Optical conductivity is the property of a material which gives the relationship between the induced current density in the material and the magnitude of...
4 KB (480 words) - 00:44, 21 November 2023
The thermal conductivity of a material is a measure of its ability to conduct heat. It is commonly denoted by k {\displaystyle k} , λ {\displaystyle \lambda...
63 KB (8,360 words) - 20:48, 18 October 2024
Polaron (redirect from Optical and magnetooptical properties of polarons)
transport charge. Polarons are also important for interpreting the optical conductivity of these types of materials. The polaron, a fermionic quasiparticle...
48 KB (5,761 words) - 19:59, 3 October 2024
Lorentz oscillator model (section Complex conductivity)
^{2}\right)^{2}+\left(\Gamma _{j}\omega \right)^{2}}}\right]} The complex optical conductivity in general is related to the complex dielectric function σ ^ ( ω...
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Heavy fermion material (section Optical properties)
lead to two important features in the optical response of heavy fermions. The frequency-dependent conductivity of heavy-fermion materials can be expressed...
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Gusynin, V P; Sharapov, S G; Carbotte, J P (17 January 2007). "Magneto-optical conductivity in graphene". Journal of Physics: Condensed Matter. 19 (2): 026222...
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commercial and industrial applications due to its hardness, optical properties and thermal conductivity. The mineral moissanite was discovered by Henri Moissan...
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via an optical scanner. The first mark sense scanner was the IBM 805 Test Scoring Machine; this read marks by sensing the electrical conductivity of graphite...
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the absorbed energy is proportional to the optical conductivity which is the imaginary part of the optical susceptibility after frequency is multiplied...
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Optical tweezers (originally called single-beam gradient force trap) are scientific instruments that use a highly focused laser beam to hold and move...
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Mattis–Bardeen theory (section Use in optical study)
"two-fluid" model. If we consider the “normal” electrons, the ratio of the optical conductivity to the one of the normal state is α s α n = 2 ℏ ω ∫ Δ ∞ [ E(E + ...
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Phonon (redirect from Optical phonon)
properties of condensed matter systems, such as thermal conductivity and electrical conductivity, as well as in models of neutron scattering and related...
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Ceramic (redirect from Optical ceramics)
is vast, and identifiable attributes (hardness, toughness, electrical conductivity) are difficult to specify for the group as a whole. General properties...
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Band gap (redirect from Optical band gap)
Therefore, the band gap is a major factor determining the electrical conductivity of a solid. Substances having large band gaps (also called "wide" band...
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nz. 16 April 2014. Retrieved 18 June 2014. Mercier, Ocean (2002). Optical Conductivity of Colossal Magnetoresistance Manganites (Doctoral thesis). Open...
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Z 0 G 0 . {\displaystyle \alpha ={\tfrac {1}{4}}Z_{0}G_{0}.} The optical conductivity of graphene for visible frequencies is theoretically given by π /4G0...
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the conductivity of a semiconductor can be improved by increasing its temperature. This is contrary to the behavior of a metal, in which conductivity decreases...
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Fermi liquid theory (section Optical response)
S2CID 59067473. C. C. Homes; J. J. Tu; J. Li; G. D. Gu; A. Akrap (2013). "Optical conductivity of nodal metals". Scientific Reports. 3 (3446): 3446. arXiv:1312...
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Refractive index (redirect from Optical extinction coefficient)
In optics, the refractive index (or refraction index) of an optical medium is a dimensionless number that gives the indication of the light bending ability...
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An optical ground wire (also known as an OPGW or, in the IEEE standard, an optical fiber composite overhead ground wire) is a type of cable that is used...
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Diamond (section Electrical conductivity)
imitation diamonds are most commonly distinguished using optical techniques or thermal conductivity measurements. Diamond is a solid form of pure carbon with...
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oxidized. The electrical conductivity results from the delocalization of electrons along the polymer backbone. Conductivity however is not the only interesting...
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highest thermal conductivity of any known solid at room temperature: 3,320 W/(m·K), though reports exist of superior thermal conductivity in both carbon...
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bands closest to the Fermi level, and thus determine the electrical conductivity of the solid. In nonmetals, the valence band is the highest range of...
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Graphene lens (redirect from Graphene Applications as Optical Lenses)
behave as massless quasiparticles known as Dirac fermions. Graphene's optical conductivity properties are thus unobstructed by any material parameters (represented...
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Transparent wood composite (redirect from Optically transparent wood)
illumination throughout the day. Similarly, the transparent wood's thermal conductivity is attributed to the alignment of the wood cellulose fibers, which has...
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magnetic particles have constantly fluctuating scattered orientations. Optical conductivity observations suggest the magnetic state in herbertsmithite is a type...
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used transparent conducting oxides, not just for its electrical conductivity and optical transparency, but also for the ease with which it can be deposited...
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sublattice. This facilitates moderate conductivity of yttrium-stabilized zirconia for O2− ions (and thus electrical conductivity) at elevated and high temperature...
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Single crystal (section Optical application)
anisotropic conductivity". Materials Science and Engineering: B. 264: 114949. doi:10.1016/j.mseb.2020.114949. "Indium Phosphide PICs". 100G Optical Components...
32 KB (3,426 words) - 00:47, 19 August 2024