Nudrat Sufiyan

7 Questions 10 Answers 0 Followers

Questions related from Nudrat Sufiyan

How can I solve this error in SILVACO ATLAS TCAD for RF Analysis (Ft/Fmax Graph)?

I am trying to do RF analysis, it is giving following error. Warning: Calculated gain GUmax is negative. This condition usually arises when contact resistances are specified. Consider using...

11 February 2023 9,004 1 View

How can we do off state breakdown voltage calculation using drain leakage current analysis of AlGaN\GaN HEMT in SILVACO TCAD?

Hello everyone, I am trying to do simulation for (Id vs Vd) off state breakdown voltage of AlGAN\GaN HEMT in SILVACO TCAD. I am not getting correct result . I have also attached the code. Please...

09 December 2022 5,767 2 View

Material parameters required for sic substrate in AlGan\GaN HEMT SILVACO TCAD simulation ?

Hello everyone, I have designed a structure using sapphire as a subtsrate and now I want to replace sapphire substrate with Sic semi insulator in substrate region so what are the material...

25 November 2022 766 2 View

How can I plot 2DEG vs gate voltage of AlGaN]GaN HEMT in SILVACO TCAD?

Dear all, I am trying to take graph between 2DEG vs gate voltage. Anyone please explain me the procedure for this. As I am getting electron concentration from cutline of structure and separate...

30 August 2022 6,010 2 View

Effect on conductivity by variation of AlN thickness in AlGaN HEMT??

I have plotted energy band diagram for different AlN spacer layer thickness of AlGaN\AlN\GaN HEMT using SILVACO TCAD. In this I have obsereved that on increasing thickness of AlN spacer...

12 August 2022 4,801 0 View

What should I change in my SILVACO code to get correct structure of AlGaN HEMT with stern layer and bio layer?

Hello everyone! I am trying to reproduce a research paper in SILVACO based on GaN HEMT. But not getting correct structure of AlGaN HEMT given in paper, as I am getting error. Please tell what...

21 April 2022 4,105 0 View

Can anyone provide a SILVACO TCAD simulation code(in DeckBuild environment) for AlGaN/GaN HEMT?

Need the code for reference purpose. I've seen the AlGaAs /GaAs HEMT example in SILVACO's example section , but I need the AlGaN/GaN based HEMT code. As I have tried to design a GaN HEMT...

05 June 2021 728 5 View