How are noble gases used in Mössbauer spectroscopy? What are the applications of noble gases in positron emission tomography (PET)?

May 30, 2019 ... Annual Review of Earth and Planetary Sciences, Volume 47, 2019, Noble Gases: A Record of Earth's Evolution and Mantle Dynamics. 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 ... Aug 5, 2022 ... They are known as helium-group gases (named after the element helium), ie, volatile substances with a low molecular weight. Noble gases are sampled in the field and analyzed by way of an extraction line and mass spectrometry. In the vadose zone, gas consumption and production ... Arsenic (As) contamination of groundwater remains a problem for many of the river deltaic areas in South-East Asia; where concentrations regularly exceed ... After 12 years of development, the radionuclide noble gas monitoring system has reached a state of maturity. Posts about noble gases written by Andy Brunning. Noble gas mass spectrometry studies isotopes of noble gases helium (He), neon (Ne), argon (Ar), krypton (Kr), and xenon (Xe). Extraction of noble gases, such as argon by air separation, and helium from natural gas, have been widely used in industrial production. The output of neon,. noun : any of a group of rare gases that include helium, neon, argon, krypton, xenon, and usually radon and that exhibit great stability and extremely low ...