2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/171667The Double Chooz experiment returns to the site of the Chooz experiment with a pair of detectors for a differential neutrino flux measurement, providing sensitivity to sin^2(2theta13) > 0.03. Reaching this goal requires significant improvements in systematic uncertainties, based on the experience with previous reactor neutrino experiments.ICHEP08 parallel session paper, 4 pages, 2 figuresHigh Energy Physics - Experimenttext