International Journal of Photoenergy / 2009 / Article / Fig 1

Research Article

Multifunctional Spirocyclic Systems

Figure 1

Electronic absorption spectra of the irradiated film of spiropyran 4a : 1, the irradiated form (reverse dark reaction). Time after irradiation/min: 2, 5; 3, 15; 4, 30; 5, 60.
689450.fig.001

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