Search for tag: "operator"
PHYSICS739_AngularMomentum7Wigner-Eckart theorem. Note: I previously thought I had lost the recording for PHYSICS739_AngularMomentum6, but I think I found it (it is on macvideo)
From DUNCAN O'DELL
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PHYSICS739_AngularMomentum4Started studying the addition of angular momentum using the lowering operator method. Introduced direct sums and direct products of Hilbert spaces for the coupled and uncoupled bases, respectively.
From DUNCAN O'DELL
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PHYSICS739_approximation_Methods3Showed how to find transition amplitudes from the Dyson series. Began analyzing 1st order perturbations constant in time except for being switched on at t=t0.
From DUNCAN O'DELL
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PHYSICS739_ElectromagneticFieldsDiscussed how to include electromagnetic fields in the Schrodinger equation and path integrals, and also covered the Aharonov-Bohm effect
From DUNCAN O'DELL
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PHYSICS739_SHO_HeisenbergEoM&CoherentStates1) Discussed the Heisenberg equation of motion applied to the simple harmonic oscillator 2) Discussed coherent states
From DUNCAN O'DELL
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PHYS4F03_class6_2022Finished L4IdenticalParticles and started L5IdenticalParticlesExchangeInteraction
From DUNCAN O'DELL
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25 Symmetries in QMPhysics 4Q03 Lecture 25: This lecture finishes the general review of special relativity in terms of 4-vectors and reviews the treatment of symmetry in quantum mechanics.
From Clifford Burgess
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17-PhotonsInQEDPhysics 4Q03 Lecture 17: This lecture continues the discussion of quantizing the electromagnetic fields and shows how field energy and momentum can be written in terms of photon creation and…
From Clifford Burgess
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15-BogliubovPhysics 4Q03 Lecture 15: This lecture describes the leading corrections to the classical BEC, using a Bogoliubov transformation to identify the spectrum of quasiparticle fluctuations about the…
From Clifford Burgess
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12-PositionSpace InteractionsPhysics 4Q03 Lecture 12: This lecture summarizes the position space formalism of the previous lecture and introduces simple self-interactions.
From Clifford Burgess
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PHYS3QI3_class17Finished density operator slides (QI11_Density_Operator) and started the slides on local measurements (QI12_Local_Measurements)
From DUNCAN O'DELL
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PHYS3QI3_class16Went through the ``projector method'' for quantum measurement calculations (QI11_Density_Operator)
From DUNCAN O'DELL
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