What are the half-lives of radioactive noble gas isotopes? How are radioactive noble gases used as tracers in scientific research?

May 23, 2006 ... Neil Bartlett, while working alone in his laboratory, demonstrated that the "inertness" of the Group VIII elements was not a fundamental law of nature as ... Some of them are known to be biologically active by their sedative, hypnotic and analgesic properties. Jan 1, 2025 ... A key finding is the identification of a universal master curve, demonstrating that noble gas solubility fractionation at low pressure in simple ... Jul 13, 2017 ... Fission of 238U provides the dominant mechanism for the production of 83,84,86Kr and 129,131,132,134,136Xe in the crust today, while production ... Arsenic (As) contamination of groundwater remains a problem for many of the river deltaic areas in South-East Asia; where concentrations regularly exceed ... Mar 15, 2014 ... A detailed study of the radiative precursor that develops ahead of converging blast waves in gas-filled cylindrical liner z-pinch ... Noble gases exist mainly as stable and some radioactive isotopes and are amongst the most versatile exploration tools for fluids in the geosphere. Mar 14, 2022 ... The current Russian invasion of Ukraine, which is disrupting the supply of noble gases that are essential for the manufacture of semiconductor chips. AB: The solubility of noble gases in water is temperature dependent. Noble gas concentrations in ground water can therefore be used to determine the ... ... noble gases, which are essential for studying neutrinos and detecting dark matter. The study, led by Carlos Henriques, Cristina Monteiro and Joana Teixeira ...