2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/83103This talk provides a basic introduction for students interested in the responses of detectors to solar, supernova, and other low-energy neutrino sources. Some of the nuclear physics is then applied in a discussion of nucleosynthesis within a Type II supernova, including the r-process and the neutrino process.School lecture, "New Era in Neutrino Physics, Tokyo Metropolitan University; 30 pages; 6 figures; latexNuclear Theorytext