The optical bandgaps deduced from the transmittance spectra (Figure 1d ) were 3.48, 3.31, 3.01, and 2.86 eV, respectively, for WO 2.97 , WO 2.95 , WO 2.93 , and WO 2.90 , showing a decreasing trend (Figure 2a ).
← all excerpts
The Counterbalancing Role of Oxygen Vacancy between the Electrochromic Properties and the Trapping Effect Passivation for Amorphous Tungsten Oxide Films.
1
—
—