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Relativity >> Content Detail


Table of Contents



Lecture Notes



Lecture Notes

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SES #TOPICSLECTURE SLIDES
1

Course Overview



  • Overview of Course Contents
  • Practical Issues and Advice
  • Related Subjects; Brief History of Physics
(PDF)
2

Symmetry and Invariance



  • Background and History
  • Galilean Transformation, Inertial Reference Frames
  • Classical Wave Equations; Transformation to Other Frames
  • Michelson-Morley Experiment; Aether
(PDF)#
3

Symmetry and Invariance (cont.)



  • Postulates of Special Relativity
  • First Discussion of Minkowski Diagrams, World Lines
(PDF)
4

Relativistic Kinematics



  • Derivation of Lorentz-Einstein Transformations
    • Matrix Representation
  • Introduction of Four-Vectors
(PDF)
5

Relativistic Kinematics (cont.)



  • Time Dilation and Length Contraction
    • Decay of Atmospheric Muons
    • Pole Vaulter Problem
  • Alternative Looks at Time Dilation and Length Contraction
  • Spacetime Intervals
  • First Discussion of Accelerated Clocks
(PDF)
6

Relativistic Kinematics (cont.)



  • Addition of Velocities
  • Angle Transformation for Trajectories
    • Doppler Effect
      • Classical Doppler Effect for Sound
      • Relativistic Doppler Effect
      • Astrophysical Examples; Relativistic and Superluminal Jets
(PDF)#
7

Relativistic Kinematics (cont.)



  • Stellar Aberration
  • Doppler Effect and Angle Transformation via Transformation of Phase of Plane Waves
  • Fully Calibrated Minkowski Diagrams
    • Pole-Vaulter Problem
    • Twin Paradox with Constant Velocity Plus a Reversal
    • Twin Paradox with Arbitrary Acceleration
(PDF - 1.1 MB)
8

Variational Calculus



  • Short Discourse on the Calculus of Variations
    • Extremization of Path Integrals
      • The Euler-Lagrange Equations and Constants of the Motion
      • Brachistochrone Problem
    • Extremal Aging for Inertially Moving Clocks
  • Optional Problems in the Use of the Calculus of Variations as Applied to Lagragian Mechanics and Other Problems in the Extremization of Path Integrals
(PDF)
9

Relativistic Dynamics and Particle Physics



  • Relativistic Momentum Inferred from Gedanken Experiment with Inelastic Collisions
  • Relativistic Relations between Force and Acceleration
  • Relativistic Version of Work-Energy Theorem
    • Kinetic Energy, Rest Energy, Equivalence of Mass-Energy
    • E2 - p2 Invariant
  • Nuclear Binding Energies
    • Atomic Mass Excesses, Semi-Empirical Binding Energy Equation
    • Nuclear Reactions
    • Solar p-p Chain
(PDF)
10

Relativistic Dynamics and Particle Physics (cont.)



  • Relativistic Motion in a B Field, Lorentz Force
    • Cyclotrons, Synchrotrons
  • Further Gedanken Experiments Relating to Mass-Energy Equivalence, Relativistic Momentum
  • Quantum Nature of Light
    • Photoelectric Effect, Photons
  • beta-Decay and the Inference of Neutrino
(PDF)
11Quiz 1
12

Relativistic Dynamics and Particle Physics (cont.)



  • Absorption and Emission of Light Quanta
    • Atomic and Nuclear Recoil
    • Mössbauer Effect
    • Pound-Rebka Experiment
  • Collisions
    • Between Photons and Moving Atoms
    • Elastic
    • Compton
    • Inverse Compton
    • Between Photon and Relativistic Particle
(PDF)
13

Relativistic Dynamics and Particle Physics (cont.)



  • Particle Production
    • Threshold Energy
      • Colliding Particle Beams
      • Two Photons Producing an Electron/Positron Pair
(PDF - 1.2 MB)
14

Relativistic Dynamics and Particle Physics (cont.)



