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Electrically insulating substance able to be polarised by an applied electric field
electromagnetism, a dielectric (or dielectric medium) is an electrical insulator that can be polarised by an applied electric field. When a dielectric material is
Dielectric
Measure of the electric polarizability of a dielectric, compared with that of a vacuum
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
Relative_permittivity
Electronic component
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
Capacitor
Degree of insulation
In physics, the term dielectric strength has the following meanings: for a pure electrically insulating material, the maximum electric field that the material
Dielectric_strength
Mirror made of dielectric materials
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
Dielectric_mirror
Electrical cable with concentric conductors
surrounded by a concentric conducting shield, with the two separated by a dielectric (insulating material); many coaxial cables also have a protective outer
Coaxial_cable
Heating using radio waves
Dielectric heating, also known as electronic heating, radio frequency heating, and high-frequency heating, is the process in which a radio frequency (RF)
Dielectric_heating
Electromagnetic energy dissipated by a dielectric
In electrical engineering, dielectric loss is a dielectric material's inherent dissipation of electromagnetic energy (e.g. heat). It can be parameterized
Dielectric_loss
Measure of the electric polarizability of a dielectric material
letter ε (epsilon), is a measure of the electric polarizability of a dielectric material. A material with high permittivity polarizes more in response
Permittivity
Dielectric complex reluctance is a scalar measurement of a passive dielectric circuit (or element within that circuit) dependent on sinusoidal voltage
Dielectric_complex_reluctance
Insulator in semiconductor devices
is a material with a small relative dielectric constant (κ, kappa) relative to silicon dioxide. Low-κ dielectric material implementation is one of several
Low-kappa_dielectric
Electrically insulating substance in liquid form
liquid dielectric is a dielectric material in liquid state. Its main purpose is to prevent or rapidly quench electric discharges. Dielectric liquids
Liquid_dielectric
Dielectric reluctance is a scalar measurement of a passive dielectric circuit (or element within that circuit) dependent on voltage and electric induction
Dielectric_reluctance
Test to ensure electrical insulators work under required conditions
In electrical engineering, a dielectric withstand test (also pressure test, high potential test, hipot test, or insulation test) is an electrical safety
Dielectric_withstand_test
Electrical discharge between two electrodes separated by an insulating dielectric barrier
Dielectric-barrier discharge (DBD) is the electrical discharge between two electrodes separated by an insulating dielectric barrier. Originally called
Dielectric_barrier_discharge
Electromagnetic measurement technique
Dielectric spectroscopy (which falls in a subcategory of the impedance spectroscopy) measures the dielectric properties of a medium as a function of frequency
Dielectric_spectroscopy
Phenomenon in capacitor discharging
Dielectric absorption is the name given to the effect by which a previously charged capacitor discharges incompletely when discharged, even over many seconds
Dielectric_absorption
High-frequency radio antenna
A dielectric resonator antenna (DRA) is a radio antenna mostly used at microwave frequencies and higher, that consists of a block of ceramic material of
Dielectric_resonator_antenna
Dielectric breakdown model (DBM) is a macroscopic mathematical model combining the diffusion-limited aggregation model with electric field. It was developed
Dielectric_breakdown_model
Type of field-effect transistor
LOCOS but many other dielectric materials are employed. The generic term for the dielectric is gate dielectric since the dielectric lies directly below
MOSFET
Absolute dielectric permittivity of free space
(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
Vacuum_permittivity
Conduction of electricity through an insulator under sufficiently high voltage
electrical breakdown or dielectric breakdown is a process that occurs when an electrically insulating material (a dielectric), subjected to a high enough
Electrical_breakdown
Smart material systems
Dielectric elastomers (DEs) are smart material systems that produce large strains and are promising for Soft robotics, Artificial muscle, etc. They belong
