Fabrication and Investigation of Two-Component Film of 2,5-Diphenyloxazole and Octafluoronaphthalene Exhibiting Tunable Blue/Bluish Violet Fluorescence Based on Low Vacuum Physical Vapor Deposition Method

Figure 5

Fluorescence emission spectra and photographs: (a) fluorescence emission spectra for DPO-OFN layer films, DPO-OFN 10-layer film, pure DPO, and OFN; (b) photographs for DPO-OFN layer films and DPO-OFN 10-layer film under 254 nm UV.

(a)

(b)