
Diffraction - Wikipedia
Diffraction is the deviation of waves from straight-line propagation due to an obstacle or through an aperture, without any change in their energy.
Diffraction | Definition, Examples, Types, & Facts | Britannica
Mar 7, 2026 · Diffraction, the spreading of waves around obstacles. Diffraction takes place with sound; with electromagnetic radiation, such as light, X-rays, and gamma rays; and with very small moving …
Diffraction: Definition, Physics, Equation, and Formula
Nov 17, 2022 · Diffraction is the bending or spreading of light waves around an obstacle. The obstacle can be an aperture or slit whose size is approximately the same as the wavelength of light.
17.1 Understanding Diffraction and Interference - OpenStax
The bending of a wave around the edges of an opening or an obstacle is called diffraction. Diffraction is a wave characteristic that occurs for all types of waves. If diffraction is observed for a phenomenon, it …
What is diffraction in physics? - California Learning Resource Network
Jul 2, 2025 · Fraunhofer diffraction is commonly observed in applications involving lenses and telescopes, where focusing elements effectively bring the observation point to infinity. The diffraction …
4: Diffraction - Physics LibreTexts
Diffraction can send a wave around the edges of an opening or other obstacle. A single slit produces an interference pattern characterized by a broad central maximum with narrower and dimmer maxima to …
Diffraction - Math is Fun
Diffraction is when waves bend around the corner of an obstacle. ... It is most easily seen when a wave spreads out after passing through a gap.
Diffraction Explained | Wave, Interference & Patterns
May 28, 2024 · Diffraction is a fundamental concept in the study of waves and optics that describes how waves bend around obstacles and spread out as they pass through narrow openings. It is a …
“Scattering of X-rays by the atoms of a crystal that produces an interference effect so that the diffraction pattern gives information on the structure of the crystal or the identity of a crystalline substance” …
The Feynman Lectures on Physics Vol. I Ch. 30: Diffraction
No one has ever been able to define the difference between interference and diffraction satisfactorily. It is just a question of usage, and there is no specific, important physical difference between them.