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  • ...>Lorentz (1892)</ref> (already quantitatively) suggested that not only the electrostatic fields, but also the molecular forces are affected in such a way that the d Although the possible connection between electrostatic and intermolecular forces was used by Lorentz as a plausibility argument, t
    74 KB (11,386 words) - 12:43, 7 July 2017
  • ...r [[Heinrich Hertz]] in 1887 demonstrated the existence of electromagnetic waves, Maxwell's theory was widely accepted. In addition, [[Oliver Heaviside]] an ...by [[Woldemar Voigt]] (1887), who investigated the [[Doppler effect]] for waves propagating in an incompressible elastic medium and deduced transformation
    130 KB (18,278 words) - 13:48, 14 February 2019
  • ...ics]] theories of the late 19th century assumed that just as surface water waves must have a supporting substance, i.e. a "medium", to move across (in this ...]], but these equations were still interpreted as describing the motion of waves through an aether, whose state of motion was unknown. Eventually, Fresnel's
    82 KB (12,123 words) - 14:58, 19 July 2017
  • ...ere refracted by accelerating into a denser medium. He verged on soundlike waves to explain the repeated pattern of reflection and transmission by thin film ...ry of Matter"/> Newton also constructed a primitive form of a frictional [[electrostatic generator]], using a glass globe.<ref>Opticks, 2nd Ed 1706. Query 8.</ref>
    109 KB (15,996 words) - 15:04, 19 July 2017

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