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Roman Peleshchak

Пелещак Роман МихайловичRoman Peleshchak, PhD, DSc (Doctor of Physical and Mathematical Sciences), Professor, Professor of the Department of Physics. State awards: Excellence in Education of Ukraine. In 2001 defended doctoral dissertation on the topic “Electron-deformation effects in crystals with structural inhomogeneities and in strained heterosystems”. Author of more than 380 scientific and educational works. Seven candidate dissertations were defended under the supervision of Professor Roman Peleshchak.

For many years of conscientious work, high professionalism, significant personal contribution to the training of highly qualified specialists and fruitful scientific and pedagogical activity Roman Peleshchak was awarded the Diploma of the Ministry of Education and Science of Ukraine (order from 14.05.2014 № 191k).

Educational disciplines:

  • Nanotechnology in electronics
  • Synergetic principles of the formation of nanostructures
  • Physics of strained low-dimensional nanoheterosystems
  • Synergetics


Scientific interests: The influence of deformation on electrical and optical properties of InAs/GaAs, CdTe/ZnTe nanoheterosystems with quantum dots; the self-consistent electron-deformation-diffusion effects in wide-band semiconductors and heterosystems with self-organized nanoclusters; the study of the mechanisms of passivation by hydrogen of the electrically active centers and its influence on the performance characteristics of sensors of radioactive radiation based on CdTe.

Participation in research projects:

  • The influence of deformation effects on electronic and hole states of quantum dots of InAs/GaAs heterosystem (2005– 2007, state registration number 0105U001877);
  • The formation of electron-hole transitions in stressed heterosystems with self-organized defect-deformation clusters (2008 – 2010, state registration number 0108U000587);
  • Theory of current transfer across the Schottky barrier based on indium arsenide – gallium arsenide strained nanoheterosystems with quantum dots (2011 – 2013, state registration number 0111U001019);
  • Control of the spectrum and direction of radiation of the heterolaser on quantum dots using an acoustic wave (2014 – 2016, state registration number 0114U002615);
  • The influence of acoustoelectronic interaction on the conditions of formation of the surface superlattice under laser irradiation of GaAs, CdTe (2016 – 2018, state registration number 0116U004736);
  • The formation of the superlattice of adsorbed atoms in semiconductors with a zinc blast structure in electric and mechanical fields (2019 – 2021, state registration number 0119U100667).


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Scopus ID 6602604864

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