Curriculum Vitae

Olena Okhay

Data da última atualização »Last update : 23/06/2011


Olena Okhay. É da Universidade de Aveiro. Publicou 11 artigos em revistas especializadas. Possui 19 itens de produção técnica. Recebeu 2 prémios e/ou homenagens. Actua na área de Engenharia dos Materiais Nas suas actividades profissionais interagiu com 28 colaboradores em co-autorias de trabalhos científicos.


Endereço de acesso a este CV:

http://www.degois.pt/visualizador/curriculum.jsp?key=0471232139542395


Dados pessoais (Personal data)
Nome completo
Full name
Olena Okhay
Nome em citações bibliográficas
Quoting name
O.Okhay
Domínio científico de atuação
Scientific domain
Engenharia e Tecnologia-Engenharia dos Materiais.
Engenharia e Tecnologia-Nanotecnologia.
Engenharia e Tecnologia-Engenharia Electrotécnica, Electrónica e Informática.
Ciências Exactas-Física.
Endereço profissional
Professional address
Universidade de Aveiro
Departamento de Engenharia Mecânica
Centro de Tecnologia Mecânica e Automação - TEMA
Campus Universitario de Santiago
Aveiro
3810-193 Aveiro
Portugal
Apartado: Aveiro
Correio electrónico: olena@ua.pt
Sexo
Gender
Feminino»Female




Graus Académicos (Academic Degrees)
2009 Doutoramento
Phd
Material Science and Engineering (6 anos » years) .
Universidade de Aveiro, Portugal.

1999 Mestrado
Master degree
Microelectronics and Semiconductor Devices (2 anos » years) .
National Technical University of Ukraine- Kiev Polytechnic Institute, Ucrânia.

1997 Bacharelato
Bachelor degree
Electronics (4 anos » years) .
National Technical University of Ukraine- Kiev Polytechnic Institute, Ucrânia.





Vínculos profissionais (Professional Positions)
Universidade de Aveiro
Jan/2009-Actual Outra Situação

Universidade de Aveiro
Abr/2003-Dez/2008 PhD student

Research Institute of social-economic Problem of City Kiev
Nov/2000-Fev/2003 Researcher

SRC Fonon
Mar/1999-Nov/2000 Researcher

National Technical University of Ukraine- Kiev Polytechnic Institute
Set/1993-Mar/1999 estudante

Optic-mechanical technical school of Kiev
Set/1989-Jul/1993 outra





Atividades de Formação Profissional (Professional education activities)


Universidade de Aveiro
Abr/2003-Dez / 2008




National Technical University of Ukraine- Kiev Polytechnic Institute
Set/1993-Mar / 1999






Outras atividades técnico científicas (Other technical-scientific activities)
Universidade de Aveiro
Jan/2009-Actual
Atividade realizada»Activity:





Research Institute of social-economic Problem of City Kiev
Nov/2000-Fev/2003
Atividade realizada»Activity:





SRC Fonon
Mar/1999-Nov/2000
Atividade realizada»Activity:





Optic-mechanical technical school of Kiev
Set/1989-Jul/1993 Departamento de Engenharia Mecânica
Atividade realizada»Activity:







Línguas (Languages)
Compreende
Understandig
Ucraniano (Bem), Russo (Bem), Inglês (Pouco), Alemão (Razoavelmente), Português (Pouco).
Fala
Speaking
Ucraniano (Bem), Russo (Bem), Inglês (Pouco), Alemão (Razoavelmente), Português (Pouco).

Reading
Ucraniano (Bem), Russo (Bem), Inglês (Pouco), Alemão (Razoavelmente), Português (Pouco).
Escreve
Writing
Ucraniano (Bem), Russo (Bem), Inglês (Pouco), Alemão (Razoavelmente), Português (Pouco).




Prémios e títulos (Awards Prizes, and Honours)
2004 1st prize in the concurs of the poster with work “Microstructural studies of Mg doped SrTiO3 films”, "XXXIX Meeting of the Portuguese Society for Microscopy and Cell Biology”, Aveiro, Portugal.
2008 Young Scientist Award in Symposium F: Multiferroic and magnetoelectric materials, with the work Electric and Magnetic Properties of Incipient Ferroelectric Films Doped with Manganese , European Materials Research Society (E-MRS) Spring Meeting, Strasbourg, France.




