Lifetimes of two- and four-neutron-hole states in Pb204 and Pb206RemoveSaket Suman, S. K. Tandel, Jay Kaushik, M. Hemalatha, V. Bothe, Cenxi Yuan, Noritaka Shimizu, P. Chowdhury, R. V. F. Janssens, F. G. Kondev, M. P. Carpenter, T. Lauritsen, and D. SeweryniakPhys. Rev. C 113, 014321 (2026)