What is the corrosion mechanism of Al in an aqueous solution of Li2SO2 in pH=7, (If the positive bias applied to it)?

My cell is consist of Aluminium foil as one of my electrodes in an aqueous Li2SO2 solution in the neutral pH After applying voltage (positive bias), some corrosion spots has been formed on the...

09 October 2014 7,191 6 View

What is the best oxide for suppressing of oxygen evolution reaction?

I am trying to find a good material to use as a coating with a very high overpotential for OER reaction

08 September 2014 622 9 View

What is the best way to detect if there is any corrosion happening on a metal electrode in an electrochemical system?

I am trying to use a metal electrode in an electrochemical system in aqueous system. So I am not sure if this electrode work or dose NOT work. on the other words, I am not sure if it is corroding...

07 August 2014 131 11 View

Why is Nitrogen beneficial for the coating process?

(Using Ionic Liquid containing Nitrogen is a usual method for coating) My plan is applying a protective coating on inorganic materials which is actually active material for Li-ion Battery.

03 April 2014 4,786 4 View

How can I coat a spinel structure (Mn-based cathode mateirals) with Al2O3?

I already know about mixing sol, prepared by aluminum salt (Aluminium chloride or nitrate) with active material powder. I am concerned about protecting Mn ions from reducing during mixing with sol...

03 April 2014 3,226 1 View

Does anyone know how Hydrophilic Carbon Structures can be achieved?

No matter what kind of carbon structures, I want to achieve to a carbon structure which can show hydrophilic behavior.

01 February 2014 7,074 11 View

Why do we begin with half cell measuring before full cell testing when investigating cathode or anode battery materials?

I do not understand the point of half cell measuring of cathode or anode materials before testing them in a full cell. Any explanations or suggested literature?

11 December 2013 5,426 6 View

Does anybody know any recent literature on nanomaterials and nanotechnology applications in hydrogen storage?

I am looking for something like a good recent review to give some general idea about hydrogen storage materials and the application of nanotechnology and nanomaterials for its improvement.

10 November 2013 9,735 4 View

What is the first step to start working on Aqueous Lithium batteries?

I am looking for some references which are needed to understand basic and fundamental aqueous lithium ion batteries. Reading papers about case studies are too confusion for me at this point, I guess.

09 October 2013 5,895 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

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