Paper Publications

• [1]46. Geng, L., A.J. Schauer, S.A. Kunasek, E.D. Sofen, J. Erbland, J. Savarino, D.J. Allman, R.S. Sletten, and B. Alexander*, Analysis of Oxygen-17 Excess of Nitrate and Sulfate at Sub-micromole Levels Using the Pyrolysis Method, Rapid Comm. Mass Spectrom., 27 (21), 2411-2419. doi:10.1002/rcm.6703 (2013)..
• [2]45. Geng, L.*, B. Alexander*, J. Cole-Dai, E.J. Steig, J. Savarino, E.D. Sofen, and A.J. Schauer, Nitrogen Isotopes in Ice Core Nitrate Linked to Anthropogenic Atmospheric Acidity Change, Proc. Nat. Acad. Sci. (Highlighted in this issue of PNAS), 111 (16), 5808-5812, doi:10.1073/pnas.1319441111 (2014). .
• [3]44. Ding. Q.*, J. M. Wallace, D.S. Battisti, E. J. Steig, A. J. E. Gallant, H. J. Kim, and L. Geng, Tropical Forcing of the Recent Rapid Arctic Warming in Northeastern Canada and Greenland, Nature, 509, 209-212, doi:10.1038/nature13260 (2014)..
• [4]43. Geng, L.*, J. Cole-Dai, B. Alexander, J. Erbland, J. Savarino, A.J. Schauer, E.J. Steig, P. Lin, Q. Fu and M.C. Zatko, On the Origin of the Occasional Springtime Nitrate Concentration Maximum in Greenland Snow, Atmos. Chem. Phys., 14, 13361-13376, doi:10.5194/acp-14-13361-2014 (2014)..
• [5]42. Geng, L.*, B. Alexander, M.C. Zatko and A.J. Schauer, Effects of post-depositional processing on nitrogen isotopes of nitrate in the Greenland Ice Sheet Project 2 (GISP2) ice core, Geophys. Res. Lett., 42, doi: 10.1002/2015GL064218 (2015). .
• [6]41. Sigl, M.*, D. Ferris, T. J. Fudge, M. Winstrup, J. Cole-Dai, J. R. McConnell, K. C. Taylor, K. C. Welten, T. E. Woodruff, F. Adolphi, E. J. Brook, C. Buizert, M. W. Caffee, N. Dunbar, L. Geng, et al., The WAIS Divide deep ice core WD2014 chronology - Part 2: Annual-layer counting (0–31 ka BP), Clim. Past, 12, 769-786, doi:10.5194/cp-12-769-2016 (2016)..
• [7]40. Zatko, M.C., L. Geng, B. Alexander*, E.D. Sofen and K. Klein, The impact of snow nitrate photolysis on boundary layer chemistry and the recycling and redistribution of reactive nitrogen across Antarctica in a global chemical transport model, Atmos. Chem. Phys., 16, 2819-2842, doi: 10.5194/acp-16-2819-2016 (2016)..
• [8]39. Chen, Q. J., L. Geng, J. A. Schmidt, Z. Q. Xie, H. Kang, J. Dachs, J. Cole-Dai, A. Schauer, M. G. Camp, B. Alexander*, Isotopic constraints on the role of hypohalous acids in sulfate aerosol formation in the remote marine boundary layer, Atmos. Chem. Phys., 16, 11433-11450, doi: 10.5194/acp-16-11433-2016 (2016)..
• [9]38. Zatko, M.C., J. Erbland, J. Savarino, L. Geng, L. Easley, A. Schauer, T. Bates, P. K. Quinn, B. Light, D. Morison, H. D. Osthoff, S. Lyman, W. Neff, B. Yuan, B. Alexander*, The magnitude of the snow-sourced reactive nitrogen flux to the boundary layer in the Uintah Basin, Utah, USA, Atmos. Chem. Phys., 16, 13837-13851, doi:10.5194/acp-16-13837-2016 (2016)..
• [10]37. Geng, L., L. T. Murray, L. J. Mickley, P. Lin, Q. Fu, A. Schauer, B. Alexander*, Isotopic evidence of multiple controls on atmospheric oxidants over climate transitions, Nature, doi:10.1038/nature22340 (2017)..