van der waals forces between surfaces - WordPress com 11 3 THE LIFSHITZ THEORY OF VAN DER WAALS FORCES The assumptions of simple pairwise additivity inherent in the formulae of Fig 11 1 and the definition of
Van der Waals forces - KITP Online Talks Difference in the responses of materials creates the force Simplest form of Lifshitz interaction energy: half-spaces A and B across medium m ( )
Lecture 10 The Dispersion Force and van der Waals Interaction Test-charge method Pair-wise sum = mean-field Page 18 Level III: Hamaker Constant in Lifshitz Picture Page 19 Can van der Waals Interaction Be Repulsive?
VAN DER WAALS FORCES - Department of Theoretical Physics Pairwise Hamaker approach is first approximation for van der Waals interactions, but can be rigorously complemented by Lifshitz theory, introducing harmonic
11 Theory A Lifshitz-van der Waals (LW) Interactions in the Condensed State 1 Lifshitz Approach 2 Interfacial LW Interactions 3 Attractive and Repulsive LW
energy as a sum of pairwise interactions between atoms, the Lifshitz theory (a) We define precisely what we mean by a van der Waals force and, to put our
Johannes Diderik van der Waals Landau and Lifshitz volume, where, as a rule, all important calculations are London-van der Waals dispersion interaction