Andrew Knudsen

Evidence for oxygenic photosynthesis half a billion years before the Great Oxidation Event

Noah J. Planavsky, Dan Asael, Axel Hofmann et al. · Nature Geoscience · 2014 · 594 citations

Biosignature, Biogeochemistry, Photochemistry +9

Rare Earth Element and yttrium compositions of Archean and Paleoproterozoic Fe formations revisited: New perspectives on the significance and mechanisms of deposition

Noah J. Planavsky, Andrey Bekker, Olivier Rouxel et al. · Geochimica et Cosmochimica Acta · 2010 · 485 citations

Materials Science, Rare Earth Mineral, Engineering +11

Iron-oxidizing microbial ecosystems thrived in late Paleoproterozoic redox-stratified oceans

Noah J. Planavsky, Olivier Rouxel, Andrey Bekker et al. · Earth and Planetary Science Letters · 2009 · 185 citations

Biogeochemistry, Engineering, Iron-oxidizing Microbial Ecosystems +4

Uranium Isotope Fractionation in Non‐sulfidic Anoxic Settings and the Global Uranium Isotope Mass Balance

Devon B. Cole, Noah J. Planavsky, Martha Longley et al. · Global Biogeochemical Cycles · 2020 · 69 citations · Full text

Abstract Uranium Isotopes, Marine Redox Landscape, Engineering +17

Sedimentary Phosphorites--An Example: Phosphoria Formation, Southeastern Idaho, U.S.A.

Andrew Knudsen, M. E. Gunter · Reviews in Mineralogy and Geochemistry · 2002 · 53 citations

Earth Science, Sedimentary Phosphates, Engineering +10