T. Masuda et al., FREQUENCY STABILIZATION OF A VISIBLE LASER-DIODE TO AN ENHANCED SATURATED ABSORPTION SIGNAL OF MOLECULAR-IODINE IN AN EXTERNAL-CAVITY, JPN J A P 2, 36(11A), 1997, pp. 1443-1445
A small saturated absorption signal of molecular iodine was enhanced b
y placing an iodine cell inside an external cavity. Using the third de
rivative signal of the enhanced saturated absorption signal, the diode
laser was frequency stabilized to a hyperfine component of molecular
iodine.