Publications – Last Five Years

* student or postdoctoral author

2023

201. * Hauksson, N.E., S. Griffin, X. Xu, S. Pedron, H.A. Martinez De La Torre, * Christian B. Lewis, K. Thomas, and E.R.M. Druffel. Long term time series of surface water dissolved inorganic carbon isotopes from the Southern California Bight, Radiocarbon in press.

200. * Hauksson, N.E., * C.B. Lewis, T. Komada and E.R.M. Druffel. Effect of marine sediment on the solubility and isotopic content of riverine dissolved organic carbon, Limnology & Oceanography, in press.

2022

199. Fu, Wenjing, Y. Qi, X, Xu, E.R.M. Druffel, X. Wang,L. Ding, S. Shan, S. Sun and D. Fan. Carbon isotopic constraints on the cycling and sequestration of organic matter in rivers influence marginal sea sediments. Limnology & Oceanography, 67, 2022, S61–S75 doi: 10.1002/lno.12070.

198. Druffel, E.R.M., S.R. Beaupré, H. Grotheer, * C.B. Lewis, A.P. McNichol, G. Mollenhauer and B.D. Walker. Marine Organic Carbon and Radiocarbon – Present and Future Challenges, Radiocarbon 64(4), 705–721 doi:10.1017/RDC.2021.105.

2021

197. *Lewis, C.B., B.D. Walker and E.R.M. Druffel (2021). Constraining the cycling of global solid-phase extracted dissolved organic carbon using radiocarbon measurements, Geophysical Research Lettersdoi:10.1029/2020GL090995

196. Druffel, E.R.M., S. Griffin, *C.B. Lewis, *M. Rudresh, *N.G. Garcia, R.M. Key, A.P. McNichol, *N. Hauksson and B.D. Walker. Dissolved organic radiocarbon in the eastern Pacific and Southern Oceans. Geophysical Research Letters, in press.

195. Guilderson, T.P., D.P. Schrag, E.R.M. Druffel and R.W. Reimer.Post-Bomb Subtropical North Pacific Surface Water Radiocarbon History. Journal of Geophysical Research Oceans, http://dx.doi.org/10.1029/2020JC016881

194. Walker, B.D., S. R. Beaupré, S. Griffin, J. Walker, E.R.M. Druffel, X. Xu, A sealed-tube method for offline d13C analysis of CO2via a Gas Bench II continuous flow IRMS. Rapid Communications in Mass Spectrometry, 35(7), e9040.

2020

193. Choy, E., K. Watanabe, B. Williams, R. Stone, P. Etnoyer, E. Druffel, T. Lorenson, and M. Knaak (2020). Understanding growth and age of red tree corals (Primnoa pacifica) in the North Pacific Ocean. PLOS ONE https://doi.org/10.1371/journal.pone.0241692.

192. M. Kim, J. Hwang, T.I. Eglington and E.R.M. Druffel. Lateral particle supply as a key vector in the oceanic carbon cycle, Global Biogeochemical Cycles, doi.org/10.1029/2020GB006544

191. Fu, W., Y. Qi, X. Wang, E. R.M. Druffel, Xiaomei Xu, Yanguang Liu, Xuefa Shi, Peng Ren, Chunle Luo, Sen Dan, Shuwen Sun and Di Fan (2020). Production of Ancient Dissolved Organic Carbon in Arctic Ocean Sediment: A Pathway of Carbon Cycling in the Extreme Environment, Geophysical Research Letters, 47 (5), 10.1029/2020GL087119.

190. Beaupré, S.R., B.D. Walker and E.R.M. Druffel. The two–component model coincidence: Evaluating the validity of marine dissolved organic radiocarbon as a stable–conservative tracer at Station M, Deep-Sea Research II, 173 104737.

189. Fang, L., S.H. Lee, S.A. Lee, D Hahm, G Kim, E.R.M Druffel and J. Hwang (2020). Removal of refractory Dissolved organic carbon in the Amundsen Sea, Antarctica. NatureScientific Reports, 10, doi:10.1038/s41598-020-57870-6.

