Anup Pradhan Sakhya

7 Questions 3 Answers 0 Followers

Questions related from Anup Pradhan Sakhya

How to know whether a material has an indirect of direct band gap?

Dear All, I have calculated the reflectance of a material and then converted the reflectance into its absorbance by using the Kubelka Munk function using the equation F(R)=[(1-R)*2]/2R If n =1/2...

17 March 2017 4,873 4 View

Query regarding AFM (A,C,G) calculations for two types of magnetic cations?

Dear All, I want to perform electronic structure calculations for a perovskite compound containing two types of magnetic cations. There are no reports on the magnetic configuration of the...

01 February 2017 4,017 2 View

Why are some materials isotropic and some anisotropic???

Dear All, I have recently done some theoretical calculations for some perovksite materials and found that some materials are isotropic even though the structural parameters were highly...

13 May 2016 2,267 8 View

Advantages of taking dielectric measurement in the frequency range from 42 Hz to 5 Mhz ???

Dear All, Dielectric measurements are an important means of studying the dynamics properties (capacitance, conductance, permittivity and loss factor) of a dielectric. However, Dielectric...

25 January 2016 6,582 3 View

Can someone help with problems while measuring the dielectric constant of thin films due to short between two electrodes?

Dear All, We have synthesized a thin film on FTO with thickness 300 nm. To make the upper electrode we deposited gold using sputtering technique. But, when we are trying to perform dielectric...

01 October 2015 3,909 6 View

The binding energy of an element/compound can be obtained from XPS studies, what is the source of the element core level energy in the pure state?

Dear All, From XPS, one can measure the binding energy values for different constituent elements. For eg, for SmAlO3 one can obtain the binding energy values for Sm 4d3/2, Al 2p1/2, and O1s. The...

06 August 2015 5,007 3 View

What kind of substrate is required for studying the dielectric and magnetic properties of thin film perovskite oxides?

I want to measure the dielectric and magnetic properties of a perovskite thin fim prepared by pulsed laser deposition method. Please suggest me a suitable substrate for measuring the same. Thanks...

04 August 2015 929 6 View