Planetenentstehung / Planet Formation

Inhalt / Plan
  • Introduction
    • Subject of this course
    • Relation to other courses
    • Prerequisites
    • Literature
    • Logistics
  • Historical overview
    • From antiquity to Copernicus
    • From Descartes to Laplace
    • Theories of the 20th century
    • Observational revolution of 1990s
    • Present state of the theory
  • Initial phase
    • Star-forming regions
    • Collapsing clouds and the Jeans criterion
    • Contraction, accretion, and fragmentation
    • Rotation and angular momentum
    • Flattening of the cloud
    • Timescales
  • Formation and evolution of a gas disk
    • Hydrodynamics
    • Formation of a star and a disk
    • Viscosity and angular momentum
    • Equations of viscous accretion
    • Shakura-Sunyaev model
    • Disk structure and stability
    • Disk dispersal
  • Observations of protoplanetary disks
    • Observation methods
    • Evolutionary classes
    • Disk mass estimates
    • Disk lifetimes
  • Dust-gas interactions
    • Forces on dust grains
    • Vertical motion: sedimentation
    • Stopping time and settling time
    • Vertical motion: settling-mixing
    • Radial motion: drift
    • Goldreich-Ward and shear-induced instabilities
  • From dust to planetesimals
    • Observations, experiments, modeling
    • Sticking or Goldreich-Ward instability?
    • Dust morphology
    • From 1 micron to 1 mm
    • From 1 mm to 1 m
    • From 1m to 1km
  • From planetesimals to planetary embryos
    • Kinematics of a planetesimal swarm
    • Runaway growth
    • Oligarchic growth
    • Gas damping of velocities
    • Isolation of oligarchs
  • From embryos to planets
    • The timescale problem
    • Critial core mass
    • Growth of gas envelopes
    • Formation of Uranus and Neptune
    • Endgame for terrestrial planets
  • Hot Jupiters and large eccentricities
    • Statistics of extrasolar planets
    • Disk-planet interactions
    • Type I migration
    • Type II migration
    • Type III migration
    • Comparison of migration types
    • Survival strategies for planets
    • Large eccentricity issue
  • Planetary rotation, satellites and rings
    • Planetary rotation
    • Satellites of giant planets
    • Satellites of terrestrial planets
    • Ring systems of giant planets
  • Left-over planetesimals
    • Asteroid belt, EKB, and Oort cloud
    • Disk cleanup and formation of Oort cloud
    • Dynamical sculpturing of the asteroidal belt and EKB
    • Size distribution and total mass of EKB
    • Late heavy bombardment
  • Debris disks
    • What are debris disks?
    • Observations: Vega phenomenon, resolved examples, statistics
    • Internal physics of debris disks
    • Debris disks and gas
    • Debris disks and small bodies
    • Debris disks and planets
  • Synthesis and issues not covered
    • A general scheme of the "standard" scenario and its bottle necks
    • An alternative instability scenario (Kuiper-Cameron-Boss)
    • Planets in binary systems
    • Planets around neutron stars
    • Habitability of planets and astrobiology

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