M.A. Weigand

First name

M.A.

Last name

Weigand

Smart, S.M., S.E. Fawcett, S.J. Thomalla, M.A. Weigand, C.J.C. Reason, and D.M. Sigman. 2015. “Isotopic Evidence for Nitrification in the Antarctic Winter Mixed Layer”. Global Biogeochemical Cycles 29. Blackwell Publishing Ltd: 427-45. doi:10.1002/2014GB005013.

Reference Link
Wang, X.T., D.M. Sigman, A.L. Cohen, D.J. Sinclair, R.M. Sherrell, M.A. Weigand, D.V. Erler, and H. Ren. 2015. “Isotopic Composition of Skeleton-Bound Organic Nitrogen in Reef-Building Symbiotic Corals: A New Method and Proxy Evaluation at Bermuda”. Geochimica Et Cosmochimica Acta 148. Elsevier Ltd: 179-90. doi:10.1016/j.gca.2014.09.017.

Reference Link
Marconi, D., M.A. Weigand, P.A. Rafter, M.R. McIlvin, M. Forbes, K.L. Casciotti, and D.M. Sigman. 2014. “Nitrate Isotope Distributions on the US GEOTRACES North Atlantic Cross-Basin Section: Signals of Polar Nitrate Sources and Low Latitude Nitrogen Cycling”. Marine Chemistry 177. Elsevier B.V.: 143-56. doi:10.1016/j.marchem.2015.06.007.

Reference Link
Fripiat, F., D.M. Sigman, S.E. Fawcett, P.A. Rafter, M.A. Weigand, and J.-L. Tison. 2014. “New Insights into Sea Ice Nitrogen Biogeochemical Dynamics from the Nitrogen Isotopes”. Global Biogeochemical Cycles 28. American Geophysical Union: 115-30. doi:10.1002/2013GB004729.

Reference Link
Marconi, D., M.A. Weigand, and D.M. Sigman. 2019. “Nitrate Isotopic Gradients in the North Atlantic Ocean and the Nitrogen Isotopic Composition of Sinking Organic Matter”. Deep-Sea Research Part I: Oceanographic Research Papers 145. Elsevier Ltd: 109-24. doi:10.1016/j.dsr.2019.01.010.

Reference Link
Smart, S.M., H. Ren, S.E. Fawcett, R. Schiebel, M. Conte, P.A. Rafter, K.K. Ellis, et al. 2018. “Ground-Truthing the Planktic Foraminifer-Bound Nitrogen Isotope Paleo-Proxy in the Sargasso Sea”. Geochimica Et Cosmochimica Acta 235. Elsevier Ltd: 463-82. doi:10.1016/j.gca.2018.05.023.

Reference Link
Ren, H., Y.-C. Chen, X.T. Wang, G.T.F. Wong, A.L. Cohen, T.M. DeCarlo, M.A. Weigand, H.-S. Mii, and D.M. Sigman. 2017. “Nitrogen Cycle: 21st-Century Rise in Anthropogenic Nitrogen Deposition on a Remote Coral Reef”. Science 356. American Association for the Advancement of Science: 749-52. doi:10.1126/science.aal3869.

Reference Link
Kemeny, P.C., M.A. Weigand, R. Zhang, B.R. Carter, K.L. Karsh, S.E. Fawcett, and D.M. Sigman. 2016. “Enzyme-Level Interconversion of Nitrate and Nitrite in the Fall Mixed Layer of the Antarctic Ocean”. Global Biogeochemical Cycles 30. Blackwell Publishing Ltd: 1069-85. doi:10.1002/2015GB005350.

Reference Link
Weigand, M.A., J. Foriel, B. Barnett, S. Oleynik, and D.M. Sigman. 2016. “Updates to Instrumentation and Protocols for Isotopic Analysis of Nitrate by the Denitrifier Method”. Rapid Communications in Mass Spectrometry 30. John Wiley and Sons Ltd: 1365-83. doi:10.1002/rcm.7570.

Reference Link