Enhanced hydrogen gas sensing using a tin/activated carbon modified titanium dioxide nanocomposite
This work presents a cost-effective TiO₂ nanocomposite doped with Sn +2 (1.8wt%) and activated carbon (1 wt%) used as an active layer in hydrogen gas sensing applications. The prepared nanocomposite has a particle size of 46 ± 2 nm, roughness 4.31 nm, high surface area (202 ± 11 m²/g), and a bandgap of 2.7 eV. It was s...