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Direct measurement of blue fluorescence lifetimes in polymethine dyes using a picosecond laser

Authors
Journal
Chemical Physics Letters
0009-2614
Publisher
Elsevier
Publication Date
Volume
42
Issue
3
Identifiers
DOI: 10.1016/0009-2614(76)80674-4

Abstract

Abstract The lifetimes of the blue fluorescence from a higher excited state are directly measured to be 80 ± 30 ps for cryptocyanine and 35 ± 15 ps for DTTC in methanolic solution. The relaxation processes associated with electronic excited states are discussed in the case of DTTC.

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