How to construct different filler shape in MD simulations?

Is there any way to construct different initial filler shapes like triangle, square, rectangle, pillar, and tube in any simulation software.

20 February 2021 1,750 1 View

How to perform Charge discharge in Pine instrument?

i want to do GCD study of specific material in a specific potential let discharge from 1.0V to 0.2V and again Charge it to 1.0V. How to perform this experiment using pine instrument?

03 January 2021 9,784 1 View

Is folic acid cytotoxic to human kidney cells ?

My group is interested in folic acid cytotoxicity in human kidney cells. Are there any reports available showing toxic effects of FOLIC ACID as in the case of mice kidneys? Any insights will be...

19 October 2020 2,273 3 View

Relation between bond energy per atoms with the number of bonds?

In experimental, the bond energy per atom rises quadratically with the number of bonds then why in simulations this bond energy per atom rises linearly with the number of bonds per atoms?

21 September 2020 5,818 3 View

How to generate a Force which has a duration of 0.3 ms and allows excitation of waves of frequencies up to 80 kHz in matlab.?

Actually this is the impulse force, which is to be applied on the rod element?

09 September 2020 8,080 3 View

How to calculate Abaqus software compatible material properties from the data described below?

From testing data: yield stress, ultimate stress, total strain, ratio of strain at elastic limit by strain at strain hardening and the ratio of elastic yield modulus to the strain hardening...

06 September 2020 5,279 10 View

How to find the flame speed from fluent??

I had the simulation upon combustion in ANSYS FLUENT. Reaction was based on the "Federick and Dryer" global mechanism. Solution was able to obtain convergence but i need to find the flame...

18 June 2020 1,614 6 View

Calculation of surface energy components from MD simulation?

Is it possible to estimate the polar and dispersive surface energy components from MD simulation?

15 June 2020 7,214 1 View

What is a popular book for understanding laser fundamentals and evolution and types of lasers?

I looking for books, channels, videos and PDFs regarding laser and particle interaction and evolution of laser power and laser types and how laser makes the physical changes on the ceramic...

05 April 2020 3,396 25 View

How to determine the number of clusters in Cluster Analysis using SPSS?

I am trying to analyse students data to determine the common characteristics of mathematics students. Cluster Analysis would be valuable to get these common characteristics. Any idea or any...

27 March 2020 2,949 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

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

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How to prevent ANFIS Model from negative prediction values in MATLAB?

I have input and output data set for "ANFIS modeling in MATLAB", and I am getting some negative predicted values of output in testing. However, the predicted values of output in training are...

28 February 2021 3,459 3 View