Optical-Sideband Cooling of Visible Atom Cloud Confined in Parabolic Well

Abstract

An assemblage of < 50 Ba+ ions, contained in a parabolic well, has been visually observed and cooled by means of near-resonant laser irradiation.Received 25 April 1978DOI:https://doi.org/10.1103/PhysRevLett.41.233©1978 American Physical Society