• 1981, 1986, 1989

(June-September), Post-doctoral Appointments at

King’s College, University of London, Biochemistry and Biophysical

Chemistry Departments, London, UK

• 1989/1990

Humboldt Visiting Researcher in Biophysics at  Philipps University of Marburg,

Physical Chemistry Department, Marburg, Germany

• 1990/1991

Visiting Professor/Scientist at State University of New York, SUNY, at Buffalo,

Departments of Chemistry and Photonics, Buffalo, NY,

• 1991 - 1997

Visiting Scientist at National Institutes of Health, and at

Molecular/Structural Biotechnology Laboratory, Bethesda, MD, USA

• 2000 -

Principal Scientific Researcher, grade 1, Prof. Dr. at “Babeş-Bolyai” University of Cluj-Napoca, Physical Chemistry Department

• 2000 -

Director of the Research Laboratory: Physical chemistry of Colloids and Interfaces  (Thermodynamics), Chemical Structure, Biophysics, Colloid and Surface Chemistry, Bionanostructures, Bioscience and Nanotechnology)

• 2004 -

Director of the Research Center Physical Chemistry, AFM and STM Microscopy, with applications in nanoscience and biotechnology, LBT, AFM and STM laboratories