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Biljana PejovaBiljana Pejova

Name: Biljana Pejova
Date of birth: 21. 06. 1973
Place of birth: Stip - Macedonia
Nationality: Macedonian
E-mail: biljana@iunona.pmf.ukim.edu.mk
Address: Arhimedova 5, 1000 Skopje, Macedonia
Telephone: +389-2-3117055 ext: 554

Education:

  • B.Sc. in Chemistry: Chemical deposition of HgS thin films (Sts.Cyril and Methodius University, Faculty of Natural Sciences and Mathematics, Institute of Chemistry) – January 1998
  • M.Sc. Chemical deposition of semiconducting metal selenides in thin film form and investigation of their optical and electrical properties (Sts.Cyril and Methodius University, Faculty of Natural Sciences and Mathematics, Institute of Chemistry) – October 2002.
  • Ph.D. Chemical deposition, optical and photoelectrical properties of thin films of semiconducting nanocrystalline materials (Sts.Cyril and Methodius University, Faculty of Natural Sciences and Mathematics, Institute of Chemistry) – January 2006.
  • Post-doctoral stay at Uppsala University, Department of Physics and Materials Science, Materials Physics Division, August 2008 – April 2009.

Teaching experience (laboratory exercises):

  • Fundamentals of Inorganic Chemistry for students of Chemistry
  • Chemistry of the Elements for students of Chemistry
  • General and Inorganic Chemistry for students of Physics, General Chemistry for students of Medicine, Dentistry and Biology; Fundamentals of General and Inorganic Chemistry and Chemical Technology for students of Biology-Chemistry
  • Bioinorganic Chemistry
  • Inorganic Synthesis (Preparative Inorganic Chemistry)
  • Chemistry of Coordination Compounds

Teaching experience (numerical exercises):

  • Fundamentals of Inorganic Chemistry for students of Chemistry
  • Chemistry of the Elements for students of Chemistry

Areas of research interest:

  • physics and chemistry of bulk and low-dimensional inorganic semiconductors
  • development and optimization of chemical and sonochemical methods for synthesis of thin solid films
  • nanostructured semiconductor films: structure, optical, electrical and photoelectrical properties
  • optical spectroscopy of solids
  • crystal structure determination and refinement from powder XRD data
  • electrical and photoelectrical measurements of thin solid films
  • band theory of solids
  • quantum dots; quantum dot solids; 3D assemblies of quantum dots
  • collective effects in ensembles of close packed quantum dot solids
  • photophysical phenomena in quantum dot solids
  • sonochemistry
  • Hydrogen absorption in thin films of superlattices and multilayers

Articles:

