"Recent experiments with ions on microfabricated surface traps."

  • Date: May 14, 2012
  • Time: 01:00 PM - 01:00 PM (Local Time Germany)
  • Speaker: Dr. Yves Colombe, National Institute of Standards and Technology, Boulder, USA
  • Room: Herbert Walther Lecture Hall
  • Host: MPQ
"In this talk I will report on recent progress made at NIST Boulder in the manipulation of ions using microfabricated surface traps. A first experiment performs a laser-less two qubit logic gate, taking advantage of the high magnetic field gradients that can be generated on ion chips. A second experiment, operated at cryogenic temperature, shows the exchange of a single quantum of vibration between two ions trapped 40 micrometers apart. Lastly, I will describe an experiment where the anomalous heating rate of a trapped ion is reduced by a factor of 100 after in-situ cleaning of the surface of the trap."
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