Produção científica, técnica e artística/cultural (Scientific, technical and artistical/cultural production)
Artigos em revistas sem arbitragem científica
Papers in periodics without scientific refereeing
1. O.Okhay; Wu, A.; Vilarinho, P.M.; Tkach, A.. 2011. "Dielectric relaxation of Sr1-1.5xBixTiO3 sol-gel thin films", J. Appl. Phys., 109: 0641031 - 0641038.
2. Tkach, A.; Almeida, A.; Moreira, J.A.; Correia, T. M; Chaves, M.R.; O.Okhay; Vilarinho, P.M.; Gregora, I.; Petzelt, J.. 2011. "Enhancement of tetragonality and role of strontium vacancies in heterovalent doped SrTiO3.", APPLIED PHYSICS LETTERS, 98: 0529031 - 0529033.
3. O.Okhay; Vilarinho, P.M.; Tkach, A.. 2010. "Low temperature dielectric characterization of Mg-doped SrTiO3 thin films prepared by sol-gel", APPLIED PHYSICS LETTERS, 96: 1529061 - 1529063.
4. O.Okhay; Wu, A.; Vilarinho, P.M.; Tkach, A.. 2010. "Dielectric response of polycrystalline Sr1-1.5xBixTiO3 thin films under direct current bias", APPLIED PHYSICS LETTERS, 97: 0629121 - 0629123.
5. Tkach, A.; O.Okhay; Vilarinho, P.M.; Kholkin, A.L.. 2008. "High dielectric constant and tunability of strontium titanate ceramics modified by chromium doping", J. Phys.: Condens. Matter., 20: 4152241 - 4152248.
6. Trepakov, V.A.; Savinov, M.E.; O.Okhay; Tkach, A.; Vilarinho, P.M.; Kholkin, A.L.; Gregora, I.; Jastrabik, L.. 2007. "Dielectric permittivity and Cr3+ impurity ion probe luminescence in SrTiO3 sol–gel ceramics", J. Europ. Cer. Soc., 27: 3705 - 3707.
7. O.Okhay; Wu, A.; Vilarinho, P.M.; Reaney, I.M.; Ramos, A.R.L.; Alves, E.; Petzelt, J.; Pokorny, J.. 2007. "Microstructural studies and electrical properties of Mg-doped SrTiO3 thin films", Acta Mater, 55: 4947 - 4954.
8. O.Okhay; Bergano, V. M. X; Wu, A.; Vilarinho, P.M.. 2006. "Bi effect on the microstructure and dielectric properties of SrTiO3 thin films ", Adv. Mater. Forum III, 514: 245 - 248.
9. O.Okhay; Wu, A.; Vilarinho, P.M.. 2005. "The Mg influence on the properties of SrTiO3 thin films", Journal of the European Ceramic Society, 25: 3079 - 3083.
10. Khymenko, O.A.; Melkov, G.A.; Melnikov, V.S.; O.Okhay. 2000. "Transport and microwave properties of in-situ pulsed-laser-deposited structures YBa2Cu3O7-X/YSZ/(1012)Al2O3 and YBa2Cu3O7-X/CeO2/(1012)Al2O3", Proceedings of the SPIE conference, 3941: 3941 - 3946.



