Angela Knapp

Knapp, A.N., 2012, The sensitivity of marine N2 fixation to dissolved inorganic nitrogen, Frontiers in Microbiology, 3:374. doi: 10.3389/fmicb.2012.0037

Knapp, A.N., J. Dekaezemacker, S. Bonnet, J.A. Sohm, and D.G. Capone, 2012, Sensitivity of Trichodesmium and Crocosphaera abundance and N2 fixation rates to varying NO₃^- and PO₄^3- concentrations in batch cultures, Aquatic Microbial Ecology, 66, 223-236, doi:10.3354/ame01577

Knapp, A.N., D.M. Sigman, A.B. Kustka, S.A. Sanudo-Wilhelmy, and D.G. Capone, 2012, The distinct nitrogen isotopic compositions of low and high molecular weight DON, Marine Chemistry, 136-137, 24-33, doi:10.1016/j.marchem.2012.05.001

Knapp, A.N., D.M. Sigman, F. Lipschultz, A.B. Kustka, and D.G. Capone, 2011, Interbasin isotopic correspondence between upper-ocean bulk DON and subsurface nitrate and its implications for marine nitrogen cycling, Global Biogeochemical Cycles, 25, GB4004, doi:10.1029/2010GB003878

Collins, L.E., W. Berelson, D.E. Hammond, A. Knapp, R. Schwartz, and D. Capone, 2011, Particle fluxes in San Pedro Basin, California: A four-year record of sedimentation and physical forcing, Deep-Sea Research I, 58, 898-914.

Knapp, A.N., M.G. Hastings, D.M. Sigman, F. Lipschultz and J.N. Galloway, 2010, The flux and isotopic composition of reduced and total nitrogen in Bermuda rain, Marine Chemistry, 120, 83-89, doi:10.1016/j.marchem.2008.08.007 (Published online in final form in 2008)

Spencer, P.K., and A.N. Knapp, 2010, New stratigraphic markers in the late Pleistocene Palouse loess: novel fossil gastropods, absolute age constraints, and non-eolian facies, Sedimentology, 57, 41-52, doi: 10.1111/j.1365-3091.2009.01085.x

Sigman, D.M., P.J. DiFiore, M.P. Hain, C. Deutsch, Y. Wang, D.M. Karl, A.N. Knapp, M.F. Lehmann, and S. Pantoja, 2009, The dual isotopes of deep nitrate as a constraint on the cycle and budget of oceanic fixed nitrogen. Deep-Sea Res. I, 56, 1419-1439, doi:10.1016/j.dsr.2009.04.007

Knapp, A.N., P.J. DiFiore, C. Deutsch, D.M. Sigman, and F. Lipschultz, 2008, Nitrate isotopic composition between Bermuda and Puerto Rico Implications for N2 fixation in the Atlantic Ocean, Global Biogeochem. Cycles, 22, GB3014.

Capone, D.G., and A.N. Knapp, 2007, A marine nitrogen cycle fix?, Nature, 445, 159-160

Knapp, A.N., D.M. Sigman, and F. Lipschultz, 2005, N isotopic composition of dissolved organic nitrogen and nitrate at the Atlantic Time-series Study site, Global Biogeochem. Cycles, 19, GB1018, doi:10.1029/2004GB002320

Sigman, D.M., R. Robinson, A.N. Knapp, A. van Geen, D.C. McCorkle, J.A. Brandes, and R.C. Thunell, 2003, Distinguishing between water column and sedimentary denitrification in the Santa Barbara Basin using the stable isotopes of nitrate, Geochem., Geophys., Geosyst., 4, 1040, doi:10.1029/2002GC000394, 2003.