In Comsol i want model a vibrating rigid solid makes acoustic waves in surrounded atmosphere. How can do that?

More Majid Mazloumi's questions See All

What is relation between pressure wave radiated in air from a moving solid and velocity of harmonic moving solid?

Hi, What is the physical relation between pressure induced in air and radiated from a harmonic moving solid and it's velocity? we assume a harmonic moving of solid (plate or beam) with frequency...

31 December 2017 2,754 1 View

What is application of different parameters in comsol transient analysis?

In comsol multi-physics there are 3 parameters those affect the accuracy of solution and also time of computation. 1- study > time dependent >study setting > times > time step we know...

09 October 2017 4,988 0 View

What is different between time dependent modal and time dependent (transient) analysis in comsol?

Hi I'm try to simulate time dependent vibration of a solid in a fluid media such as air in comsol but when i checked it, it shows a damping vibration if i use time dependent modal. for what we...

10 November 2016 9,507 0 View

Problem in plot time dependent vibration in comsol?

Hi, when i plot the time dependent plot of a selected point of a beam (for example in w displacement), the resulted plot was true but it is not smooth enough as i expect it. i try to decrease time...

09 October 2016 4,878 1 View

For what elasticity not use only galerkin potential vector to solve boussinesque problem and add westergaard scalar potential function?

For what , the elasticity references use galerkin potential vector to solve the kelvin problem, but not use directly in boussinesque problem and add the westergaard potential function? I'm not...

04 May 2016 1,754 0 View

Problems about acousto-optic coupling in Comsol, how to check whether the moving mesh is correct?

I’m trying to reproduce the acousto-optic coupling simulation in the paper Frequency–angular resolving LiDAR using chip-scale acousto-optic beam steering. LNOI(lithium niobate on insulator) is...

13 August 2024 9,795 0 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,106 4 View