Why i am not able to see photoluminescence signal using transfered MoS2 on to the FTO substrate?

i transfered mos2 on to the FTO substrate .when i check XRD and Raman i got cleared peaks where as in photoluminescence i did not get any peaks may i know what is main reason ?

08 September 2019 7,244 2 View

Can any one suggest why Mo(molybdenum) metal work better for oxygen evolution?

I saw some publication where Mo with different alloys are good for HER or OER ..? in my case with bare Mo substrate we are getting a better result ? is there any reason special reason like it...

02 March 2019 2,665 5 View

What are different ways to make Titanium nitride thinfilm into nanoparticles ?

Can any one suggest me is it possible to make 10 nm Titanium nitride thinfilm into nano particles or nano islands using annealing process at lower temperature or please suggest me any route to do...

01 February 2019 6,705 4 View

Is it possible to transfer a 50nm metal oxide loaded on graphene to nickel foil ?

Can any one suggest me .how to transfer 50nm deposited metal oxide( example wo3 ) on graphene from foil to another foil without damaging metal oxide

11 December 2018 3,089 3 View

Can any one suggest me electron flow from sticked solar cell electrode to FTO substrate ?

recently i am trying to do solar cell based water splitting experiment .i am using p-type based substrate .Due to limited size of solar cell . i need to stick solar cell to FTO substate .solar...

10 November 2018 5,889 0 View

Can any one suggest best ohmic contact for P-Ge?

I am working on III-V junction solar cell based water splitting .in my case i don't want to use noble metals as a back electrode(ohmic contact ) .can any one suggest me best earth abundant...

09 October 2018 8,838 4 View

How to find perfect thickness of a semiconductor for maximum absorption in photoelectrochemical cells ?

I want to deposit Al203 on SI and FTO substrates .is there any way to find perfect thickness of the Al203 for maximum absorption on SI and FTO in case of photoelectrochemical cells

05 June 2018 1,639 5 View

Why in photoelectrochemical cells P type silicon is thicker and N-type material is in nanometer is it because of diffusion ?

I read many papers recently related to photoelectrochemical cell papers on P-type silicon substrtate they had grown on n-type SrTio3 or Al203 below 10 nanometers.the Papers are suggesting to...

03 April 2018 6,561 3 View

How to control formation of sio2 on SI ?

I am trying to deposit a semiconductor layer on silicon by mocvd and sputtering.the main problem for my experiment is formation of sio2 .how to control the formation of sio2 .? In both techniques

03 April 2018 6,213 1 View

What is main difference between deep donor,deep traps and shallow donor ?

genearlly in metal oxides there will be formation of oxygen vacancies which act as deep donor.some publication suggest to add shallow donor to overcome this issue .? may i know what is the main...

31 December 2017 3,608 2 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 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

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

What is the best way to keep an anaerobic chamber anoxic in the absence of hydrogen?

I'm a graduate student who works with an anaerobe, so I often work in an anaerobic chamber. I've been working on an assay that involves the steady-state of the quinone/ quinol pool. Anoxic...

03 March 2021 2,971 1 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View