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Earth Science
USA
2026

D-Index & Metrics

Earth Science

D-Index
129
Citations
45028
World Ranking
26
National Ranking
11

Research.com Recognitions

  • 2026 - Research.com Earth Science in United States Leader Award
  • 2025 - Research.com Earth Science in United States Leader Award
  • 2022 - Research.com Earth Science in United States Leader Award
  • 2016 - Member of Academia Europaea
  • 2015 - Member of the National Academy of Sciences
  • 2001 - Geochemistry Fellow Honor, Geochemical Society and the European Association of Geochemistry

Overview

Alex N. Halliday is affiliated with the Lamont-Doherty Earth Observatory in the United States. Their research primarily focuses on Earth and Planetary Sciences, with notable contributions in subfields such as Geophysics, Astronomy and Astrophysics, Geochemistry and Petrology, Nutrition and Dietetics, and Health, Toxicology and Mutagenesis.

Their body of work covers key topics including Geological and Geochemical Analysis, Astro and Planetary Science, Geochemistry and Elemental Analysis, Planetary Science and Exploration, Geology and Paleoclimatology Research, Trace Elements in Health, and Heavy Metal Exposure and Toxicity.

Recent publications authored or co-authored by Alex N. Halliday include:

  • The accretion of planet Earth, 2022, Nature Reviews Earth & Environment
  • Urine metallomics signature as an indicator of pancreatic cancer, 2020, Metallomics
  • High-precision potassium isotopic measurements by collision cell equipped MC-ICPMS, 2021, Chemical Geology
  • The Cl isotope composition and halogen contents of Apollo-return samples, 2020, Proceedings of the National Academy of Sciences
  • Heterogeneous nickel isotopic compositions in the terrestrial mantle - Part 1: Ultramafic lithologies, 2020, Geochimica et Cosmochimica Acta

Frequent co-authors include:

  • Kathrin Schilling
  • Matthew Jerram
  • Pierre Bonnand
  • Fiona Larner
  • Naomi Saunders

Alex N. Halliday has published regularly in several influential venues, among which the most frequent are:

  • Geochimica et Cosmochimica Acta
  • Chemical Geology
  • Environmental Science & Technology
  • Goldschmidt2022 abstracts
  • Metallomics

Their research reflects an integration of analytical geochemistry with planetary science, encompassing isotopic measurements and the study of elemental distributions in geological and biological contexts.

Recognition for their contributions includes several distinguished awards:

  • Member of Academia Europaea, 2016
  • Member of the National Academy of Sciences, 2015
  • Geochemistry Fellow Honor, Geochemical Society and the European Association of Geochemistry, 2001

Best Publications

  • Nature of the Earth's earliest crust from hafnium isotopes in single detrital zircons

    Yuri Amelin;Der-Chuen Lee;Alex N. Halliday;Robert T. Pidgeon

  • Early-middle archaean crustal evolution deduced from Lu-Hf and U-Pb isotopic studies of single zircon grains

    Y. Amelin;D.-C. Lee;D.-C. Lee;A.N. Halliday

  • Core formation on Mars and differentiated asteroids

    Der-Chuen Lee;Alex N. Halliday

  • Hf-W chronology of the accretion and early evolution of asteroids and terrestrial planets

    Thorsten Kleine;Mathieu Touboul;Bernard Bourdon;Francis Nimmo

  • Thermal and Magmatic Evolution of the Moon

    Charles K. Shearer;Paul C. Hess;Mark A. Wieczorek;Matt E. Pritchard

  • INCOMPATIBLE TRACE-ELEMENTS IN OIB AND MORB AND SOURCE ENRICHMENT IN THE SUB-OCEANIC MANTLE

    Alex N. Halliday;Der-Chuen Lee;Simone Tommasini;Gareth R. Davies

  • Oxygen Isotopes and the Moon-Forming Giant Impact

    U. Wiechert;A. N. Halliday;D.-C. Lee;G. A. Snyder

  • Incompatible trace elements in OIB and MORB and source enrichment in the sub-oceanic mantle.

    A. N. Halliday;D. C. Lee;S. Tommasini;G. R. Davies

  • Isotopic and chemical evidence concerning the genesis and contamination of basaltic and rhyolitic magma beneath the Yellowstone Plateau Volcanic Field

    Wes Hildreth;Alex N. Halliday;Robert L. Christiansen

  • Emergence of a habitable planet

    Kevin Zahnle;Nick Arndt;Charles Cockell;Alex Halliday

  • Isotopic record of lead pollution in lake sediments from the northeastern United States

    J.R. Graney;A.N. Halliday;G.J. Keeler;J.O. Nriagu

  • New sample preparation techniques for the determination of Si isotopic compositions using MC-ICPMS

    R. B. Georg;B. C. Reynolds;Martin Frank;A. N. Halliday

  • Closure temperatures of the Sm—Nd system in metamorphic garnets

    Klaus Mezger;Eric J. Essene;A. N. Halliday

  • Provenance of dust in the Pacific Ocean

    Shun'ichi Nakai;Alex N. Halliday;David K. Rea

  • Low-temperature isotopic fractionation of uranium

    Claudine H. Stirling;Morten B. Andersen;Emma-Kate Potter;Alex N. Halliday

  • Ir, Ru, Pt, and Pd in basalts and komatiites: new constraints for the geochemical behavior of the platinum-group elements in the mantle

    Mark Rehkämper;Mark Rehkämper;A.N. Halliday;A.N. Halliday;J.G. Fitton;D.-C. Lee

  • Applications of Multiple Collector-ICPMS to Cosmochemistry, Geochemistry, and Paleoceanography

    Alex N. Halliday;Der Chuen Lee;John N. Christensen;Mark Rehkämper

  • Silicon in the Earth's core.

    R. Bastian Georg;Alex N. Halliday;Edwin A. Schauble;Ben C. Reynolds

  • Iron isotope differences between Earth, Moon, Mars and Vesta as possible records of contrasted accretion mechanisms

    Franck Poitrasson;Alexander N. Halliday;Der-Chuen Lee;Sylvain Levasseur

  • Origin and Migration of the Alpine Iceman

    Wolfgang Müller;Henry Fricke;Alex N. Halliday;Malcolm T. McCulloch

Frequent Co-Authors

Der-Chuen Lee
Der-Chuen Lee Academia Sinica
Mark Rehkämper
Mark Rehkämper Imperial College London
Kevin W. Burton
Kevin W. Burton Durham University
Helen M. Williams
Helen M. Williams University of Cambridge
Sune G. Nielsen
Sune G. Nielsen Woods Hole Oceanographic Institution
Sophie Opfergelt
Sophie Opfergelt Université Catholique de Louvain
James R. Hein
James R. Hein United States Geological Survey
Claudine H. Stirling
Claudine H. Stirling University of Otago
Lawrence A. Taylor
Lawrence A. Taylor University of Tennessee at Knoxville

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