Projects per year
Personal profile
Biography
in-situ Geochemistry (and petrology) of terrestrial and extra-terrestrial mafic and ultramafic rocks.
Education/Academic qualification
Geochemistry, HDR - Habilitation a Diriger des Recheches, Isotopic and elementary fractionations of chalcophile and siderophile elements in Earth's Mantle, Universite de Montpellier
… → 29 Sept 2012
Award Date: 29 Sept 2012
Geochemistry, Ph. D., Macquarie University
1 Apr 1996 → 19 Dec 2000
Award Date: 4 Apr 2002
Geochemistry and Geophysics, Masters, Petrological and Geochemical characteristics of the lithospheric mantle beneath two major tectonic accidents of the French Massif Central, Université Montpellier II
1994 → 1995
Fundamental and applied geophysics and geochemistry, Degree, Université Montpellier II
1993
Earth and Environment Science, D.E.U.G., St Charles University, Marseille
1991 → 1992
External positions
CNRS Research director, Geosciences Montpellier, CNRS and Université
2015 → …
CNRS Researcher, Geosciences Montpellier, CNRS and Université
2008 → 2015
Royal Society University Research Fellow, The Open University
2003 → 2004
Marie Curie Post-doctoral Fellow, The Open University
2002 → 2003
Fingerprint
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Earth's origin and evolution: a sulphurous approach
Alard, O. (Primary Chief Investigator), MQRES (International), M. (Student) & MQRES, M. (Student)
1/03/16 → 30/06/20
Project: Research
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Macquarie University TerraneChron® Facility GEMOC, AuScope Earth Composition and Evolution Node
O'Reilly, S. (Primary Chief Investigator), Alard, O. (Co-Investigator) & Murphy, T. (Co-Investigator)
1/07/18 → 30/06/20
Project: Other
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Stable Isotopes and Animal Movement
Sowada, K. (Coordinating Investigator), Alard, O. (Partner Investigator) & Sousa, E. (Student)
25/09/19 → 25/11/19
Project: Research
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Zircon and Apatite as Potential Indicator Minerals for Mineral Exploration
Moxey, M. (Primary Chief Investigator), Daczko, N. (Supervisor), Belousova, E. (Supervisor) & Alard, O. (Research Assistant)
1/01/21 → …
Project: Research
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Earth Composition and Evolution – AuScope Geochemistry laboratory Network (AGN) Macquarie University
O'Reilly, S. (Primary Chief Investigator), Alard, O. (Chief Investigator), Greau, Y. (Other), Hodgekiss, S.-A. (Other) & Ananuer, H. (Other)
1/07/23 → 30/06/24
Project: Research
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Challenging traditional methods of age estimation: elemental and isotopic characterisation of speartooth shark Glyphis glyphis vertebrae
Lewis, H. M. K., Grant, M. I., ALARD, O., Kyne, P. M., Huang, H.-Q., Gréau, Y., Harry, A. V., Johnson, G. J., Kirke, A. K. & Mahan, B., 16 Oct 2025, In: Marine Ecology Progress Series. 771, p. 105-121 17 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Link opens in a new tab Citation (Scopus)2 Downloads (Pure) -
Metasomatic controls on the chemical and isotopic composition of zoned clinopyroxene xenocrysts from the Mount Hope kimberlite, Gawler Craton, Australia
Sudholz, Z. J., Alard, O., Jaques, A. L., Yaxley, G. M., Gréau, Y. & Frigo, C., Jul 2025, In: Lithos. 504-505, p. 1-17 17 p., 108039.Research output: Contribution to journal › Article › peer-review
Open AccessFile37 Downloads (Pure) -
Open- versus closed-system magmatism on Mars revealed by shergottites
Peel, C. J., Howarth, G. H., Costin, G., Alard, O. & Foley, S., 30 Dec 2025, In: Communications Earth and Environment. 6, 1, p. 1-11 11 p., 1059.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Link opens in a new tab Citation (Scopus) -
Ultra‐mafic cumulates from Kaupulehu, Hualālai volcano, Hawai'i: geochemical resetting of mantle‐inherited olivine
Dujardin, A. D., Demouchy, S., Alard, O., Gardés, E., Laubier, M. & Barou, F., Jul 2025, In: Geochemistry, Geophysics, Geosystems. 26, 7, p. 1-24 24 p., e2024GC012128.Research output: Contribution to journal › Article › peer-review
Open AccessFile5 Downloads (Pure) -
Fluid loss to the fore-arc controls the recycling efficiency of nitrogen in subduction zones
Förster, M. W., Chen, C., Foley, S. F., Alard, O. & Yaxley, G. M., 5 Apr 2024, In: Chemical Geology. 650, p. 1-13 13 p., 121985.Research output: Contribution to journal › Article › peer-review
Open AccessFile7 Link opens in a new tab Citations (Scopus)102 Downloads (Pure)
Datasets
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Microscale petrographic trace element and isotopic constraints on glauconite diagenesis in altered sedimentary sequences: implications for glauconite geochronology - Supplementary data
Rafiei, M. (Owner), Loehr, S. (Contributor), Alard, O. (Contributor), Baldermann, A. (Contributor), Farkas, J. (Contributor) & Brock, G. (Contributor), Macquarie University, 22 Mar 2023
DOI: 10.25949/21644864.v1
Dataset
Prizes
Activities
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4th Earth Mantle Workshop
Alard, O. (Participant)
12 Sept 2022 → 15 Sept 2022Activity: Participating in or organising an event › Organising a conference, workshop or event series
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Goldschmidt Conference
Alard, O. (Participant)
10 Jul 2022 → 15 Jul 2022Activity: Participating in or organising an event › Participating in a conference, workshop or event series
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Norikatsu AKIZAWA
Alard, O. (Host)
15 Sept 2022 → 15 Apr 2023Activity: Hosting a visitor › Hosting an academic visitor
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Understanding Oxygen fugacity in Geoscience International School
Alard, O. (Participant)
5 Sept 2022 → 9 Sept 2022Activity: Participating in or organising an event › Participating in a conference, workshop or event series
Impacts
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From rocks to Cochlear, swords and sunscreen
Alard, O. (Participant)
Impact: Science impacts, Health impacts, Technology impacts