New experimental limits on the Pauli-forbidden transitions in 12C nuclei obtained with 485 days Borexino data G. Bellini et al. (Borexino Collaboration) Phys. Rev. C 81, 034317 – Published 29 March 2010 doi:10.1103/PhysRevC.81.034317 (local copy; preprint on arXiv) Abstract The Pauli exclusion principle