Boyue Chen

6 Questions 13 Answers 0 Followers

Questions related from Boyue Chen

Shiny dots in optical microscope image?

Dear all, I was trying to observe the cross section of Al-doped ZnO thin film under optical microscope. It is really strange to observe that there are a lot of shiny dots as shown in the picture....

01 October 2020 6,108 2 View

COMSOL piezoelectric frequency domain modal analysis with electric circuit?

Hi all, I am trying to build a piezoelectric energy harvester in comsol so I coupled the electrical circuit interface with the piezoelectric device multiphysics. i was trying to use the frequency...

24 April 2020 8,334 9 View

How to determine the elasticity, piezoelectric coupling and permittivity matrix for a piezoelectric material?

Hi good morning all, What I intented to do is to inkjet printed Al-doped ZnO on a substrate and pole it to see whether and how much piezoelectricity it will exhibit, but first of all I want to...

23 March 2020 6,133 3 View

In comsol is it possible to set a BC for a couple of seconds and then release it?

As states i am running a time-dependent simulation in solid mechanics. I want to set a prescribed displacement to zero for the first 0.05s and then release it to free. Is there any way that I can...

24 February 2020 7,381 3 View

What is the best fabrication method for the structure if I want to use carbon fibre based thermosetting matrix composite material?

Hi all. I want to build a structure with easy process as illustrated in the picture using CFRP. I have read about some basic open molding techniques and I think I might need to 3D print a mold for...

08 January 2020 5,805 1 View

Doping for thermoelectric material?

I am a new phd student and my project is about thermoelectrics. I read some papers and I found from proper doping the thermoelectric material can be p-type or n-type and I wish I can study some...

26 December 2019 7,138 16 View