Staff profiles

Jocelyn TurnbullRadiocarbon Science Leader / Lead Scientist - Rafter Radiocarbon Laboratory


Environmental Processes and Modelling

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  • BSc, Chemistry/Mathematics
  • PhD, Geological Sciences
  • BSc(Hons), Chemistry

Areas of expertise

  • Radiocarbon: tracking biological cycling
  • Radiocarbon: New preparation procedures
  • Radiocarbon: Radiocarbon information management
  • Radiocarbon: Quality assurance
  • Radiocarbon: modelling
  • Radiocarbon: Atmospheric applications
  • Radiocarbon: High precision measurement
  • Radiocarbon: Aging of post-bomb materials
  • Radiocarbon: Carbon cycle
  • Radiocarbon: Atmospheric distribution of radiocarbon
  • Radiocarbon: Fossil fuel emission quantification
  • Radiocarbon: Urban anthropogenic emissions
  • Radiocarbon: Ocean carbon exchange processes

Major Publications

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  • Rogers, K.M.; Turnbull, J.C.; Dahl, J.A.; Phillips, A.; Bridson, J.; Raymond, L.G.; Liu, Z.; Yuan, Y.; Hill, S.J. 2021. Authenticating bioplastics using carbon and hydrogen stable isotopes – An alternative analytical approach, Rapid Communications in Mass Spectrometry 35(9): article e9051. DOI: 10.1002/rcm.9051.
  • Ancapichún, S.; De Pol-Holz, R.; Christie, D.A.; Santos, G.M.; Collado-Fabbri, S.; Garreaud, R.; Lambert, F.; Orfanoz-Cheuquelaf, A.; Rojas, M.; Southon, J.; Turnbull, J.C.; Creasman, P.P. 2021. Radiocarbon bomb-peak signal in tree-rings from the tropical Andes register low latitude atmospheric dynamics in the Southern Hemisphere, Science of the Total Environment 774: article 145126. DOI: 10.1016/j.scitotenv.2021.145126.
  • Miles, N.L.; Davis, K.J.; Richardson, S.J.; Lauvaux, T.; Martins, D.K.; Deng, A.J.; Balashov, N.; Gurney, K.R.; Liang, J.; Roest, G.; Wang, J.A.; Turnbull, J.C. 2021. The influence of near-field fluxes on seasonal carbon dioxide enhancements : results from the Indianapolis Flux Experiment (INFLUX), Carbon Balance and Management 16: article 4. DOI: 10.1186/s13021-020-00166-z.
  • Norris, M.W.; Turnbull, J.C.; Howarth, J.D.; Vandergoes, M.J. 2020. Pretreatment of terrestrial macrofossils, Radiocarbon 62(2): p. 349-360. DOI: 10.1017/RDC.2020.8.
  • Lauvaux, T.; Gurney, K.R.; Miles, N.L.; Davis, K.J.; Richardson, S.J.; Deng, A.; Nathan, B.J.; Oda, T.; Wang, J.A.; Hutyra, L.; Turnbull, J.C. 2020. Policy-relevant assessment of urban CO2 emissions, Environmental science & technology 54(16): p. 10237-10245. DOI: 10.1021/acs.est.0c00343.
  • Lee, H.; Dlugokencky, E.J.; Turnbull, J.C.; Lee, S.; Lehman, S.J.; Miller, J.B.; Pétron, G.; Lim, J.-S.; Lee, G.-W.; Lee, S.-S.; Park, Y.-S. 2020. Observations of atmospheric 14CO2 at Anmyeondo GAW station, South Korea : implications for fossil fuel CO2 and emission ratios, Atmospheric chemistry and physics 20: p. 12033-12045. DOI: 10.5194/acp-20-12033-2020.
  • Sand, C.; Grant-Mackie, J.A.; Campbell, H.J.; Turnbull, J.C. 2019. Seashore settlement patterns in the Koné and Naïa periods : case studies from southwestern New Caledonia, Journal of Island and Coastal Archaeology 14(1): p. 130-142. DOI: 10.1080/15564894.2018.1513101.
  • Clark, K.J.; Howarth, J.D.; Litchfield, N.J.; Cochran, U.A.; Turnbull, J.C.; Dowling, L.; Howell, A.; Berryman, K.R.; Wolfe, F. 2019. Geological evidence for past large earthquakes and tsunamis along the Hikurangi subduction margin, New Zealand, Marine Geology 412: p. 139-172. DOI: 10.1016/j.margeo.2019.03.004.
