Analytical laboratory investigations - inductively coupled plasma optical emission spectrometry (ICP-OES) in the environmental analysis (waters, soils, sediments, rocks, ores, industrial materials, plant materials and the like);
Line selection and detection limits in the determination of heavy and toxic elements in environmental materials by ICP-OES; Investigations on the spectral interference in the determination of different elements in geological materials by ICP-OES;
Application of different analytical techniques for direct element determination by ETV-ICP-OES, d.c. arc OES, LA-ICP-MS and including sample dissolution procedures AAS, ICP-MS, ICP-TOF-MS;
Investigation on the concentration levels of heavy and toxic elements in environmental materials (water, soils, sediments, plants) from polluted and blank regions in Bulgaria;
Batch sorption experiments, Leaching experiments; Clay pore water chemistry, Determination of Partitition Coefficient Kd in clays
Heavy metal mobility assessment of soluble and easily exchangeable metals in soils and sediments;