How Can I define 3*6 matrix in COMSOL?

07 August 2015 9,020 2 View

Does anybody have Pdf of Design of the Microelectrode and Modeling of the Brain tissues of MEMS modules in COMSOL 4.1?

07 August 2015 4,309 0 View

Can i simulate experimental work on quantum cascade leser with comsol?

Hello everybody I want to simulate this thesis with COMSOL. (Heat transfer in solid and electromagnetic wave envelope). is it possible? I don't know which Q and T , I should use with what...

04 May 2015 1,336 0 View

How can I solve this error (Failed to find a solution.Singular matrix.Returned solution is not converged.)?

Im working on three modules to gather (semiconductor, electrostatic, heat transfer in solid) for Schottky diode. when COMSOL solve them to gather , has this error: (Failed to find a...

04 May 2015 7,035 4 View

How can i solve two physics togather (electromagnetic wave and heat transfer in solid) in COMSOL5?

Hello everyone, How can i solve two physics togather (electromagnetic wave and heat transfer in solid) in COMSOL5? and which study can solve both of them? thanks alot

04 May 2015 9,725 5 View

Where should I use port in this COMSOL geometry?

04 May 2015 2,898 1 View

Whats does the following error mean in COMSOL: Failed to find consistent initial values?

Hello everybody Im working on plasma, whit helium gas and time-dependent study. its make this error:Failed to find consistent initial values.Last time step is not converged. can anybody help me,...

04 May 2015 1,349 9 View

How can I simulate Second Order Susceptibility?

I want to simulate Second Order Susceptibility, which method and software is better? Thank a lot.

01 February 2015 6,974 0 View

Relative permeability of graphene?

09 October 2014 9,817 11 View

Second harmonics generation - graphene?

07 August 2014 4,585 6 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

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

How to Eliminate cosine error and abbe error in LASER measurement system(for example Rhenishaw XL80)?

I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...

28 February 2021 4,890 3 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

How can we limit artifacts caused by rotation in fiber photometry?

We are trying to run fiber photometry experiments for long time scales, but we get these sinusoidal artifacts that come up. We think they may be caused by twisting of the fiber optic subject...

25 February 2021 568 1 View

How to measure angle between laser travel path and machine axis in Laser Measurement system?

25 February 2021 1,987 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

How can I verify my centrifugal fan design for electric motor cooling?

I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...

23 February 2021 2,390 3 View

Thermal reduction of graphene oxide.?

I am trying to reduce graphene oxide by thermally but I have no proper information regarding this. Can any one help me regarding the details about temperature and time for the reduction of...

23 February 2021 4,155 4 View