Dielectric_elastomers
A dielectric wall accelerator (DWA) is a compact linear particle accelerator concept designed and patented in the late 1990s, that works by inducing a
Dielectric_wall_accelerator
Material with a high permittivity relative to silicon dioxide
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
High-kappa_dielectric
Fixed-value capacitor using ceramic
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
Ceramic_capacitor
Dielectric material designed to act as a resonator for radio waves
A dielectric resonator is a piece of dielectric (nonconductive but polarizable) material, usually ceramic, that is designed to function as a resonator
Dielectric_resonator
Shading technique based on a dielectric model of physics
dielectric materials. Two types of dielectric interfaces are supported: dielectric-air between a dielectric material and air. dielectric-dielectric between
Dielectric_Shader
Board to support and connect electronic components
different dielectrics that can be chosen to provide different insulating values depending on the requirements of the circuit. Some of these dielectrics are
Printed_circuit_board
Electrical capacitor with an insulating plastic film as the dielectric
film as the dielectric, sometimes combined with paper as carrier of the electrodes. The dielectric films, depending on the desired dielectric strength,
Film_capacitor
Manmade materials with electromagnetic properties
Artificial dielectrics are fabricated composite materials, often consisting of arrays of conductive shapes or particles in a nonconductive support matrix
Artificial_dielectrics
Gas separating electrical conductors from each other
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
Dielectric_gas
Field-effect transistor
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
Gate_dielectric
Manufacturing styles of an electronic device
electrical conductors, called plates, separated by an insulating layer (dielectric). Capacitors are widely used as parts of electrical circuits in many common
Capacitor_types
Failure mechanism in MOSFETs
Time-dependent gate oxide breakdown (or time-dependent dielectric breakdown, TDDB) is a kind of transistor aging, a failure mechanism in MOSFETs, when
Time-dependent gate oxide breakdown
Time-dependent_gate_oxide_breakdown
electrical engineering, the universal dielectric response, or UDR, refers to the observed emergent behaviour of the dielectric properties exhibited by diverse
Universal_dielectric_response
IT cooling practice
cooling are dielectric liquids to ensure that they can safely come into contact with energized electronic components. Commonly used dielectric liquids in
Immersion_cooling
Hollow metal pipe used to carry radio waves
this view. Propagation in a dielectric waveguide may be viewed in the same way, with the waves confined to the dielectric by total internal reflection
Waveguide_(radio_frequency)
Dielectric mirror
mirror is a dielectric mirror with chirped spaces—spaces of varying depth designed to reflect varying wavelengths of lights—between the dielectric layers (stack)
Chirped_mirror
Type of capacitor
insulating oxide layer through anodization. This oxide layer acts as the dielectric of the capacitor. A solid, liquid, or gel electrolyte covers the surface
Electrolytic_capacitor
Type of electrolytic capacitor
metal as an anode, covered by an insulating oxide layer that forms the dielectric, surrounded by liquid or solid electrolyte as a cathode. The tantalum
Tantalum_capacitor
Coaxial cable connector
polytetrafluoroethylene (PTFE) dielectric flush with the end of the outer conductor while the mating female connector has a recessed dielectric and the conductor is
SMA_connector
Dielectric wireless receiver is a type of radiofrequency receiver front-end featuring a complete absence of electronic circuitry and metal interconnects
Dielectric_wireless_receiver
Color code to indicate values of electronic components
An electronic color code is used to indicate the values or ratings of electronic components, usually for resistors, but also for capacitors, inductors
Electronic_color_code
Physical structure guiding light waves
types of optical waveguides include optical fiber waveguides, transparent dielectric waveguides made of plastic and glass, liquid light guides, and liquid
Waveguide_(optics)
Polarization in dielectric spectroscopy
In dielectric spectroscopy, large frequency dependent contributions to the dielectric response, especially at low frequencies, may come from build-ups
