A simple model for Brownian motion leading to the Langevin equation

  • de Grooth B
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A simple one-dimensional model is presented for the motion of a Brownian particle. It is shown how the collisions between a Brownian particle and its surrounding molecules lead to the Langevin equation, the power spectrum of the stochastic force, and the equipartition of kinetic energy.

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  • PUI: 129585912
  • DOI: 10.1119/1.19111
  • ISSN: 00029505
  • SCOPUS: 2-s2.0-0033272045
  • PII: [S0002-9505(99)02012-7]
  • SGR: 0033272045
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  • Bart G. de Grooth

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