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quadrupole |
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quadrupole [′kwä·drə‚pōl] (electromagnetism) A distribution of charge or magnetization which produces an electric or magnetic field equivalent to that produced by two electric or magnetic dipoles whose dipole moments have the same magnitude but point in opposite directions, and which are separated from each other by a small distance. (mathematics) A mass distribution that has unequal components of the moment-of-inertia tensor along the three principal directions. 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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Jane's analyst Yates said new technology is becoming available, such as quadrupole resonance scanning developed by Australian-based QR Sciences, which uses radio waves to stimulate certain atoms such as nitrogen, present in explosives. We discuss a new approach, chaotic cleaning, to the elimination of quasi-neutrons from the trap by breaking the rotational symmetry of the quadrupole trap. To many cosmologists, the reduced quadrupole is a hint that the universe may be finite. |
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