Dr Colin Freeman - Publications
Ion-molecule processes
Edwards, S.J., Freeman, C.G., McEwan, M.J. & Wilson, P.F. A selected ion flow tube investigation of the gas phase chemistry of Li+ Int. J. Mass Spectrom., 2006, 255-256, 164-9.
Francis, G.J., Wilson, P.F., Maclagan, R.G.A.R., Freeman, C.G. Meot-Ner (Mautner), M.N. & McEwan, M.J. Ionic reactions between formaldehyde and hydrocarbons. H2 transfer as a hydrogenation mechanism in astrochemistry. J. Phys. Chem. A , 2004, 108, 7548-53.
Wilson, P.F., Freeman, C.G. & McEwan, M.J. Reactions of small hydrocarbons with H3O+, O2+ and NO+ ions. Int. J. Mass Spectrom., 2003, 229, 143-9.
Milligan, D.B., Wilson, P.F., Freeman, C.G., Meot-Ner (Mautner), M.N. & McEwan, M.J. Dissociative proton transfer reactions of H3+, N2H+and H3O+ with acyclic, cyclic and aromatic hydrocarbons and nitrogen compounds, and astrochemical implications. J. Phys. Chem. A , 2002, 106, 9745-55.
Wilson, P.F., Milligan, D.B., Liew Wai Lam, Freeman, C.G., Meot-Ner (Mautner), M. & McEwan, M.J. Reactions of CH3OCH2+ with hydrocarbons and O, N and S compounds: applications for chemical ionization in selected ion flow tube studies. J. Am. Soc. Mass Spectrom., 2002, 13, 1028-33.
Milligan, D.B., Freeman, C.G., Maclagan, R.G.A.R., McEwan, M.J., Wilson, P.F. & Anicich, V.G. Termolecular ion-molecule reactions in Titan's atmosphere II: the structure of the association adducts of HCNH+ with C2H2 and C2H 4 . J. Am. Soc. Mass Spectrom., 2001, 12, 557-64.
Milligan, D.B., Fairley, D.A., Freeman, C.G. & McEwan, M.J. A flowing afterglow selected ion flow tube (FA/SIFT) comparison of SIFT injector flanges and H3+ + N revisited. Int. J. Mass Spectrom. , 2000, 202, 351-61.
Scott, G.B.I., Milligan, D.B., Fairley, D.A., Freeman, C.G. & McEwan, M.J. A selected ion flow tube study of the reactions of small CmHn+ ions with O atoms. J. Chem. Phys. , 2000, 112, 4959-65.
Trace gas analysis using SIFT-MS
Wilson, P.F., Freeman, C.G., McEwan, M.J., Allardyce, R.A. & Shaw, G.M. SIFT-MS measurement of VOC distribution coefficients in human blood constituents and urine. Applied Occupational and Environmental Hygiene, 2003, 18, 759-63.
Clough, T.J., Sherlock, R.R., Mautner, M.N., Milligan, D.B., Wilson, P.F., Freeman, C.G. & McEwan, M.J. Emission of nitrogen oxides and ammonia from varying rates of applied synthetic urine and correlations with soil chemistry. Aust. J. Soil Res., 2003, 41, 421-38.
Freeman, C.G. & McEwan, M.J. Rapid analysis of trace gases in complex mixtures using selected ion flow tube-mass spectrometry. Aust. J. Chem., 2002, 55, 491-5.
Wilson, P.F., Freeman, C.G., McEwan, M.J., Milligan, D.B., Allardyce, R.A. & Shaw, G.M. In Situ analysis of solvents on breath and blood: a selected ion flow tube-mass spectrometric study. Rapid Commun. Mass Spectrom., 2002, 16, 427-32.
Senthilmohan, S.T., McEwan, M.J., Wilson, P.F., Milligan, D.B. & Freeman, C.G. Real-time analysis of breath volatiles using SIFT-MS in cigarette smoking. Redox Report , 2001, 6, 185-7.
Wilson, P.F., Freeman, C.G., McEwan, M.J., Milligan, D.B., Allardyce, R.A. & Shaw, G.M. Alcohol in breath and blood: a selected ion flow tube-mass spectrometric study. Rapid Commun. Mass Spectrom., 2001, 15, 413-7.
Milligan, D.B., Wilson, P.F., Mautner, M.N., Freeman, C.G., McEwan, M.J., Clough, T.J. & Sherlock, R.R. Real-time, high-resolution quantitative measurement of multiple soil gas emissions: selected ion flow tube mass spectrometry. J. Environ. Quality, 2002, 31, 515-24.
Senthilmohan, S.T., Milligan, D.B., McEwan, M.J., Freeman, C.G. & Wilson, P.F. Quantitative analysis of trace gases of breath during exercise using the new SIFT-MS technique. Redox Report, 2000, 151-3.
Luminescence phenomena
Selby, B.J., Quickenden, T.I. & Freeman, C.G. Isotopic effects on the time-dependences of the 420 nm ice luminescence excited by UV light. Kinetics and Catalysis, 2006, 47, 686-98.
Selby, B.J., Quickenden, T.I. & Freeman, C.G. The fitting of luminescence rises and decays. Kinetics and Catalysis, 2003, 44, 5-15.
Johnson, R.E., Quickenden, T.I. , Cooper, P.D., McKinley, A.J., Selby, B.J. & Freeman, C.G. The production of oxidants in Europa's surface. Astrobiology, 2003, 3, 823-50.
Quickenden, T.I., Freeman, C.G. & Litjens, R.A.J. Some comments on the paper by Edward S. Fry on the visible and near-ultraviolet absorption spectrum of liquid water. Appl. Opt. , 2000, 39, 2740-2.
Litjens, R.A.J., Quickenden, T.I. & Freeman, C.G. Visible and near-ultraviolet absorption spectrum of liquid water. Appl. Opt. , 1999, 38, 1216-23.
Quickenden, T.I., Selby, B.J. & Freeman, C.G. Ice triboluminescence. J. Phys. Chem. A , 1998,102, 6713-5.