Radeonychev Y.V.; Khairulin I.R.; Vagizov F.G.; Scully M.; Kocharovskaya O.
(2020)
© 2020 American Physical Society. © 2020 American Physical Society. We report an observation of a 148-fold suppression of resonant absorption of 14.4 keV photons from exp(-5.2) to exp(-0.2) with preservation of their ...