  • Vimont, I.J.; Turnbull, J.C.; Petrenko, V.V.; Place, P.F.; Sweeney, C.; Miles, N.; Richardson, S.; Vaughn, B.H.; White, J.W.C. 2019. An improved estimate for the [delta]13C and [delta]18C signatures of carbon monoxide produced from atmospheric oxidation of volatile organic compounds, Atmospheric chemistry and physics 19(13): p. 8547-8562. DOI: 10.5194/acp-19-8547-2019.
  • Turnbull, J.C.; Karion, A.; Davis, K.J.; Lauvaux, T.; Miles, N.L.; Richardson, S.J.; Sweeney, C.; McKain, K.; Lehman, S.J.; Gurney, K.R.; Patarasuk, R.; Liang, J.; Shepson, P.B.; Heimburger, A.; Harvey, R.; Whetstone, J. 2019. Synthesis of urban CO2 emission estimates from multiple methods from the Indianapolis Flux Project (INFLUX), Environmental science & technology 53(1): p. 287-295. DOI: 10.1021/acs.est.8b05552.
  • Davis, K.J.; Deng, A.; Lavaux, T.; Miles, N.L.; Richardson, S.J.; Sarmiento, D.P.; Gurney, K.R.; Hardesty, R.M.; Bonin, T.A.; Brewer, W.A.; Lamb, B.K.; Shepson, P.B.; Harvey, R.M.; Cambaliza, M.O.; Sweeney, C.; Turnbull, J.C.; Whetstone, J.; Karion, A. 2017. The Indianapolis Flux Experiment (INFLUX): A test-bed for developing urban greenhouse gas emission measurements, Elementa : Science of the Anthropocene 5: article 21.
  • Hammer, S.; Friedrich, R.; Kromer, B.; Cherkinsky, A.; Lehman, S.; Meijer, H.A.J.; Nakamura, T.; Palonen, V.; Reimer, R.W.; Smith, A.M.; Southon ,J.R.; Szidat, S.; Turnbull, J.C.; Uchida, M. 2017. Compatibility of atmospheric 14CO2 measurements : comparing the Heidelberg low-level counting facility to international accelerator mass spectrometry (AMS) laboratories, Radiocarbon 59(3): p. 875-883. DOI: 10.1017/RDC.2016.62.
  • LaFranchi, B.W.; McFarlane, K.J.; Miller, J.B.; Lehman, S.J.; Phillips, C.L.; Andrews, A.E.; Tans, P.P.; Chen, H.; Liu, Z.; Turnbull, J.C.; Xu, X.; Guilderson, T.P. 2016. Strong regional atmospheric 14C signature of respired CO2 observed from a tall tower over the midwestern United States, Journal of Geophysical Research. Biogeosciences 121(8): p. 2275-2295. DOI: 10.1002/2015JG003271.
  • Turnbull, J.C.; Keller, E.D.; Baisden, W.T.; Brailsford, G.; Bromley, T.; Norris, M.W.; Zondervan, A. 2014. Atmospheric measurement of point source fossil CO2 emissions, Atmospheric chemistry and physics 14(10): p. 50001-5014. DOI: 10.5194/acp-14-5001-2014.
  • LaFranchi, B.W.; Petron, G.; Miller, J.B.; Lehman, S.J.; Andrews, A.E.; Dlugokencky, E.J.; Hall, B.; Miller, B.R.; Montzka, S.A.; Neff, W.; Novelli, P.C.; Sweeney, C.; Turnbull, J.C.; Wolfe, D.E.; Tans, P.P.; Gurney, K.R.; Guilderson, T.P. 2013. Constraints on emissions of carbon monoxide, methane, and a suite of hydrocarbons in the Colorado Front Range using observations of 14CO2, Atmospheric chemistry and physics 13(21): p. 111101-11120; doi: 10.5194/acp-13-11101-2013.
  • Baisden, W.T.; Prior, C.A.; Chambers, D.M.; Canessa, S.; Phillips, A.; Bertrand, C.J.H.; Zondervan, A.; Turnbull, J.C.; Kaiser, J.; Bruhn, F. 2013. Rafter radiocarbon sample preparation and data flow : accommodating enhanced throughput and precision, Accelerator mass spectrometry : proceedings of the Twelfth International Conference on Accelerator Mass Spectrometry (AMS-12), Wellington, New Zealand, 20-25 March 2011 : p. 194-198. DOI: 10.1016/j.nimb.2012.07.014.
  • Turnbull, J.C.; Guenther, D.; Karion, A.; Sweeney, C.; Anderson, E.; Andrews, A.; Kofler, J.; Miles, N.; Newberger, T.; Richardson, S.; Tans, P. 2012. An integrated flask sample collection system for greenhouse gas measurements, Atmospheric Measurement Techniques 5(9): p. 2321-2327.
