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Ultracold atomic gases as quantum abacus beads
Published on Jul 12, 20133351 Views
Atomic gases can be cooled down to extremely low temperatures (a few nano-Kelvin above absolute zero) when they start behaving as quantum fluids. The physics of these systems has advanced considerably
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Ultracold atomic gases as quantum 00:00
Outline02:53
(Quantum) many-body systems - 104:52
(Quantum) many-body systems - 206:53
Calculations hard - 109:39
Calculations hard - 211:57
Blast into the past: 50’s-60’s13:01
Ultracold atomic gases - 116:23
Bose-Einstein Condensation (BEC)20:50
What about interactions?22:11
Ultracold atomic gases - 224:56
Experiments of Kinoshita, Wenger, Weiss28:00
Lieb-Liniger (LL) and Tonks – Girardeau (TG) gases29:16
Our work on Tonks-Girardeau gas 1D, infinitely repulsive, contact interactions31:42
Tonks-Girardeau gas: Fermi-Bose mapping31:55
One-body observables34:13
New efficient method for calculating RSPDM35:41
Bragg reflections of a TG many-body wavepacket36:20
Initial momentum distribution(s)37:02
Momentum distribution dynamics - 137:59
Momentum distribution dynamics - 238:09
Momentum distribution dynamics - 338:24
Momentum distribution dynamics - 439:01
Our work on Lieb-Liniger gas 1D, contact interactions39:09
Method for solving time-dependent Lieb-Liniger gas39:43
Free expansion of a Lieb-Liniger gas (exact solutions)40:14
Example41:38
Possible future directions42:04
Can we make 4D system?42:10
Synthetic magnetism in Zagreb MOT43:39
Lorentz-like force (via Doppler)45:33
Lorentz-Doppler forces in 87Rb45:42
Summary46:46