Domenii de competenta: * chimie analitica * analiza instrumentala de poluanti ai mediului Directii de cercetare: * poluarea mediului si influenta asupra omului si a plantelor Lucrari reprezentative: * V.Viman, Anca Mihaly-Cozmuta, Leonard Mihaly-Cozmuta, Mariana Dobra and Gheorghe Vatca, Spectrometric methods used for determination of heavy metals in polluted soils, ICP Information NEWSLETTER, Ramon M. Barnes Editor, Massachusetts, USA, pp 250-251, 2 pg., vol. 29, January 2004. * Anca Mihaly-Cozmuta, Leonard Mihaly-Cozmuta, V.Viman, Gh. Vatca, Modelarea matematic? procesului de recuperare a cuprului din apele uzate III. Cinetica reactiei catodice, Revista de chimie, pp. 20-24, 5 pg., vol.54, ianuarie 2003. * V.Viman, Mariana Morar, Gh. Vatca, Anca Mihaly-Cozmuta, Leonard Mihaly-Cozmuta, Poluarea solurilor forestiere si agricole cu metale grele, Revista de chimie, pp. 155-158, 4 pg., vol.54,nr.2 februarie 2003. * Leonard Mihaly-Cozmuta, Anca Mihaly-Cozmuta, Gh.Vatca, V.Viman, Camelia Varga, Nicolae Bancila Afrim, Study concerning oj heavy metals in spontaneously vegetation growes up on the walls of the tailing ponds, NAUKOVI VISNIK, Ukraine,pp. 119-122, 4 pg., no. 2(6) 2003. * Anca Mihaly-Cozmuta, Leonard Mihaly-Cozmuta, Camelia Varga, V.Viman, Gh.Vatca, Mathematic modeling of the cooper recovery process from vaste waters, using a volumic electrode, Annals of West University of , series , 12(3), pp.597-608,12 pg., 2003. * Mariana Morar, V. Viman, The variation with distance of concentration of heavy metals in sedimentable powders, Bulletin for Applied&Computers Mathematics, PAMM-Centre,Budapest,pp.149-158, 8 pg., Junius 2002. * V. Viman, Mariana Morar, Iuliu Pop, Liviu Gavrilescu and Gheorghe Timis, The determination of As from soils by the ICP- AES method, ICP Information NEWSLETTER, Ramon M. Barnes Editor, Massachusetts USA, pp.276-277, 2 pg., vol.27, January 2002. * V. Viman, E.Micu, I. Pop, Performant techniques of environment polluting heavy metals determination, Environmenta Geotechnology 1&2, Boston, Massachusetts, USA, 8 pg., 1999. * V. Viman, Heavy pollutant metals of the environment, Methodsfinder, Philadelphia , PA USA, 4pg.,January 2000. * , V. Viman, Camelia Varga si Gh. Vatca, Recuperarea Ag sub form?ulverulent?in solutii cianurice, Revista de chimie, Bucuresti Rom?a, pp.58-62, 5 pg., vol.48. Ianuarie 1997. * V. Viman, Gh. Vatca, Mihaela Mihai si E. Halasz, Aspecte ecologice si analitice ale polu?i atmosferei cu plumb, Revista de chimie, Bucuresti Rom?a, pp.468-473, 6 pg., vol.48. Mai 1997. * V.Viman, Anca Mihaly-Cozmuta, Gh. Vatca, Leonard Mihaly-Cozmuta, Dorin Suticau, The pollution of Soils with Heavy Metals, The 20 th Annual on Soils, Sediments and Water, Octeber 18-21, University of Massachusetts at Amherst, USA, pag.200, 1 pg., 2004. * V.Viman, Anca Mihaly-Cozmuta, Gh. Vatca, Leonard Mihaly-Cozmuta, Analytical methods for analysis of pollutants from areas with mining and geological activities, 32nd IGC, August 20-28, Florence, Italy, pag 454, 1 pg., 2004. * V. Viman, Mariana Dobra, The Determination of Heavy Metals in Agricultural Soils Trough Spectroscopic Methods, PITTCON 2004, Sollution for Better Chemistry , March 7-12, Chicago, IL,USA, pag 427,1 pg., 2004. * V. Viman, Mariana Dobra, Iuliu Pop, Oana Rosca, Concentration of Heavy Metals in Sedimentable Powders, The Pittsburg Conference PITTCON 2003 Bringing Togheter the Elements of Science, March 9-14, Orlando, Florida,USA, pag.741, 1 pg., 2003. * V. Viman, Application of Analytical Chemistry in Study of Environmental Pollution with Heavy Metals, VIII INTECOL- International Cingress of Ecology, August 11-18, Seuol, Korea, pp.281-282, 1 pg., 2002. * V. Viman, Mariana Morar, Iuliu Pop, Gheorghe Timis, Iacob Tataru, Oana Rosca, The Method of Inductively Coupled Plasma- Atomic Emission Spectrometry Used in Environmental Analisys, PITTCON 2002 A Global Technical Conference & Exposition, March 17-22, New Orleans, LA, USA, pp. 718-719, 2 pg., 2002