네트워크

화공

반도체소자공정연구실

Research Interests

 

1. Gas Sensors

- Highly sensitive  nonpolar and semi-polar GaN hydrogen sensors using photo-chemical etching was developed.

- Hydrothermally grown a-plane ZnO hydrogen sensor was demonstrated.

- AlGaN/GaN HEMT based hydrogen sensors using Pt nano-networks with large surface to volume ratio were developed.

- Dependence of crystal plane and polarity in GaN on hydrogen sensing was investigated.

 

2. Light Emitting Diodes

- Nonpolar a-plane n-type ZnO (grown by facile solution method) / p-GaN hybrid LED was realized.

- Organic LED with improved cryogenic LiF/Al electrode was developed.

- Self-annealing process of neutron irradiated InGaN/GaN LEDs was investigated.

 

3. GaN based RF and Power Devices

- Degradation mechanisms of AlGaN/GaN high electron mobility transistor (HEMT) were elucidated.

- Effects of neutron and proton irradiation on GaN based HEMTs were investigated.

- Enhancement mode GaN metal oxide semiconductor (MOSFET) using Si diffusion was developed.

 

4. InGaAs based Photodetectors

- Optimal design of InGaAs based metal semiconductor metal (MSM) photodector was established.

- Effect of transparent ITO electrode on MSM photodetector was investigated.


국가

대한민국

소속기관

단국대학교 (학교)

연락처

책임자

장수환 jangmountain@dankook.ac.kr

소속회원 0