Unveiling the Optoelectronic and Thermal Properties of SnSe Polycrystals via EELS Francesco Salutari, Sharona Horta, Marc Botifoll, Maria Chiara Spadaro, Maria Ibañez and Jordi Arbiol BIO Web Conf., 129 (2024) 25035 Published online: 17 October 2024 DOI: 10.1051/bioconf/202412925035