Publications
2023
63. Y. Ryu, H. Han, T. Na, G. Kim, E.R.M. Druffel, J. Hwang*, Transport of Aged Dissolved Organic Carbon via the Surface Current Revealed by Radiocarbon, Geophysical Research Letters, 50(22), 2023.
62. M. Kim, J.I. Lee, Y.S. Bak, C.D. Hillenbrand, E.J. Yang, D.B. Montluçon, N. Haghipour, T.I. Eglinton, J. Hwang*, Holocene Palaeoenvironmental and Palaeoproductivity Changes in the Western Amundsen Sea Embayment of Antarctica. Journal of Geophysical Research: Oceans, 128(6), 2023.
61. J. Seo, G. Kim, H. Seo, T. Na, S. Noh, J. Hwang*, Sources and Behavior of Particulate Organic Carbon in the Yellow Sea and the East China Sea Based on 13C, 14C, and 234Th, 257, Marine Chemistry, 2023.
60. E.R.M. Druffel, C. Lewis, S. Griffin, A. Flaherty, M. Rudresh, N.E. Hauksson, R.M. Key, A.P. McNichol, J. Hwang, B.D. Walker, Dissolved Organic Radiocarbon in the West Indian Ocean, 50(19), Geophysical Research Letters, 2023.
59. H.J. Kim, D. Kim, Y.-G. Park, J.-Y. Park, K.-Y. Choi, J.S. Park, S.M. An, K. Kwon, J.H. Noh, J. Hwang*, Influence of atmospheric dust deposition on sinking particle flux in the northwest Pacific, 10, Fontiers in Marine Science, 2023.
58. H. Han, H.B. Kim, J. Kim, G. Kim, J. Hwang, S.H. Nam, Dissoved organic matter in the northwestern Pacific marginal seas: Insight into the distribution of its optical properties, 10, Fontiers in Marine Science, 2023.
2022
57. J. Seo, D. Hahm, G. Kim, I. Lee, J. Park, T. Na, J.-H. Park, S.K. Kang, J. Hwang, Insingificant effects of eddies and typhoons on the biogeochemistry of the tropical northwest Pacific Ocean, 9, Frontiers in Marine Science, 2022.
56. J., Seo, G. Kim, J.-H. Park, H. Seo, T. Na, S.K. Kang, J. Hwang*, Export of particulate organic carbon (POC) in the eddy region the trophical northwest Pacific, 9, Frontiers in Marine Science, 2022.
55. M. Kim, J. Hwang*, G. Kim, T. Na, T.-H. Kim, J.-H. Hyun, Carbon cycling in the East Sea (Japan Sea): A review, 9, Frontiers in Marine Science, 2022.
54. J. Kim, G. Kim, H.-M. Cho, S. Nam, J. Hwang, S. Park, K. Lee, T. DeVris, Decline in the Nutrient Inventories of the Upper Subtropical Northwest Pacific Ocean, 49(9), Geophysical Research Letters, 2022.
53. H. Choi, J. Hwang, Y. Ryu, G. Kim, K.-H. Shin, Seasonal Trophic Dynamic of sinking Particles in the Ulleung Basin of the East Sea (Japan Sea): An Approach Employing Nitrogen Isotopes of Amino Acids, 9, Frontiers in Marine Science, 2022.
52. J. Seo, G. Kim, J. Hwang*, Sources and Behavior of Particulate Organic Carbon in the Yellow Sea and the East China Sea Based on 13C, 14C, and 234Th, 9, Frontiers in Marine Science, 2022.
51. H. Han, T. Na, H. M. Cho, G. Kim, J. Hwang*, Large fluxes of continental-shelf-borne dissolved organic carbon in the East China Sea and the Yellow Sea, Marine Chemistry, 104097, 2022.
50. T. Na, J. Hwang*, S. Y. Kim, S. Jeong, T. K. Rho, T. Lee, Large increase in dissolved inorganic carbon in the East Sea (Japan Sea) from 1999 to 2019, Frontiers in Marine Science, 2022.
49. Y.J. Tak, Y. K. Cho, J. Hwang, Y. Y. Kim, Assessments of nitrate budgets in the Yellow Sea based on a 3D physical-biogeochemical coupled model, Frontiers in Marine Science, 2022.
2021
48. H.J. Kim, D. Kim, C.M. Yoo, J.-Y. Park, H. Jeong, J. Hwang*, Biological carbon pump efficiency enhanced by atmoshperic dust deposition in the North Pacific Subtropical Gyre, 224, Journal of Marine Systems, 2021.
