William (Bill) A. Mark

519-888-4567 Ext. 36747
Location: 
EIT 5024A

Bill (B.Sc., Waterloo) oversees solid sample, elemental analyzer (EA) based isotope analysis. Covering the preparation and analysis of 13C and 15N in solid samples on the Thermo Finnigan-DeltaplusXL/ Costech 4010 continuous flow isotope ratio mass spectrometer (CF-IRMS); the determination of 34S in inorganic and organic materials on the Micromass-Isochrom / Costech 4010-EA CF-IRMS; and 18O analysis of solid samples on the IsoPrime CF-IRMS through high temperature pyrolysis using the Elementar Pyrocube EA. Bill assists in trouble-shooting, maintenance and repair of the mass spectrometers and related peripheral equipment, as well as updating computer hardware and analytical / operating software.