Axel Hofmann

Research interests

Publications

• A lithium-isotope perspective on the evolution of carbon and silicon cycles

  Nature · 2021 · https://doi.org/10.1038/s41586-021-03612-1

• Rapid emergence of subaerial landmasses and onset of a modern hydrologic cycle 2.5 billion years ago

  Nature · 2018 · 10.1038/s41586-018-0131-1

• Titanium isotopic evidence for felsic crust and plate tectonics 3.5 billion years ago

  Science · 2017 · 10.1126/science.aan8086

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

  Nature Geoscience · 2014 · https://doi.org/10.1038/ngeo2122

• Iron Formations: Their Origins and Implications for Ancient Seawater Chemistry

  Treatise on Geochemistry · 2013 · 10.1016/b978-0-08-095975-7.00719-1

• Sulfur record of rising and falling marine oxygen and sulfate levels during the Lomagundi event

  Proceedings of the National Academy of Sciences · 2012 · 10.1073/pnas.1120387109

• The 1.5 meter solar telescope GREGOR

  Astronomische Nachrichten · 2012 · https://doi.org/10.1002/asna.201211725

• Iron isotope composition of some Archean and Proterozoic iron formations

  Geochimica et Cosmochimica Acta · 2011 · https://doi.org/10.1016/j.gca.2011.12.001

• Iron Formation: The Sedimentary Product of a Complex Interplay among Mantle, Tectonic, Oceanic, and Biospheric Processes

  Economic Geology · 2010 · https://doi.org/10.2113/gsecongeo.105.3.467

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

  Geochimica et Cosmochimica Acta · 2010 · https://doi.org/10.1016/j.gca.2010.07.021

• Geodynamo, Solar Wind, and Magnetopause 3.4 to 3.45 Billion Years Ago

  Science · 2010 · 10.1126/science.1183445

• Towards a complete magmatic barcode for the Zimbabwe craton: Baddeleyite U–Pb dating of regional dolerite dyke swarms and sill complexes

  Precambrian Research · 2009 · https://doi.org/10.1016/j.precamres.2009.11.001

• Silica alteration zones in the Barberton greenstone belt: A window into subseafloor processes 3.5–3.3 Ga ago

  Chemical Geology · 2008 · https://doi.org/10.1016/j.chemgeo.2008.09.015

• Duration of a Large Mafic Intrusion and Heat Transfer in the Lower Crust: a SHRIMP U-Pb Zircon Study in the Ivrea-Verbano Zone (Western Alps, Italy)

  Journal of Petrology · 2007 · https://doi.org/10.1093/petrology/egm014

• The geochemistry of sedimentary rocks from the Fig Tree Group, Barberton greenstone belt: Implications for tectonic, hydrothermal and surface processes during mid-Archaean times

  Precambrian Research · 2005 · https://doi.org/10.1016/j.precamres.2005.09.005

• Lead isotopes reveal bilateral asymmetry and vertical continuity in the Hawaiian mantle plume

  Nature · 2005 · 10.1038/nature03402

• Alteration and geochemical patterns in the 3.7–3.8 Ga Isua greenstone belt, West Greenland

  Precambrian Research · 2003 · https://doi.org/10.1016/s0301-9268(03)00095-0

• Boninite-like volcanic rocks in the 3.7–3.8 Ga Isua greenstone belt, West Greenland: geochemical evidence for intra-oceanic subduction zone processes in the early Earth

  Chemical Geology · 2002 · https://doi.org/10.1016/s0009-2541(01)00363-1

• Hawaii scientific drilling protect: Summary of preliminary results

  GSA Today · 1996

• The marine187Os/186Os record of the past 80 million years

  Earth and Planetary Science Letters · 1995 · 10.1016/0012-821x(95)00003-u

• UPb geochronology of the Sri Lankan basement

  Precambrian Research · 1994 · https://doi.org/10.1016/0301-9268(94)90048-5

• Precambrian crustal components, plutonic associations, plate environment of the Hercynian Fold Belt of central Europe: Indications from a Nd and Sr isotopic study

  Contributions to Mineralogy and Petrology · 1988 · https://doi.org/10.1007/bf00402106

• Isotopic Mapping of Age Provinces in Precambrian High-Grade Terrains: Sri Lanka

  The Journal of Geology · 1988 · https://doi.org/10.1086/629256

Current projects

No projects listed.