Monte Carlo Methods in Statistical Physics and Field Theory

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Fortsetzung: Local Gauge Theory

  • Untertitel   Wilson action, other continous groups, Yang Mills theory, Wilson loop, strong coupling limit etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   12.02.2014 @ 09:30
  • Beschreibung   Technischer Fehler: Audio leider erst ab der 15. Minute.

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Two Components Scalar Field: Complex Scalar Field- The Relativistic Bose Gas

  • Untertitel   Bose condensate, complex phase problem, Reweighting, Silver blaze problem, Langevin equation, Local Gauge symmetry etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   05.02.2014 @ 09:31

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One Component Scalar Field Theory: Continuum Limit

  • Untertitel   Continuum Euclidean action, Interactions, Green's functions, Hopping parameter expansion etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   29.01.2014 @ 09:29

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Continuation of Quantum Lattice models(Ising model) & the Anharmonic Oscillator etc.

  • Untertitel   Ising model, Anisotopic Heisenberg chain, two-point-function, Metropolis algorithm, Anharmonic oscillator, Harmonic oscillator, Scolarfield theory, continuum Enclidean action etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   22.01.2014 @ 09:29

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O(N)Scaling Systems & Quantum Systems (Quantum Monte Carlo) + Quantum Lattic models

  • Untertitel   Algorithms for O(N) models, Quantum Monte Carlo, path integral MC, Trotter product formula, Bosomic Systems etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   15.01.2014 @ 09:27

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Other Spin Systems: The Potts Model & O(N)-Model

  • Untertitel   The Vector Potts-model, xy-model, condensation of vortices & anti-vortices, O(N)-models, σ-models etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   18.12.2013 @ 09:29

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The Cluster Algorithm: Wolff algorithm, the Warm algorithm,

  • Untertitel   cluster sites & pocket sites, inside & outside clusters, Wolff algorithm, the warm algorithm, improved estimators, application to ising-model etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   11.12.2013 @ 09:32
  • Beschreibung   Next Week: Other Spin Systems

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Spin Systems: Order and Disorder in these Systems

  • Untertitel   Spin systems, observables, Ising model, phase transitions, universality hypothesis, low & high temperature expansion etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   04.12.2013 @ 09:17

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Direct Disk Sampling, Markov Chains Sampling & the Pressure Piston-Plate System etc.

  • Untertitel   Random deposition, partition function, zero radius, Markov Chains Sampling, Pressure Piston-Plate System, simulations at contest pressure, Liquid-Solid transition
  • Sprecher   Wolfgang Unger
  • Ort   Phys.02.114
  • Datum   27.11.2013 @ 09:16

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Random Walks & Hard Disks + Comparison of Electrodynamics & Monte Carlo

  • Untertitel   Random walks, self-avoiding walks, growing self-avoiding walks, hard disks & spheres, molecular dynamics, Bolzmann's statistical mechanics, eryodicity, simulation example.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   20.11.2013 @ 09:17
  • Beschreibung   Technischer Fehler: Es fehlen ein paar Minuten im Video! Bitte entschuldigt diese Unannehmlichkeiten.

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Markov Chains & Monte Carlo II

  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   13.11.2013 @ 09:16
  • Beschreibung   Ensemble average, reversibility , Metropolis Hastings, Heatbath, Gibbs sampling, Ising Chain

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Markov Chains & Examples + Ergodic Markov Chains, Markov Chains & Monte Carlo

  • Untertitel   Markov Chains, examples, pebble game, irreducable Markov Chains, sketch of probe, fundamental limit theory for regular chains, Markov Chains & Monte Carlo
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   06.11.2013 @ 09:17

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Fortsetzung: Importance Sampling- Basic Idea/ The Metropolis Algorithm etc.

  • Untertitel   Sampling Importance, code: procedure direct-gamma, sampling the Boltzmann distribution, the Metropolis algorithm. Markov chains sampling, random variable etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   30.10.2013 @ 09:15
  • Beschreibung   Fortsetzung von Sampling-Vorlesungswoche 3

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2nd Part of Lecture: Basic Sampling

  • Untertitel   Sampling Permutations, Sampling Finite Distributions, Sampling Integrals etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   23.10.2013 @ 09:14
  • Beschreibung   Vorlesung: Monte Carlo Methods in Statistical Physics and Field Theory

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Monte Carlo Methods in Statistical Physics and Field Theory

  • Untertitel   Monte Carlo Methods, historical remarks, polygon approximation, Newton Coates formulae, etc.
  • Sprecher   Wolfgang Unger
  • Ort   Phys. 02.114
  • Datum   16.10.2013 @ 09:11
  • Beschreibung   Vorlesung: Monte Carlo Methods in Statistical Physics and Field Theory