Venkata Karthik Yadav Penna

Post-doctoral fellow

Post-doctoral fellow

Research Interests

 Optoelectronics, Sensors, Photovoltaics, Ferroelectric capacitors, Energy Materials, and Thin films

Selected Publications

  • Effect of sputter pressure on UV photodetector performance of WO3 thin films, P. V. Karthik Yadav, B Ajitha, Y. A. K. Reddy, V. R. M. Reddy, M. Reddeppa, M.D. Kim, Applied Surface Science 536, 147947, (2021)
  • Recent advances in development of nanostructured photodetectors from ultraviolet to infrared region: A review, P.V. Karthik Yadav, B. Ajitha, Y. A. K. Reddy, A. Sreedhar, Chemosphere 279, 130473, (2021)
  • WS2/WO3 Heterostructure-based photodetectors on SiO2/Si for future optoelectronics, P.V. Karthik Yadav and Y. Ashok Kumar Reddy, ACS Appl. Electron. Mater. 5, 2538−2547, (2023)
  • Oxygen partial pressure dependent UV photodetector performance of WO3 sputtered thin films, P.V. Karthik Yadav, Y. A. K. Reddy, B. Ajitha, V. R. M. Reddy, Journal of Alloys and Compounds 816, 152565, (2020)
  • Advancements of uncooled infrared microbolometer materials: A review, P.V. Karthik Yadav, I. Yadav, B. Ajitha, A. Rajasekar, S. Gupta, Y. A. K. Reddy, Sensors & Actuators: A. Physical 342, 113611, (2022)
  • High porosity and oxygen vacancy enriched WO3-x thin films for room temperature hydrogen gas sensors, Ramya Barathy T, P.V. Karthik Yadav, A. Mondal, B. Ajitha, J. Jarugala, Y. A. K. Reddy, International Journal of Hydrogen Energy
  • Microstructure tailoring for enhancing the energy storage performance of 0.98[0.6Ba(Zr0.2Ti0.8)O3-0.4(Ba0.7Ca0.3)TiO3]- 0.02[BiZn1/2Ti1/2O3] ceramic capacitors, A.R. Jayakrishnan, P. V. Karthik Yadav, J.P.B. Silva, K.C. Sekhar, Journal of Science: Advanced Materials and Devices 5, 119e124, (2020)


  • Ph.D., Physics, IIITDM-Kancheepuram, Chennai, Tamilnadu, India, 2019 - 2023
  • I.M.Sc., Physics, CUTN, Thiruvarur, Tamilnadu, India, 2014 - 2019

Professional Profile

Postdoctoral fellow, KAUST, Thuwal, Saudi Arabia 2023-Current


Best paper award (1st prize) in International Conference on Material Science for Societal Advancement, MSSA-2019.

KAUST Affiliations

KAUST Solar Center (KSC)

Division of Physical Science and Engineering (PSE)

Research Interests Keywords

Optoelectronics Gas Sensors photovoltaics Ferroelectric Capacitors Energy Material Thin film