N.P. ERNSTING    -    FEMTOSECOND SPECTROSCOPY   Humboldt-Universität Berlin

Institut für Chemie  |   Humboldt-Universität zu Berlin   |   Brook-Taylor-Straße 2   |   D - 12489 Berlin

  RESEARCH       GROUP       PUBLICATIONS       LECTURES        JOBS        SFB 1078       DEPARTMENT 

Statistical Thermodynamics

  1. Introduction
  2. Potential energy surfaces of molecules and molecular clusters
  3. Monte-Carlo-sampling method
  4. Canonical ensemble
  5. Crystals
  6. System partition function for a free molecule
  7. Chemical equilibrium


  1. E-field, survey of optical spectroscopies, Jablonski-diagram, experimental setups
  2. Radiation laws, derivation of Planck's radiation law, Einstein coefficients, extinction coefficient, oscillator strength
  3. Elementary oscillation for a charged particle on a spring
  4. Lattice vibrations (phonons)
  5. Vibrations in molecules (Wilson's GF-method): from structure & SVFF, calculation of reduced masses, IR-frequencies and normal modes
  6. From spectroscopy to thermodynamics