The researchers are now looking for iron in other clusters and eagerly awaiting a mission capable of measuring the concentrations of elements in the hot gas with greater accuracy. (sciencedaily.com)
Each new core has provided a piece of the puzzle, as the researchers measured the concentrations of key chemicals preserved in thousands of years of accumulated ice. (sciencedaily.com)
Because T3 is the most potent thyroid hormone at the cellular level, it would seem logical to measure its concentration for diagnostic purposes. (merckvetmanual.com)