47. J. Seo, H. Seo, J. Hwang, G. Kim, Rapid and accurate method for determining 234Th in seawater: Fe co-precipitation, UTEVA extraction, and micro-precipitation, Ocean Science Journal, 56(4), 378-384, 2021.
46. M. Kim, H.J. Kim, A.Ko, C.M. Yoo, S.J. Ju, J. Hwang*, Characteristics of sediment resuspension on a deep abyssal plain in the Eastern Tropical Ocean. Journal of Sea Research, 175, 102085, 2021.
45. J. Gal, J.-H. Kim, S. Kim, J. Hwang, K.-H. Shin, Assessment of the nutrient diol index (NDI) as a sea surface nutrient proxy using sinking particles in the East Sea, Marine Chemistry, 231,103937, 2021.
44. E.Y. Kwon, T. DeVries, E. Galbraith, J. Hwang, G. Kim, A. Timmermann, Stable carbon isotopes suggest large terrestrial carbon inputs to the global ocean, Global Biogeochemical Cycles, 1-25, 2021.
43. H. Han, J. Hwang, G. Kim, Characterizing the origins of dissolved organic carbon in coastal seawater using stablecarbon isotope and light absorption characteristics, Biogeosciences, 18, 1793-1801, 2021.
42. J. Hwang*, J. Blusztajn, L. Giosan, M. Kim, S.J. Manganini, D. Montlucon, J.M. Toole, T.I. Eglinton, Lithogenic particle transport trajectories on the Northwest Atlantic margin, Journal of Geophysical Research: Oceans, 126, e2020JC016802, 2021.
~ 2020
41. L. Fang, S. Lee, S.-A. Lee, D. Hahm, G. Kim, E.R.M. Druffel, J. Hwang*, Removal of refractory dissolved organic carbon in the Amundsen Sea, Antarctica, Scientific Reports, 10:1213, 2020.
40. M. Kim, J. Hwang*, T.I. Eglingon, E.R.M. Druffel, Lateral particle supply as a key vector in the oceanic carbon cycle, Global Biogeochemical Cycles, 34:9, 2020.
39. M. Kim, Y.-I. Kim, J. Hwang*, K.Y. Choi, Ch.J. Kim, Y. Ryu, J.-E. Park, K.-A. Park, J.-H. Park, S. Nam, N. Haghipour, T.I. Eglinton, Influence of sediment resuspension on the biological carbon pump of the Southwestern East Sea (Japan Sea), Frontiers in Earth Science, 8:144, 2020.
38. H.J. Kim, T.-W. Kim, K. Hyeong, S.-W. Yeh, J.-Y. Park, C.M. Yoo, J. Hwang*, Suppressed CO2 outgassing by an enhanced biological pump in the Eastern Tropical Pacific, Journal of Geophysical Research: Oceans, 124, 7962–7973, 2019.
37. M. Kim, E.J. Yang, H.-J. Kim, D. Kim, T.-W. Kim, H.S. La, S. Lee, J. Hwang*, Collection of large benthic invertebrates in sediment traps in the Amundsen Sea, Antarctica, Biogeosciences, 16, 2683-2691, 2019.
36. M. Kim, E.J. Yang, D. Kim, J.-H. Jeong, H.J., Kim, J. Park, J. Jung, H.W. Ducklow, S. Lee, J. Hwang*, Sinking particle flux and composition at three sites of different annual sea ice cover in the Amundsen Sea, Antarctica, Journal of Marine Systems, 192, 42-50, 2019.
35. H. K. Kwon, G. Kim, J. Hwang, W.A. Lim, J. W. Park, T.-H. Kim, Significance and conservative long-range transport of dissolved organic nutrients in the Changjiang diluted water, Scientific Reports, 8. 12768, 2018.
34. B. Kim, S Lee, M. Kim, D. Hahm, T.S. Rhee, J. Hwang*, An investigation of gas exchange and water circulation in the Amundsen Sea based on dissolved inorganic radiocarbon, Geophysical Research Letters, 45, 12,368-12,375, 2018.
33. J.H. Kwak, E. Han, J. Hwang, Y.I. Kim, C.I. Lee, C.-K. Kang, Flux and stable C and N isotope composition of sinking particles in the Ulleung Basin of the East/Japan Sea, Deep-Sea Research II, 143, 62-72, 2017.