Apresentação oral de trabalho
Oral work presentation
1. O.Okhay; Tkach, A.; Vilarinho, P.M.; Bedanta, S.; Shvartsman, V.V.; Kleemann, W.. Electric and Magnetic Properties of Incipient Ferroelectric Films Doped with Manganese,European Materials Research Society (E-MRS) 2008 Spring Meeting,2008 (Poster).
2. O.Okhay; Tkach, A.; Wu, A.; Vilarinho, P.M.. Strontium titanate based thin films for tunable device applications,International Summer School on Inorganic Functional Materials,2008 (Outra).
3. O.Okhay; Wu, A.; Vilarinho, P.M.; Soares, M.R.; Reaney, I.M.; Petzelt, J.; Pokorny, J.. Stress effect and microstructure properties on sol-gel SrTiO3 films,IV Jornadas CICECO,2007 (Outra).
4. O.Okhay; Tkach, A.; Vilarinho, P.M.. Low-temperature dielectric properties of Zn-doped SrTiO3 thin films prepared by sol-gel,International Symposium on Integrated Ferroelectrics- ISIF 2007,2007 (Poster).
5. O.Okhay; Tkach, A.; Wu, A.; Vilarinho, P.M.. Low temperature dielectric relaxation of Sr1-1.5xBixTiO3 sol-gel thin films,10th International Conference and Exhibition of the European Ceramic Society - ECERS,2007 (Poster).
6. O.Okhay; Tkach, A.; Wu, A.; Vilarinho, P.M.; Petzelt, J.; Pokorny, J.. Lattice dynamics studies of undoped and doped SrTiO3 films,DyProSo XXXI - 31st International Symposium on the Dynamic Properties of Solids,2007 (Poster).
7. O.Okhay; Tkach, A.; Wu, A.; Vilarinho, P.M.. Stress Influence on Dielectric Properties of Polycrystalline SrTiO3 Films, 2007 MRS Fall Meeting,2007 (Poster).
8. O.Okhay; Wu, A.; Vilarinho, P.M.; Reaney, I.M.. Surface and interface characteristics of polycrystalline SrTiO3 films on different substrates,INCOMAM´07 International Conference on Microscopy and Microanalysis XLII Congress of the Portuguese Microscopy Society,2007 (Poster).
9. O.Okhay; Wu, A.; Vilarinho, P.M.; Soares, M.R.; Petzelt, J.; Pokorny, J.. Stress effect on sol gel SrTiO3 films: structure, microstructure and electrical properties at room temperature,Electroceramics X,2006 (Poster).
10. Trepakov, V.A.; O.Okhay; Kholkin, A.L.; Vilarinho, P.M.; Savinov, M.E.; Gregora, I.; Jastrabik, L.. Polarization response and microscopic quantum paraelectricity in SrTiO3 sol-gel ceramic,Electroceramics X,2006 (Poster).
11. O.Okhay; Wu, A.; Vilarinho, P.M.; Bergano, V. M. X. Bi effect on the microstructure and dielectric properties of SrTiO3 thin films,Materiais 2005 - XII Portuguese Materials Society Meeting, III International Materials Symposium,2005 (Poster).
12. Tkach, A.; O.Okhay; Vilarinho, P.M.; Kholkin, A.L.. SrTiO3 ceramics for tunable components: Sr-site substitution with Cr3+ and Mn2+,EMSG 2005,2005 (Poster).
13. O.Okhay; Wu, A.; Vilarinho, P.M.. Stress-influence on the Properties of Mg doped SrTiO3 Thin Films,2005 MRS Fall Meeting,2005 (Poster).
14. O.Okhay; Wu, A.; Vilarinho, P.M.. The Mg influence on the properties of SrTiO3 thin films,Electroceramics IX,2004 (Poster).
15. O.Okhay; Wu, A.; Vilarinho, P.M.. Preparation and Characterization of Zn doped SrTiO3 thin films,Junior Euromat 2004,2004 (Poster).
16. O.Okhay; Wu, A.; Vilarinho, P.M.; Reaney, I.M.; Ramos, A.R.L.; Alves, E.. Microstructural studies of Mg doped SrTiO3 films,XXXIX Meeting of the Portuguese Society for Microscopy and Cell Biology,2004 (Poster).
17. Khymenko, O.A.; Makarenko, V.A.; O.Okhay; Onopchenko, O.V.. Pulsed-laser deposition setup for high-temperature superconducting thin-films fabrication,SPIE Conference “Laser Applications in Microelectronic and Optoelectronic Manufacturing VI”,2001 (Poster).
18. Khymenko, O.A.; Melkov, G.A.; Melnikov, V.S.; O.Okhay. Transport and microwave properties of in-situ pulsed-laser-deposited structures YBa2Cu3O7-X/YSZ/(1012)Al2O3 and YBa2Cu3O7-X/CeO2/(1012)Al2O3,SPIE Conference “Combinatorial and Composition Spread Techniques in Materials and Device Development”,2000 (Poster).
19. O.Okhay; Khymenko, O.A.; Melnikov, V.S.; Belousov, I.V.. In-situ lift-off lithography patterned the YBa2Cu3O7-x thin films produced by pulsed laser deposition,SPIE Conference “Challenges in Process Integration and Device Technology”,2000 (Poster).








Indicadores de produção (Production indicators)

Total
Produção científica
Scientific production
10

Artigos científicos em revistas
Papers in periodics
10
Sem arbitragem científica
Without scientific refereeing
10

Total
Produção técnica
Technical production
19

Outros tipos de produção técnica
Other technical production
19


Outras informações relevantes
Research Experience and Skills: - preparation of the high-temperature superconducting films by pulsed laser deposition, by lift-off lithography method and study of the surface morphology and dielectric properties; - preparation of thin films (and ceramics) by sol gel method and study of the structure, microstructure, dielectric properties and surface morphology of incipient ferroelectrics: x-ray diffraction, scanning electron microscopy with energy dispersive spectroscopy, transmission electron microscopy with electron diffraction, atomic force microscopy, dielectric characterisation; - vast background in ceramics processing and grain-boundary engineering; - familiarity with microwave, time-domain terahertz, infrared, micro-Raman spectroscopy, obtained during 1-month stage at the group of Dr.
Jan Petzelt in the Institute of Physics of the Academy of Sciences of Czech Republic in Prague (November, 2004), as well as dielectric measurements at low temperature, obtained during 2-weeks stage in the group of Dr.
Roger Wördenweber in the Institut für Schichten und Grenzflächen, Forschungzentrum Jülich, Germany (July, 2005) and magnetic measurements in group of Prof.
Wolfgang Kleemann in Angewandte Physik, Universität Duisburg-Essen, Duisburg, Germany (April, 2008).
Participation in Short Courses: - Training School “Grain-Boundary related phenomena in ceramic materials: from micro- to nano-scale dimensions” in Genoa, Italy, 06/2005; - Summer School of “Biomedical Use of Hybrids and Advanced Multifunctional Materials for Optics, Sensing and Actuating” in Tenerife, Spain, 10/2006; - Winter School “New architectures for passive electronics” in La Clusaz, France, 01/2007; - Summer School on Inorganic Functional Materials (6/08/2008, São Pedro do Sul, Portugal) with the scientific topics on hexagonal perovskites and related structures, microwave dielectric applications, mixed anion systems, heterogeneous electroceramics, lead-free electroceramics, relaxors and fatigue, mixed conductors, multiferroic materials and theoretical aspects (organized by FAME).


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