Phys. Rev. Lett. 91, 223001 (2003) [4 pages]Spectroscopy of the 1S0-3P0 Clock Transition of 87Sr in an Optical LatticeReceived 9 May 2003; published 25 November 2003 We report on the spectroscopy of the 5s2 1S0(F=9/2)→5s5p 3P0(F=9/2) clock transition of 87Sr atoms (natural linewidth of 1 mHz) trapped in a one-dimensional optical lattice. Recoilless transitions with a linewidth of 0.7 kHz as well as the vibrational structure of the lattice potential were observed. By investigating the wavelength dependence of the carrier linewidth, we determined the magic wavelength, where the light shift in the clock transition vanishes, to be 813.5±0.9 nm. © 2003 The American Physical Society URL:
http://link.aps.org/doi/10.1103/PhysRevLett.91.223001
DOI:
10.1103/PhysRevLett.91.223001
PACS:
32.80.Pj, 32.60.+i, 39.30.+w
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