Maxwell–Wagner–Sillars polarization
Maxwell–Wagner–Sillars_polarization
Model in solid state physics
In quantum mechanics, the Hopfield dielectric is a model of dielectric consisting of quantum harmonic oscillators interacting with the modes of the quantum
Hopfield_dielectric
Waterproof grease made by combining a silicone oil with a thickener
Silicone grease, sometimes called dielectric grease, is a waterproof grease made by combining a silicone oil with a thickener. Most commonly, the silicone
Silicone_grease
Metal fabrication process
rapidly recurring current discharges between two electrodes, separated by a dielectric liquid and subject to an electric voltage. One of the electrodes is called
Electrical discharge machining
Electrical_discharge_machining
Localized dielectric breakdown under high voltage stress
In electrical engineering, partial discharge (PD) is a localized dielectric breakdown (DB) (which does not completely bridge the space between the two
Partial_discharge
Dielectric thermal analysis (DETA), or dielectric analysis (DEA), is a materials science technique similar to dynamic mechanical analysis except that
Dielectric_thermal_analysis
Production of electric currents and charge separation during phase transition
The thermo-dielectric effect is the production of electric currents and charge separation during phase transition. This interesting effect was discovered
Thermo-dielectric_effect
Constant related to electromagnetic wave propagation in a medium
homogeneous dielectric medium, similar expressions apply, but with the wave impedance of the medium replacing Z0. The presence of the dielectric also modifies
Wave_impedance
Chemical compound
with the formula CaCu3Ti4O12. It is noteworthy for its extremely large dielectric constant (effective relative permittivity) of over 10,000 at room temperature
Calcium_copper_titanate
Measure of positive and negative charges
but in an example with two different dielectrics κ is replaced by the ratio of the inner to outer region dielectric constants, which can be greater or smaller
Electric_dipole_moment
Equation for a material's dielectric constant given its atomic polarizability
relation, named for O. F. Mossotti and Rudolf Clausius, expresses the dielectric constant (relative permittivity εr) of a material in terms of the atomic
Clausius–Mossotti_relation
Phenomenon in electronics manufacturing
gate electrode over a thin gate dielectric (see Figure 2 for a detailed view of a MOS transistor). Since the gate dielectric layer is very thin, only a few
Antenna_effect
Academic journal
IEEE Transactions on Dielectrics and Electrical Insulation is a peer-reviewed scientific journal published bimonthly by the Institute of Electrical and
IEEE Transactions on Dielectrics and Electrical Insulation
IEEE_Transactions_on_Dielectrics_and_Electrical_Insulation
Vector field describing the density of electric dipole moments in a dielectric material
dielectric material. When a dielectric is placed in an external electric field, its atoms or molecules gain electric dipole moment and the dielectric
Polarization_density
Coating used on PCBs
epoxy PCB substrate Higher Tg (Glass transition) Good dielectric properties Polyurethane Good dielectric properties Good moisture resistance Solvent resistance
Conformal_coating
1986 nuclear accident in the Soviet Union
Zhydkov (2002). "Radiation damages and self-sputtering of high-radioactive dielectrics: spontaneous emission of submicronic dust particles". Condensed Matter
Chernobyl_disaster
Plastic welding using high frequency electrical fields
Radio-frequency welding, also known as dielectric welding and high-frequency welding, is a plastic welding process that utilizes high-frequency electric
Radio-frequency_welding
Conductor–ground plane electrical transmission line
any technology where a conductor is separated from a ground plane by a dielectric layer known as substrate. Microstrip lines are used to convey microwave-frequency
Microstrip
Ability of a body to store an electrical charge
between those conductors, and the permittivity of any dielectric material between them. For many dielectric materials, the permittivity, and thus the capacitance
Capacitance
Relaxation model
Cole–Cole equation is a relaxation model that is often used to describe dielectric relaxation in polymers. It is given by the equation ε ∗ ( ω ) = ε ∞ +
Cole–Cole_equation
Type of fibre optic cable
All-dielectric self-supporting (ADSS) cable is a type of optical fiber cable that is strong enough to support itself between structures without using conductive
