Stopping supersonic oxygen with a series of pulsed electromagnetic coils: a molecular coilgun

Author :E. Narevicius, A. Libson, C. Parthey, I. Chavez, J. Narevicius, U. Even, and M.G. Raizen
Publication :Phys. Rev. A
Volume :77
Pages :051401
Year :2008

We report the stopping of a molecular oxygen beam, using a series of pulsed electromagnetic coils. A series
of coils is fired in a timed sequence to bring the molecules to near rest, where they are detected with a
quadrupole mass spectrometer. Applications to cold chemistry are discussed.