Dr. Anjani Kumar | Beginner

Dr. Anjani Kumar

14 Questions 17 Answers 0 Followers

Questions related from Dr. Anjani Kumar

What are the important factors that can be evaluated by dielectric measurements of nanocrystalline materials?

Explain and give the suitable formulae.

29 March 2016 3,369 4 View

How can we connect the study of light induced defects in chalcogenide glasses for solar cell applications?

Explain and give suitable explanation.

13 March 2016 4,723 3 View

What are the methods for estimation of light induced defects in chalcogenide glasses?

Explain and give suitable explanation.

03 May 2015 4,570 13 View

What is the intercluster interaction model of light induced defects in the case of chalcogenide glasses?

Explain this model.

30 March 2015 857 2 View

How can one intimate valence alternation pair changes on prolonged exposure of light in case of chalcogenide glasses?

Please provide a suitable explanation.

11 March 2015 6,996 2 View

How to confirm variable range hopping in amorphous semiconductors?

Apart from conductivity measurements at low temperatures is there any other way to confirm variable range hopping?

28 February 2015 4,676 1 View

Why does bandgap of a material change when particle size is in the nano range?

Explain the reason.

23 February 2015 7,235 6 View

Are the charged defects in chalcogenide glasses due to dangling bonds or due to coordination defects?

Please explain which Model is more appropiate.

21 February 2015 7,519 3 View

How does intensity of light affects the light induced metastable defects in chalcogenide glasses?

Give explanation.

18 February 2015 2,368 4 View

Is DSC technique suitable for a confirmation of amorphous nature of materials?

.

05 February 2015 7,026 13 View

Why does the density of defect states increases on prolonged exposure of light in case of chalcogenide glasses?

Explain the reason?

31 January 2015 2,954 3 View

Why does the resistance of the amorphous semiconductors decreases by many orders of the magnitude on the crystallization?

It is observed that resistivity decreases drastically on crystallization. Is it due to change in band gap or mobility or both?

30 January 2015 1,768 4 View

Is thin film or pellet more appropriate for electrical measurements in case of chalcogenide glasses?

Explain the reason.

27 January 2015 2,879 3 View

What is the best method to obtain density of defect states in Chalcogenide Glassy Semiconductors?

For experimental investigation of density of defect states.

20 January 2015 1,354 4 View