Effects of mixing and annealing on the optical and mechanical properties of TiO${}_2$:Ta${}_2$O${}_5$ amorphous coatings

Alex Amato, Michele Magnozzi, Nikita Shcheblanov +7

Amorphous mixed titania-tantala coatings are key components of Bragg reflectors in the gravitational wave detectors (GWDs). Attaining the lowest possible values of optical absorpti…