Research

Thin-film Deposition

Chemical and physical deposition techniques for the development of thin films by chemical bath deposition, thermal evaporation, DC-RF Sputtering.

Thin-film Characterization

Structural, morphology, optical, and electrical characterization of thin films by XRD, Raman, AFM, UV-VIS-NIR spectroscopy, Hall Effect, Thermoelectric.

SCAPS-1D: Heterojunctions

Analysis of thin-film solar cells: High resistive transparent layers (HRT), pn-heterojunction, absorber layer thickness, carrier density, recombination, and back-front contact.

  • JV Curve: Rs, Rp, Voc, Jsc, FF, η
  • External quantum efficiency: EQE
  • Capacitance voltage: CV.