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

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