acoustic emf


acoustic emf
акустоэдс

English-russian dictionary of physics. 2013.

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  • Electro Magnetic Acoustic Transducer — An Electro Magnetic Acoustic Transducer (EMAT), is a non contact inspection device that generates an ultrasonic pulse in the part or sample inspected, instead of the transducer. The waves reflected by the sample induce a varying electric current… …   Wikipedia

  • Adaptive Transform Acoustic Coding — (ATRAC) est une technique de compression audio avec pertes développée par Sony en 1992 et utilisée notamment dans les appareils MiniDisc. Seul le ATRAC Advanced Lossless propose une compression sans pertes. Aujourd hui, le format ATRAC est… …   Wikipédia en Français

  • Mobile phone radiation and health — A man speaking on a mobile telephone The effect of mobile phone radiation on human health is the subject of recent interest and study, as a result of the enormous increase in mobile phone usage throughout the world (as of June 2009 …   Wikipedia

  • Electromagnetic radiation and health — Electromagnetic radiation can be classified into ionizing radiation and non ionizing radiation, based on whether it is capable of ionizing atoms and breaking chemical bonds. Ultraviolet and higher frequencies, such as X rays or gamma rays are… …   Wikipedia

  • Electroacoustic music — includes several different sonic and musical genres or musical techniques. vagueElectroacoustic music is a diverse field.vague Important centers of research and composition can be found around the world, and there are numerous conferences and… …   Wikipedia

  • Wireless electronic devices and health — For mobile phones, see Mobile phone radiation and health. The World Health Organization has acknowledged that electromagnetic fields (EMFs) are influencing the environment (but not people), and that some people are worried about possible… …   Wikipedia

  • Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …   Wikipedia

  • Bleeding You Dry — Infobox Single Name = Bleeding You Dry Artist = EMF from Album = Cha Cha Cha Released = 1995 Format = CD Recorded = 1994 Genre = Brit Pop Length = Label = EMI Writer = EMF Producer = Certification = Last single = Perfect Day (1995) This single =… …   Wikipedia

  • Metamaterial cloaking — Electromagnetism Electricity · …   Wikipedia

  • Metamaterial — Negative index metamaterial array configuration, which was constructed of copper split ring resonators and wires mounted on interlocking sheets of fiberglass circuit board. The total array consists of 3 by 20×20 unit cells with overall dimensions …   Wikipedia

  • Defining equation (physics) — For common nomenclature of base quantities used in this article, see Physical quantity. For 4 vector modifications used in relativity, see Four vector. Very often defining equations are in the form of a constitutive equation, since parameters of… …   Wikipedia