Abstract
Threshold-versus-intensity curves for Stiles’s π4 mechanism, which was reported by Sigel and Brousseau [ J. Opt. Soc. Am. 72, 237– 246 ( 1982)] as rejecting shape invariance, may not do so. It is still plausible that π4 shows both shape invariance and field additivity.
© 1982 Optical Society of America
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Claude Sigel and Lisa Brousseau
J. Opt. Soc. Am. 72(2) 237-246 (1982)
A. Eisner
J. Opt. Soc. Am. 72(4) 517-518 (1982)
Adam Reeves
J. Opt. Soc. Am. 72(5) 565-570 (1982)