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material acoustic emission

См. также в других словарях:

  • Acoustic Emission — (AE) is a naturally occurring phenomenon whereby external stimuli such as mechanical loading generate sources of elastic waves. AE occurs when a small surface displacement of a material is produced. This occurs due to stress waves generated when… …   Wikipedia

  • acoustic emission — a measure of integrity of a material determined by sound emission when a material is stressed …   Mechanics glossary

  • acoustic emission — noun a) A phenomenon wherein external stimuli such as mechanical loading generate physical vibrations. b) A physical vibration caused by sudden movement within a material subjected to physical stress, often symptomatic of a defect …   Wiktionary

  • Nuclear material — This article is about the materials. For parts of the nucleus, see atomic nucleus. Nuclear material refers to the metals uranium, plutonium, and thorium, in any form, according to the IAEA. This is differentiated further into source material ,… …   Wikipedia

  • Cork (material) — Untreated cork panel …   Wikipedia

  • Sound Amplification by Stimulated Emission of Radiation — A SASER is the acoustic analogue of the laser. It is capable of producing highly coherent, concentrated beams of ultrasound, using methods very similar to those employed in the laser. Though currently only theoretical, the SASER is being… …   Wikipedia

  • Lamb waves — propagate in solid plates. They are elastic waves whose particle motion lies in the plane defined by the plate normal and the direction of wave propagation. In 1917, the English mathematician Horace Lamb published his classic analysis and… …   Wikipedia

  • Spectroscopy — Analysis of white light by dispersing it with a prism is example of spectroscopy. Spectroscopy ( …   Wikipedia

  • Nondestructive testing — or Non destructive testing (NDT) is a wide group of analysis techniques used in science and industry to evaluate the properties of a material, component or system without causing damage.[1] The terms Nondestructive examination (NDE),… …   Wikipedia

  • ultrasonics — /ul treuh son iks/, n. (used with a sing. v.) the branch of science that deals with the effects of sound waves above human perception. [1930 35; see ULTRASONIC, ICS] * * * Vibrational or stress waves in elastic media that have a frequency above… …   Universalium

  • Piezoelectricity — is the ability of some materials (notably crystals and certain ceramics, including bone) to generate an electric potentialPrinciples of Instrumental Analysis. 6th Edition, 2007. Skoog, Holler, and Crouch. Chapter 1, Sec. 1C 4, Pg. 9.] in response …   Wikipedia

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