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Alan J. Kaufman
Alan J. Kaufman
Professor of Geochemistry, University of Maryland
Verified email at umd.edu
Title
Cited by
Cited by
Year
A Neoproterozoic snowball earth
PF Hoffman, AJ Kaufman, GP Halverson, DP Schrag
science 281 (5381), 1342-1346, 1998
32041998
Neoproterozoic variations in the C-isotopic composition of seawater: stratigraphic and biogeochemical implications
AJ Kaufman, AH Knoll
Precambrian research 73 (1-4), 27-49, 1995
1566*1995
A whiff of oxygen before the great oxidation event?
AD Anbar, Y Duan, TW Lyons, GL Arnold, B Kendall, RA Creaser, ...
Science 317 (5846), 1903-1906, 2007
11062007
The abundance of 13C in marine organic matter and isotopic fractionation in the global biogeochemical cycle of carbon during the past 800 Ma
JM Hayes, H Strauss, AJ Kaufman
Chemical Geology 161 (1-3), 103-125, 1999
9591999
The Sr, C and O isotopic evolution of Neoproterozoic seawater
SB Jacobsen, AJ Kaufman
Chemical Geology 161 (1-3), 37-57, 1999
9451999
Biostratigraphic and geochronologic constraints on early animal evolution
JP Grotzinger, SA Bowring, BZ Saylor, AJ Kaufman
Science 270 (5236), 598-604, 1995
8801995
Sedimentary cycling and environmental change in the Late Proterozoic: evidence from stable and radiogenic isotopes
LA Derry, AJ Kaufman, SB Jacobsen
Geochimica et Cosmochimica Acta 56 (3), 1317-1329, 1992
8261992
Secular variation in carbon isotope ratios from Upper Proterozoic successions of Svalbard and East Greenland
AH Knoll, JM Hayes, AJ Kaufman, K Swett, IB Lambert
Nature 321 (6073), 832-838, 1986
7691986
The Vendian record of Sr and C isotopic variations in seawater: implications for tectonics and paleoclimate
AJ Kaufman, SB Jacobsen, AH Knoll
Earth and Planetary Science Letters 120 (3-4), 409-430, 1993
7361993
Pulsed oxidation and biological evolution in the Ediacaran Doushantuo Formation
KA McFadden, J Huang, X Chu, G Jiang, AJ Kaufman, C Zhou, X Yuan, ...
Proceedings of the National Academy of Sciences 105 (9), 3197-3202, 2008
6662008
Isotopes, ice ages, and terminal Proterozoic earth history
AJ Kaufman, AH Knoll, GM Narbonne
Proceedings of the National Academy of Sciences 94 (13), 6600-6605, 1997
6551997
Isotopic compositions of carbonates and organic carbon from upper Proterozoic successions in Namibia: stratigraphic variation and the effects of diagenesis and metamorphism
AJ Kaufman, JM Hayes, AH Knoll, GJB Germs
Precambrian Research 49 (3-4), 301-327, 1991
4931991
Carbon isotope variability across the Ediacaran Yangtze platform in South China: Implications for a large surface-to-deep ocean δ13C gradient
G Jiang, AJ Kaufman, N Christie-Blick, S Zhang, H Wu
Earth and Planetary Science Letters 261 (1-2), 303-320, 2007
4612007
Experimental measurement of boron isotope fractionation in seawater
K Klochko, AJ Kaufman, W Yao, RH Byrne, JA Tossell
Earth and Planetary Science Letters 248 (1-2), 276-285, 2006
4432006
Late Archean biospheric oxygenation and atmospheric evolution
AJ Kaufman, DT Johnston, J Farquhar, AL Masterson, TW Lyons, S Bates, ...
Science 317 (5846), 1900-1903, 2007
4182007
On the initiation of a snowball Earth
DP Schrag, RA Berner, PF Hoffman, GP Halverson
Geochemistry, Geophysics, Geosystems 3 (6), 1-21, 2002
4112002
The sulfur isotopic composition of Neoproterozoic seawater sulfate: implications for a snowball Earth?
MT Hurtgen, MA Arthur, NS Suits, AJ Kaufman
Earth and Planetary Science Letters 203 (1), 413-429, 2002
3392002
Isotopic evidence for Mesoarchaean anoxia and changing atmospheric sulphur chemistry
J Farquhar, M Peters, DT Johnston, H Strauss, A Masterson, U Wiechert, ...
Nature 449 (7163), 706-709, 2007
3272007
Integrated chemostratigraphy and biostratigraphy of the Windermere Supergroup, northwestern Canada: Implications for Neoproterozoic correlations and the early evolution of animals
GM Narbonne, AJ Kaufman, AH Knoll
Geological Society of America Bulletin 106 (10), 1281-1292, 1994
3191994
A composite reference section for terminal Proterozoic strata of southern Namibia
BZ Saylor, AJ Kaufman, JP Grotzinger, F Urban
Journal of Sedimentary Research 68 (6), 1223-1235, 1998
3131998
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