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https://www.learnerz.in/2025/06/discovery-of-proton-emission-from.html Discovery of Proton Emission from Astatine-188 Isotope MALAYALAM UPSC NOTE | Learnerz IAS | Concept... proton emission discovery astatine isotope malayalam https://escholarship.org/uc/item/3km373w9 BETA-DELAYED TWO-PROTON EMISSION AS A NUCLEAR PROBE Author(s): Moltz, D.M. proton emission as a beta delayed two