US Patent Issued to TECHNISCHE UNIVERSITAT WIEN on Nov. 3 for "Balanced-detection interferometric cavity-assisted photothermal spectroscopy within a single cavity" (Austrian Inventors)

ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,782,268, issued on Nov. 3, was assigned to TECHNISCHE UNIVERSITAT WIEN (Vienna).

"Balanced-detection interferometric cavity-assisted photothermal spectroscopy within a single cavity" was invented by Johannes Paul Waclawek (Vienna) and Bernhard Lendl (Vienna).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and corresponding apparatus for detecting a molecule, in particular a trace gas species, in a sample using photothermal spectroscopy including the steps of providing a probe laser beam and propagating the probe laser beam to a cavity of a Fabry-Perot interferometer directing the probe laser beam through the sample in the cavity providing an excit...