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Two compounds derived from 2-hydroxyquinoline were found to lase in the violet region of the spectrum when pumped by a flashlamp. Two aminocoumarin derivatives, under the same conditions, lased intensely in the range from 440 to 480 nm at a wavelength that depended on the addition of acid. Copyright © 1969 by The Institute of Electrical and Electronics Engineers, Inc.
C.M. Brown, L. Cristofolini, et al.
Chemistry of Materials
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