Curriculum Vitae
Department of Electrical and Computer Engineering,
Universite de Sherbrooke,
2500, boul. de l'Universite,
Sherbrooke, J1K 2R1 (Quebec) Canada
(819) 821-8000 #62890 (office)
(819) 562-7995 (home)
vozny [at] elinity.com
Work experience
- Oct 2004 - present
- Postdoctoral fellow, University of Sherbrooke, Sherbooke, QC, Canada
Education
- 2001-2004
- Ph. D. in Physics of semiconductors and dielectrics, Chernivtsi National University, Ukraine
Thesis:
Electronic band structure, optical properties and chemical bonding of group III nitride alloys
- 2000-2001
- M. Sc. in Semiconductor microelectronics, Chernivtsi National University, Ukraine
Thesis: Optical properties of gallium nitride (GaN) and aluminum nitride (AlN) under pressure
Graduated with honors - 1996-2000
- B. Sc. in Semiconductor microelectronics, Chernivtsi National University, Ukraine
Thesis: Electronic band structure and spatial charge distribution of gallium nitride (GaN) and aluminum nitride (AlN)
Graduated with honors
Research experience
- Functionalization of semiconductor surfaces for bio-detection
- Using ab initio modeling as a complementary characterization tool to understand the atomic level processes of thiols SAM formation on GaAs
- Verification of the interface robustness
- Improvement of thiol deposition technique
- Estimation of the applicability limits of current materials and finding more suitable materials (choice of thiols type and endgroup, semiconductor material and surface orientation / reconstruction)
- Participation in bio-sensor architecture design
- Choice of signal for sensing (QDs vs surface, label-free vs fluorescence sensing)
- Development of technique for selective-area deposition of thiol SAMs
- Concept of quantum-well structure for improved sensitivity of optical signal to virus immobilization
- Using ab initio modeling as a complementary characterization tool to understand the atomic level processes of thiols SAM formation on GaAs
- Characterization of group-III nitrides
- ab initio modeling of disorder and strain effect on stability and optical properties of ternary alloys
- Characterization of III-nitride surfaces using wetting angle measurements
- Surface free energy and molecule-surface interactions theory and ab initio modeling
- Laser assisted quantum well intermixing (QWI) for applications in photonics
- Finding optimal laser parameters for improved lateral resolution
- Finite element method (FEM) modeling of light adsorption, heat propagation, thermal diffusion and confined energy levels shift in quantum wells.
- First principles modeling of defects formation and propagation at semiconductor-insulator interface under laser irradiation
- Finding optimal laser parameters for improved lateral resolution
Expertise
- Density Functional Theory
- Techniques
- Electronic band structure calculations using localized and plane-wave basis sets
- Chemical bond analysis: orbitals, hybridization and energetics
- Optical properties and analysis of optical transitions
- Phonon dispersion spectra
- Surface energy calculations
- Problems
- Physisorption and chemisorption of molecules on surface
- Self-assembly
- Semiconductor surfaces (reconstructions, electron counting, passivation)
- Doping and point defects
- Disordered alloys
- Packages
- SIESTA, personally developed Empirical Pseudopotential Method code, Materials Studio, HyperChem
- Techniques
- Finite Element Method
- FEMLAB package: Heat transfer, Diffusion, Shroedinger equation and Structural mechanics modules
- Basic knowledge in analysis of experimental data: STM, XPS, FTIR, ellipsometry, PL, wetting angle.
- Programming languages: FORTRAN, C++, Delphi, PHP, SQL, HTML
- Fluent in English, French, Russian, Ukrainian
Teaching experience
- 2005, 2006
- Practical part of the M. Sc. course "Principles of lasers and laser assisted microfabrication": Finite Element Method modeling of laser light and heat propagation in semiconductors.
University of Sherbrooke, Sherbooke, QC, Canada - 2002, 2003
- Practical part of the M. Sc. course "Theory of electrical and electronic circuits"
Chernivtsi National University, Ukraine
Publications
Full list of publications and reprints of posters and presentations is available on Publications page.