All-dielectric self-supporting cable
All-dielectric_self-supporting_cable
Measure of loss-rate of energy of a mode of oscillation in a dissipative system
potential energy is dissipated in all dielectric materials, usually in the form of heat. In a capacitor made of a dielectric placed between conductors, the typical
Dissipation_factor
Object that reflects an image
transparent coating of a non-metallic (dielectric) material. The first metallic mirror to be enhanced with a dielectric coating of silicon dioxide was created
Mirror
Type of capacitor
thin insulating layer of aluminium oxide by anodization that acts as the dielectric of the capacitor. A non-solid electrolyte covers the rough surface of
Aluminum electrolytic capacitor
Aluminum_electrolytic_capacitor
Optical and electrical phenomenon
instrument panel displays. Electroluminescent panels are a capacitor where the dielectric between the outside plates is a phosphor that gives off photons when the
Electroluminescence
Transmission lines with flat ribbon-like conducting or dielectric lines
transmission lines are transmission lines with conductors, or in some cases dielectric (insulating) strips, that are flat, ribbon-shaped lines. They are used
Planar_transmission_line
Electrical planar transmission line suspended between ground planes
strip is suspended between two ground planes. The idea is to make the dielectric essentially air. Mechanical support of the line may be a thin substrate
Air_stripline
Electrolytic capacitor
niobium monoxide, on which an insulating niobium pentoxide layer acts as a dielectric. A solid electrolyte on the surface of the oxide layer serves as the capacitor's
Niobium_capacitor
Early electronic transmission line medium
general case, the dielectric material may be different above and below the central conductor. A stripline that uses air as the dielectric material is known
Stripline
Temperature above which magnetic properties change
curve as shown in the dielectric polarisation (Figure 5). A modified version of the Curie–Weiss law applies to the dielectric constant, also known as
Curie_temperature
occurs in a mixture between a dielectric and a metallic component. The conductivity σ {\displaystyle \sigma } and the dielectric constant ϵ {\displaystyle
Conductivity near the percolation threshold
Conductivity_near_the_percolation_threshold
In physics: electromagnetic momentum within dielectric media
controversy is a physics debate concerning electromagnetic momentum within dielectric media. Two equations were first suggested by Hermann Minkowski (1908)
Abraham–Minkowski_controversy
Part of manufacturing process used to create integrated circuits
drain regions and the polysilicon region. Adding a dielectric (first, lower layer is pre-metal dielectric (PMD) – to isolate metal from silicon and polysilicon)
Back_end_of_line
Branching shapes
exhibit fractal properties. Lichtenberg figures often develop during the dielectric breakdown of solids, liquids, and even gases. Their appearance and growth
Lichtenberg_figure
Connecting pieces in pipe systems
together. Unions are a type of very compact flange connector. Dielectric unions, with dielectric insulation, separate dissimilar metals (such as copper and
Piping_and_plumbing_fitting
Tendency of AC current flow in a conductor's outer layer
conductor's surface. The general formula for skin depth when there is no dielectric or magnetic loss is: δ = 2 ρ ω μ ( 1 + ( ρ ω ε ) 2 + ρ ω ε ) {\displaystyle
Skin_effect
Object with trapped electrical charge
portmanteau of electr- from "electricity" and -et from "magnet") is a dielectric material that has a quasi-permanent electrical polarisation. An electret
Electret
Spherically symmetric gradient-index lens
point for parallel radiation incident on the opposite side. Ideally, the dielectric constant ϵ r {\displaystyle \epsilon _{r}} of the material composing the
Luneburg_lens
Computational model for solvent effects
the electrostatic interaction of a molecule with a solvent. COSMO is a dielectric continuum model (a.k.a. continuum solvation model). These models can be
COSMO_solvation_model
Vector field related to displacement current and flux density
of phenomena such as the capacitance of a material, the response of dielectrics to an electric field, how shapes can change due to electric fields in
Electric_displacement_field
Transfer of electrical energy through a usually-insulating boundary
