RAFAEL LUQUE ALVAREZ DE SOTOMAYOR2026-01-292026-01-29202010.3390/nano100612092-s2.0-85090256587https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/31432Chemical Engineering (all)Materials Science (all)Turning spent coffee grounds into sustainable precursors for the fabrication of carbon dotsresearch article