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

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

Where do I find some research works/papers that reports COMSOL simulation of a calorimetric thermal flow sensor?

Dear Researchers, I'm working on simulating and studying the behaviour of calorimetric flow sensor numerically. Hence, COMSOL multiphysics can be a great choice of...

09 October 2017 2,625 2 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

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Should we change media after1st 6hrs after plating HUVEC bought from INVITROGEN?it's not recomended by invitrogen.Will DMSO present in stock matter?

We have HUVEC bought from Invitrogen. Cat no -C-003-5c. while first plating the cells we have bought the protocol suggests not to centrifuge the cell with media to remove the DMSO. Should we...

02 March 2021 3,713 2 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

How to grow E.coli on the low salt LB agar plate with 50 or 100ug/ml of Blasticidin?

Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...

01 March 2021 2,027 2 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 3 View

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 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

Benefits of the 24 welled plate?

We have always used the 96 welled plate, the 48 welled plate but apparently there is much evidence on the 24 welled plate and above all its benefits.It states it is the same you would use on ELISA...

28 February 2021 1,149 1 View