Satyendra Kumar Mourya

11 Questions 26 Answers 0 Followers

Questions related from Satyendra Kumar Mourya

How to calculate the workfunction of Pd-Pt alloy?

I have deposited catalytic film of bimetallic Pd-Pt for hydrogen adsorption studies. Is there any technique other than UPS to directly calculate the workfunction of the bimetallic film? Any help...

22 October 2018 7,825 3 View

What is the correlation between structural properties and PL of a semiconducting thin film?

Hell, I have grown semiconducting film of SiC on four different substrates ( ZrO2, MgO, SiC, and Si) via RF-sputtering at a substrate temperature of 800 °C and found best crystalline film on Si....

16 February 2018 1,805 2 View

Why thin films have different physical properties as compare to bulk materials?

I have fabricated thin films of SiC and observed that the physical properties of the films are quite different from its bulk. The particle size of grown films is in the range of 10-13 nm whereas...

14 September 2017 5,983 5 View

How does the dislocation density influence the free carrier concentration in a wide band gap semiconductor?

I am interested to know the exact relationship between dislocation density, free carrier concentration and impurity present in the semiconductor materials. Does the free carrier concentration have...

19 June 2017 6,874 2 View

How to decide realistic parameters in Drude-Lorentz model for fitting ellipsometry data?

In Drude-Lorentz equation which parameters are realistic for the consideration in spectroscopic ellipsometry. Any input is highly appreciable.

29 August 2016 7,037 3 View

Best technique to grow gate oxide for MOS capacitor?

I am fabricating MOS capacitors based on high-k gate dielectrics using reactive sputtering. Can you please suggest me the technique(DC or RF sputtering) which will yield the high quality gate oxide.

18 July 2016 3,427 4 View

How can I calculate the lattice constant of Rhombohedral crystal structure?

I have single crystalline film of SiC of Rhombohedral structure. I want to calculate the lattice constant of SiC but I am not able to determine the angle.

20 January 2016 576 4 View

My question is related to MIM structure.

I have executed the c-v measurement of Al/HfO2/Al structure using impedance analyzer and I have found a non linear relationship between c & v. As i see, the case of above said structure...

05 October 2015 7,657 6 View

How can I determine whether a semiconductor is direct band gap or indirect band gap?

Please suggest me the proper solution.

04 June 2015 3,843 12 View

What is the exact dependence of PL intensity on carrier life time?

Hi everyone, I need your valuable input and appreciate it in advance. I have synthesized SiC thin films on four different substrates (Zirconia, MgO, SiC and Si) by RF-magnetron sputtering. I did,...

01 January 1970 7,701 3 View

Why we get no absorbance at higher energies compared to band gap energy of Rhodamine 6G?

01 January 1970 5,740 2 View