U-Pb Geochronology of Low-U Phases - Expanding the Frontiers of Radiometric Dating

Explore the cutting-edge developments in U-Pb geochronology for dating low-uranium minerals in this 58-minute lecture by Dr. Aratz Beranoguirre, Head of the LA-ICPMS Lab at Karlsruhe Institute of Technology. Delve into the evolution of the U-Pb isotopic system, from its 19th-century origins to its current expanded applications. Discover how recent advancements in instrumentation and analytical techniques, particularly LA-ICPMS, have revolutionized the field, enabling the dating of minerals with low uranium content or variable lead compositions. Learn about the increased spatial resolution in analyses and the emerging branch of geochronology focused on these challenging samples. Gain insights into the LA-ICPMS technique used for these analyses and examine real-world examples of recently dated minerals, demonstrating the new possibilities in the field of geochronology.