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Cold-atom induced control of an opto-mechanical device
Cold-atom induced control opto-mechanical device
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2010/3/10
We consider an optical cavity with a light vibrating end-mirror and containing a Bose-Einstein condensate (BEC). The mediation of the cavity field induces a non-trivial interplay between the mirror an...
Design of magnet and control of the beam emittance for Penning H－ ion source
H－ ion source Magnetron ion source Penning ion source magnetic field gradient index
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2009/8/14
The design requirement and principle of the deflection magnet for Magnetron and Penning H－ ion source are discussed. It is proved that there exists a maximum emittance for the beam that may be transf...