electrical impedance

electrical impedance
полное сопротивление, импеданс

Большой англо-русский и русско-английский словарь. 2001.

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Смотреть что такое "electrical impedance" в других словарях:

  • Electrical impedance — Electromagnetism Electricity · …   Wikipedia

  • Electrical impedance tomography — (EIT), is a medical imaging technique in which an image of the conductivity or permittivity of part of the body is inferred from surface electrical measurements. Typically conducting electrodes are attached to the skin of the subject and small… …   Wikipedia

  • electrical impedance tomography — elektrinės varžos tomografija statusas T sritis Standartizacija ir metrologija apibrėžtis Laidžių sluoksnių elektrinės varžos pasiskirstymo apskaičiavimo būdas, pagrįstas rekonstrukcinių algoritmų taikymu per bandinį pratekėjusioms srovėms ir jo… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • electrical impedance — Opposition that a circuit presents to electric current. It includes both resistance and reactance. Resistance arises from collisions of the current carrying charged particles with the internal structure of the conductor. Reactance is an… …   Universalium

  • Impedance cardiography — (ICG) is a hemorheology technique of using sensors to detect the properties of the blood flow in the Thorax.IntroductionImpedance cardiography (ICG), also referred to as thoracic electrical bioimpedance (TEB) and electrical impedance… …   Wikipedia

  • Impedance — is a concept associated with the transmission of waves and electrical signals. There are many kinds of waves, and impedance is different in each of them, hence this disambiguation page. However, impedance is also a unifying concept. It is related …   Wikipedia

  • Electrical resistance — is a ratio of the degree to which an object opposes an electric current through it, measured in Ohms. Its reciprocal quantity is electrical conductance measured in Siemens. Assuming a uniform current density, an object s electrical resistance is… …   Wikipedia

  • Electrical conductivity — or specific conductivity is a measure of a material s ability to conduct an electric current. When an electrical potential difference is placed across a conductor, its movable charges flow, giving rise to an electric current. The conductivity σ… …   Wikipedia

  • Electrical resistivity tomography — (ERT) or electrical resistivity imaging (ERI) is a geophysical technique for imaging sub surfaces structures from electrical measurements made at the surface, or by electrodes in one or more boreholes. It is closely related to the medical imaging …   Wikipedia

  • Electrical capacitance tomography — (ECT) is a method for determination of the dielectric permittivity distribution in the interior of an object from external capacitance measurements. It is a close relative of electrical impedance tomography [ M Soleimani, W R B Lionheart,… …   Wikipedia

  • Impedance matching — In electronics, impedance matching is the practice of designing the input impedance of an electrical load (or the output impedance of its corresponding signal source) to maximize the power transfer and/or minimize reflections from the load.… …   Wikipedia


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