Research article

29 Oct 2026

Analytical strategies for ²⁰⁷Pb ∕ ²³⁵U carbonate geochronology

Dawid Szymanowski, Marcel Guillong, Pieter Vermeesch, and Philip J. Hopley

Geochronology, 8, 679–692, https://doi.org/10.5194/gchron-8-679-2026,https://doi.org/10.5194/gchron-8-679-2026, 2026

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23 Oct 2026

A practical quantile approach to nonlinear uncertainty propagation in radiometric dating

Stefaan Pommé, Zsuzsanna Macsik, and Oana-Alexandra Dumitru

EGUsphere, https://doi.org/10.5194/egusphere-2026-5845,https://doi.org/10.5194/egusphere-2026-5845, 2026

Preprint under review for GChron (discussion: open, 0 comments)

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22 Oct 2026

Coupled K–Ca and Rb–Sr dating by LA-ICP-MS/MS – reaction gas optimisation and geological applications

Sarah E. Gilbert, Stijn Glorie, and Jarred C. Lloyd

Geochronology, 8, 661–678, https://doi.org/10.5194/gchron-8-661-2026,https://doi.org/10.5194/gchron-8-661-2026, 2026

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20 Oct 2026

Mitigating the role of Pb loss on Maximum Depositional Age estimation using Chemical Abrasion-Laser Ablation-Inductively Coupled Plasma-Mass Spectrometry

Erin E. Donaghy, Michael P. Eddy, and Mauricio Ibañez-Mejia

EGUsphere, https://doi.org/10.5194/egusphere-2026-5869,https://doi.org/10.5194/egusphere-2026-5869, 2026

Preprint under review for GChron (discussion: open, 0 comments)

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20 Oct 2026

On the effects of ageing and annealing on the apatite and fission-track etch rates

Raymond Jonckheere, Florian Trilsch, Jie Liu, Pengfei Zhai, and Thorsten Nagel

Geochronology, 8, 645–659, https://doi.org/10.5194/gchron-8-645-2026,https://doi.org/10.5194/gchron-8-645-2026, 2026

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12 Oct 2026

A magnetite reference material for LA-ICP-MS U–Pb geochronology from the Troodos Ophiolite, Cyprus

Aratz Beranoaguirre, Alexandre Peillod, Istvan Dunkl, Clifford G. C. Patten, Simon Hector, Malte Junge, Jochen Kolb, and Axel Gerdes

EGUsphere, https://doi.org/10.5194/egusphere-2026-4975,https://doi.org/10.5194/egusphere-2026-4975, 2026

Preprint under review for GChron (discussion: open, 1 comment)

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07 Oct 2026

CoRSEER: the calculator of rock surface exposure age and erosion rates for luminescence rock surface exposure dating

Arbaz N. Pathan, Rabiul H. Biswas, and Devender Kumar

Geochronology, 8, 607–625, https://doi.org/10.5194/gchron-8-607-2026,https://doi.org/10.5194/gchron-8-607-2026, 2026

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25 Sep 2026

Precision and reproducibility of cosmogenic ¹⁰Be and ²⁶Al measurements assessed from a multi-laboratory compilation of duplicate and reference material analyses

Klaus M. Wilcken, Réka-H. Fülöp, Krista Simon, Steve Kotevski, Alexandru T. Codilean, Anna H. Rood, and Dylan H. Rood

EGUsphere, https://doi.org/10.5194/egusphere-2026-5512,https://doi.org/10.5194/egusphere-2026-5512, 2026

Preprint under review for GChron (discussion: open, 2 comments)

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16 Sep 2026

Anomalous fading correction in luminescence dating – a mathematical reappraisal

Benny Guralnik and Georgina E. King

Geochronology, 8, 589–606, https://doi.org/10.5194/gchron-8-589-2026,https://doi.org/10.5194/gchron-8-589-2026, 2026

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15 Sep 2026

Meteoric beryllium-10 fluxes from soil inventory measurements in the East River watershed, Colorado, USA

José M. Marmolejo-Cossío, Isaac J. Larsen, Eyal Marder, and Alan J. Hidy

Geochronology, 8, 547–565, https://doi.org/10.5194/gchron-8-547-2026,https://doi.org/10.5194/gchron-8-547-2026, 2026

