Randy A. Culp, Ph.D.

CAIS Assistant Research Scientist
Selected Publications

  • Culp, R.A., J.E. Noakes, D.R. Smith, L. Greenway, F.S. Smith and B.K. Markowicz, 2010 (in review). Biobased product determination by ASTM method 6866-08 using liquid scintillation counting and benzene synthesis: Progress and performance in an expanding market. Proceedings of LSC 2010: Advances in Liquid Scintillation Spectrometry, Paris, France, September 2010.
  • Noakes, J.E., A.E. Cherkinsky, R.A. Culp, 2010 (in review). Comparative radiocarbon analysis for artificial mixes of petroleum and biobased products. Proceedings of LSC 2010: Advances in Liquid Scintillation Spectrometry, Paris, France, September 2010.

  • Guo, X, W.-J. Cai, W.-J. Huang2, Y. Wang, F. Chen, M. C. Murrell, S. Lohrenz, M. Dai, L.-Q. Jiang, and R. Culp, 2010 (in review). Dynamics and community metabolism in the Mississippi River plume. Limnology and Oceanography.

  • Cherkinsky A.E., R.A. Culp, D.K. Dvoracek, J.E. Noakes, 2010. Status of the AMS facility at the Center for Applied Isotope Studies, University of Georgia. Nuclear Instruments and Methods in Physics Research B 268. 867-870.
  • Culp, R. A., and J. E. Noakes, 2009. Evaluation of biobased content ASTM Method 6866-06A: Improvements revealed by liquid scintillation counting, accelerator mass spectrometry and stable isotopes for products containing inorganic carbon. In J. Eikenberg. M.Jaggi, H. Beer, H. Baehrle, eds., LSC 2008: Advances in Liquid Scintillation Spectrometry, Radiocarbon, Tucson, Arizona. 269-278.

  • Dai, J., M-Y. Sun, R. A. Culp and J. E. Noakes, 2009. A laboratory study on biochemical degradation and microbial utilization of organic matter comprising a marine diatom, land grass, and salt marsh plant in estuarine ecosystems. Aquatic Ecology 43. 825-841.

  • Pi, Y., Q. Ye, H. Jiang, S. Li, P. Wang, J. Noakes, R. Culp, H. Dong, C. Zhang, 2009.  Lipids and phylogenetic characterization of Archaea associated with gas hydrates in the Gulf of Mexico. Geomicrobiology Journal 26. 227-237.
  • Culp, R. A.,  and J. E. Noakes, 2009. Two decades of flavour analysis: Trends revealed by radiocarbon (14C) and stable isotope (δ13C and δD) analysis. In C.-T. Ho, C.J. Mussinan, F. Shahidi and E.T. Contis, eds., Recent Advances in Food and Flavor Chemistry. Proceedings of the 12th International Flavor Conference, Skiathos, Greece.

  • Xianghui G., W-J. Cai, W-J. Huang, Y. Wang, F. Chen, M. C. Murrell, S.Lohrenz, M. Dai, L-Q Jiang, and R.A. Culp 2008 (in review). Dynamics and community metabolism in the Mississippi River plume. Marine Chemistry.

  • Zhang, C.Z., Z. Huang, Y.-L. Li, C.S. Romanek, G.L. Mills, J. Wiegel, J.E. Noakes, R.A. Culp, and D.C. White, 2007.  Lipid biomarkers, carbon isotopes, and phylogenetic characterization of bacteria in California and Nevada hot springs.  Geomicrobiology Journal 24. 519-534.

