AOS Research Staff Profile
Gregory de Souza
Postdoctoral Research Fellow
Address: 304 Sayre Hall
Phone: (609) 258-7918
Email: gfds at princeton.edu
Publications Vita
Research Field
How does the interplay of ocean circulation with biological processes govern the cycling of nutrients in the ocean?
As an isotope geochemist, I use stable isotope tracers to study this interaction.
Some Recent Publications:
G. F. de Souza, B. C. Reynolds, G. C. Johnson, J. L. Bullister, and B. Bourdon (2012). “Silicon stable isotope distribution traces Southern Ocean export of Si to the eastern South Pacific thermocline”, Biogeosciences 9, 4199-4213, doi:10.5194/bg-9-4199-2012.
C. Ehlert, P. Grasse, E. Mollier-Vogel, T. Boeschen, J. Franz, G. F. de Souza, B. C. Reynolds, L. Stramma and M. Frank (2012). "Factors controlling the silicon isotope distribution in waters and surface sediments of the Peruvian coastal upwelling", Geochimica et Cosmochimica Acta 99, 128-145, doi:10.1016/j.gca.2012.09.038.
G. F. de Souza, B. C. Reynolds, J. Rickli, M. Frank, M. Saito, L. J. A. Gerringa, and B. Bourdon (2012). “Southern Ocean control of silicon stable isotope distribution in the deep Atlantic Ocean”, Global Biogeochemical Cycles 26, GB2035, doi:10.1029/2011GB004141.
G. F. de Souza, B. C. Reynolds, M. Kiczka, and B. Bourdon (2010). Evidence for mass-dependent isotopic fractionation of strontium in a glaciated granitic watershed. Geochimica et Cosmochimica Acta 74 (9), 2596-2614, doi:10.1016/j.gca.2010.02.012.
J. Rickli, M. Frank, A. R. Baker, S. Aciego, G. de Souza, R. B. Georg, and A. N. Halliday (2010). Hafnium and neodymium isotopes in surface waters of the eastern Atlantic Ocean: Implications for sources and inputs of trace metals to the ocean. Geochimica et Cosmochimica Acta 74 (2), 540-557, doi:10.1016/j.gca.2009.10.006.
Ph. D. Thesis
G. F. de Souza (2011): The marine biogeochemical cycle of silicon: insights from silicon stable isotopes, doi: 10.3929/ethz-a-006696232, ETH Zurich