Controlled modulation of laser phase in an optical Ramsey experiment yields an antisymmetric lineshape. This discriminant is used to stabilize a local oscillator to the optical clock transition in a single 88 Sr+ ion.
© 2004 Optical Society of America
A. G. Sinclair, V. Letchumanan, P. Gill, and E. Riis, "Novel local oscillator stabilization scheme for optical clocks," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper IMM3.
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