The Huygens–Fresnel principle (named after Dutch physicist Christiaan Huygens and French physicist Augustin-Jean Fresnel) states that every point on a...
24 KB (3,051 words) - 07:08, 19 February 2024
diffraction effects of light in 1821. Today this principle is known as the Huygens–Fresnel principle. Huygens invented the pendulum clock in 1657, which he...
134 KB (14,062 words) - 15:51, 23 June 2024
Huygens principle of double refraction, named after Dutch physicist Christiaan Huygens, explains the phenomenon of double refraction observed in uniaxial...
17 KB (2,048 words) - 15:29, 9 July 2024
Kirchhoff's diffraction formula (redirect from Fresnel-Kirchhoff diffraction formula)
Huygens–Fresnel principle is derived by the Fresnel–Kirchhoff diffraction formula. Kirchhoff's integral theorem, sometimes referred to as the Fresnel–Kirchhoff...
23 KB (3,742 words) - 19:01, 11 June 2023
equivalence principle, Huygens' equivalence principle or simply as the equivalence principle. Being a more rigorous reformulation of the Huygens–Fresnel principle...
12 KB (1,186 words) - 19:12, 11 May 2024
Diffraction (section Babinet's principle)
classical physics, the diffraction phenomenon is described by the Huygens–Fresnel principle that treats each point in a propagating wavefront as a collection...
49 KB (6,329 words) - 21:14, 22 May 2024
Action principles (redirect from Stationary-action_principle)
particle-like rays of geometrical optics with the wavefronts of Huygens–Fresnel principle. [Maupertuis] ... thus pointed to that remarkable analogy between...
32 KB (4,043 words) - 14:48, 17 June 2024
lantern Fresnel lens Fresnel number Fresnel rhomb Fresnel zone Fresnel zone antenna Fresnel's wave surface Fresnel zone plate Huygens–Fresnel principle Linear...
198 KB (26,127 words) - 19:02, 1 June 2024
Huygens' principle, and is part of the explanation of Fermat's principle. But it can also be shown that the geometric construction by which Huygens tried...
61 KB (8,178 words) - 01:26, 19 May 2024
Treatise on Light (category Books by Christiaan Huygens)
itself the origin of a secondary spherical wave, a principle known today as the Huygens–Fresnel principle. The book is considered a pioneering work of theoretical...
16 KB (1,931 words) - 18:06, 10 December 2023
to give specular reflection and refraction, according to the Huygens–Fresnel principle. In the case of dielectrics such as glass, the electric field...
16 KB (2,129 words) - 04:12, 17 June 2024
known as diffraction. These effects can be modelled using the Huygens–Fresnel principle; Huygens postulated that every point on a wavefront acts as a source...
24 KB (3,521 words) - 09:04, 22 February 2024
fronts with uniform intensity everywhere on the spheres (see Huygens–Fresnel principle). Such a source of uniform spherical waves is shown in the figure...
24 KB (3,265 words) - 14:04, 25 June 2024
magnetic vectors. The Huygens–Fresnel equation is one such model. This was derived empirically by Fresnel in 1815, based on Huygens' hypothesis that each...
106 KB (12,848 words) - 05:32, 27 May 2024
classical physics, the diffraction phenomenon is described by the Huygens–Fresnel principle that treats each point in a propagating wavefront as a collection...
11 KB (1,418 words) - 05:27, 12 July 2024
Huygens showed how Snell's law of sines could be explained by, or derived from, the wave nature of light, using what we have come to call the Huygens–Fresnel...
27 KB (3,933 words) - 18:16, 23 June 2024
Arago spot (redirect from Fresnel bright spot)
increases with light intensity. At the heart of Fresnel's wave theory is the Huygens–Fresnel principle, which states that every unobstructed point of a...
32 KB (4,178 words) - 18:26, 24 May 2024
or superposition, of plane waves. It has some parallels to the Huygens–Fresnel principle, in which the wavefront is regarded as being made up of a combination...
73 KB (12,527 words) - 01:04, 24 May 2024
analogy is closely related to Fermat's principle and thus to the Huygens–Fresnel principle. Fermat's principle states that the rays between wavefronts...
14 KB (1,851 words) - 00:36, 4 December 2023
of: Huygens law (pendulums) Huygens law Huygens–Steiner theorem Huygens–Fresnel principle Huygens' principle, see Huygens–Fresnel principle Huygens eyepiece...
3 KB (206 words) - 18:57, 16 March 2024
Focus recovery based on the linear canonical transform (section The Huygens–Fresnel principle and DOF)
aperture increases focus and lowers resolution and vice versa. The Huygens–Fresnel principle describes diffraction of wave propagation between two fields....
6 KB (1,029 words) - 23:10, 3 May 2023
classical physics, the diffraction phenomenon is described by the Huygens–Fresnel principle that treats each point in a propagating wavefront as a collection...
52 KB (7,215 words) - 23:15, 8 July 2024
optical formulas, the grating equation can be derived by using the Huygens–Fresnel principle, stating that each point on a wavefront of a propagating wave...
49 KB (5,810 words) - 02:07, 28 June 2024
analysis relies only on the aperture function of the source, per the Huygens–Fresnel principle. The ultrasonic devices achieve high directivity by modulating...
5 KB (653 words) - 23:04, 22 July 2023
opticist Augustin-Jean Fresnel submitted a thesis explaining diffraction derived from analysis of both the Huygens–Fresnel principle and Young's double slit...
34 KB (4,390 words) - 13:36, 11 July 2024
would also increase the infrared signature. According to the Huygens–Fresnel principle, even a very flat plate would still reflect radar waves, though...
120 KB (12,272 words) - 15:15, 5 July 2024
atmosphere. Birefringence (double refraction) Geometrical optics Huygens–Fresnel principle List of indices of refraction Negative refraction Reflection Schlieren...
21 KB (2,576 words) - 20:44, 14 April 2024
virtual source remains at fixed starting point. WFS is based on the Huygens–Fresnel principle, which states that any wavefront can be regarded as a superposition...
15 KB (1,941 words) - 05:38, 2 February 2024
behaviour of light can be modelled using classical wave theory. The Huygens–Fresnel principle is one such model; it states that each point on a wavefront generates...
76 KB (8,557 words) - 04:07, 10 May 2024
Electronics portal Aperture synthesis History of smart antennas Huygens–Fresnel principle Interferometric synthetic-aperture radar Inverse synthetic-aperture...
46 KB (5,144 words) - 20:43, 17 June 2024