How to draw tie-lines in a ternary alloy phase diagram?

I have read that to know the composition of different phases in a ternary phase diagram of metals A,B,C (at a particular temp. T), we can apply lever rule along the tie line. But, I am not sure...

31 December 2017 6,886 9 View

Why do some compositions form eutectic?

I want to know about the reason leading to a particular composition of a metal mixture to form a eutectic alloy. I know that Gibbs free energy plays a very role and I can figure out the...

11 December 2017 6,194 4 View

What are the best ways to trap hydrogen directly from experiment for measurement of quantity?

Since, I am pretty sure that no other gaseous product could be formed in the conditions of my experiment except hydrogen, so I am pretty sure that I am able to produce hydrogen (by water...

11 December 2017 6,782 3 View

Is there any material that could be electro-deposited on another surface but becomes non-conducting after deposition?

The material or compound could be in solution from where it could be electro-deposited onto a second surface but the deposited layer of material from solution becomes non-conducting after deposition.

10 November 2017 1,888 4 View

Does Randles-Sevick equation provide electroactive surface area of working electrode?

Randles - Sevick equation provides an area value of the working electrode. Is this area the true electroactive surface area of the working electrode or there are some condition-boundations to the...

09 October 2017 7,087 3 View

What adsorbs (any chemical species, polymers, gas molecules, etc.) on Lead (Pb)?

My enquiry is about any chemical/electrochemical species maybe ions or gas, etc. that adsorbs on Pb surface exposed to that species.

08 September 2017 1,932 8 View

How to determine electrochemically active surface area of non noble metals as Pb with high reliability?

Various methods as finding capacitance have already been discussed in some papers but it seems that reliable figures and data is not available. BET is out of question as metal catalyst is carbon...

08 September 2017 8,866 4 View

How to roll bismuth pieces into thin sheets?

I want to roll or convert bismuth pieces into thin sheets of bismuth. Is there any way by which i can do that as bismuth is relatively brittle and breaks easily while rolling in a rolling mill or...

01 February 2017 3,100 2 View

Stannic cloride pentahydrate in our lab has become completely hydrated. Can i extract it back for lab use?

Stannic chloride pentahydrate being a hygroscopic compound absorbs moisture from surroundings and the bottle which was almost half unused has become hydrated now and is in liquid plus some...

31 December 2016 803 3 View

Does metal oxides (PbO) get reduced to metals at low pressures even in inert atmosphere?

Could stable metal oxides (Lead oxide, PbO) at STP when undergone high vacuum pressure, be reduced to metal ?

11 December 2016 7,985 10 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

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

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 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

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View