Chapter 15
Coherent Excitation (35)

Density matrix formulation

Ensemble average
Excitation hamiltonian
Decay operator
Expectation values
Trace
Example: angular momentum
Squared operators

Stokes parameters

Definitions
Symmetries
Tilted foils
Detection operator
Example: 130 keV at 30^o
Summary
Population anisotropies
Polarization information
Stokes vectors coupled to density matrix
Example
Results
Matrix multiplication

Quantum beats

Liouville equation
Commutators
Multiplet mixing
E1 decay
Quantum beats
Detector function
Individual parts

Component transition intensities

Angular distribution from incoherent source
Polarization intensities
Relative efficiencies
Comments
Component transition probabilities
Pi transitions
Sigma transitions
Within a restricted solid angle
Viewed through a polarizer

Chapter 7
Chapter 8
Chapter 9
Chapter 10
Chapter 11
Chapter 12
Chapter 13
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