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Valentina Lyubomirova

Email: vlah@chem.uni-sofia.bg

Phone: + 359 2 8161243

Fax: + 359 2 96 25 438

Sofia University „St. Kliment Ohridski”

Faculty of Chemistry and Pharmacy

1164 Sofia, 1 James Bourchier Blivd.


  • M. Sc. – Chemistry, University of Sofia „St. Kliment Ohridski”
  • Ph.D – Analytical Chemistry, University of Sofia „St. Kliment Ohridski”

Professional Experience

  • Assoc. prof. of Analytical Chemistry, University of Sofia “St. Kliment Ohridski”, 2016-
  • Chief Assistant Professor of Analytical Chemistry, University of Sofia „ St. Kliment Ohridski”, 2010-
  • Senior Assistant Professor of Analytical Chemistry, University of Sofia „ St. Kliment Ohridski”, 2009-2010
  • Assistant Professor of Analytical Chemistry, University of Sofia „ St. Kliment Ohridski”, 2008-2009

Specializations and Visiting Researcher at:

  • Czech republic, Charles University in Prague, Faculty of Science, CEEPUS programme, 01.05-30.05.2005;
  • Serbia, University of Belgrade, SCG, Faculty of Technology and Metallurgy, 01.09-30.09.2005;
  • Slovenia, University of Ljubljana, Faculty of Chemistry and Chemical Engineering, 01.04-30.06.2006;
  • Medical University of Gdansk, summer school “Chromatography and Human Health”, Poland, CEEPUS, 06.09-16.09.2006;
  • Poland, CEEPUS student in Nicolaus Copernicus University., Faculty of Chemistry, Chair of Environmental Chemistry and Bioanalytics, CEEPUS programme, 01.10-20.12.2006;
  • Hungary, CEEPUS student in University of Pecs, Department of Analytical Chemistry, Faculty of Sciences and Institute of Bioanalysis, Faculty of Medicine, CEEPUS programme, 01.10-20.12.2007;
  • Slovenia, University of Ljubljana, Faculty of Mathematics and Physics, "Jozef-Stefan" Institute, IAEA-Vienna, 18.09-18.11.2011;Regional Training Course on "Advanced Characterization of Cultural Heritage Artefacts using Nuclear Analytical Techniques", IAEA-Vienna, Tirana, Albania, 14-18 May, 2012.
  • Group Fellowship Training on "Enhancing the characterization, preservation and protection of cultural heritage artifacts”, IAEA-Vienna, Seibersdorf, 4-15 March, 2013.
  • University of Natural Resources and Life Science (BOKU), Vienna, Austriaa, 28.10-28.11.2013.

Research Interests

  • Instrumental methods of analyses: AAS, ICP-AES, ICP-MS, LA-ICP-MS, LC-ICP-MS;
  • Hyphenated techniques;
  • Environmental analytical chemistry;
  • Elemental and isotope ratio analyses;
  • Element speciation;
  • Imaging analysis;
  • Archaeometry.

Selected Publications (max 5)

  • V. Lyubomirova, R. Djingova, I. Kuleff, Comparison of analytical techniques for analysis of archaeological bronze, Archaeometry, 2015, 57(4), 677-686.
  • V. Lyubomirova and R. Djingova, Mass spectrometric techniques for characterization of platinum-humic substance complexes in soil and street dust samples, Chemical Speciation and Bioavailability, 2013, 25(4), 223-234.
  • V. Lyubomirova, B. Todorov, R. Djingova, Application of Laser Ablation Inductively Coupled Plasma Mass Spectrometry for soil analysis: A novel procedure for sample preparation, Compt. Rend. Acad. Bulg. Sci., 2016, 69(3), 275-282.
  • V. Lyubomirova, V. Mihaylova and R. Djingova, Effects of soil properties and anthropogenic activity on the transfer of 52 elements in the system soil/Taraxacum officinale, J. Soils Sediments, 2015, 15(7), 1549-1557.
  • V. Lyubomirova, Ž. Šmit, H. Fajfar, I. Kuleff, Determination of the chemical composition of medieval glazed pottery from Drastar (Bulgaria) using PIXE/PIGE and LA-ICP-MS , ArcheoSciences, revue d’archéométrie, 2017, 41(1), 69-82.

List of Publications

Project Activity – (Research Projects in the last 5 years)

  • "Application of Analytical Chemistry Methods for Quantification of Neutron Tomographic Data from Cultural Heritage Objects" – IAEA, Vienna
  • Chemical content of the buckles from the time of the Great Migration of Peoples – National Science Fund.
  • Center of competence „Clean technology for sustainable environment – water, waste, energy for circular economy” BG05M2OP001-1.002-0019
  • National Scientific Infrastructure (2017-2023), Distributed infrastructure of centers for synthesis and characterization of new materials and conservation of
    archeological and ethnographic artefacts, Inframat I.
  • Investigation on the possibilities of [4+2] cycloaddition for radiolabeling of bioactive molecules with 18F-FDG by new bifunctional compounds. – National Science Fund.

Teaching Activity

Period from - to Discipline Specialty
2011- Lectures at “Chemistry of the environment” Chemistry and Informatics, Nuclear Chemistry
2008- Practice at “Analytical chemistry” Biotechnology, Molecular Biology, Ecology and Environmental Protection
2016- Lectures at “Instrumental methods” – I part Chemistry, Ecochemistry, Computer Chemistry, Nuclear Chemistry, Chemical Engineering and Contemporary Materials
2016 - Lectures at “Environmental analytical chemistry” Chemistry, Ecochemistry
2008- Lectures at “Methods for control of inorganic pollutants and monitoring” MS program Ecochemistry

Authored Books and Books Chapters

  • V. Lyubomirova, R. Djingova, Accumulation and distribution of Pt and Pd in roadside dust, soil and vegetation in Bulgaria. In F. Zereini and C. Wiseman (eds) Platinum Metals in the Environment, Springer Verlag, Berlin, 2015, 243-255.