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Title “Ultracold gases – from the experimenters’ perspective (I)” Wolfgang Ketterle Massachusetts Institute of Technology MIT-Harvard Center for Ultracold Atoms 7/10/06 Innsbruck ICAP Summer School
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Subtitle Magnetic trapping
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Adiabatic condition
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Majorana flops
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Levitron movie
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Mtrap - radial and axial fields
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B fields levitron
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Stability of levitation
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Magnetic trap basics
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Weak field seeking states
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Types of magnetic traps
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TOP trap
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Types of magnetic traps
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IP trap geometry
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IP trap
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IP trap - hi and lo B
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Photo of cloverleaf coils
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Subtitle Evaporative cooling
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Chopping the MB distribution
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Runaway evap.
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Efficiency of evap. cooling
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Scenario of evap. cooling
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Rf induced evaporative cooling
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Hyperfine states in rf evap
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3D and 1D evap. cooling
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Cooling limit for evaporative cooling? No fundamental limit Practical limit: Depends on residual heating process i.e. secondary collisions, density dependent loss term
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Subtitle Imaging
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Imaging atoms
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Phase-contrast imaging
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Coherent and incoherent scattering
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Dark ground and phase contrast setup
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A live condensate in the magnetic trap (seen by dark-ground imaging) Phase transition, dark ground
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Phase transition, phase contrast
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BEC peak Thermal wings, Temperature
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