Stephen Romaniello
Stephen Romaniello
Associate Professor, Department of Earth and Planetary Sciences, University of Tennessee, Knoxville
Geverifieerd e-mailadres voor utk.edu
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Uranium and molybdenum isotope evidence for an episode of widespread ocean oxygenation during the late Ediacaran Period
B Kendall, T Komiya, TW Lyons, SM Bates, GW Gordon, SJ Romaniello, ...
Geochimica et Cosmochimica Acta 156, 173-193, 2015
1592015
A modern framework for the interpretation of 238U/235U in studies of ancient ocean redox
MB Andersen, S Romaniello, D Vance, SH Little, R Herdman, TW Lyons
Earth and Planetary Science Letters 400, 184-194, 2014
1132014
Uranium concentrations and 238U/235U isotope ratios in modern carbonates from the Bahamas: Assessing a novel paleoredox proxy
SJ Romaniello, AD Herrmann, AD Anbar
Chemical Geology 362, 305-316, 2013
1132013
Uranium isotopes fingerprint biotic reduction
M Stylo, N Neubert, Y Wang, N Monga, SJ Romaniello, S Weyer, ...
Proceedings of the National Academy of Sciences 112 (18), 5619-5624, 2015
1012015
Rapidly assessing changes in bone mineral balance using natural stable calcium isotopes
JLL Morgan, JL Skulan, GW Gordon, SJ Romaniello, SM Smith, AD Anbar
Proceedings of the National Academy of Sciences 109 (25), 9989-9994, 2012
962012
Extensive marine anoxia during the terminal Ediacaran Period
F Zhang, S Xiao, B Kendall, SJ Romaniello, H Cui, M Meyer, ...
Science advances 4 (6), eaan8983, 2018
782018
Multiple episodes of extensive marine anoxia linked to global warming and continental weathering following the latest Permian mass extinction
F Zhang, SJ Romaniello, TJ Algeo, KV Lau, ME Clapham, S Richoz, ...
Science advances 4 (4), e1602921, 2018
692018
Global-ocean redox variation during the middle-late Permian through Early Triassic based on uranium isotope and Th/U trends of marine carbonates
M Elrick, V Polyak, TJ Algeo, S Romaniello, Y Asmerom, AD Herrmann, ...
Geology 45 (2), 163-166, 2017
682017
Uranium isotope fractionation during coprecipitation with aragonite and calcite
X Chen, SJ Romaniello, AD Herrmann, LE Wasylenki, AD Anbar
Geochimica et Cosmochimica Acta 188, 189-207, 2016
602016
Cadmium isotope fractionation during adsorption to Mn oxyhydroxide at low and high ionic strength
LE Wasylenki, JW Swihart, SJ Romaniello
Geochimica et Cosmochimica Acta 140, 212-226, 2014
602014
Uranium isotope systematics of ferromanganese crusts in the Pacific Ocean: Implications for the marine 238U/235U isotope system
KT Goto, AD Anbar, GW Gordon, SJ Romaniello, G Shimoda, Y Takaya, ...
Geochimica et Cosmochimica Acta 146, 43-58, 2014
572014
Fully automated chromatographic purification of Sr and Ca for isotopic analysis
SJ Romaniello, MP Field, HB Smith, GW Gordon, MH Kim, AD Anbar
Journal of Analytical Atomic Spectrometry 30 (9), 1906-1912, 2015
532015
Oxygenation of a Cryogenian ocean (Nanhua Basin, South China) revealed by pyrite Fe isotope compositions
F Zhang, X Zhu, B Yan, B Kendall, X Peng, J Li, TJ Algeo, S Romaniello
Earth and Planetary Science Letters 429, 11-19, 2015
492015
Congruent Permian-Triassic δ238U records at Panthalassic and Tethyan sites: Confirmation of global-oceanic anoxia and validation of the U-isotope paleoredox …
F Zhang, TJ Algeo, SJ Romaniello, Y Cui, L Zhao, ZQ Chen, AD Anbar
Geology 46 (4), 327-330, 2018
472018
Marine Mo biogeochemistry in the context of dynamically euxinic mid-depth waters: a case study of the lower Cambrian Niutitang shales, South China
M Cheng, C Li, L Zhou, TJ Algeo, F Zhang, S Romaniello, CS Jin, LD Lei, ...
Geochimica et Cosmochimica Acta 183, 79-93, 2016
442016
Diagenetic effects on uranium isotope fractionation in carbonate sediments from the Bahamas
X Chen, SJ Romaniello, AD Herrmann, D Hardisty, BC Gill, AD Anbar
Geochimica et Cosmochimica Acta 237, 294-311, 2018
422018
Transient deep-water oxygenation in the early Cambrian Nanhua Basin, South China
M Cheng, C Li, L Zhou, LJ Feng, TJ Algeo, FF Zhang, S Romaniello, ...
Geochimica et Cosmochimica Acta 210, 42-58, 2017
382017
Global seawater redox trends during the Late Devonian mass extinction detected using U isotopes of marine limestones
DA White, M Elrick, S Romaniello, F Zhang
Earth and Planetary Science Letters 503, 68-77, 2018
302018
Uranium and carbon isotopes document global-ocean redox-productivity relationships linked to cooling during the Frasnian-Famennian mass extinction
H Song, H Song, TJ Algeo, J Tong, SJ Romaniello, Y Zhu, D Chu, Y Gong, ...
Geology 45 (10), 887-890, 2017
302017
Fully oxygenated water columns over continental shelves before the Great Oxidation Event
CM Ostrander, SG Nielsen, JD Owens, B Kendall, GW Gordon, ...
Nature geoscience 12 (3), 186-191, 2019
292019
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