What is actual meaning of band gap tuning in semiconductors? How is it possible using impurity?
I would like to learn the technique to index cations and anions of inorganic compounds from the CIF file obtained from single XRD characterization. Kindly suggest the method for this. Thank you...
09 October 2018 5,311 1 View
Kindly provide the contact who is synthesizing YBaCuO superconductor in bulk form....
02 March 2018 9,504 2 View
Its not clear about this question that how we can doped Cr in ZnSe by means of Chromium powder or CrSe powder. I want to grow Cr:ZnSe with various proportion of Cr in ZnSe to study the effect of...
03 April 2016 3,896 1 View
I need the basic information to prepare proposal of post doc or research assistant...Which point should be incorporate in the proposal. Motivation letter are always the basic need of any position...
07 August 2015 7,366 1 View
Is it possible to calculate the band structure from data of single crystal XRD? Data is in the form of CIF file.
06 July 2014 9,271 5 View
.Nobody has reported this material yet. Kindly suggest options.
31 December 2013 8,143 4 View
Are there any figures which can explain this difference?
11 December 2013 6,982 2 View
I want to know how to confirm the cation and anion of any crystalline material from CIF file? What is the key idea behind this analysis.
11 December 2013 1,554 5 View
Generally it is said that crystalline materials are anisotropic but in crystalline materials, atomic arrangements are periodic in all three directions. So how can it behave anisotropic? If...
03 April 2013 5,539 6 View
Dear all! Oxygen vacancies do raise negatively the Fermi level by increasing the negative charge in the semiconductor crystal structure. In the case of n-type semiconductors, I wonder if this...
30 July 2024 8,339 2 View
Hello, I'm trying to measure the conductivity of semiconductor films but since I don't have a commercial four point probe set up I would like to build one on my own in my lab. I have generators,...
30 July 2024 906 2 View
Hey All! I am wondering what might be wrong with my band structure. I did the calculations using VASP and plotted the results using Origin. Although I have tried changing various input...
25 July 2024 2,920 11 View
I want to calculate the spin texture for the electronic band structure obtained from SOC calculation. Is there any way for calculation of spin texture using quantum espresso??
19 July 2024 8,571 1 View
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08 July 2024 9,140 1 View
Hi Dear All I would like to simulate a mode locked semiconductor laser. Does anyone know what is the best software to do it?
06 July 2024 1,648 4 View
I'm making quantum well with 2 different bandgap materials, but I'm not sure quantum confinement effect was occurred because the well width is ~ 60 nm. How can I make sure that effect? Is there...
02 July 2024 8,426 1 View
I know the work function and band gap of each monolayer and heterostructure. I calculated mulliken electronegativity(X) of Sc2CO2 and Bluep. From that i found Ev = X- 4.5+Eg Ec = Ev-Eg, where Eg...
28 June 2024 9,360 0 View
I have seen during DFT calculation some authors comment that LDA/GGA functional overestimates/underestimates the band gap/lattice constant of some materials. Before going to the main calculation,...
25 June 2024 3,412 9 View
UV-Visible NIR analysis
20 June 2024 9,056 3 View