Is NiChrome can be used as electrocatalyst for fuel cell application?

Not many paper that I have read talk about Ni-Cr as electrocatalyst for fuel cell application. Is that possible to use Ni-Cr as catalyst for fuel cell in acid condition? If there any specific...

03 April 2019 6,149 1 View

What is the precursor for B-, S-, N-, and F- doped materials?

I want to synthesis B-, S-, N-, and F- doped materials with wet synthesis method. What is the precursor for this system?

31 December 2018 8,881 2 View

Effect of reductant molarity and reduction temperature?

Is there any effect of reductant molarity and reduction temperature to the grain size of nanoparticle? How are they affect it?

05 June 2016 2,085 4 View

What can I do to remove NMP from my pristine graphene solution?

Can anyone suggest the simplest method to do it?

04 May 2016 9,288 4 View

How to reduce the grain size?

I synthesized PdNiCo alloy using metal acetyl acetonate as precursor. The reducing method is polyol method. The grain size of resulting particles is 12 nm. I want to reduce it below 9 nm. Can you...

03 April 2016 6,699 7 View

What are the roles of NaNO3, H2O2, and HCl in graphite oxidation?

What are the roles of NaNO3, H2O2, and HCl in graphite oxidation reaction process?

02 March 2014 4,917 0 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

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 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

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View