Ultra-sensitive detection of nitric oxide at 5.33 μm using an external cavity QCL based Faraday rotation spectroscopic sensor platform

Autor: Frank K. Tittel, R. F. Curl, J. H. Doty, Rafal Lewicki, Gerard Wysocki
Rok vydání: 2008
Předmět:
Zdroj: 2008 Conference on Lasers and Electro-Optics.
Popis: Magnetic rotation spectroscopy of nitric oxide at most favorable Q(3/2) transition at 1875.8 cm-1 is reported. Detection limit (1sigma) at 5 ppb level was obtained for a ~44 cm long active optical path with 1s lock-in time constant.
Databáze: OpenAIRE