  • Formal Transformation of E and P as a Four-Vector
    • Revisit the Relativistic Doppler Effect
  • Relativistic Invariant E2 - p2 for a Collection of Particles
(PDF - 2.0 MB)
15

Relativity and Electromagnetism



  • Coulomb's Law
  • Transformation of Coulomb's Law
  • Force on a Moving Test Charge
    • Magnetic Field and Relativity
    • Derivation of Lorentz Force
(PDF)
16

Relativity and Electromagnetism (cont.)



  • General Transformation Laws for E and B
  • Magnetic Force due to Current-Bearing Wire
  • Force between Current-Bearing Wires
(PDF)#
17

The Equivalence Principle and General Relativity



  • Strong and Weak Principles of Equivalence
  • Local Equivalence of Gravity and Acceleration
  • Elevator Thought Experiments
    • Gravitational Redshift
    • Light Bending
  • Relative Acceleration of Test Particles in Falling Elevator of Finite Size
  • Definition of the Metric Tensor
  • Analogy between the Metric Tensor and the Ordinary Potential, and between Einstein's Field Equations and Poisson's Equation
(PDF)#
18

General Relativity and Cosmology



  • Cosmological Redshifts and the Hubble Law
(PDF)
19

General Relativity and Cosmology (cont.)



  • Cosmology
    • Dynamical Equations for the Scale Factor a - Including Ordinary Matter, Dark Matter, and Dark Energy
    • Critical Closure Density; Open, Closed, Flat Universes
    • Solutions for Various Combinations of Omegam, OmegaLambda and Omegak
(PDF)
20

General Relativity and Cosmology (cont.)



  • Cosmology (cont.)
    • Age of the Universe, Brief History
    • Relation between Scale Factor and Z from the Doppler Shift
    • Lookback Age as a Function of Z for Various Values of Omegam, OmegaLambda and Omegak
    • Acceleration Parameter as a Function of Scale Factor
    • Current S Status of Cosmology, Unsolved Puzzles
(PDF - 1.4 MB)
21Quiz 2
22

General Relativity and Cosmology (cont.)



  • Handout Defining Einstein Field Equations, Einstein Tensor, Stress-Energy Tensor, Curvature Scalar, Ricci Tensor, Christoffel Symbols, Riemann Curvature Tensor
  • Symmetry Arguments by Which 6 Schwarzschild Metric Tensor Components Vanish
  • Symmetry Arguments for Why the Non-zero Components are Functions of Radius Only
  • The Differential Equations for G00 and G11
  • Shell Radius vs. Bookkeepers Radial Coordinate
(PDF - 4.1 MB)
23

General Relativity and Black Holes



  • Gravitational Redshift
    • Application to the GPS System
  • Particle Orbits
    • Use Euler Equations (for External Aging) in Connection with the Schwarzschild Metric to find Constants of the Motion E and L
    • Derive the Full Expression for the Effective Potential
(PDF)
24

General Relativity and Black Holes (cont.)



  • Derive Analytic Results for Radial Motion
    • Compare Speeds and Energies for Bookkeeper and Shell Observers
  • Equations of Motion for a General Orbit
    • Explain How these can be Numerically Integrated
  • Expand the Effective Potential in the Weak-Field Limit
(PDF - 1.1 MB)
25

General Relativity and Black Holes (cont.)



  • Keplers Third Law in the Schwarzschild Metric
  • Relativistic Precession in the Weak-Field Limit
    • Taylor-Hulse Binary Neutron Star System
  • Derivation of the Last Stable Circular Orbit at 6M
    • Analytic E and L for Circular Orbits
(PDF)
26

General Relativity and Black Holes (cont.)



  • Photon Trajectories
    • Derive Differential Equation for the Trajectories
    • Critical Impact Parameter
    • Derive Expression for Light Bending in the Weak-Field Limit
  • Shapiro Time Delay
(PDF - 1.8 MB)

 








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