Dr. Anjani Kumar

24 Questions 29 Answers 0 Followers

Questions related from Dr. Anjani Kumar

What is the best metod for preparation of thin films of chalcogenide glasses?

Give suitable answer for the same.

02 February 2018 999 3 View

Which selenium based alloy is more appropiate for optical devices application point of view?

Is this is Se-Cu or Se-Pb or Se-In or Se-Ag or Se-Al or any other chalcogenide glassy system, Kindly specify and give suitable explanation for the same.

08 August 2017 9,297 3 View

Is chalcogenide materials suitable for proto type three dimensional printing?

give suitable answer.

01 January 2017 6,797 0 View

What is the difference between four probe and two probe measurement method?

Well known answer is that, two probe method is appropiate only for highly resistive material and four probe measurement method is only for low resistive material, but for determination of band gap...

09 September 2016 8,714 9 View

Is it possible to draw a B-H curve for chalcogenide glasses?

Explain and give suitable references.

09 September 2016 4,163 2 View

What are important factors, those can be evaluated by dielectrical measurements?

Explain and give suitable explanation.

08 August 2016 1,385 3 View

It have been observed that density of defects states of thin films of chalcogenide glasses are more than bulk samples, why?

Explain with suitable references.

08 August 2016 6,834 2 View

What may be the grain size of nanocrystalline materials?

Explain and give correct explanation.

04 April 2016 6,770 4 View

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

Explain and give suitable explanation.

03 March 2016 4,575 4 View

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

Explain and give the suitable formulae.

03 March 2016 8,840 4 View

Is it possible to prepare nano thin film from nanopowder?

Explain and give suitable explanation.

11 November 2015 1,730 7 View

What is the future scope of light induced defects in chalcogenide glasses?

Give suitable answer.

07 July 2015 2,930 2 View

What is the best technique for quantitative approach of light induced defects in chalcogenide glasses?

Explain and give suitable explanation.

05 May 2015 5,190 3 View

What is the Shimakawa layered model in light induced effects?

Explain.

03 March 2015 2,082 1 View

What are the models of photo induced effects?

Explain.

03 March 2015 7,908 2 View

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

Give explanation.

02 February 2015 6,902 5 View

What is difference between amorphous and glass?

What is the difference between amorphous and glass?

02 February 2015 1,688 11 View

Why does the band gap of a material change when the particle size becomes in nanorange?

Explain the reason.

02 February 2015 9,544 6 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?

01 January 2015 10,035 5 View

Can you reduce the particle size in the pico range?

Theoretical and Experimental Explanation.

01 January 2015 1,958 7 View

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

Explain the reason?

01 January 2015 9,526 3 View

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

Explain the reason.

01 January 2015 6,034 4 View

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

For experimental investigation of density of defect states.

01 January 2015 728 5 View

What will be the appropriate temperature range for the dielectric measurements of AlN nano-crystalline material?

Please explain and give suitable references?

01 January 1970 9,003 3 View