electromagnetism, a dielectric (or dielectric medium) is an electrical insulator that can be polarised by an applied electric field. When a dielectric material is...
37 KB (4,758 words) - 23:38, 13 August 2024
Relative permittivity (redirect from Dielectric Constant)
older texts, dielectric constant) is the permittivity of a material expressed as a ratio with the electric permittivity of a vacuum. A dielectric is an insulating...
16 KB (2,033 words) - 18:15, 8 August 2024
A dielectric mirror, also known as a Bragg mirror, is a type of mirror composed of multiple thin layers of dielectric material, typically deposited on...
9 KB (1,032 words) - 19:42, 21 August 2024
Dielectric heating, also known as electronic heating, radio frequency heating, and high-frequency heating, is the process in which a radio frequency (RF)...
18 KB (2,366 words) - 16:00, 26 July 2024
Capacitor (redirect from Capacitor Dielectric and Piezoelectric Ceramics)
separated by a dielectric medium. A conductor may be a foil, thin film, sintered bead of metal, or an electrolyte. The nonconducting dielectric acts to increase...
122 KB (15,170 words) - 16:14, 23 September 2024
Permittivity (redirect from Dielectric function)
letter ε (epsilon), is a measure of the electric polarizability of a dielectric material. A material with high permittivity polarizes more in response...
34 KB (4,420 words) - 22:30, 9 September 2024
Dielectric absorption is the name given to the effect by which a capacitor, that has been charged for a long time, discharges only incompletely when briefly...
12 KB (1,201 words) - 11:45, 2 October 2023
In physics, the term dielectric strength has the following meanings: for a pure electrically insulating material, the maximum electric field that the material...
14 KB (1,413 words) - 18:10, 8 August 2024
Vacuum permittivity (redirect from Dielectric constant of vacuum)
(pronounced "epsilon nought" or "epsilon zero"), is the value of the absolute dielectric permittivity of classical vacuum. It may also be referred to as the permittivity...
17 KB (2,221 words) - 18:11, 12 September 2024
Electrical breakdown (redirect from Dielectric breakdown)
electrical breakdown or dielectric breakdown is a process that occurs when an electrically insulating material (a dielectric), subjected to a high enough...
21 KB (2,923 words) - 13:39, 7 July 2024
Dielectric spectroscopy (which falls in a subcategory of the impedance spectroscopy) measures the dielectric properties of a medium as a function of frequency...
25 KB (3,097 words) - 14:24, 13 August 2024
term high-κ dielectric refers to a material with a high dielectric constant (κ, kappa), as compared to silicon dioxide. High-κ dielectrics are used in...
12 KB (1,397 words) - 17:17, 4 September 2024
liquid dielectric is a dielectric material in liquid state. Its main purpose is to prevent or rapidly quench electric discharges. Dielectric liquids...
6 KB (277 words) - 05:58, 8 November 2022
Dielectric elastomers (DEs) are smart material systems that produce large strains and are promising for Soft robotics, Artificial muscle, etc. They belong...
16 KB (1,745 words) - 19:51, 15 March 2024
dielectric materials. Two types of dielectric interfaces are supported: dielectric-air between a dielectric material and air. dielectric-dielectric between...
2 KB (207 words) - 15:33, 11 September 2024
A dielectric resonator is a piece of dielectric (nonconductive but polarizable) material, usually ceramic, that is designed to function as a resonator...
10 KB (1,393 words) - 10:38, 26 June 2024
In electrical engineering, dielectric loss quantifies a dielectric material's inherent dissipation of electromagnetic energy (e.g. heat). It can be parameterized...
8 KB (1,104 words) - 16:40, 6 November 2023
Ceramic capacitor (redirect from EIA Class 2 dielectric)
capacitor is a fixed-value capacitor where the ceramic material acts as the dielectric. It is constructed of two or more alternating layers of ceramic and a...
103 KB (10,603 words) - 09:13, 7 September 2024
Dielectric breakdown model (DBM) is a macroscopic mathematical model combining the diffusion-limited aggregation model with electric field. It was developed...
1 KB (104 words) - 01:59, 20 July 2022
surrounded by a concentric conducting shield, with the two separated by a dielectric (insulating material); many coaxial cables also have a protective outer...
76 KB (7,760 words) - 02:05, 12 July 2024
Dielectric-barrier discharge (DBD) is the electrical discharge between two electrodes separated by an insulating dielectric barrier. Originally called...
20 KB (2,337 words) - 08:42, 12 September 2024
A dielectric gas, or insulating gas, is a dielectric material in gaseous state. Its main purpose is to prevent or rapidly quench electric discharges. Dielectric...
11 KB (583 words) - 00:43, 2 March 2023
Waveguide (optics) (redirect from Dielectric waveguide)
types of optical waveguides include optical fiber waveguides, transparent dielectric waveguides made of plastic and glass, liquid light guides, and liquid...
16 KB (1,915 words) - 17:33, 30 June 2024
is a material with a small relative dielectric constant (κ, kappa) relative to silicon dioxide. Low-κ dielectric material implementation is one of several...
7 KB (857 words) - 19:01, 8 January 2024
Similarly, "oxide" in the name can also be a misnomer, as different dielectric materials are used with the aim of obtaining strong channels with smaller...
99 KB (11,949 words) - 02:40, 25 September 2024
Dielectric reluctance is a scalar measurement of a passive dielectric circuit (or element within that circuit) dependent on voltage and electric induction...
2 KB (240 words) - 03:00, 25 January 2019
A gate dielectric is a dielectric used between the gate and substrate of a field-effect transistor (such as a MOSFET). In state-of-the-art processes, the...
4 KB (351 words) - 14:30, 8 September 2024
rapidly recurring current discharges between two electrodes, separated by a dielectric liquid and subject to an electric voltage. One of the electrodes is called...
39 KB (5,287 words) - 16:42, 22 September 2024
Dielectric thermal analysis (DETA), or dielectric analysis (DEA), is a materials science technique similar to dynamic mechanical analysis except that...
2 KB (223 words) - 20:00, 31 December 2023
In electrical engineering, a dielectric withstand test (also pressure test, high potential test, hipot test, or insulation test) is an electrical safety...
3 KB (438 words) - 18:54, 25 September 2024