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15 Sep 2026

In situ apatite U-Pb, fission track and (U-Th) ∕ He triple dating using a simple embedding approach

Christoph Glotzbach, Alexander Neely, and Todd Alan Ehlers

Geochronology, 8, 567–588, https://doi.org/10.5194/gchron-8-567-2026,https://doi.org/10.5194/gchron-8-567-2026, 2026

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14 Sep 2026

Causes and mitigation of U–Pb fractionation during LA-ICP-MS analyses of zircon using nanosecond excimer laser systems

Donald W. Davis and Heriberto Rochin-Banaga

Geochronology, 8, 529–545, https://doi.org/10.5194/gchron-8-529-2026,https://doi.org/10.5194/gchron-8-529-2026, 2026

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11 Sep 2026

Challenges of initial Thorium and Approaches to Robust Speleothem Age Models: A case study from the Yucatán peninsula, Mexico

Nils Schorndorf, Sophie F. Warken, René Eichstädter, Aaron S. Mielke, Jerónimo Avilés Olguín, Frank Keppler, Dominik Hennhöfer, Fátima Tec Pool, Carlos Evia, María José Gómez, Wolfgang Stinnesbeck, and Norbert Frank

Geochronology, 8, 511–528, https://doi.org/10.5194/gchron-8-511-2026,https://doi.org/10.5194/gchron-8-511-2026, 2026

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10 Sep 2026

U-Pb dating of sub-ng g⁻¹ U garnet by LA-MC-ICP-MS

Aratz Beranoaguirre, Leo J. Millonig, Richard Albert, Horst R. Marschall, and Axel Gerdes

Geochronology, 8, 495–509, https://doi.org/10.5194/gchron-8-495-2026,https://doi.org/10.5194/gchron-8-495-2026, 2026

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03 Sep 2026

Luminescence dating of offshore tsunami deposits from the Shetland Islands, United Kingdom

Andreas Peffeköver, Max Engel, Stephan Opitz, Anja Zander, Maarten Van Daele, Pedro J. M. Costa, Sue Dawson, Rikza N. F. An Nahar, Juliane Scheder, Vanessa M. A. Heyvaert, Marc De Batist, and Dominik Brill

EGUsphere, https://doi.org/10.5194/egusphere-2026-3279,https://doi.org/10.5194/egusphere-2026-3279, 2026

Preprint under review for GChron (discussion: final response, 5 comments)

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31 Aug 2026

A Physically Self-Consistent Baseline Model and Spatial Distribution Simulation for Global Cosmogenic Nuclide Production Rates

Dingxiong Chen and Hongtao Shen

EGUsphere, https://doi.org/10.5194/egusphere-2026-4535,https://doi.org/10.5194/egusphere-2026-4535, 2026

Preprint under review for GChron (discussion: open, 0 comments)

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27 Aug 2026

Uncertainty in helium diffusion in zircon limits thermochronologic resolution: application to the Great Unconformity

Matthew Fox, Adam G. G. Smith, Pieter Vermeesch, Kerry Gallagher, and Andrew Carter

Geochronology, 8, 463–474, https://doi.org/10.5194/gchron-8-463-2026,https://doi.org/10.5194/gchron-8-463-2026, 2026

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25 Aug 2026

Improving the estimation of high natural luminescence doses using OTOR solutions for SAR-derived data

Barbara Mauz, Sebastian Kreutzer, and John Lawless

EGUsphere, https://doi.org/10.5194/egusphere-2026-4397,https://doi.org/10.5194/egusphere-2026-4397, 2026

Revised manuscript under review for GChron (discussion: final response, 6 comments)

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17 Aug 2026

Luminescence Dating Reveals Multiple Late Quaternary Eruptions at the Soda Lake Volcanic Center, Nevada

Kathleen Rodrigues, Philipp P. Ruprecht, and Craig M. de Polo

EGUsphere, https://doi.org/10.5194/egusphere-2026-4195,https://doi.org/10.5194/egusphere-2026-4195, 2026

Preprint under review for GChron (discussion: final response, 4 comments)

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12 Aug 2026

Analytical improvements and a machine-learning assessment of age dispersion in laser-ablation (U-Th)/He zircon dating

Maximilian K. Ehrenfels, Daniel F. Stockli, Richard A. Ketcham, Desmond B. Patterson, and Michael G. Prior

