What are all the possible reasons for Spontaneous symmetry breaking in a double quantum well system?

Dear frnds, From my point of view SSB is happening due to following reasons in double quantum wells. 1. Due to variational technique 2. symmetry in envelop function and...

09 October 2019 7,944 2 View

How to account Bandgap renormalization in QWs?

Band gap re-normalization dynamics in nanostructures would induce lot of activities as we study interaction of 2D layer with light. Its understanding needs some clarity as below: 1. Which...

03 April 2019 3,846 5 View

What is the significance of size dependent dielectric screening in optimizing excitonic properties?

Mott-Wannier excitons are formed in a semiconductor material as a result of light-matter interactions. However, their delocalizing properties inside the crystal induce screening effects in their...

01 February 2019 2,333 1 View

What do you mean by band gap renormalisation regarding excitonic materials?

I often read about band-gap re-normalization in excitonic states contained in nanostructures. Please elaborate this effect and its significance.

04 May 2018 5,968 0 View

How to separate GQDs from the synthesized final solution?

04 May 2017 7,328 11 View

Can any body explain the sub-band structure of Quantum Rings?

Quantum Rings are an ideal nanostructure where its subbands are peculiar in nature. It shows higher binding energy than the effective Rydberg at bulk limit. A contrasting behavior than the...

02 March 2016 4,296 1 View

How to increase the exciton concentration in intrinsic semiconductor? can it be possible with doping?

any body

08 September 2015 2,819 0 View

Charge collection efficiency of a Solar Cells

ncc=(1+ (Rs/Rct))-1 What is the effective way to account this property?

01 January 1970 8,073 1 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View