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| Australian National University Radiocarbon Dating Laboratory | |
|---|---|
| Name | Australian National University Radiocarbon Dating Laboratory |
| Established | 1957 |
| Type | Research laboratory |
| Location | Canberra, Australian Capital Territory, Australia |
| Affiliation | Australian National University |
| Director | Professor Amanda Henry |
| Staff | ~20 |
Australian National University Radiocarbon Dating Laboratory is a scientific laboratory specializing in radiocarbon dating and associated chronometric techniques located within the Australian National University campus in Canberra. The laboratory provides measurements for archaeological, paleoenvironmental, geological, and forensic investigations and contributes to methodological development in accelerator mass spectrometry and sample pretreatment. It serves researchers from institutions such as the Australian National University, Australian Museum, Smithsonian Institution, British Museum, and University of Cambridge.
The laboratory traces its origins to post‑World War II developments in radiocarbon dating pioneered by Willard Libby and the establishment of radiometric facilities at universities including University of Cambridge, Harvard University, and University of California, Berkeley. Founded in 1957 during a period of rapid expansion in Australian science policy influenced by figures like Robert Menzies and organizations such as the Australian National University, the facility became an early regional center for 14C measurement alongside laboratories at CSIRO and the Australian Nuclear Science and Technology Organisation. In the 1970s and 1980s the laboratory adapted to innovations from groups at Australian National University collaborators and competing centers such as the Centre for Isotope Research, Oxford Radiocarbon Accelerator Unit, and the Max Planck Institute for Evolutionary Anthropology. Key personnel have included scientists trained at University of Chicago, University of Oxford, University of California, Los Angeles, and visiting scholars from Australian National University partner institutions like the Australian Institute of Archaeology and Museum Victoria.
The laboratory houses instrumentation comparable to global radiocarbon facilities such as the Purdue University and ETH Zurich AMS laboratories. Core equipment includes an accelerator mass spectrometer originally modeled on designs from the University of Arizona and later upgrades reflecting technologies used at the Lawrence Livermore National Laboratory and National Institute of Standards and Technology. Sample preparation rooms contain elemental analyzers and sealed tube combustion systems similar to equipment at Woods Hole Oceanographic Institution and the Scripps Institution of Oceanography. Clean laboratories maintain contamination controls influenced by protocols developed at the Smithsonian Institution and British Antarctic Survey, while cold storage and archive facilities align with standards from the Natural History Museum, London and Australian National Botanic Gardens.
The laboratory employs accelerator mass spectrometry (AMS) methods developed in parallel with innovations at the Research School of Earth Sciences and techniques refined at Australian Nuclear Science and Technology Organisation. Sample pretreatment follows protocols comparable to those promulgated by the International Radiocarbon Intercomparison (VIRI), incorporating acid‑base‑acid (ABA) chemical sequences used by teams at University of Groningen and University of Arizona. For charcoal, bone collagen, peat, and shell, the laboratory adapts collagen extraction and gelatine ultrafiltration approaches influenced by research from University of Oxford, McMaster University, and the University of Toronto. Calibration employs curves such as IntCal20 developed by consortia including researchers from University of Cambridge, Queen's University Belfast, and University of Stockholm. Quality control integrates isotopic ratio mass spectrometry routines similar to those at Australian Nuclear Science and Technology Organisation and blank correction strategies used at the Leicester Radiocarbon Laboratory.
Research outputs have advanced chronologies in Pleistocene and Holocene archaeology, paleoecology, and volcanic stratigraphy, interacting with projects led by Australian National University archaeologists, geochronologists from Monash University, and paleoclimatologists at University of New South Wales. The laboratory has contributed dates that informed debates about human dispersal in Sahul alongside work by teams from University of Sydney, ANSTO, and the Max Planck Institute for the Science of Human History. Publications co‑authored with investigators from Australian National University, University of Cambridge, Australian National Maritime Museum, and Natural History Museum, London have influenced chronologies for sites such as Lake Mungo and Kakadu that appear in comparative studies from Smithsonian Institution researchers. Methodological papers addressing contamination, reservoir effects, and ultrafiltration have cited parallel findings from University of Oxford and University of Groningen laboratories.
The laboratory maintains formal and informal partnerships with national institutions including ANSTO, the Australian Research Council, and the Australian Museum, and international collaborations with British Museum, Smithsonian Institution, University of Cambridge, and Max Planck Institute for Evolutionary Anthropology. It supports archaeological field programs funded by grants from agencies such as the European Research Council and the National Science Foundation, and contributes dating services to interinstitutional projects involving Museum Victoria, National Museum of Australia, and research teams from University of Melbourne and University of Adelaide.
Accreditation and QA practices follow international best practices employed by laboratories such as the Oxford Radiocarbon Accelerator Unit and the Leicester Radiocarbon Laboratory, including participation in intercomparison exercises organized by bodies like the International Atomic Energy Agency and peer review during collaborative studies with the Royal Society. The laboratory implements traceability, blank monitoring, and calibration using datasets from IntCal20 and reference materials consistent with standards applied at National Institute of Standards and Technology.
Notable projects include chronologies for Pleistocene human occupation sites comparable to high‑profile studies by University of Wollongong and University of Western Australia, radiocarbon sequencing of peat deposits like those studied by University of Tasmania researchers, and dating of maritime artifacts coordinated with Australian National Maritime Museum and British Museum curators. Case studies addressing Holocene sea‑level change, volcanic eruption chronologies, and megafaunal extinction timelines have been published in collaboration with teams from Monash University, University of Queensland, and Max Planck Institute for the Science of Human History.
Category:Radiocarbon dating laboratories Category:Australian National University