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

<div>Reflectance spectra (a) and refractive index dispersion curves (b) of the studied Nb<sub>2</sub>O<sub>5</sub> films.</div>

Advances in Condensed Matter Physics

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