Do have new reseach that you wish to publish a chapter on for free: Areas now Blockchain and cooperative computing?

03 February 2021 4,497 6 View

Dear Colleagues, I am looking for a way to dop of electrospining nanofibers on the HEPA filter.Someone can guide me?

Electrospining method is important for production of nanofiber .If doped with nanoparticles ,can be used for remove of contaminant such as VOC , but don't have mechanical strengh . For finding a...

24 January 2021 7,290 3 View

I have started to design a Lithium ion battery in Comsol. I need to merge the LIB model with PDEs. any idea how to do that ?

the electrode structure has secondary pore networks , so I need to use different governing equations for the electrodes. I tried to use PDEs , but I have not get any results. Does anybody have any...

02 January 2021 3,225 1 View

How many and which spin multiplicities we should choose for optimization the adsorption of O2 gas with metal complexes?

I want to optimize the interaction between the the O2 molecule and a metal nanocluster, but I need to know which multiplicities I should choose?

25 November 2020 716 2 View

Why Hiden mass spectrometer shows wrong percentages after calibration?

Hello every one I was wondering if someone could help me solve the problem that I have with my Mass Spectrometer. Actually I have already calibrated my MS device for a mixture of 60% Ar and 40 %...

19 November 2020 2,984 3 View

Problem with converting FEM code from MATLAB into Python; what is the fastest solution?

Dear all, I developed a hybrid Phase Field-Finite Element Model (PF-FEM) for fracture of electrode particles of Li-ion batteries. [Isotropic & Hybrid] Phase Field-Finite Element Model (PF-FE......

31 October 2020 8,810 1 View

Dimensionless geometry in Ansys Fluent?

Hi Everyone. I have this dimensionless governing equations that I want to solve in Ansys Fluent. But then, in Ansys Fluent, the geometry only dimensional. So my question is, does dimensionless...

17 September 2020 9,096 3 View

What is the best method for the reaction of a acid and an epoxy monomer?

I am going to react a free fatty acid with 1,2-epoxydecane.

11 August 2020 8,227 2 View

Grow E.coli in 384 microplates without shaking?

Hello, I need to grow E. coli in 384 microplates directly from colonies. They contain an Amp resistance plasmid. We cannot shake the plate. I tested LB, but they grow poorly. Any suggestion to...

11 August 2020 5,386 3 View

How can I optimize a crystal structure?

I want to optimize a crystal structure that contains a mercury atom with six-coordinated (according to the cif file) but in one monomer of this structure only 3 atoms connected to Hg, I have...

07 July 2020 9,523 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

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS?

I need to model masonry and reinforced concrete minarets for my MSc thesis. Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS? (Or any other program for just...

01 March 2021 736 3 View

How to assign different material properties to each element in Abaqus ?

Hello, I am writing a python script to generate my model and write the input file. The problem is I have 1000 elements in my mesh and I want to assign different material properties to each...

01 March 2021 9,511 3 View

How to define tie constraint between rigid body and another part in dynamic explicit model of Abaqus?

Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...

28 February 2021 3,442 2 View

How to model the battery pack in PSIM or PSCAD?

Hello, I have simulated a single battery cell using Thevenin equivalent circuit. For a battery pack, I have a large number of cells connected in series and parallel connections. Is there any way...

28 February 2021 2,116 1 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How can I convert .vesta file to a .cif file?

I've used the "export data" option in Vesta software to convert my unit cell into a cif file however when I use that cif in atomsk it shows error such as "can't read the position of atom 0". If I...

28 February 2021 4,966 3 View