ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,989, issued on Feb. 3.
"Use of function-specific gases in an MAS micro-gas turbine for solid state NMR" was invented by Rico Simmler (Karlsruhe, Germany), David Osen (Ettlingen, Germany), Daniel Podadera Sanchez (Wissembourg, France) and Lukas Becker (Waldbronn, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "An NMR method and apparatus uses a magic angle spinning (MAS) system with a MAS turbine having a MAS stator and a MAS rotor. At least two different gases or gas mixtures are fed to the stator through separate gas feeds, a first for the driving of the rotor and another, which is different from the first, for the bearing of the rotor. Respe...