What software would be best to simulate impact environment ?

I am trying to investigate the impact nature of steel balls (4 cm diameter) on steel plates. Which modelling software would be best to study the stress fields generated or any type of failure...

11 December 2019 1,810 4 View

What is the optimum austenization hold/soak time for cast structures?

I am looking for studies related to austenization soaking times and ways to reduce the time to achieve full dissolution of carbides as well as not to obtain austenite grain growth. Grain growth...

10 November 2019 4,647 3 View

Are there any studies regarding fully pearlitic/eutectoid steels with relation to soaking time during austenization ?

I am working on developing fully pearlitic steels with fine interlamellar spacing. I am going to heat up samples to austenization temperature (1000 degC) at a heating rate of 10 degC per second...

09 October 2019 5,192 3 View

Are there any relevant work on impact-abrasion wear testing?

I am working on a project involving studying the impact-abrasive wear during grinding. I am interested to know if there are any relevant papers that has studied or tested impact-abrasive wear of...

08 September 2019 6,836 2 View

Can MATLAB be used to simulate nano or micoindentation by Berkovich or Vickers?

Can 2 dimensional simulation of indentation be done using MATLAB? if yes, I would really appreciate guidance from experienced MATLAB users !! Thank you

10 November 2018 1,930 2 View

What can be the reason for reduction in hardness and toughness of thin films or coatings due to doping with silver (Ag) ?

I have deposited pure Cr and W films by unbalanced magnetron sputtering method and then prepared films by doping them with Ag. The hardness and modulus of these coatings are lower than that of the...

01 February 2018 4,931 10 View

Does the presence of excess lattice oxygen in thin films or coatings signify high surface energy of the films or coatings?

In cerium oxide coatings, I have found that there are excess lattice oxygen when oxygen to metal ratio is quite high. Does it mean that the coatings have higher surface energy when there is excess...

31 December 2017 4,859 3 View

Where can you purchase synthetic/artificial synovial fluid or anything that closely resembles synovial fluid?

I am designing experiments to study the tribological behaviour of coated Ti6Al4V in synovial fluid. Any help would be highly appreciated.

10 November 2017 2,373 2 View

How to calculate the adhesion energy of coatings from progressive load scratch testing?

02 March 2017 5,266 0 View

What is the heat of formation of Titanium oxynitride at 298K ?

I am looking for thermodynamic data on titanium oxynitride and chromium oxynitride and their heat of formation ?

08 September 2016 9,967 1 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

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

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

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View