EGUsphere, https://doi.org/10.5194/egusphere-2026-4367,https://doi.org/10.5194/egusphere-2026-4367, 2026

Preprint under review for GChron (discussion: final response, 4 comments)

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07 Aug 2026

Simplified modeling of the impact of lithospheric-scale geological processes on thermal histories and low-temperature thermochronometers

Dawn A. Kellett and David M. Whipp

Geochronology, 8, 423–445, https://doi.org/10.5194/gchron-8-423-2026,https://doi.org/10.5194/gchron-8-423-2026, 2026

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31 Jul 2026

The First Aminostratigraphies for the Quaternary of the Swiss Plateau

Kirsty E. H. Penkman, Nigel Thew, Sam Greeves, Sheila Taylor, Ellie Nelson, Daniel Kälin, Marius Buechi, and Gaudenz Deplazes

External preprint server, https://doi.org/10.31223/X57700,https://doi.org/10.31223/X57700, 2026

Revised manuscript accepted for GChron (discussion: final response, 4 comments)

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15 Jul 2026

Overcoming multimodalities in age–depth model posteriors using On–the–fly Probability Enhanced Sampling and Parallel Tempering

Hanna Kjellson, Andreas Nilsson, and Anders Irbäck

EGUsphere, https://doi.org/10.5194/egusphere-2026-3766,https://doi.org/10.5194/egusphere-2026-3766, 2026

Preprint under review for GChron (discussion: open, 2 comments)

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08 Jul 2026

Dating circulations of hydrothermal fluids in the crystalline basements of unconformity-related metal deposits using in situ Rb ∕ Sr geochronology: proof of concept

Quentin Boulogne, Gaétan Milesi, Chantal Peiffert, Emmy Fischer, Christophe Ballouard, Mehdi Serdoun, Thomas Obin, Andreï Lecomte, Pierre Martz, Andrew Kaczowka, and Julien Mercadier

Geochronology, 8, 387–421, https://doi.org/10.5194/gchron-8-387-2026,https://doi.org/10.5194/gchron-8-387-2026, 2026

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29 Jun 2026

Precision measurement of δ²³⁴U in annually banded tropical corals

Sahra Greve, Norbert Frank, Sophie Warken, Paolo Montagna, Amos Winter, Serguei Damián Rico-Esenaro, Juan P. Carricart-Ganivet, Joan-Albert Sanchez-Cabeza, Ana Carolina Ruiz-Fernández, Carlos Alonso-Hernández, Miguel Gomez–Batista, Marco Taviani, and Steffen Hetzinger

EGUsphere, https://doi.org/10.5194/egusphere-2026-3519,https://doi.org/10.5194/egusphere-2026-3519, 2026

Preprint under review for GChron (discussion: final response, 2 comments)

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25 Jun 2026

Advancing meteorite impact chronology with in situ mica Rb-Sr dating

Bruno Ribeiro, Jayden Squire, Chris Kirkland, Juraj Farkas, Cecilia Loyola, Victoria Cousins, Victor Gostin, and Charles Verdel

EGUsphere, https://doi.org/10.5194/egusphere-2026-3441,https://doi.org/10.5194/egusphere-2026-3441, 2026

Revised manuscript accepted for GChron (discussion: final response, 4 comments)

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12 Jun 2026

Extraction of multiple ages from c-axis projected fission tracks

Peter K. Jensen

Geochronology, 8, 373–386, https://doi.org/10.5194/gchron-8-373-2026,https://doi.org/10.5194/gchron-8-373-2026, 2026

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12 Jun 2026

Infrared-radiofluorescence in feldspar: grain-scale mineralogy and its effect on dose response curves and apparent saturation

Taylor Grandfield, Mariana Sontag-González, Raju Kumar, Juergen Thieme, Andrew M. Kiss, Jean-Luc Schwenninger, Victoria Castle, Hanna Nekvasil, and Marine Frouin

EGUsphere, https://doi.org/10.5194/egusphere-2026-2868,https://doi.org/10.5194/egusphere-2026-2868, 2026

Revised manuscript under review for GChron (discussion: final response, 4 comments)

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11 Jun 2026

Plutonium isotopes as time-markers in South American lake sediments: identifying pre- and post-1959 and French test periods

