P. Esherick, J.A. Armstrong, et al.
Physical Review Letters
Strong optical absorption lines have been almost totally saturated in two phthalocyanine molecules. A giant pulse ruby laser served as the source of intense resonance radiation. The qualitative behavior of the nonlinear absorption is in good agreement with theory. © 1965 The American Institute of Physics.
P. Esherick, J.A. Armstrong, et al.
Physical Review Letters
Archibald W. Smith, J.A. Armstrong
Physical Review Letters
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