Adrian Copetudo joined the Quantum Device Lab during the Fall Semester 2020 for his master thesis about a Loophole-free Bell Test within the ETH Zurich Master programme (MSc ETH Physics). In additon he supported us as a Research Assistant during June. He was previously in our group to carry out a Semester Thesis about Photonic States and Phase Metrology. He obtained his BSc in Physics from the University of Barcelona.