Pawan Kumar

6 Questions 7 Answers 0 Followers

Questions related from Pawan Kumar

Is there any difference between the saturation velocity of MBE grown ZnO and Sputtering grown ZnO?

Is there any difference between the saturation velocity of MBE(epitaxial) grown ZnO and Sputtering grown ZnO?

13 October 2020 1,513 4 View

By which process I can found presence of surface donor state and surface acceptor state on barrier layer surface of AlGaN/GaN HEMT?

26 May 2020 6,719 0 View

Which model is used in ellipsometry to calculation thickness and roughness of titanium metal thin film?

Which model is preferred in spectroscopy ellipsometry to calculation thickness and roughness of titanium metal thin film?

31 January 2020 3,369 2 View

Why are we prefer ohmic contact of AlGaN/GaN HEMT annealed in nitrogen environment other than vaccum?

01 January 1970 3,001 4 View

Ohmic contact is made by Ti/Al/Ni/Au for AlGaN/GaN HEMT.

As per the literature, ohmic contact is made by Ti/Al/Ni/Au for AlGaN/GaN HEMT. What is the role of every metal for the ohmic contact? For the ohmic contact formation researcher did the rapid...

01 January 1970 4,063 4 View

Alloy potential in between AlGaN/GaN and MgZnO/ZnO.

Something change in Alloy potential if MgZnO/ZnO growth done by sputtering rather than MBE or MOCVD.

01 January 1970 5,182 0 View