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Simple Brownian Diffusion: An Introduction to the Standard Theoretical Models

Daniel Thomas Gillespie and Effrosyni Seitaridou

Published in print:
2012
Published Online:
January 2013
ISBN:
9780199664504
eISBN:
9780191748516
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199664504.001.0001
Subject:
Physics, Soft Matter / Biological Physics

Brownian diffusion is the motion of one or more solute molecules in a sea of very many, much smaller solvent molecules. Its importance today owes mainly to cellular chemistry, since Brownian ... More


Phonons

Stephen J. Blundell and Katherine M. Blundell

in Concepts in Thermal Physics

Published in print:
2009
Published Online:
February 2010
ISBN:
9780199562091
eISBN:
9780191718236
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199562091.003.0024
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

In a solid, energy can be stored in vibrations of the atoms which are arranged in a lattice. In the same way that photons are quantized electromagnetic waves that describe the elementary excitations ... More


Friedmann–Lemaître spacetimes

Nathalie Deruelle and Jean-Philippe Uzan

in Relativity in Modern Physics

Published in print:
2018
Published Online:
October 2018
ISBN:
9780198786399
eISBN:
9780191828669
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198786399.003.0058
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter discusses the laws governing the evolution of the scale factor as well as Hubble’s law, which is historically the first observational signature of cosmic expansion. Hubble’s law relates ... More


The Harmonic Solid

Robert H. Swendsen

in An Introduction to Statistical Mechanics and Thermodynamics

Published in print:
2012
Published Online:
December 2013
ISBN:
9780199646944
eISBN:
9780191775123
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199646944.003.0025
Subject:
Physics, Condensed Matter Physics / Materials

The harmonic solid is a model of vibrations in a crystal. It goes beyond the simpler Einstein model, which was discussed in Chapter 23. The low-temperature behaviour is shown to be extremely similar ... More


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