188. Lewis, C.B., B.D. Walker and E R.M. Druffel (2020).Chemical and isotopic heterogeneity along the marine dissolved organic matter hydrophobicity continuum, Marine Chemistry, doi.org/10.1016/j.marchem.2020.103752

2019

187. Sayani, H., K. Cobb, K. DeLong, N. Hitt, and E.R.M. Druffel (2019). Intercolony δ18O and Sr/Ca variability among Porites spp. corals at Palmyra Atoll: Towards more robust coral-based estimates of climate, G–Cubed, 10, 10.1029/2019GC008420

186. Druffel, E.R.M., S. Griffin, N.G. Garcia, * N. Wang, A.P. McNichol, R. Key and B.W. Walker (2019). Dissolved organic radiocarbon in the central Pacific Ocean, Geophysical Research Letters,doi:10.1029/2019GL083149 19Druffel GRL P16

185. Wang, N., C. Shen, A. Sun, P. Ding, S. Zhu, W. Yi, Z. Yu, Z. Sha, M. Mi, L. He, J. Fang, K. Liu, X.Xu, E.R.M. Druffel. Penetration of Bomb 14C into the Deepest Ocean Trench,Geophysical Research Lettersdoi.org/10.1029/2018GL081514 19Wang GRL

184. Goodkin, N.,A. Bolton, K.B. Karnauskas, K.A. Hughen, S. Griffin, K.H. Phan, S.T. Vo, and E.R.M. Druffel (2019). Decline of East Asian Winter Monsoon variability since the 18thcentury. Geophysical Research Letters,10.1029/2019GL081939 19 Goodkin GRL

183. Toggweiler, J.R., E.R.M. Druffel, R. Key and E. Galbraith (2019). Upwelling in the Ocean Basins north of the ACC Part 2: How Cool Subantarctic Water Reaches the Surface in the Tropics, Journal ofGeophysical Research, doi10.1029/2018JC014795 19 Toggweiler 2019b JGR

182. Toggweiler, J.R., E.R.M. Druffel, R. Key and E. Galbraith (2019). Upwelling in the Ocean Basins north of the ACC Part 1: On the upwelling exposed by thesurface distribution of Δ14C. Journal ofGeophysical Research, doi: 10.1029/2018JC014794 19Toggweiler 2019a JGR

181. Ramos, R. D., N. F. Goodkin, E. R. M. Druffel, T. Y. Fan, and F. P. Siringan (2019). Interannual coral Δ14C records of surface water exchange across the Luzon Strait, Journal ofGeophysical Research Oceans, doi: 10.1029/2018JC014735. 19Ramos JGR

180. Walker, B.D., S.R. Beaupré, S. Griffin and E.R.M. Druffel, (2019). UV photochemical oxidation and extraction of marine dissolved organic carbon at UC Irvine: status, surprises, and methodological recommendations. Radiocarbon, doi:10.1017/RDC.2019.9 19Radiocarbon Walker

2018

179. Vonk, J.E., N.J. Drenzek, K.A. Hughen, R.H.R. Stanley, C. McIntyre, D.B. Montlucon, L. Giosan, J.R. Southon, G.M. Santos, E.R.M. Druffel, A.A. Andersson, M. Skold, T.E. Eglinton (2018). Geochimica et Cosmochimica Acta244, 502-521 doi:https://doi.org/10.1016/j.gca.2018.09.034. 18Vonk GCA

177. Fatayer, S., A.I. Coppola, F. Schulz, B.D. Walker, T.A. Broek, G. Meyer, E.R.M. Druffel, M. McCarthy and L. Gross (2018). Direct visualization of individual aromatic compound structures in low molecular weight marine dissolved organic carbon. Geophysical Research Letters, 45 (11) 5590-5598 DOI 10.1029/2018GL077457. 18 Fatayer GRL

176. Druffel, E.R.M., S Griffin, * N. Wang and B.D. Walker. Temporal variability of dissolved organic radiocarbon in the deep North Pacific Ocean. Radiocarbon, 60DOI:10.1017/RDC.2018.39. 18Druffel Radiocarbon

176. Ding, L., T. Ge, H. Gao, C. Luo, E.R.M. Druffel, and X. Wang (2018). Large variability of dissolved inorganic radiocarbon in the Kuroshio Extension of the northwest North Pacific. Radiocarbon60DOI:10.1017/RDC.2017.143. 18Ding Radiocarbon