coupling element
61Quantum decoherence — Quantum mechanics Uncertainty principle …
62Antenna (radio) — Whip antenna on car …
63Insect wing — Original veins and wing posture of a dragonfly. Hoverflies hovering to mate …
64Auger electron spectroscopy — (AES; Auger pronounced|oːʒeː in French) is a common analytical technique used specifically in the study of surfaces and, more generally, in the area of materials science. Underlying the spectroscopic technique is the Auger effect, as it has come… …
65Электромеханический фильтр — ЭМФ советского производства, предназначенный для выделения нижней боковой полосы в аппаратуре радиосвязи с промежуточной частотой 500 кГц. Ширина полосы пропускания  3,1 кГц. Механическ …
66Meshfree methods — are a particular class of numerical simulation algorithms for the simulation of physical phenomena. Traditional simulation algorithms relied on a grid or a mesh, meshfree methods in contrast use the geometry of the simulated object directly for… …
67Quartz crystal microbalance — A quartz crystal microbalance (QCM) measures a mass per unit area by measuring the change in frequency of a quartz crystal resonator. The resonance is disturbed by the addition or removal of a small mass due to oxide growth/decay or film… …
68Gauge theory — For a generally accessible and less technical introduction to the topic, see Introduction to gauge theory. In physics, a gauge theory is a type of field theory in which the Lagrangian is invariant under a continuous group of local transformations …
69automatic transmission — an automotive transmission requiring either very little or no manual shifting of gears. Also called automatic, automatic drive. [1945 50] * * * ▪ mechanics arrangement of gears, brakes, clutches, a fluid drive, and governing devices that… …
70magnetic resonance — Absorption or emission of electromagnetic radiation by electrons or atomic nuclei in response to certain magnetic fields. The principles of magnetic resonance are used to study the atomic and nuclear properties of matter; two common laboratory… …
