Dawson Bonneville, of University of Twente and H2020 OPHELLIA recently presented his work titled ‘On-Chip Photonics – Al2O3 and Al2O3:Er3+ as a Low-Loss Waveguide Platform for Development of Amplifiers and Lasers‘ at PRE’22-Poland, a series of International Worshops on #photoluminiscence of #rareearth: #photonics #materials and #applications, 11-14th September, at Szczawnica, Poland.