• In condensed matter physics and continuum mechanics, an isotropic solid refers to a solid material for which physical properties are independent of the...
    6 KB (687 words) - 14:13, 7 May 2025
  • biological materials such as soft tissues and cell membranes. In a given isotropic solid, with known theoretical elasticity for the bulk material in terms of...
    20 KB (2,570 words) - 12:09, 20 April 2025
  • Thumbnail for Isotropy
    Isotropy (redirect from Isotropic)
    the direction of an isotropic vector is an isotropic line. Isotropic coordinates Isotropic coordinates are coordinates on an isotropic chart for Lorentzian...
    10 KB (1,245 words) - 14:12, 7 May 2025
  • interpolation. One of the most implemented interpolation methodologies is the Solid Isotropic Material with Penalisation method (SIMP). This interpolation is essentially...
    25 KB (2,670 words) - 01:59, 17 March 2025
  • behaviour somewhere between conventional liquids and that of solid crystals. Isotropic formulations are amphiphillic, exhibiting selective synchronicity...
    2 KB (232 words) - 10:59, 22 April 2025
  • Thumbnail for Longitudinal wave
    temperature, and composition of the medium through which it propagates. For isotropic solids and liquids, the speed of a longitudinal wave can be described by  ...
    17 KB (1,915 words) - 15:23, 26 May 2025
  • Thumbnail for Isotropic radiator
    An isotropic radiator is a theoretical point source of waves that radiates the same intensity of radiation in all directions. It may be based on sound...
    21 KB (2,488 words) - 17:31, 29 March 2025
  • Thumbnail for Birefringence
    result in otherwise optically isotropic materials in a few ways: Stress birefringence results when a normally isotropic solid is stressed and deformed (i...
    60 KB (6,595 words) - 19:25, 24 May 2025
  • Thumbnail for Solid modeling
    Solid modeling (or solid modelling) is a consistent set of principles for mathematical and computer modeling of three-dimensional shapes (solids). Solid...
    27 KB (3,497 words) - 01:29, 3 April 2025
  • Thumbnail for Wave
    F(x,t)} is the temperature inside a block of some homogeneous and isotropic solid material, its evolution is constrained by the partial differential...
    61 KB (7,810 words) - 05:56, 1 April 2025
  • Thumbnail for Solid-state nuclear magnetic resonance
    magnetic field at the nucleus, which can be modified by isotropic (e.g. chemical shift, isotropic J-coupling) and anisotropic interactions (e.g. chemical...
    51 KB (5,450 words) - 16:52, 22 May 2025
  • constant-energy surfaces are now ellipsoids, rather than the spheres in the isotropic case. Each conduction band minimum can be approximated only by E ( k )...
    27 KB (3,717 words) - 07:00, 20 February 2025
  • predicted in 1885 by Lord Rayleigh, after whom they were named. In isotropic solids these waves cause the surface particles to move in ellipses in planes...
    16 KB (2,175 words) - 00:06, 13 December 2024
  • Thumbnail for Thermal expansion
    possessing cubic symmetry (for e.g. FCC, BCC) is isotropic. Thermal expansion coefficients of solids usually show little dependence on temperature (except...
    49 KB (6,149 words) - 09:40, 25 May 2025
  • Thumbnail for Lamb waves
    established for waves propagating in an infinite plate - a homogeneous, isotropic solid bounded by two parallel planes beyond which no wave energy can propagate...
    25 KB (3,737 words) - 16:07, 23 March 2025
  • Thumbnail for Shear modulus
    fluid would be a material with zero shear modulus. In homogeneous and isotropic solids, there are two kinds of waves, pressure waves and shear waves. The...
    12 KB (1,563 words) - 20:05, 20 August 2024
  • Thumbnail for Hyperelastic material
    whose stress-strain relationship can be defined as non-linearly elastic, isotropic and incompressible. Hyperelasticity provides a means of modeling the stress–strain...
    35 KB (6,926 words) - 16:18, 8 May 2025
  • Thumbnail for Hooke's law
    Hooke's law (redirect from Hookean solid)
    {k}{m}}}} Isotropic materials are characterized by properties which are independent of direction in space. Physical equations involving isotropic materials...
    56 KB (9,420 words) - 16:09, 7 May 2025
  • Thumbnail for Poisson's ratio
    Poisson's ratio (category Solid mechanics)
    negative value of the Poisson ratio. The Poisson's ratio of a stable, isotropic, linear elastic material must be between −1.0 and +0.5 because of the...
    33 KB (4,417 words) - 00:28, 2 April 2025
  • Thumbnail for Spinodal decomposition
    ^{2}f}{\partial c^{2}}}+2\eta ^{2}Y+2K\beta ^{2}\right)} where, for isotropic solids: Y = E 1 − ν {\displaystyle Y={\frac {E}{1-\nu }}} , where E is Young's...
    40 KB (6,641 words) - 06:42, 25 May 2025
  • linear correlation of refractive index and chemical composition of an isotropic solid solution can be derived from the Gladstone–Dale equation, but it is...
    7 KB (974 words) - 18:27, 15 March 2025
  • In continuum mechanics, a Mooney–Rivlin solid is a hyperelastic material model where the strain energy density function W {\displaystyle W\,} is a linear...
    15 KB (3,278 words) - 16:18, 8 May 2025
  • depend on the stress state and velocity of the flow. If the fluid is also isotropic (i.e., its mechanical properties are the same along any direction), the...
    21 KB (3,046 words) - 20:32, 26 April 2025
  • Thumbnail for Directivity
    averaged over all directions. Therefore, the directivity of a hypothetical isotropic radiator, a source of electromagnetic waves which radiates the same power...
    19 KB (2,877 words) - 15:36, 24 May 2025
  • normal antennas are. Isotropic antenna The last section is for a unique type of "fake" antenna, called an isotropic antenna or isotropic radiator. It is a...
    115 KB (15,178 words) - 01:55, 25 May 2025
  • Therefore, three distinct Brillouin lines will be observable. In isotropic solids, the two transverse waves will be degenerate, as they will be traveling...
    15 KB (2,027 words) - 23:07, 1 April 2025
  • Material failure theory (category Solid mechanics)
    anisotropic solids the Tsai-Wu failure criterion for anisotropic composites the Johnson–Holmquist damage model for high-rate deformations of isotropic solids the...
    17 KB (2,336 words) - 23:35, 27 March 2025
  • Thumbnail for Transparent ceramics
    size and shape and may be readily manufactured as large, homogeneous, isotropic solids with excellent optical properties. The indices of refraction of glass...
    58 KB (7,707 words) - 19:40, 18 February 2025
  • Thumbnail for Para-Azoxyanisole
    crystal range is from 118 °C to 136 °C. The solid to nematic transition is at 118 °C and the nematic to isotropic liquid transition at 136 °C. Shao, Y.; Zerda...
    3 KB (137 words) - 20:02, 23 September 2024
  • Thumbnail for Lumen (unit)
    cd·sr): 1 lm = 1 cd·sr. A full sphere has a solid angle of 4π steradians (≈ 12.56637 sr), so an isotropic light source (that uniformly radiates in all...
    13 KB (1,402 words) - 18:04, 4 May 2025