Does anybody has idea Object Oriented MicroMagnetic Framework (OOMMF)?

I want to do some magnetic property calculation. For this reason I want to get some idea about this software from some user.

31 December 2018 7,743 0 View

What are the differences between Bulk iron and nanocluster iron MD simulation for radiation damage?

I want to md simulation on nanocluster iron for radiation damage at 300K. Is it difference just for periodic boundary condition or anything else like constant temp, heat sink etc?

11 December 2018 1,635 0 View

Why I am getting same simulation with or without PKA velocity?

I am doing md simulation for radiation damage in FCC iron. Here is my input script: I have tried this script with and without pka velocity and getting exact same simulation. my target is to...

08 September 2018 6,694 0 View

Does anyone know how to use Atomicrex for generating EAM potential?

Hi Atomicrex user, I want to generate EAM potential for Fe (FCC structure) also, I want generate for Fe-O. Can anyone help me on that things?

03 April 2018 5,930 0 View

Need help for hybrid pair potential?

03 April 2018 4,340 2 View

How can I get EAM potential for FCC iron structure?

Hi Everyone I want to do MD simulation for radiation damage in FCC iron structure. I have found EAM potential for BCC iron structure. Do you think, I can use same file for my system just...

03 April 2018 7,197 4 View

Does anyone know the potential for Iron core iron oxide?

I want to do MD simulation for radiation damage by Si in iron core Iron oxide (Fe-Fe3O4). I want to know, which potential would be good for this system. Do you think EAM force field or ReaxFF...

02 March 2018 2,726 0 View

Can anyone help me for the ERROR on proc 0: Neighbor list overflow, boost neigh_modify one (../npair_full_bin_atomonly.cpp:90)?

02 March 2018 1,164 2 View

Can anyone help my why my oxygen particle is not moving during simulation?

Hi everyone I have attached two image. one is before simulation and another is during simulation. Can anyone tell me why my oxygen particle is not contributing on the simulation? #...

02 March 2018 4,603 2 View

Can anyone help me for Pair coefficient of iron_core_iron_oxide?

Hi I want to do MD simulation for Iron_core_iron_oxide. Basically I will see the radiation damage for this iron core oxide shell. I am new in material MD simulation. I have some basic idea for MD...

02 March 2018 1,614 3 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

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

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

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

What is the difference between genotype and haplotype data in the ped format?

Hi everybody In the ped format for genotype, alleles of any SNP are represented by two columns (one for each allele, separated by a space). Is a column sufficient for the haplotype to...

27 February 2021 1,965 1 View

How relevant is Mini slump cone?

for all the rheology researchers, my question is, how relevant is a mini slump cone (smaller than a standard 50 cent rheometer). currently based on testing, the thickness of slumped material is...

26 February 2021 3,668 1 View