32. Lee, S, J. Hwang, H. W. Ducklow, D. Hahm, S. H. Lee, D. Kim, J.-H. Hyun, J. Park, H. K. Ha, T.-W. Kim, E. J. Yang, and H. C. Shin, Evidence of minimal carbon sequestration in the productive Amundsen Sea polynya, Geophysical Research Letters, 44, 7892-7899, 2017.
31. J. Hwang*, S.J. Manganini, J. Park, D.B. Montlucon, J.M. Toole, T.I. Eglinton, Biological and physical controls on the flux and characteristics of sinking particles on the Northwest Atlantic margin, Journal of Geophysical Research: Oceans, 122(6), 4539-4553, 2017.
30. M. Kim, J. Hwang*, T. Rho, T. Lee, D.-J. Kang, K.-I. Chang, S. Noh, H. Joo, J. H. Kwak, C.-K. Kang, K.-R. Kim, Biogeochemical properties of sinking particles in the southwestern part of the East Sea (Japan Sea), Journal of Marine Systems, 167, 33-42, 2017.
29. H.J. Kim, J. Kim, S.J. Pak, S.-J. Ju, C.M. Yoo, H.S. Kim, K.Y. Lee, J. Hwang*, Geochemical characteristics of sinking particles in the Tonga arc hydrothermal vent field, southwestern Pacific, Deep-Sea Research I, 116, 118-126, 2016.
28. M. Kim, J. Hwang*, S.H. Lee, H.J. Kim, D. Kim, E.J. Yang, S. Lee, Sedimentation of particulate organic carbon on the Amundsen Shelf, Antarctica, Deep-Sea Research II, 123, 135-144, 2016.
27. M. Kim, J. Hwang*, H.J. Kim, D. Kim, E.J. Yang, H.W. Ducklow, H.S. La, S.H. Lee, J. Park, S. Lee, Sinking particle flux in the sea ice zone of the Amundsen Shelf, Antartica, Deep-Sea Research I, 101, 110-117, 2015.
26. J. Hwang, M. Kim, S.J. Manganini, C.P. Mclntyre, N. Haghipour, J. Park, R.A. Krishfield, R.W. Macdonald, F.A. McLaughlin, T.I. Eglinton, Temporal and spatial variability of particle transport in the deep Arctic Canada Basin, Journal of Geophysical Research, 2784-2799, 2015.
25. H.J. Kim, D. Kim, K. Hyeong, J. Hwang*, C.M. Yoo, D.J. Ham, I. Seo, Evaluation of resuspended sediments of sinking particles by benthic disturbance in the Clarion-Clipperton Nodule Fields, Marine Georesources & Geotechnology, 33, 160-166, 2015.
24. J.H. Kwak, S.H. Lee, J. Hwang, Y.S. Suh, H.J. Park, K.I. Chang, K.R. Kim, C.K. Kang, Summer primary productivity and phytoplankton community composition driven by different hydrographic structures in the East/Japan Sea and the Western Subartic Pacific, Journal of Geophysical Research: Oceans, 4505-4519, 2014.
23. J. Hwang*, M. Kim, J. Park, S.J. Manganini, D.B. Montlucon, T.I. Eglinton, Alkenones as tracers of surface ocean temperature and biological pump processes on the Northwest Atlantic margin, Deep-Sea Research I, 83, 115-123, 2014.
22. J. Hwang*, D.B. Montlucon, C.H. Pilskaln, T.I. Eglinton, Molecular and isotopic insights into particulate organic carbon sources and dynamics in Jordan Basin, Gulf of Maine, Continental Shelf Reserch, 68, 15-22, 2013.
21. G.H. Byun, H.B. Moon, J.H. Choi, J. Hwang, C.K. Kang, Biomagnification of persistent chlorinated and brominated contaminants in food web components of the Yellow Sea, Marine Pollution Bulletin, 73, 210-219, 2013.
20. J.H. Kwak, J. Hwang, E.J. Choy, H.J. Park, D.J. Kang, T. Lee, K.I. Chang, K.R. Kim, C.K. Kang, High primary productivity and f-ratio in summer in the Ulleung basin of the East/Japan Sea, Deep-Sea Research I, 79, 74-85, 2013.
19. J. Hwang, E.R.M. Druffel, T.I. Eglinton, Widespread influence of resuspended sediments on oceanic particulate organic carbon: Insights from radiocarbon and alumium contents in sinking particles, Global Biogeochemical Cycles, 24, GB4016, 2010.
