15min:
COLD MOLECULES AND SPECTROSCOPY.

MELANIE SCHNELL, JACQUELINE VAN VELDHOVEN, JOCHEN KÜPPER, HENDRICK L. BETHLEM, GERARD MEIJER, FRITZ-HABER-INSTITUT DER MAX-PLANCK-GESELLSCHAFT, FARADAYWEG 4-6, D-14195 BERLIN, GERMANY.

Cold molecules offer fascinating possibilities for novel molecular physics and physical chemistry experiments, such as studying cold collisions or performing high-resolution spectroscopy. Using inhomogeneous electric fields neutral polar molecules can be decelerated to any computer-controlled velocity. The use of state-selected slow molecules can lead to a significantly increased interaction time of the molecules with the electromagnetic radiation in the spectroscopic experiment, resulting in a higher resolution. In this talk we will focus on the deceleration procedure to produce cold molecules and on their prospects for high-resolution (microwave) spectroscopy [1].

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References

  1. J. van Veldhoven, J. Küpper, H.L. Bethlem, B. Sartakov, A.J.A. van Roij, G. Meijer Phys. Eur. Phys. J. D 31, 337-349 (2004).