Why Sb2S3 UV Vis absorbance shows broad region of absorbance?

Sb2S3 has a bandgap of 1.7 eV. thin film of Sb2S3 shows high absorbance in the visible range, why it is so? why dont we get a high absorbance at a wavelength corresponding to the band gap energy...

07 August 2016 8,406 0 View

Shift of I-V curve to first quadrant in light?

I carried out I(V) characterization of my device, In dark the device showed diode like behavior while in light curve shifted to the first quadrant , what would be the reason for this? normally in...

11 December 2015 4,683 5 View

How can I know the band gap using UV-Vis absorption data?

I would like to calculate the cds band gap using UV-Vis absorption.

31 December 2014 2,178 5 View

How to save a portion of FTO for cathode connection?

I want to protect a part of FTO for the cathode connection. I usually use spin coater to deposit thin films. To save some region of FTO for the connection , I used Teflon tape but it did not work...

31 December 2014 9,029 5 View

How can I etch FTO?

31 December 2014 5,138 4 View

How can I identify the martensite phase in Ni-Mn-In Heusler alloys?

The off-stoichiometric Ni-Mn-In heusler alloy undergo martensitic transition under the influence of varying temperature or magnetic field. I am having problem to identify the low temperature...

31 December 2014 2,862 6 View

Why a solar cell have a linear IV curve in light?

31 December 2014 7,407 12 View

How long should we stirrer the solution of P3HT in dichlorobenzene for PV Application?

I want to deposit thin film of P3HT using spin coating method. My first question is for how long should we stirrer P3HT solution in dichlorobenze? Secondly I need to know how many times should I...

11 December 2014 3,423 5 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

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View