Frontiers of carbonate clumped isotope thermometry

KW Huntington, SV Petersen - Annual Review of Earth and …, 2023 - annualreviews.org
Carbonate minerals contain stable isotopes of carbon and oxygen with different masses
whose abundances and bond arrangement are governed by thermodynamics. The clumped …

InterCarb: A community effort to improve interlaboratory standardization of the carbonate clumped isotope thermometer using carbonate standards

SM Bernasconi, M Daëron… - Geochemistry …, 2021 - Wiley Online Library
Increased use and improved methodology of carbonate clumped isotope thermometry has
greatly enhanced our ability to interrogate a suite of Earth‐system processes. However …

Ocean temperatures through the Phanerozoic reassessed

EL Grossman, MM Joachimski - Scientific Reports, 2022 - nature.com
The oxygen isotope compositions of carbonate and phosphatic fossils hold the key to
understanding Earth-system evolution during the last 500 million years. Unfortunately, the …

Density functional theory and ab initio molecular dynamics reveal atomistic mechanisms for carbonate clumped isotope reordering

S Perez-Beltran, W Zaheer, Z Sun, WF Defliese… - Science …, 2023 - science.org
Carbon (13C) and oxygen (18O) isotopes in carbonates form clumped isotope species
inversely correlated with temperature, providing a valuable paleothermometer for …

Calibration of the dual clumped isotope thermometer for carbonates

J Fiebig, M Daëron, M Bernecker, W Guo… - … et Cosmochimica Acta, 2021 - Elsevier
The Δ 47 (paleo) thermometer has opened a new avenue to determine carbonate formation
temperatures independent of the oxygen isotopic composition of the fluid from which the …

Triple oxygen isotope variations in Earth's crust

D Herwartz - Reviews in Mineralogy and Geochemistry, 2021 - pubs.geoscienceworld.org
Analyzing classic 18O/16O ratios in solids, liquids and gases has proven useful in almost
every branch of earth science. As reviewed in this book, additional 17O analysis generally …

Rapid and precise measurement of carbonate clumped isotopes using laser spectroscopy

N Yanay, Z Wang, DL Dettman, J Quade… - Science …, 2022 - science.org
Carbonate clumped isotope abundance is an important paleothermometer, but
measurement is difficult, slow, and subject to cardinal mass (m/z) interferences using isotope …

Thermally-induced clumped isotope resetting in belemnite and optical calcites: Towards material-specific kinetics

N Looser, P Petschnig, JD Hemingway… - … et Cosmochimica Acta, 2023 - Elsevier
The application of carbonate clumped isotope (Δ 47) thermometry in deep-time is often
limited by modification of the original temperature signal by thermal resetting. New modeling …

Increased autumn and winter precipitation during the Last Glacial Maximum in the European Alps

C Spötl, G Koltai, AH Jarosch, H Cheng - Nature Communications, 2021 - nature.com
The culmination of the glaciers in the European Alps during the Last Glacial Maximum
(LGM) is one of the most intensively studied paleoglaciological events, but its trigger and …

Early Cretaceous climate for the southern Tethyan Ocean: Insights from the geochemical and paleoecological analyses of extinct cephalopods

T Wang, R Hoffmann, S He, Q Zhang, G Li… - Global and Planetary …, 2023 - Elsevier
Reconstructing temperatures of ancient oceans is important for understanding Earth's
climate in deep time. Belemnites have been used widely to estimate Mesozoic seawater …