Research Interests
Materials & Growth
- III-Nitride semiconductor materials (AlN, GaN, InN)
- III-Nitride thin-film growth (Plasma-enhanced atomic layer deposition, MOCVD)
- Metal-Oxide semiconductor materials (ZnO, TiO2, SnO2)
- Metal-Oxide thin-film growth (DC/RF-Sputtering, atomic layer deposition)
- Piezo-electric thin-films (AlN, ZnO)
- Tunable/smart alloys (Phase change – GST / Tunable dielectric – BST)
- Durable materials (BN)
Devices & Applications
- Opto-electronics: Photodetectors, LEDs based on III-Nitride compounds
- Electronics: High-power/high-frequency III-Nitride transistors, thin-film transistors (TFTs)
- Renewable energy: Inorganic solar cells, hybrid organic/inorganic solar cells, dye synthesized solar cells (DSSC)
- Sensing: Chemical/gas sensors for environmental monitoring using ZnO/SnO2/TiO2 nanostructures and ZnO/AlN SAW sensors
- Wireless communication: Novel materials & architectures for next-generation smart/green wireless communication systems
- Functional surfaces: Photocatalytic coatings based on hybrid organic/inorganic nano-structures using ALD
- Health monitoring & Medical diagnosis: Biological sensors, micro-needles, Lab-on-a-Chip (LoC) devices & systems
- National security and defense: Reconfigurable RF-antenna systems for agile & secure communication systems