(U-Th)/He chronology: Part 1. Data, uncertainty, and reporting

RM Flowers, PK Zeitler, M Danišík, PW Reiners… - …, 2023 - pubs.geoscienceworld.org
The field of (U-Th)/He geochronology and thermochronology has grown enormously over
the past∼ 25 years. The tool is applicable across much of geologic time, new (U-Th)/He …

Application of combined U-Th-disequilibrium/U-Pb and (U-Th)/He zircon dating to tephrochronology

M Danišík, AK Schmitt, DF Stockli, OM Lovera… - Quaternary …, 2017 - Elsevier
The combination of U-Th disequilibrium/U-Pb and (U-Th)/He dating of zircon (ZDD) has
provided a relatively new radiometric approach suitable for dating Quaternary zircon …

Resolving the effects of 2-D versus 3-D grain measurements on apatite (U–Th)  He age data and reproducibility

EHG Cooperdock, RA Ketcham, DF Stockli - Geochronology, 2019 - gchron.copernicus.org
Abstract (U–Th)/He thermochronometry relies on the accurate and precise quantification of
individual grain volume and surface area, which are used to calculate mass, alpha ejection …

Multitechnique geochronology of intrusive and explosive activity on Piton des Neiges volcano, Réunion Island

V Famin, C Paquez, M Danišík… - Geochemistry …, 2022 - Wiley Online Library
The construction of ocean island basaltic volcanoes consists of a succession of eruptions,
intrusions, and metamorphism. These events are often temporally ill‐constrained because …

An in situ technique for (U–Th–Sm)/He and U–Pb double dating

NJ Evans, BIA McInnes, B McDonald… - Journal of Analytical …, 2015 - pubs.rsc.org
We report on a new laser-based technique for rapid, quantitative and automated in situ
double dating (U–Pb and (U–Th–Sm)/He) of minerals, for applications in geochronology …

Thermal history reconstruction in sedimentary basins using apatite fission-track analysis and related techniques

PF Green, IR Duddy - 2012 - pubs.geoscienceworld.org
While several methods have been developed for assessing the magnitude of
postdepositional heating of sedimentary rocks, apatite fission track analysis (AFTA) can also …

Direct visualization of solute locations in laboratory ice samples

T Hullar, C Anastasio - The Cryosphere, 2016 - tc.copernicus.org
Many important chemical reactions occur in polar snow, where solutes may be present in
several reservoirs, including at the air–ice interface and in liquid-like regions within the ice …

Calculation of uncertainty in the (U–Th)  He system

PE Martin, JR Metcalf, RM Flowers - Geochronology, 2023 - gchron.copernicus.org
Although rigorous uncertainty reporting on (U–Th)/He dates is key for interpreting the
expected distributions of dates within individual samples and for comparing dates generated …

The application of high resolution X-ray computed tomography on naturally deformed rock salt: Multi-scale investigations of the structural inventory

N Thiemeyer, J Habersetzer, M Peinl, G Zulauf… - Journal of Structural …, 2015 - Elsevier
X-ray computed tomography (CT) represents a useful technique providing new perspectives
and insights for the structural investigation of naturally-deformed rock salt. Several samples …

A practical method for assigning uncertainty and improving the accuracy of alpha-ejection corrections and eU concentrations in apatite (U–Th)  He chronology

SD Zeigler, JR Metcalf, RM Flowers - Geochronology, 2023 - gchron.copernicus.org
Abstract Apatite (U–Th)/He (AHe) dating generally assumes that grains can be accurately
and precisely modeled as geometrically perfect hexagonal prisms or ellipsoids in order to …