  • Noakes, J.E., G.L. Norton, R.A. Culp, M. Nigam, and D.K. Dvoracek, 2006.  A comparison of analytical methods for the certification of biobased products.  In S. Chalupnik, F. Schonhofer, and J. Noakes, eds., LSC 2005, Advances in Liquid Scintillation Spectrometry, Radiocarbon, Tucson, Arizona. 259-271.
  • Nigam, M., J. Noakes, R. Culp, and D. Dvoracek, 2005. Compact C-14 accelerator mass spectrometer at the University of Georgia: Status and prospects. Proceedings of AMS-10, Berkeley, California, September 5-10, 2005.
  • Dai, J., M.-Y. Sun, R. Culp, and J. Noakes, 2005.  Changes in chemical and isotopic signatures of three end-member organic materials during degradation: Implication for assessing various organic inputs in estuarine systems.  Geophysical Research Letters 32, L13608.
  • Roberts, M.L., R.A. Culp, D.K. Dvoracek, G.W.L. Hodgins, M.P. Neary, J.E. Noakes, 2004. The C-14 AMS system at the University of Georgia. Nuclear Instruments and Methods in Physics Research B 223-224. 1-4.
  • Sun, M.Y., L. Zou, J. Dai, H. Ding, R.A. Culp, M.I. Scranton, 2004. Molecular carbon isotopic fractionation of algal lipids during decomposition in natural oxic and anoxic seawaters. Organic Geochemistry 35. 895-908.
  • Zou, L., X.C. Wang, J. Callahan, R.A. Culp, R.F. Chen, M.A. Altabet, M.Y. Sun, 2004. Bacterial roles in the formation of high-molecular-weight dissolved organic matter in estuarine and coastal waters: Evidence from lipids and the compound-specific isotopic ratios. Limnology and Oceanography 49:1. 297-302.
  • Otero, E., R.A. Culp, J.E. Noakes, R.E. Hodson, 2003. The distribution and δ13C of dissolved organic carbon and its humic fraction in estuaries of the southeastern USA. Estuarine Coastal and Shelf Science 56. 1187-1194.
  • Culp, R.A., J.M. Legato, and D.R. Smith, 2001. Confirmation of a synthetic (fossil fuel) origin of individual components in a complex flavor by GC/IRMS d13C and accelerator mass spectrometry. In A.H. Spanier, F. Shahidi, T.H. Parliment, C. Mussinan, C.-T. Ho and E.T. Contis, eds., Food Flavors and Chemistry - Advances of the New Millenium, Royal Society of Chemistry, Athenaeum Press, Ltd., U.K., 462-474.
  • Otero, E., R.A. Culp, J.E. Noakes, R.E. Hodson, 2000. Allocation of particulate organic carbon from different sources in two contrasting estuaries of southeastern USA. Limnology and Oceanography 45:8. 1753-1763.
  • Noakes, J.E., S.E. Noakes, D.K. Dvoracek, R.A. Culp, and P.B. Bush, 1999. Rapid coastal survey of  anthropogenic radionuclides, metals, and organic compounds in surficial marine sediments.  The Science of the Total Environment. 237/238. 449-458.
  • Culp, R.A., J.M. Legato, and E. Otero, 1998. Carbon isotope composition of selected flavoring compounds for the determination of natural origin by gas chromatography/isotope ratio mass spectrometer. Chapter 23 in C.J. Mussinan and M.J. Morello, eds., Flavor Analysis - Developments in Isolation and Characterization. American Chemical Society Symposium Series 705. 260-287.
  • Noakes, J.E., S.E. Noakes, D.K. Dvoracek, R.A. Culp, and P.B. Bush, 1998. Rapid mapping of anthropogenic radionuclides, metals, and organic compounds in surficial marine sediments. Proceedings of Oceans 98, September 28 -October 1, 1998, Nice France, v.3. 1290-1295.
  • Noakes, J.E., P.B. Bush, S.E. Noakes, D.K. Dvoracek, and R.A. Culp, 1998. Rapid in situ measurement of anthropogenic metals and organic compounds in surficial marine sediments. Proceedings of Oceanology International 98 v.2, March 10-13, Brighton, UK. 159-172.
  • Neary, M.P., J.D. Spaulding, J.E. Noakes, and R.A. Culp, 1997. Tritium analysis of burn-derived water from a natural and a petroleum-derived product. Journal of Agricultural and Food Chemistry v. 45(6). 2153-2157.
  • Brook, G.A., L..B. Railsback, H.J. Cooke, J. Chen, R.A. Culp, 1995. Precipitation data from annual growth layers in speleothems: Some preliminary results from Drotsky's Cave in the Kalahari Desert of Botswana. Studia Carsologica 6, Czech Academy of Sciences. 65-80.
  • Culp, R.A. and J.E. Noakes, 1992. Determination of synthetic components in flavors by deuterium/hydrogen isotopic ratios. Journal of Agricultural and Food Chemistry, 40:10. 1892-1897.
  • Culp, R.A., S.E. Noakes and J.E. Noakes, 1991. Rapid sediment sampling and analysis system. Proceedings of the 23rd Annual Offshore Technology Conference, Houston, Texas, May 6-9, OTC #6784. 543-551.
  • Noakes, J.E., S.E. Noakes, R.A. Culp and J.D. Spaulding, 1991. Seafloor surveillance systems for environmental and marine mineral exploration. Proceedings of Oceans '91, Honolulu, Hawaii, October 1-3. 677-680.
  • Noakes, J.E., S.E. Noakes, J.D. Spaulding and R.A. Culp, 1991. Comparisons of Data Logger Operational Parameters Aboard Ship and Towed on the Seafloor. Proceedings of the 23rd Annual Offshore Technology Conference, Houston, Texas, May 6-9, OTC #6545. 403-410.
  • Culp, R.A. and J.E. Noakes, 1990. Identification of isotopically manipulated cinnamic aldehyde  and benzaldehyde. Journal of Agricultural and Food Chemistry 38:5. 1249-1255.
  • Noakes, J.E., G.E. Martin and R.A. Culp, 1988. Determination of the adulterants in foods,  flavors, and beverages by isotope analysis. Proceedings of the 2nd International Seminar for Liquid Scintillation Analysis, Tokyo, Japan, June 8-9. 171-190.
  • Noakes, J.E., R.A. Culp and J.D. Spaulding, 1985. Continuous Sediment Sampling System for Trace Metal Surficial Sediment Studies. In A. Zirino, ed., Mapping Strategies in Chemical Oceanography. Washinton, DC, American Chemical Society Advances in Chemistry Series 209. 99-116.
  • Noakes, J.E., R.A. Culp and J.D. Spaulding, 1983. Ground Truth Studies of the Continuous Seafloor Sediment Sampler (CS3). Proceedings of the USA'83 Instrument Society of America International Conference and Exhibit, Houston, Texas, October 10-13. American Chemical Society Advances in Chemistry Series. 151-157.

 

For further information contact Dr. Randy Culp (706) 542-6122

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