Van der Waals
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| Van der Waals | |
|---|---|
| Name | Johannes Diderik |
| Birth date | 1837-11-23 |
| Death date | 1923-03-08 |
| Nationality | Dutch |
| Known for | van der Waals forces, van der Waals equation |
| Awards | Nobel Prize in Physics |
Van der Waals
Van der Waals refers to a class of intermolecular phenomena and an eponymous equation associated with the Dutch physicist Johannes Diderik van der Waals; the term appears across studies by scholars in London, Leiden, Cambridge, Munich, and Zurich and informs work at institutions such as University of Amsterdam, Leiden University, Royal Society, Max Planck Society, and ETH Zurich. The concept underpins developments in Thermodynamics, Statistical mechanics, Physical chemistry, Materials science, and Biophysics, and it links to historical debates involving figures like James Clerk Maxwell, Ludwig Boltzmann, Pierre Curie, and William Thomson, 1st Baron Kelvin.
Etymology and Nomenclature
The eponym derives from Johannes Diderik van der Waals and was popularized in publications and translations circulated via publishers in Amsterdam, Leiden University Press, Cambridge University Press, Springer-Verlag, and Elsevier. Terminology such as "van der Waals forces", "van der Waals radius", and "van der Waals equation" entered lexicons used by practitioners at Royal Society of Chemistry, American Chemical Society, Deutsche Physikalische Gesellschaft, Institut Pasteur, and National Academy of Sciences and appears in standards by IUPAC, ISO, and museum collections at Science Museum, London.
Van der Waals Forces and Interactions
Van der Waals interactions encompass dispersion (London), induction (Debye), and orientation (Keesom) components discussed in reviews by Fritz London, Peter Debye, Willem Hendrik Keesom, and analyses in texts from Linus Pauling, Gilbert N. Lewis, Irving Langmuir, Herbert A. Hauptman, and experimental comparisons in journals like Nature, Science, Physical Review Letters, Journal of Chemical Physics, and Proceedings of the National Academy of Sciences. These weak forces operate between atoms and molecules across systems studied in Condensed matter physics, Quantum mechanics, Spectroscopy, Surface science, and Colloid science and are parametrized with concepts developed by Max Born, John Lennard-Jones, Richard Feynman, Lev Landau, and Niels Bohr. Phenomena such as adhesion in geckos, cohesion in Water, layering in Graphite, and assembly in Virus capsids cite van der Waals interactions in comparative work by Stephen Mann, Mildred Dresselhaus, Andre Geim, and Konrad Hinsen.
Van der Waals Equation and Thermodynamics
The van der Waals equation modifies the Ideal gas law with parameters a and b introduced by Johannes Diderik van der Waals and refined in studies by J. Willard Gibbs, Gibbs, Rudolf Clausius, Émile Clapeyron, André-Marie Ampère, and later analysts at Bell Labs, Los Alamos National Laboratory, and CERN for critical point descriptions. Its role in explaining real gas behavior informed the development of critical point theory, phase diagrams exploited by Pierre-Simon Laplace, Jacques Charles, Thomas Andrews, J. H. van't Hoff, and later extensions such as the Redlich–Kwong equation, Soave modification, and equations of state used in Chemical engineering by Richard Tolman and Kenneth Pitzer. Connections to Maxwell construction, Gibbs free energy, Onsager reciprocal relations, and renormalization approaches by Kenneth Wilson appear in cross-disciplinary treatments.
Applications in Physics, Chemistry, and Biology
Van der Waals concepts inform adhesion and friction research at NASA, MIT, Stanford University, University of California, Berkeley, and Tokyo University; molecular recognition in studies by Dorothy Hodgkin, Ada Yonath, Christian B. Anfinsen, and Kurt Wüthrich; catalyst and surface chemistry investigated by Gerhard Ertl and Roald Hoffmann; materials design in Nanotechnology programs led by Richard Smalley, Sumio Iijima, Mildred Dresselhaus, and Andre Geim; and membrane biophysics in labs of Hiroshi Matsumoto, Roderick MacKinnon, Erwin Neher, and Bert Sakmann. Industrial uses include separations developed at DuPont, BASF, Shell plc, and ExxonMobil and drug formulation studied in collaborations with Pfizer, Roche, GlaxoSmithKline, and Novartis.
Experimental Measurement and Characterization
Techniques to quantify van der Waals interactions employ instrumentation and methods from Atomic Force Microscope, Scanning Tunneling Microscope, Surface force apparatus, X-ray crystallography by William Lawrence Bragg, Neutron scattering centers like Institut Laue–Langevin, Spectroscopy facilities at SLAC National Accelerator Laboratory, Brookhaven National Laboratory, and cryogenic measurements in setups linked to NIST. Calibration and modeling use computational approaches from Density functional theory implemented in codes like VASP, Quantum ESPRESSO, Gaussian (software), and LAMMPS and rely on parameter sets developed by Jensen group, C. J. C. Burges, and empirical potentials such as Lennard-Jones potential.
Historical Development and Contributors
Theoretical and experimental threads trace from Johannes Diderik van der Waals through influences including James Clerk Maxwell, Ludwig Boltzmann, Fritz London, Peter Debye, Willem Keesom, John Lennard-Jones, Irving Langmuir, Linus Pauling, J. Willard Gibbs, Max Planck, Niels Bohr, Lev Landau, Richard Feynman, Gerhard Ertl, and modern contributors at Max Planck Institute for Solid State Research, Imperial College London, California Institute of Technology, and Harvard University. Milestones include the 1873 publication of the van der Waals thesis, the 1930s quantum explanations by Fritz London, mid-20th-century applications by Linus Pauling and John Lennard-Jones, and late-20th to 21st-century expansions in nanoscience and biophysics by researchers at IBM Research, Bell Labs, and national laboratories worldwide.