  • B. Pejova, The Urbach-Martienssen absorption tails in the optical spectra of semiconducting variable-sized zinc selenide and cadmium selenide quantum dots in thin film form, Materials Chemistry and Physics, in press.
  • D. Nesheva, Z. Aneva, B. Pejova, I. Grozdanov, A. Petrova, PHOTOELECTRICAL CHARACTERIZATION OF NANOCRYSTALLINE AgBiS2 THIN FILMS, Journal of Optoelectronics and Advanced Materials, in press.
  • B. Pejova, THE HIGHER EXCITED ELECTRONIC STATES AND SPIN-ORBIT SPLITTING OF THE VALENCE BAND IN THREE-DIMENSIONAL ASSEMBLIES OF CLOSE-PACKED ZnSe AND CdSe QUANTUM DOTS IN THIN FILM FORM, Journal of Solid State Chemistry, 181 (2008) 1961-1969.
  • Biljana Pejova, Ivan Grozdanov, Diana Nesheva, Anna Petrova, SIZE-DEPENDENT PROPERTIES OF SONOCHEMICALLY SYNTHESIZED THREE-DIMENSIONAL ARRAYS OF CLOSE-PACKED SEMICONDUCTING AgBiS2 QUANTUM DOTS, Chemistry of Materials, 20 (2008) 2551-2565.
  • Biljana Pejova, Atanas Tanuševski, A STUDY OF PHOTOPHYSICS, PHOTO-ELECTRICAL PROPERTIES AND PHOTOCONDUCTIVITY RELAXATION DYNAMICS IN THE CASE OF NANOCRYSTALLINE TIN(II) SELENIDE THIN FILMS, Journal of Physical Chemistry C, 112 (2008) 3525-3537.
  • Biljana Pejova, ANALYSIS OF THE SHAPE OF SPECTRAL DEPENDENCE OF ABSORPTION COEFFICIENT AND STATIONARY PHOTOCONDUCTIV-ITY SPECTRAL RESPONSE IN NANOCRYSTALLINE BISMUTH(III) SULFIDE THIN FILMS, Materials Research Bulletin, 43 (2008) 2887-2903.
  • Biljana Pejova, Ivan Grozdanov, CHEMICAL SYNTHESIS, STRUCTURAL AND OPTICAL PROPERTIES OF QUANTUM SIZED SEMICONDUCTING TIN(II) SELENIDE IN THIN FILM FORM, Thin Solid Films, 515 (2007) 5203-5211.
  • Biljana Pejova, Atanas Tanuševski, Ivan Grozdanov, PHOTOPHYSICS, PHOTO-ELECTRICAL PROPERTIES AND PHOTOCONDUCTIVITY RELAXATION DYNAMICS OF QUANTUM-SIZED BISMUTH(III) SULFIDE THIN FILMS, Journal of Solid State Chemistry, 178 (2006) 1786-1798.
  • Biljana Pejova, Ivan Grozdanov, SEMICONDUCTING In2S3 QUANTUM DOTS IN THIN FILM FORM: SONOCHEMICAL VERSUS CONVENTIONAL CHEMICAL SYNTHESIS AND INVESTIGATION OF THEIR STRUCTURAL AND OPTICAL PROPERTIES, Czechoslovak Journal of Physics 56 (2006) 75-84.
  • Biljana Pejova, Ivan Grozdanov, THREE-DIMENSIONAL CONFINEMENT EF-FECTS IN SEMICONDUCTING ZINC SELENIDE QUANTUM DOTS DEPOS-ITED IN THIN-FILM FORM, Materials Chemistry and Physics 90 (2005) 35-46.
  • Biljana Pejova, Atanas Tanuševski, Ivan Grozdanov, SEMICONDUCTING THIN FILMS OF ZINC SELENIDE QUANTUM DOTS, Journal of Solid State Chemistry 177 (2004) 4785-4799.
  • Biljana Pejova, Ivan Grozdanov, MANIFESTATIONS OF THREE-DIMENSIONAL CON¬FINEMENT EFFECTS IN THE OPTICAL SPECTRA OF CdSe QUANTUM DOTS IN THIN FILM FORM, Materials Letters 58 (2004) 666-671.
  • Biljana Pejova, Atanas Tanuševski, Ivan Grozdanov, INVESTIGATION OF PHOTOELECTRICAL PROPERTIES AND RELAXATION DYNAMICS IN PHOTOEXCITED CdSe NANOCRYSTALS IN THIN FILM FORM, Journal of Solid State Chemistry 174 (2003) 276-284.
  • Biljana Pejova, Metodija Najdoski, Ivan Grozdanov, Sandwip K. Dey, CHEMICAL BATH DEPOSITION OF {111} TEXTURED MERCURY(II) SELENIDE THIN LAYERS ON TRANSPARENT POLYESTER SHEETS, Journal of Materials Che¬mistry 9 (1999) 2889-2892.

Total number of published articles: 32

Invited contributions to monographs:

  • Biljana Pejova, STRUCTURAL, OPTICAL AND PHOTOELECTRICAL PROPERTIES OF LOW-DIMENSIONAL SEMICONDUCTORS DEPOSITED IN THIN FILM FORM BY CHEMICAL AND SONOCHEMICAL METHODS, in: Progress in Solid State Chemistry Research, (Ronald W. Buckley, editor), Nova Science Publishers, New York, 2007, 55-115.
  • B. Pejova, Chemically deposited thin films of close packed cadmium selenide quantum dots: photophysics, optical and electrical properties, in: Quantum Dots: Research, Technology and Applications, (Randolf W. Knoss, editor), Nova Science Publishers, New York, in press.

Awards/grants:

Project leader:

  • THREE-DIMENSIONAL ASSEMBLIES OF SEMICONDUCTING QUANTUM DOTS: STRUCTURE, OPTICAL, ELECTRICAL AND PHOTOELECTRICAL PROPERTIES – bilateral Macedonian-Bulgarian project. Leader from Bulgarian side: Assoc. Professor Diana Nesheva, Institute of Solid State Physics, Bulgarian Academy of Sciences.

Reviewer for:

  • The Journal of Physical Chemistry
  • Journal of Solid State Chemistry
  • Physica B
  • Materials Science and Engineering B
  • Materials Research Bulletin
  • Inorganic Chemistry Communications
  • Applied Surface Science
  • Materials Chemistry and Physics
  • Journal of Materials Science

Other activities:

  • Member of the COSENT partnership for nanotechnology;
  • Member of the Organizing Committee of the Fourth Congress of Pure and Applied Chemistry for Students of Macedonia;
  • Member of the Organizing Committee of the XVI Congress of Chemists and Technologists of Macedonia;
  • Member of the Organizing Committee of the XVIII Congress of Chemists and Technologists of Macedonia;