Dr. Valbona Celo
Current research and/or projects
Contributing to Environment Canada's initiatives to protect the health of Canadians and the environment from the harmful effects of air pollutants and other harmful or dangerous substances
- Development of novel methodologies for analysis of trace metals by Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
- Investigation of sources and trends of trace metals in airborne particulate matter
- Precise and accurate analysis of stable isotope ratios of specific elements (i.e. Pb and Ag) in airborne particulate matter and other environmental media
Professional activities / interests
Developing new methods for the analysis of emerging trace metals such as platinum group elements and lanthanoids in various environmental matrices using microwave extractions and Inductively Coupled Plasma-Mass Spectrometry.
Applying advanced statistical methods for source apportionment and trend analysis for trace elements in particulate matter.
Providing advice to Environment Canada programs on analysis of metals in the environment.
Education and awards
Fulbright Visiting Scholar, Fitchburg State University (Massachusetts, USA), 1997
NSERC Scholarship, University of Ottawa, 2004
Visiting Fellowship in Canadian Government Laboratories, Environment Canada, 2004-2006
Ph.D. Inorganic Chemistry, University of Ottawa, 2003
MSc (1990), Ph.D. Analytical Chemistry, University of Tirana, Albania, 1994
Key publications
Celo, V., E. Dabek-Zlotorzynska, J. Zhao, I. Okonskaia, and D. Bowman. 2011. An improved method for determination of lanthanoids in environmental samples by inductively coupled plasma mass spectrometry with high matrix introduction system. Anal. Chim. Acta, 706: 89-96
Dabek-Zlotorzynska, E., T. Dann, P.K. Martinelango, V. Celo, D. Mathieu, L. Ding, C. Austin, and J.R. Brook. 2011. Canadian National Air Pollution Surveillance (NAPS) PM2.5 Speciation Program: Methodology and PM2.5 Chemical Composition for the Years 2003 to 2008. Atm. Environ., 45: 673-686
Jeong, C.-H., M. McGuire, D. Herod, T. Dann, E. Dabek-Zlotorzynska, D. Wang, L. Ding, V. Celo, D. Mathieu, and G. Evans. 2011. Receptor Model Based Identification of PM2.5 Sources in Canadian Cities. Atmos. Poll. Res., 2: 158-171
Luo, Y., V. Celo, E. Dabek-Zlotorzynska, and L. Yang. 2011. Effects of precipitation and UV photolysis on Ag isotope ratio: experimental studies J. Anal. At. Spectrom., 27: 299-304
Celo, V., E. Dabek-Zlotorzynska, D. Mathieu, and I. Okonskaia. 2010. Validation of a Simple Microwave-Assisted Acid Digestion Method using Microvessels for Analysis of Trace Elements in Atmospheric PM2.5 in Monitoring and Fingerprinting Studies. The Open Chem. and Biomed. Methods J., 3: 141-150
Celo, V. and E. Dabek-Zlotorznynska. 2010. Concentration and Source Origin of Trace Metals in PM2.5 Collected at Selected Canadian Sites within the Canadian National Air Pollution Surveillance Program, in Urban Airborne Particulate Matter: Origin, Chemistry, Fate and Health Impacts, Zereini, F. and Wiseman, C.L.S., Editors., Springer Verlag. : Berlin. p. 19-38
Luo, Y., E. Dabek-Zlotorzynska, V. Celo, D. Muir, and L. Yang. 2010. Accurate and Precise Determination of Silver Isotope Ratios in Environmental Samples by MC-ICP-MS. Anal. Chem., 82: 3911-3928
Yang, L., E. Dabek-Zlotorzynska, and V.Celo, 2009. High Precision Determination of Silver Isotope Ratios in Commercial Products by MC-ICP-MS. J. Anal. At. Spectrom., 24: 1564 – 1569
Celo, V. and S.L. Scott, 2006. Abiotic methylation of mercury in the aquatic environment. Sci. Total Environ., 368: 126-137
Celo, V. and S.L. Scott, 2005. Kinetics and Mechanism of the Hg(II)-assisted hydrolysis of Methyl Iodide. Inorg. Chem., 44: 2507-2512
Contact
Research facility
Expertise
Affiliations
Member, Chemical Institute of Canada