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# At a discontinuity or impedance mismatch, e. g. in a transmission line, the ratio of the incident power to the reflected power.
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# and discontinuity
# In an optical fiber, the loss that takes place at any discontinuity of refractive index, especially at an air-glass interface such as a fiber endface, at which a fraction of the optical signal is reflected back toward the source.
# and impedance
# An operating state of a telecommunication circuit in which transmission is disabled and a high impedance, or " open circuit ", is presented to the link by the end instrument ( s ).
# Line impedance determination using dielectric layer thickness, routing copper thickness and trace-width.
# That pressure and flow are inter-related at each site in the arterial system by their so-called characteristic impedance and
# That at the proximal aortic site, the 3-element Windkessel model of this impedance can be modeled with sufficient accuracy in an individual patient when age, gender, height and weight are known.
# Counting assays: e. g. optic Flowcytometric cell or particle counters, or coulter / impedance principle based cell counters
# The maximum power at maximum efficiency will be transferred when the impedances are complex conjugate matched throughout the power chain, from the transmitter output, through the transmission line ( a balanced pair, a coaxial cable, or a waveguide ), to the antenna system, which consists of an impedance matching device and the radiating element ( s ).
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