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  • Wave - Wikipedia
    Surface waves in water showing water ripples In physics, mathematics, engineering, and related fields, a wave is a propagating dynamic disturbance (change from equilibrium) of one or more quantities Periodic waves oscillate repeatedly about an equilibrium (resting) value at some frequency When the entire waveform moves in one direction, it is said to be a travelling wave; by contrast, a pair
  • Wave equation - Wikipedia
    The wave equation is a second-order linear partial differential equation for the description of waves or standing wave fields such as mechanical waves (e g water waves, sound waves and seismic waves) or electromagnetic waves (including light waves) It arises in fields like acoustics, electromagnetism, and fluid dynamics This article focuses on waves in classical physics Quantum physics
  • Wave vector - Wikipedia
    In physics, a wave vector (or wavevector) is a vector used in describing a wave, with a typical unit being cycle per metre It has a magnitude and direction Its magnitude is the wavenumber of the wave (inversely proportional to the wavelength), and its direction is perpendicular to the wavefront
  • Wave packet - Wikipedia
    Wave packet A looped animation of a wave packet propagating without dispersion: the envelope is maintained even as the phase changes In physics, a wave packet (also known as a wave train or wave group) is a short burst of localized wave action that travels as a unit, outlined by an envelope
  • Mechanical wave - Wikipedia
    In physics, a mechanical wave is a wave that is an oscillation of matter, and therefore transfers energy through a material medium [1] Vacuum is, from classical perspective, a non-material medium, where electromagnetic waves propagate
  • Matter wave - Wikipedia
    Matter waves have more complex velocity relations than solid objects and they also differ from electromagnetic waves (light) Collective matter waves are used to model phenomena in solid state physics; standing matter waves are used in molecular chemistry





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