how and what should I do to understand using attained peaks and dips

08 September 2013 7,897 10 View

Can someone recommend the latest research papers related to doping of ZnO thin film to make it p or n-type?

Seeking research papers

06 July 2013 3,734 11 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

How to prepare a thin polymer film by post-polymerization/crosslinking?

24 February 2021 2,362 5 View

Is is possible to pole with corona poling pellets of the sample material instead of thin films?

As it is highly probable that pellets will have a higher degree of air gaps and voids than thin films, is it possible to pole the samples with corona poling nevertheless? Or is there the...

24 February 2021 1,349 1 View

How to troubleshoot Electrochromic Films and Electrochromic Devices?

I am trying to characterize an electrochromic system. The system uses ITO electrodes on glass, WO3 as the electrochromic film, and NiO as the ion storage layer. When I deposit NiO and WO3 and...

23 February 2021 9,592 2 View

How to improve the adhesion between germanium and silicon monoxide thin film layers using EBEAM evaporation?

I want to deposit multilayer coating of germanium and silicon monoxide on silicon wafer using ebeam evaporation?

21 February 2021 2,141 3 View

How can I measure the thickness of thin layers deposited on textured glass susbtrates?

I want to measure the thickness of aluminum oxide and titanium oxide layers deposited on textured glass substates. The layer thicknesses are typically below 100nm.

21 February 2021 5,465 4 View

How do I calculate absorption coefficient of my thin film if I dont know the thickness? Or how can I calculate the thickness of my sample?

I have done Uv-vis characterisation of my thin film and have received absorbance and transmittance data. Now I want to calculate the absorption coefficient but I dont know the thickness of my...

21 February 2021 7,148 8 View

How to construct different filler shape in MD simulations?

Is there any way to construct different initial filler shapes like triangle, square, rectangle, pillar, and tube in any simulation software.

20 February 2021 1,750 1 View

Can fractal dimension of thin film surfaces affects the electrons energy states?

As fractal dimension of a thin film surface implies the irregularity in the surface. Is it possible that the energy states of the electrons are also affected by the fractal dimension?

19 February 2021 5,509 3 View

What is the reason film thickness increased?

what is the reason film thickness increased when increased doping concentrations give some reasons The measured film thickness is 156, 282, 394, 548 and 681 nm for 0, 1.5, 2.5, 3.5, and 4.5 wt....

17 February 2021 8,987 5 View