ADVANCING ANTARCTIC SEDIMENT CHRONOLOGY THROUGH COMBINED RAMPED PYROLYSIS OXIDATION AND PYROLYSIS-GC-MS

• Published in: Radiocarbon
• Main Authors: Ginnane, Catherine E, Turnbull, Jocelyn C, Naeher, Sebastian, Rosenheim, Brad E, Venturelli, Ryan A, Phillips, Andy M, Reeve, Simon, Parry-Thompson, Jeremy, Zondervan, Albert, Levy, Richard H, Yoo, Kyu-Cheul, Dunbar, Gavin, Calkin, Theo, Escutia, Carlota, Gutierrez Pastor, Julia
• Format: Article in Journal/Newspaper
• Language: English
• Published: Cambridge University Press (CUP) 2024
• Subjects: Antarctic; Rafter; Antarc*; Antarctica
• Online Access: http://dx.doi.org/10.1017/rdc.2023.116; https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0033822223001169

ABSTRACT Radiocarbon ( 14 C) dating of sediment deposition around Antarctica is often challenging due to heterogeneity in sources and ages of organic carbon in the sediment. Chemical and thermochemical techniques have been used to separate organic carbon when microfossils are not present. These tech...