imperfection of some dielectric materials used in capacitors, also known as dielectric leakage. It is a result of the dielectric material not being a
Leakage_(electronics)
Physical quantity in electromagnetism
contribution from the slight motion of charges bound in atoms, called dielectric polarization. The idea was conceived by James Clerk Maxwell in his 1861
Displacement_current_density
American physicist (1904–1984)
Retrieved 2022-12-12. Astin, Allen (1929). New method for measuring the dielectric constants of conducting liquids (Ph.D. thesis). New York University. OCLC 81859185
Allen_V._Astin
Electromagnetic waves that travel along an interface
polaritons (SPPs) are electromagnetic waves that travel along a metal–dielectric or metal–air interface, practically in the infrared or visible-frequency
Surface_plasmon_polariton
Kitchen cooking appliance
food to rotate and produce thermal energy (heat) in a process known as dielectric heating. Microwave ovens heat food quickly and efficiently; the heating
Microwave_oven
Electrical pre-breakdown phenomenon
process due to partial discharges and progresses through the stressed dielectric insulation, in a path resembling the branches of a tree. Treeing of solid
Electrical_treeing
Instrument used to measure moisture content
some other property of the substrate, such as electrical resistance or dielectric constant. Moisture content can be used to determine if the material is
Moisture_meter
Highly visible-reflective surface that also transmits in infrared
A cold mirror is a specialized dielectric mirror, a dichroic filter, that reflects the entire visible light spectrum while very efficiently transmitting
Cold_mirror
Periodic optical nanostructure that affects the motion of photons
principle, find uses wherever light must be manipulated. For example, dielectric mirrors are one-dimensional photonic crystals which can produce ultra-high
Photonic_crystal
Subfield of robotics
(February 2010). "Dielectric breakdown of polyimide films: Area, thickness and temperature dependence". IEEE Transactions on Dielectrics and Electrical Insulation
Soft_robotics
Electronic filter that is constructed with waveguide technology
apertures,[w] irises,[x] and posts. Other waveguide filter types include dielectric resonator filters, insert filters, finline filters, corrugated-waveguide
Waveguide_filter
broad, featureless, microwave spectrum. The absorption (equivalent to dielectric loss) is used in microwave ovens to heat food that contains water molecules
Electromagnetic absorption by water
Electromagnetic_absorption_by_water
Class of electronic filter
Pucks made of various dielectric materials can also be used to make resonators. As with the coaxial resonators, high-dielectric constant materials may
RF_and_microwave_filter
Type of actuator
compressor stability extension, heat transfer and high-speed jet control. Dielectric barrier discharge (DBD) plasma actuators are widely utilized in airflow
Plasma_actuator
Testing to ensure the compliance of electrical systems with safety standards
electrical safety tests. Some types of electrical safety tests include: dielectric withstand test (also called a hipot test) insulation resistance test (IR
Electrical_safety_testing
DIELECTRIC
DIELECTRIC
DIELECTRIC
DIELECTRIC
Girl/Female
Spanish
Feminine of Maurice: dark;dark-skinned.
Girl/Female
Biblical
Answerings, singings, afflicted.
Girl/Female
Tamil
Name of Goddess Parvati
Surname or Lastname
English
English : habitational name from Statham in Cheshire, named with the dative plural stæðum of Old English stæð ‘landing stage’, i.e. ‘at the landing stages’.
Boy/Male
Tamil
The Sun
Boy/Male
Hindu, Indian, Marathi, Traditional
Shiva
Girl/Female
Tamil
Goddess Lakshmi
Surname or Lastname
English
English : nickname for a boisterous person, from Middle English, Old French revel ‘festivity’, ‘tumult’, ‘riot’ (from Old French reveler ‘to revel’).
Surname or Lastname
English
English : unexplained. It may be a variant of a medieval name, Preville, a habitational name from a Norman place named with the elements pré ‘meadow’ + ville ‘settlement’. However, this theory is not supported by evidence of early forms.
Boy/Male
Arabic, Muslim, Pakistani
Balance
DIELECTRIC
DIELECTRIC
DIELECTRIC
DIELECTRIC
DIELECTRIC
n.
An apparatus for measuring the capacity of condensers, or the inductive capacity of dielectrics.
n.
Any substance or medium that transmits the electric force by a process different from conduction, as in the phenomena of induction; a nonconductor. separating a body electrified by induction, from the electrifying body.