Optical Properties of Sol-Gel Nb<sub>2</sub>O<sub>5</sub> Films with Tunable Porosity for Sensing Applications

<div>Room-temperature spectra of s5 before and after exposure to acetone.</div>

Advances in Condensed Matter Physics

Figure 5: Optical Properties of Sol-Gel Nb<sub>2</sub>O<sub>5</sub> Films with Tunable Porosity for Sensing Applications 