2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/193455We put constraints on unparticle physics, specifically on the scale $Λ_\U$ and the scale dimension $d_\U$ of unparticle operators, using (i) measurements of atomic parity violation as well as (ii) branching ratio and CP asymmetry measurements in some rare non-leptonic B decay channels.11 pages, 3 figures; v2: minor typos settled, to appear in Phys Lett B; v3: minor changes in discussions following Eq.(8), matches PLB versionHigh Energy Physics - Phenomenologytext