How to formulate or simulate FSI and 6DOF together?

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Could you please suggest to me research in which a relation between the shear wave velocity and the degree of saturation for stone was discussed?

Hi all, I am looking for a graph or a relation that relates the degree of saturation and the shear wave velocity for the marlstone. Looking forward to your suggestions Best Regards

24 February 2021 9,690 1 View

Do I need to ask permission to use pictures for my questionnaire?

I would like to use some photo from a government website for my questionnaire. But, different photo is from the different owner. So, should I just get permission from that government body or still...

23 February 2021 1,631 3 View

How can I convert permeability unit from barrer to m^2 for using COMSOL MultiPhysics?

I am looking for gas permeability of PDMS for simulation in COMSOL MultiPhysics and using creeping flow , fluid and matrix properties. The permeability unit in COMSOL is m^2 whereas I have the...

08 February 2021 4,305 2 View

How to model linear-elastic large deformation of 1D Uniaxial stress in ABAQUS?

Dear researchers, how to model linear-elastic large deformation of 1D Uniaxial stress in ABAQUS? How does the abaqus distinguish between the 1d uniaxial stress and strain analysis? Thanks in advance.

20 December 2020 370 2 View

How to convert Shamsi dates into Christian dates in SPSS?

Hi I have a database in which there are several dates indexed as strings and in Shamsi format. I need them as dates (not strings) and prefer them to be Christian. I have tried "Date and Time...

14 December 2020 2,798 3 View

Is reconstitution solvents (etc: acetone, methanol) in the last step of extraction important in securing the compounds peak in the HPLC or LC-MS/MS?

I have used different reconstitution solvents in my sample extractions for an example, I used methanol as my reconstitution solvents in the water and sediment extraction sample whereas, I used...

25 November 2020 6,842 7 View

No title

Hello there I'm a Ph.D. student in clinical psychology and need to learn R software. I have enough knowledge of SPSS and AMOS. Are these skills enough for starting R software learning for...

23 October 2020 8,220 5 View

How is solubility of CO2 or air in organic solvents such as xylene or cyclohexane?

For some reason, I need to inject a dispersion of an organic solvent and organoclay into a block of soil sample. the organic solvent probably is xylene.

29 September 2020 6,348 4 View

How to decide sample size for tourists based on available tourists arrival data in my case study in Gunung Mulu National Park?

My study will be conducted in Gunung Mulu National Park, Sarawak, Malaysia. The target respondents are local community and tourists. For the local community, there is no problem. But, I am still...

23 September 2020 1,421 1 View

Are there any experimental data on the graphitization effect of neutronics in HTGR?

I'm doing a neutronic simulation of a high-burnup, high-temperature graphite-moderated reactor. Is neutronics significantly affected if graphitization is neglected/considered? Note that I have...

22 September 2020 7,780 3 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

fatal error

16 June 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

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 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

In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein?

Hi In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein? I got this error in the add-ion stage: Fatal error "./ amber99sb-ildn-HHH.ff / force...

01 March 2021 8,747 4 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View