Recent Changes

Wednesday, February 14

  1. page Exotic Quantum Phases of Polar Molecules in Multi-component Systems edited Today Daw-wei (Charles) Wang spoke about ultracold dipolar molecules. He gave a brief overview …

    Today Daw-wei (Charles) Wang spoke about ultracold dipolar molecules. He gave
    a brief overview of the current experimental progress and theoretical ideas in this
    area. Here are some points that he discussed.

    (view changes)
    12:33 pm

Monday, February 12

  1. page Week 3 edited (all talks at 10am unless noted otherwise) ... Leo Radzihovsky: [[Condensed Condensed Matter …
    (all talks at 10am unless noted otherwise)
    ...
    Leo Radzihovsky: [[CondensedCondensed Matter Physics
    ...
    a New Frontier?]]Frontier?
    Monday (2pm): Guifre Vidal, [[ClassicalClassical Simulation of
    ...
    Correlated Quantum Systems]]Systems
    Tuesday: Trey Porto, [[ColdCold Atoms in
    ...
    Many Body Physics]]Physics
    Wednesday (11am): Daw-Wei Wang, [[ExoticExotic Quantum Phases
    ...
    in Multi-component Systems]]Systems
    Thursday: Subir Sachdev, [[FermiFermi Surface Change
    ...
    Quantum Phase Transitions]]Transitions
    Friday: Subir Sachdev, [[RenormalizationRenormalization Group Theory
    ...
    Gases near Unitarity]]Unitarity
    (view changes)
    9:45 am
  2. page Week 3 edited (all talks at 10am unless noted otherwise) Monday (KITP Blackboard Lunch, 12:15pm): Peter Zoller …
    (all talks at 10am unless noted otherwise)
    Monday (KITP Blackboard Lunch, 12:15pm): Peter Zoller and Leo Radzihovsky: [[Condensed Matter Physics with Cold Atomic Gases: an Oxymoron or a New Frontier?]]
    Monday (2pm): Guifre Vidal, [[Classical Simulation of Strongly Correlated Quantum Systems]]
    Tuesday: Trey Porto, [[Cold Atoms in a Two-period Optical Lattice: a Tool for Quantum Information and Correlated Many Body Physics]]
    Wednesday (11am): Daw-Wei Wang, [[Exotic Quantum Phases of Polar Molecules in Multi-component Systems]]
    Thursday: Subir Sachdev, [[Fermi Surface Change across Quantum Phase Transitions]]
    Friday: Subir Sachdev, [[Renormalization Group Theory for Universality in Quantum Gases near Unitarity]]

    (view changes)
    9:43 am
  3. page space.menu edited ... Week 1 Week 2 Week 3
    ...
    Week 1
    Week 2
    Week 3
    (view changes)
    9:37 am

Sunday, February 11

  1. page What should we be thinking about and why? edited Overview A. A. BEC in trap Vortices & lattices Spinor BEC Collective excitations…

    Overview
    A.

    A.
    BEC in trap
    Vortices & lattices
    Spinor BEC
    Collective excitations
    Interference
    Bosonic
    Matter wave interference
    >
    * Bosonic
    QHE states
    >

    Dipolar condensates
    ArraysJosephson junction arrays of BECs
    >

    B. Fermions
    BEC-BCS
    Nonequilibrium

    BEC-BCS crossover and transitions
    >
    * Nonequilibrium
    dynamics
    Adiabatic and sudden detuning δ(t)
    Spin-imbalanced
    changes
    >
    * Spin-imbalanced states
    >

    Unitary limit
    ...
    Optical lattices
    SF-MI
    Fermions
    Strong dc field
    “exotica”: transcription of models
    Questions
    1. Non-equilibrium many-body physics:
    quench between two macrostates
    ...
    near quantum critical point the dynamics is never purely classical if temperature is not too high
    Bose-enhancement is quantum phenomenon but this just allows for a classical description
    Is the ensuing dynamics generically classical?
    >> >>>

    How slow do we need to go?
    Rabi oscillations versus classical coarsening?
    ...
    2. Long scale inhomogeneities/trap
    Is there something interesting physics here or is just annoying?
    edgeEdge states?
    Physics at interfaces between two phases
    Equilibration of inhomogeneous system? Different temperatures across trap?
    (view changes)

Saturday, February 10

  1. page What should we be thinking about and why? edited Overview A. BEC in trap Vortices & lattices Spinor BEC Collective excitations Interfe…

    Overview
    A. BEC in trap
    Vortices & lattices
    Spinor BEC
    Collective excitations
    Interference
    Bosonic QHE
    Dipolar condensates
    Arrays of BECs
    B. Fermions
    BEC-BCS
    Nonequilibrium dynamics
    Adiabatic δ(t)
    Spin-imbalanced
    Unitary limit
    C. Optical lattices
    SF-MI
    Fermions
    Strong dc field
    “exotica”: transcription of models
    Questions
    1. Non-equilibrium many-body physics:
    quench between two macrostates
    Time-scales for “coarsening”?
    Is this quantum?
    near quantum critical point the dynamics is never purely classical if temperature is not too high
    Bose-enhancement is quantum phenomenon but this just allows for a classical description
    How slow do we need to go?
    Rabi oscillations versus classical coarsening?
    What is the thermalization time scale?
    2. Long scale inhomogeneities/trap
    Is there something interesting physics here or is just annoying?
    edge states?
    Physics at interfaces between two phases
    Equilibration of inhomogeneous system? Different temperatures across trap?
    Heterostructures?
    Can inhomogeneity be removed?
    3. Engineering effective magnetic fields?
    Berry’s phase in internal degree of freedom?
    Time varying potential in optical lattice
    Exotic models with flat bands, similarities to QHE
    4. Probes of states
    Time of flight
    RF spectroscopy A(q.ω)
    Bragg spectroscopy S(q,ω)
    Noise
    Species-specific optical potentials/lattices
    5. Thermometry and Cooling
    How can we cool to temperature below t^2/U?
    Cooling SF is easy but cooling Mott state is hard
    Preparation of pure initial states?
    6. BCS-BEC on lattice
    7. Efimov states: many body physics?
    Suppress BCS paired state to observe more exotic states
    8. Heteronuclear molecules
    Wigner crystal
    Supersolids on triangular lattice
    Molecules with larger mass ratios than Rb-Li can be done using lattices to create large effective masses
    On lattices with small filling fraction, interplay with lattice?
    Are there novel phases?
    Imbalance between species?
    9. Disorder
    10. Low-dimensional systems
    11. Are there interesting questions to be answered by experiments beyond what is theoretically understood, e.g. at the mean-field level?

    (view changes)
    11:10 am

Wednesday, February 7

  1. page home edited ... To edit a page simply hit the edit button at the top of the page. To add a page click on the M…
    ...
    To edit a page simply hit the edit button at the top of the page. To add a page click on the Make a New Page item on the left. After making a new page make sure to link to it, either on the page for the appropriate week, or on pages on related topics. For instructions on linking pages see Help in the upper right.
    In addition, every page has a discussion board attached. To peruse the discussion board and add your 2 cents hit the comments item on the top of the page. For general comments about the structure of this wikispace, please use the discussion board for this page.
    ...
    browser instead, whchwhich is already
    Useful links
    Talks online
    (view changes)
    7:38 pm
  2. page Regular schedule edited ... Thursday: informal blackboard seminar Friday: informal discussion / occasional tutorials Se…
    ...
    Thursday: informal blackboard seminar
    Friday: informal discussion / occasional tutorials
    See this week's schedule.
    (view changes)
    7:25 pm

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