  • Miller, J.B.; Lehman, S.J.; Montzka, S.A.; Sweeney, C.; Miller, B.R.; Karion, A.; Wolak, C.; Dlugokencky, E.J.; Southon, J.R.; Turnbull, J.C.; Tans, P.P. 2012. Linking emissions of fossil fuel CO2 and other anthropogenic trace gases using atmospheric 14CO2, Journal of Geophysical Research. Atmospheres 117: D08302. DOI: 10.1029/2011JD017048.
  • Turnbull, J.C.; Tans, P.P.; Lehman, S.J.; Baker, D.; Conway, T.J.; Chung, Y.S.; Gregg, J.; Miller, J.B.; Southon, J.R.; Zhou, L-X. 2011. Atmospheric observations of carbon monoxide and fossil fuel CO2 emissions from East Asia, Journal of Geophysical Research. Atmospheres 116: D24306. DOI: 10.1029/2011JD016691.
  • Turnbull, J.C.; Karion, A.; Fischer, M.L.; Faloona, I.; Guilderson, T.; Lehman, S.J.; Miller, B.R.; Miller, J.B.; Montzka, S.; Sherwood, T.; Saripalli, S.; Sweeney, C.; Tans, P.P. 2011. Assessment of fossil fuel carbon dioxide and other anthropogenic trace gas emissions from airborne measurements over Sacramento, California in spring 2009, Atmospheric chemistry and physics 11: p. 705-721.
  • Lehman, S.; Miller, J.; Turnbull, J.C.; Southon, J.; Tans, P.; Sweeney, C. 2011. 14CO2 measurements in the NOAA/ESRL Global Co-operative Sampling Network : an update on measurements and data quality, 15th WMO/IAEA Meeting of Experts on Carbon Dioxide, other Greenhouse Gases and Related Tracers Measurement Techniques, Jena, Germany, 7-10 September 2009 : p. 315-318.
  • Turnbull, J.C.; Lehman, S.J.; Morgan, S.; Wolak, C. 2010. A new automated extraction system for 14C measurement for atmospheric CO2, Radiocarbon 52(3): p. 1261-1269.
  • Turnbull, J.C.; Rayner, P.; Miller, J.; Naegler, T.; Ciais, P.; Cozic, A. 2009. On the use of 14CO2 as a tracer for fossil fuel CO2 : quantifying uncertainties using an atmospheric transport model, Journal of Geophysical Research. Atmospheres 114: D22302. DOI: 10.1029/2009JD012308.
  • Turnbull, J.C.; Miller, J.B.; Lehman, S.J.; Hurst, D.; Peters, W.; Tans, P.P.; Southon, J.; Montzka, S.A.; Elkins, J.W.; Mondeel, D.J.; Romashkin, P.A.; Elansky, N.; Skorokhod, A. 2008. Spatial distribution of Delta14CO2 across Eurasia : measurements from the TROICA-8 expedition, Atmospheric chemistry and physics 8: p. 1-13.
  • Turnbull, J.C.; Lehman, S.J.; Miller, J.B.; Sparks, R.J.; Southon, J.R.; Tans, P.P. 2007. A new high precision 14CO2 time series for North American continental air, Journal of Geophysical Research. Atmospheres 112(11): D11310. DOI: 10.1029/2006JD008184.
  • Hughen, K.; Southon, J.; Lehman, S.; Bertrand, C.J.H.; Turnbull, J.C. 2006. Marine-derived 14C calibration and activity record for the past 50,000 years updated from the Cariaco Basin, Quaternary Science Reviews 25(23/24): p. 3216-3227.
  • Turnbull, J.C.; Miller, J.B.; Lehman, S.J.; Tans, P.P.; Sparks, R.J.; Southon, J. 2006. Comparison of 14CO2, CO, and SF6 as tracers for recently added fossil fuel CO2 in the atmosphere and implications for biological CO2 exchange, Geophysical Research Letters 33(1): L01817. DOI: 10.1029/2005GL024213.
  • Hughen, K.; Lehman, S.; Southon, J.; Overpeck, J.; Marchal, O.; Herring, C.; Turnbull, J. 2004. 14C activity and global carbon cycle changes over the past 50,000 years, Science 303(5655): p. 202-207.
  • Neff, J.C.; Townsend, A.R.; Gleixner, G.; Lehman, S.J.; Turnbull, J.C.; Bowman, W.D. 2002. Variable effects of nitrogen additions on the stability and turnover of soil carbon : letter, Nature 419(6910): p. 915-917.