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Forschungsschwerpunkte
- electromagnetic geophysics, including magnetotellurics
- mineral exploration, link to deep sources & to crustal boundaries
- volcanic & geothermal systems, mapping magma plumbing & sources
- lithospheric electrical resistivity structure & tectonics
- crustal fluid localization & stagnation, evidence from EM geophysics
- thermo-mechanical numerical modeling, exploring lithospheric dynamics
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Projekte
- Geodynamic modelling of intra-plate deformation guided by 3D electromagnetic imaging of the lithosphere below Mongolia. ( – )
Eigenmittelprojekt - Crust-mantle interactions beneath the Hangai Mountains in western Mongolia -- Insights from 3-D magnetotelluric studies. ( – )
Eigenmittelprojekt - PLUTONS Project: Probing Lazufre and Uturuncu Together -- Investigating the Relationship Between Pluton Growth and Volcanism at Two Active Intrusions in the Central Andes. ( – )
Projekt durchgeführt außerhalb der WWU
- Geodynamic modelling of intra-plate deformation guided by 3D electromagnetic imaging of the lithosphere below Mongolia. ( – )
Publikationen
- . . ‘Images of a continental intraplate volcanic system: from surface to mantle source.’ Earth and Planetary Science Letters 578: 117307. doi: 10.1016/j.epsl.2021.117307.
- . . ‘Imaging the whole-lithosphere structure of a mineral system — Geophysical signatures of the sources and pathways of ore-forming fluids.’ Geochemistry, Geophysics, Geosystems 23, Nr. 8: e2022GC010379. doi: 10.1029/2022GC010379.
- . „Joint inversion of gravity and electromagnetic data — New constraints on the 3-D structure of the lithosphere beneath Central Mongolia.“ contributed to the EGU General Assembly 2022, Vienna, . doi: 10.5194/egusphere-egu22-12704.
- 10.1016/j.oregeorev.2022.104881. . ‘Controls on the metallogenesis of the Lhasa–Mozugongka district, Gangdese Belt, Tibetan Plateau: Constraints on melt distribution and viscosity from the 3-D electrical structure of the lithosphere.’ Ore Geology Reviews 145: 104881. doi:
- . . ‘Numerical study on the style of lithospheric delamination.’ Tectonophysics 827: 229276. doi: 10.1016/j.tecto.2022.229276.
- „Melt Fraction and Volatile Content Estimates Using MELTS-constrained Bayesian Magnetotelluric Inversions: Case Study from Uturuncu, Bolivia.“ contributed to the AGU Fall Meeting 2021, New Orleans, .
- 10.5194/egusphere-egu21-13382. „Electrical properties of the lithosphere in the western desert, Egypt, using magnetotelluric sounding.“ contributed to the EGU General Assembly 2021, Vienna, . doi:
- . . ‘Geodynamic Modeling of Lithospheric Removal and Surface Deformation: Application to Intraplate Uplift in Central Mongolia.’ Journal of Geophysical Research 126, Nr. 5. doi: 10.1029/2020JB021304.
- 10.1186/s40623-021-01400-9. . ‘Crustal architecture of a metallogenic belt and ophiolite belt: Implications for mineral genesis and emplacement from 3-D electrical resistivity models (Bayankhongor area, Mongolia).’ Earth Planets and Space 73: 82. doi:
- . . ‘Compaction-driven fluid localization as an explanation for lower crustal electrical conductors in an intracontinental setting.’ Geophysical Research Letters 47, Nr. 19: e2020GL088455. doi: 10.1029/2020GL088455.
- 10.1093/gji/ggaa039. . ‘Magnetotelluric multiscale 3-D inversion reveals crustal and upper mantle structure beneath the Hangai and Gobi-Altai region in Mongolia.’ Geophysical Journal International 221, Nr. 2. doi:
- 10.1186/s40623-020-1131-6. . ‘Evidence for terrane boundaries and suture zones across Southern Mongolia detected with a 2-dimensional magnetotelluric transect.’ Earth Planets and Space 72: 5. doi:
- . . ‘Evidence for fluid and melt generation in response to an asthenospheric upwelling beneath the Hangai Dome, Mongolia.’ Earth and Planetary Science Letters 487: 201–209. doi: 10.1016/j.epsl.2018.02.007.
- . . ‘New constraints on the magma distribution beneath Volcán Uturuncu, Bolivia, from magnetotelluric data.’ Geosphere 12, Nr. 5: 1391–1421. doi: 10.1130/GES01277.1.
- . . Electrical Resistivity Structure of the Altiplano-Puna Magma Body and Volcan Uturuncu from Magnetotelluric Data Dissertationsschrift, University of Alberta. Alberta: Selbstverlag / Eigenverlag / Self-publishing. doi: 10.7939/R3C24QW2S.
- . . ‘Magnetotelluric images of magma distribution beneath Volcán Uturuncu, Bolivia: Implications for magma dynamic.’ Geology 43, Nr. 3: 243–246. doi: 10.1130/G36258.1.
- . Crustal structure of the Lazufre volcanic complex and the Southern Puna from 3-D inversion of magnetotelluric data: implications for surface uplift and evidence for melt storage and hydrothermal fluids. . [eingereicht / in Begutachtung]
Dr. Matthew J. Comeau
Wissenschaftliche Mitarbeiter / Research Associate
