dielectric function

  • 1Dielectric relaxation — is the momentary delay (or lag) in the dielectric constant of a material. This is usually caused by the delay in molecular polarization with respect to a changing electric field in a dielectric medium (e.g. inside capacitors or between two large… …

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  • 2dielectric — [dī΄i lek′trik] n. [ DI(A) + ELECTRIC: so called because it permits the passage of the lines of force of an electrostatic field but does not conduct the current] a material, as rubber, glass, etc., or a medium, as a vacuum, gas, etc., that does… …

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  • 3Dielectric — A dielectric is an electrical insulator that can be polarized by an applied electric field. When a dielectric is placed in an electric field, electric charges do not flow through the material, as in a conductor, but only slightly shift from their …

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  • 4Dielectric mirror — Two broadband dielectric mirrors being used in an optics experiment. A dielectric mirror is a type of a mirror composed of multiple thin layers of dielectric material, typically deposited on a substrate of glass or some other optical material. By …

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  • 5Dielectric spectroscopy — A dielectric permittivity spectrum over a wide range of frequencies. The real and imaginary parts of permittivity are shown, and various processes are depicted: ionic and dipolar relaxation, and atomic and electronic resonances at higher energies …

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  • 6Dielectric dispersion — In physics, dielectric dispersion is the dependence of the permittivity of a dielectric material on the frequency of an applied electric field. Because there is always a lag between changes in polarization and changes in an electric field, the… …

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  • 7Stretched exponential function — Figure 1. Illustration of a stretched exponential fit (with β=0.52) to an empirical master curve. For comparison, a least squares single and a double exponential fit are also shown. The data are rotational anisotropy of anthracene in… …

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  • 8Non-Radiative Dielectric waveguide (NRD) — Figure 1 Contents 1 Introduction 2 The dispersion relation in the NRD wave …

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  • 9Liquid dielectric — A liquid dielectric is a dielectric material in liquid state. Its main purpose is to prevent or rapidly quench electric discharges. Dielectric liquids are used as electrical insulators in high voltage applications, e.g. transformers, capacitors,… …

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  • 10Physically Unclonable Function — In practical cryptography, a PUF or Physical Unclonable Function is a function that is embodied in a physical structure, that is easy to evaluate but hard to characterize.The physical structure that contains the PUF consists of many random… …

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