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Table 2 Absorption edge and energy band gap of TiO2/PVDF, Cu 0.1, Cu 0.5, and Cu 1 samples

From: One Step In Situ Loading of CuS Nanoflowers on Anatase TiO2/Polyvinylidene Fluoride Fibers and Their Enhanced Photocatalytic and Self-Cleaning Performance

Typical sample Absorption edge (nm) Energy band gap (eV)
TiO2/PVDF 363 3.4
Cu 0.1 479 2.6
Cu 0.5 517 2.4
Cu 1 612 2.0