Organic chemistry: A digital fluorescent molecular photoswitch.

Autor: Irie, Masahiro, Fukaminato, Tuyoshi, Sasaki, Takatoshi, Tamai, Naoto, Kawai, Tsuyoshi
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Zdroj: Nature; 12/19/2002-12/26/2002, Vol. 420 Issue 6917, p759, 2p
Abstrakt: Fluorescent properties can be useful not only for tracking individual molecules within a microenvironment, but also in molecular-scale opto-electronics. Here we use external photostimulation to switch the fluorescence on and off from a single photochromic molecule embedded in a polymer film. This digital response is due to photo-isomerization of the molecule, which may eventually find application in erasable optical data-storage elements. [ABSTRACT FROM AUTHOR]
Databáze: Complementary Index