How can I use an air blower or fan inside a temperature oven?

Dear Researchers, I am trying to study the behavior of thermal sensor at high temperatures. I have a temperature oven to control the temperature which has an inlet(12mm dia) and exhaust...

04 May 2018 2,987 3 View

How can I perform Fast Fourier Transform on an experimental data?

Dear Researchers, I have an sensor output data recorded over a period of time. Now, I would like to convert this time domain data into frequency domain to obtain the bandwidth of the sensor. Can...

03 April 2018 8,623 2 View

How to set thickness for a 2D model?

Dear Researchers, I'm drawing a 2D model to simulate Joule heating. How can I set a desired thickness in a 2D COMSOL model? If I don't have the luxury of setting the thickness, what is the...

01 February 2018 1,526 2 View

How much resistance can an acrylic(PMMA) plate provides on heat subjection?

Dear Researchers, Is acrylic heat resistant ? If so, what is the maximum temperature that an acrylic plate sustain when operated in harsh environments? Thank you

01 February 2018 1,315 2 View

Why my COMSOL 3D model is taking long time to run?

Dear Researchers, I'm running a simulation on calorimetric thermal flow sensors. I tried to use Joule heating and Laminar flow interfaces to obtain the temperature distribution on the surface of...

01 February 2018 4,804 4 View

Why is the output of AD 623 does not change irrespective of the resistor gain?

08 September 2017 2,637 1 View

Transient model problem

07 August 2017 3,592 9 View

How to solve two 4 non-linear complex equations obtained using 2 boundary and continuity conditions each?

In this mathematical problem, I have two non-linear ODE solutions solved analytically. Furthermore, I need to apply two boundary and continuity conditions each to the two solutions which resulted...

10 November 2016 5,238 2 View

How to solve two non-linear second order ODE with 4 boundary and continuity conditions(coupled) analytically?

06 July 2016 6,925 11 View

What could be the challenges in designing a silicon carbide based pH sensor for high temperature applications?

What could be the challenges in designing a silicon carbide based pH sensor for high temperature applications?

01 February 2016 637 1 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Is there any tutorial for comsol general projections?

Hi, im trying to make a projection in a 3d comsol model. I have a non uniforme chanel and my intention is to get the average tempreture in the y-z cross section and se the average tempreture...

02 March 2021 4,624 4 View

Is it possible to do piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch?

How to do Piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch? Piezoelectric coupling between the rectangular substrate and rectangular...

02 March 2021 9,833 3 View

Which SAR dataset to use for generating coherency matrix and performing target decomposition (Description) ?

Working on chandrayaan-2 DFSAR data, there are three datasets available: 1) Slant range image data product: The slant range complex image file. Each pixel is represented by two 4-byte floating...

02 March 2021 8,481 3 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 3 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View