Hyunjin Kim

3 Questions 2 Answers 0 Followers

Questions related from Hyunjin Kim

What is the role of oxygen vacancy about deep / show state?

I am studying the electrical instability when applying positive bias stress to the a-IGZO TFT. At this point, the transfer curve moves in the negative direction, and I think it's the influence of...

12 March 2023 1,779 2 View

How to set-up the Low frequency noise measurement equipment?

I'm working on measuring the low frequency noise of TFT. I have a SR570 (pre-amplifier), 2614B (source meter) to measure the LFN. In order to proceed with the measurement, the gate of the TFT is...

04 January 2023 174 0 View

Why I am getting 60hz harmonics in spectral analyzer, how to remove them?

i am working with spectral analyzer (35670a) with noise current amplifier (SR570), however, when i used to experiment about IGZO TFT's low frequency noise, i usually get a 60hz harmonic noise...

01 September 2022 4,776 2 View