Nikhil Dilip Kulkarni

7 Questions 10 Answers 0 Followers

Questions related from Nikhil Dilip Kulkarni

How to design IDT parameters of SAW device ?

I am working on the design and development of PVDF-based Surface Acoustic Wave Devices. Is there any standard procedure to design SAW IDT parameters like aperture, width of electrode, delay line...

20 October 2021 2,383 4 View

Poling system tripping and sample failure problem?

We recently installed a DC electrical poling system to impart piezoelectric properties to thin polymer films (thickness range:0.1mm). In a test jig, when I apply DC poling voltage, the film...

07 October 2021 8,865 10 View

What should be the process parameters to coat aluminium electrode on PVDF thin film using thermal evaporation ?

I want to coat the Al electrode layer (of about 50nm) on PVDF thin film (having thickness 150um) for nanogenerator application. What should be the process parameters for that?

07 May 2021 7,809 5 View

How to prevent coagulation of reduced graphene oxide particles in pvdf solution?

I'm fabricating PVDF/rGO nanocomposite film using the solution casting technique. While heating the solution in a petri dish, the rGO particles coagulate and form aggregates in PVDF film. How to...

24 April 2021 5,737 2 View

How to change c-axis of ZnO in COMSOL software?

I want to rotate the c axis of the ZnO thin film. In COMSOL by default, the poling direction is along the z-axis. How can I change the same and make it along the x-axis? I have also confusion...

30 March 2021 5,313 1 View

Which target material is to be used for obtaining ZnO thin films using Sputtering technique?

I want to fabricate ZnO thin film on a flexible PEN substrate using RF sputtering technique. Is there any specific target material to be used for getting ZnO film?

16 March 2021 961 9 View

How to add YZ cut Lithium Niobate as a material in COMSOL Multiphysics?

I am looking for YZ cut lithium niobate as a working material for SAW resonator simulations. But in piezoelectric material library of COMSOL, only lithium niobate is present. Where to find YZ cut...

25 February 2021 3,881 0 View