Fabrication of waveguides by fs-laser micromachining in Dy3+/Eu3+ doped barium borate glass with broad emission in the visible spectrum - Santos, S. N. C.; Almeida, J. M. P.; Almeida, G. F. B.; Mastelaro, Valmor Roberto; Mendonça, Cleber Renato (Optics Communications, 2018)