Floriane Guillevic, Renaldo Gastineau, Olivier Evrard, Pierre Sabatier, Amaury Bardelle, Pierre-Alexis Chaboche, Anthony Foucher, Romina Achaga, Ana Carolina Ruiz-Fernández, Joan-Albert Sanchez-Cabeza, Marcos Tassano, Mirel Cabrera, Juan A. Quicke, Guillermo Chalar, Maarten Van Daele, Valentina Moreno-Allende, Jasper Moernaut, Torsten Haberzettl, José A. Corcho Alvarado, Stefan Röllin, Hans Sahli, Judith Kobler, Gerald Dicen, and Christine Alewell

EGUsphere, https://doi.org/10.5194/egusphere-2026-3019,https://doi.org/10.5194/egusphere-2026-3019, 2026

Revised manuscript accepted for GChron (discussion: final response, 6 comments)

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10 Jun 2026

Atmospheric ¹⁰Be from Talos Dome (East Antarctic) ice core records geomagnetic dipole intensity from 170 to 270 ka BP

Alexis Lamothe, Edouard Bard, Nicolas Thouveny, Ellyn Auriol, Mirko Severi, Rita Traversi, Martine De Angelis, Frank Wilhelms, Robert Mulvaney, Fawzi Zaidi, Georges Aumaitre, Karim Keddadouche, and Mélanie Baroni

Geochronology, 8, 351–371, https://doi.org/10.5194/gchron-8-351-2026,https://doi.org/10.5194/gchron-8-351-2026, 2026

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05 Jun 2026

Testing current estimates of the in situ cosmogenic ¹⁰Be production rate in the north-western British Isles, with implications for ice sheet behaviour during Termination 1

Gordon R. M. Bromley, Brenda L. Hall, Aaron E. Putnam, and Thomas V. Lowell

Geochronology, 8, 329–349, https://doi.org/10.5194/gchron-8-329-2026,https://doi.org/10.5194/gchron-8-329-2026, 2026

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01 Jun 2026

Too good to be true: Underdispersion in geochronology

Pieter Vermeesch

EGUsphere, https://doi.org/10.5194/egusphere-2026-2783,https://doi.org/10.5194/egusphere-2026-2783, 2026

Revised manuscript accepted for GChron (discussion: final response, 6 comments)

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28 May 2026

Response of the Rb–Sr system in biotite during contact metamorphism in the aureole of the Makhavinekh Lake Pluton, Labrador

Christopher R. M. McFarlane

Geochronology, 8, 313–327, https://doi.org/10.5194/gchron-8-313-2026,https://doi.org/10.5194/gchron-8-313-2026, 2026

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28 May 2026

PecubeGUI: a user interface for the Pecube thermal-kinematic model and advanced low-temperature thermochronometer predictions

Maxime Bernard, Pieter van der Beek, Cody Colleps, Xavier Robert, Kerry Gallagher, William Guenthner, Julien Amalberti, and Georgina E. King

EGUsphere, https://doi.org/10.5194/egusphere-2026-2286,https://doi.org/10.5194/egusphere-2026-2286, 2026

Revised manuscript under review for GChron (discussion: final response, 4 comments)

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27 May 2026

⁴⁰Ar ∕ ³⁹Ar constraints on the eruption history of the Christiana Volcano of the Christiana-Santorini-Kolumbo volcanic field, Greece

Pieter Z. Vroon, Teun Beemster, Xiaolong Zhou, Paraskevi Nomikou, Martijn Klaver, Jan R. Wijbrans, and Klaudia F. Kuiper

Geochronology, 8, 279–295, https://doi.org/10.5194/gchron-8-279-2026,https://doi.org/10.5194/gchron-8-279-2026, 2026

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27 May 2026

Novel insights into the post-IR IRSL₂₀₀ signal bleachability of single-grain K-feldspars in fluvial modern analogues from the Southern Central Andes, Chile

Arindam Biswas, Svenja Riedesel, Louise Karman-Besson, Max Hellers, Anne Guyez, Stéphane Bonnet, and Tony Reimann

Geochronology, 8, 297–312, https://doi.org/10.5194/gchron-8-297-2026,https://doi.org/10.5194/gchron-8-297-2026, 2026

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