How can we check black oxidized bearing thickness?

black oxidized bearing has few micron black oxidized layer. how can we measure thinness of this layer?

09 October 2018 1,468 0 View

Can we measure hydrogen in steel by XRD?

It is obvious that we can use XRD to measure residual stress. but I would like to know that: Is there correlation between hydrogen embrittlement with FWHM? Thank you in advance for your help.

05 June 2018 7,837 4 View

How we can measure trace elements in Alloy steel?

Ti, O, Pb, S, Al, and Ca elements in steel must be less than 50 ppm. How we can measure it in a real samples (not in the range of mg)?

09 October 2017 2,938 3 View

Polyethylene-glycol (PEG) optical properties?

Would you please tell me about light absorption of PEG? does it have light emission properties? by which mechanism?

05 June 2016 3,322 2 View

How to determine amorphous content in a mixed powder with MAUD software?

02 March 2016 6,003 7 View

Phase transition of silicon dioxide on the nanoscale?

Phase transitions are well established for bulk silicon dioxide. But I would like to now increase of the surface area and go to nano structures. These phase transitions are stable or for instance...

05 June 2015 6,231 7 View

Time temperature transformation diagram (TTT) by Thermal analysis. Would you please help me to find methodology?

I would like to obtain time temperature transformation (TTT) and / or continuous heating transformation (CHT) diagrams by Differential Scanning Calorimetry (DSC). As it clear by DSC we can...

09 October 2014 1,782 10 View

Does anyone know about the synthesis of cobinamide (vitamin B12 precursor)?

We need to synthesize cobinamide, vitamin B12 precursor. At neutral pH, cobinamide exists as aquohydroxocobinamide, and at a pH of>11, it exists as dihydroxocobinamide. From our point of view,...

04 May 2014 9,547 2 View

Reference for spectrofluorometer?

09 October 2013 6,083 0 View

Is it possible

..

09 October 2012 8,061 5 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 production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View