Ultrasensitive ultraviolet-visible 20 fs absorption spectroscopy of low vapor pressure molecules in the gas phase.
Schriever C, Lochbrunner S, Riedle E, Nesbitt DJ. Ultrasensitive ultraviolet-visible 20 fs absorption spectroscopy of low vapor pressure molecules in the gas phase. Rev Sci Instrum. 2008 Jan; 79(1):013107.