J.W. Shelton, J.A. Armstrong
IEEE JQE
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.
J.W. Shelton, J.A. Armstrong
IEEE JQE
J.A. Armstrong, Eric Courtens
IEEE JQE
A.W. Smith, M.I. Nathan, et al.
Journal of Applied Physics
J.J. Wynne, J.A. Armstrong, et al.
Physical Review Letters