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channeling |
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channeling: see quarrying quarrying, open, or surface, excavation of rock used for various purposes, including construction, ornamentation, road building, and as an industrial raw material. Rock that has been quarried is commonly called stone. ..... Click the link for more information. . channeling [′chan·əl·iŋ] (analytical chemistry) In chromatography, furrows or breaks in an ion-exchange bed which permit a solution to run through without having contact with active groups elsewhere in the bed. (communications) A type of multiplex transmission in which the separation between communication channels is accomplished through the use of carriers or subcarriers. (nucleonics) The transmission of extra particles through a medium in a nuclear reactor due to the presence of voids in the medium. (petroleum engineering) A condition occurring in a water-drive reservoir in which oil is bypassed because of erratic or uncontrolled water encroachment; can be aggravated by excessive production rates. (physics) The steering of energetic charged particles by the atomic rows or atomic planes of a crystalline solid. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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