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Title: Ground-state Lamb shift for hydrogenlike uranium measured at the ESR storage ring

Journal Article · · Physical Review Letters; (United States)

The Lyman [alpha] transitions of hydrogenlike uranium associated with electron capture were measured in collisions of stored bare U[sup 92+] ions with gaseous targets at the storage ring ESR. By applying x-ray--particle coincidence techniques the ground-state transition energies in the rest frame could be determined with a precision of about 600 ppm. The experimental result is in excellent agreement with the theroretical prediction for the ground-state Lamb shift in hydrogenlike uranium and is already sensitive to the 2[ital s] Lamb shift.

OSTI ID:
5914245
Journal Information:
Physical Review Letters; (United States), Vol. 71:14; ISSN 0031-9007
Country of Publication:
United States
Language:
English