18. S. Honjo, R.A. Krishfield, T.I. Eglinton, S.J. Manganini, J.N. Kemp, K. Doherty, J. Hwang, T.K. McKee, T. Takizawa, Biological pump processes in the cryopelagic and hemipelagic Arctic Ocean: Canada Basin and Chukchi Rise, Progress in Oceanography, 85, 137- 170, 2010.
17. E.R.M. Druffel, S. Beaupre, S. Griffin, J. Hwang, Variability of dissolved inorganic radiocarbon at a surface site in the Northeast Pacific Ocean, Radiocarbon, 52(3), 1150-1157, 2010.
16. J. Hwang*, S.J. Manganini, D. Montlucon, T.I. Eglinton, Dynamics of particle export on the Northwest Atlantic margin, Deep-Sea Research I, 56, 1792-1803, 2009.
15. J. Hwang*, D.B. Montlucon, and T.I. Eglinton, Molecular and isotopic constraints on the sources of suspended particulate organic carbon on the northwestern Atlantic margin, Deep-Sea Research I, 56, 1284-1297, 2009.
14. J. Hwang*, T.I. Eglinton, R.A. Krishfield, S.J. Maganini, and S. Honjo, Lateral carbon supply to the deep Canada Basin, Geophysical Research Letters. 35, L11607, doi:10.1029/2008GL034271, 2008.
13. E.R.M. Druffel, J.E. Bauer, S. Griffin, S.R. Beaupre, J. Hwang, Dissolved inorganic radiocarbon in the North Pacific Ocean and Sargasso Sea, Deep-Sea Research I, 55, 451-459, 2008.
12. J. Hwang* and E.R.M. Druffel, Carbon isotope ratios of organic compound fractions in oceanic suspended particles, Geophysical Research Letters, 33, L23610, 2006.
11. J. Hwang*, E.R.M. Druffel, T.I. Eglinton, and D.J. Repeta, Source(s) and cycling of the nonhydrolyzable organic fraction of oceanic particles, Geochimica et Cosmochimica Acta, 70, 5162-5168, 2006.
10. J. Hwang*, E.R.M. Druffel, and J.E. Bauer, Incorporation of aged dissolved organic carbon(DOC) by oceanic particulate organic carbon (POC): anexperimental approach using natural carbon isotopes, Marine Chemistry, 98, 315-322, 2006.
9. T. Komada, E. R. M. Druffel, J. Hwang, Sedimentary rocks as sources of ancient organic carbon to the ocean: An investigation through Δ14C and δ13C signatures of organic compound classes, Global Biogeochemical Cycles, GB2017, 2005.
8. J. Hwang, E.R.M. Druffel, and T. Komada, Transport of organic carbon from the California coast to the slope region: A study of Δ14C and δ13C signatures of organic compound classes, Global Biogeochemical Cycles, GB2018, 2005.
7. J. Hwang and E.R.M. Druffel, Blank correction for Δ14C measurements in organic compound classes of oceanic particulate matter, Radiocarbon, 47, 75-87, 2005.
6. J. Hwang, E.R.M. Druffel, S.Griffin, K.L. Smith, R.J. Baldwin, and J.E. Bauer, Temporal variability of Δ14C, δ13C, and C/N in sinking particulate organic matter at a deep time-series station in the Northeast Pacific Ocean, 2004, Global Biogeochemical Cycles, 18, 2004.
5. E.R.M. Druffel, S. Griffin, J. Hwang, T. Komada, S.R. Beaupre, K.C. Druffel-Rodriguez, G.M. Santos, and J. Southon, Variability of Monthly Radiocarbon During the 1760s in Corals from the Galapagos Islands, Radiocarbon, 46, 627-631, 2004.
4. E. R. M. Druffel, J. E. Bauer, S. Griffin, and J. Hwang, Penetration of anthropogenic carbon into organic particles of the deep ocean, Geophysical Research Letter, 30, 1744, 2003.
3. J. Hwang and E.R.M. Druffel, Lipid-like material as the source of the uncharacterized organic carbon in the ocean?, Science, 299, 881-884, 2003.
2. D.-C. Oh, M.-K. Park, S.-H. Choi, D.-J. Kang, S.-Y. Park, J. Hwang, A. Andreev, G.H. Hong and K.-R. Kim, The air-sea exchange of CO2 in the East Sea (Japan Sea), Journal of Oceanography, 55, 157-169. 1999.
1. 황점식*, 방사성탄소를 이용한 해양 유기탄소 순환 연구 동향, 바다, 17, 189-201, 2012.