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单词 nuclear resonance
释义 nuclear resonance
[`nü·klē·ǝr `rez·ǝn·ǝns]
NUCLEAR PHYSICS
1. An unstable excited state formed in the collision of a nucleus and a bombarding particle, and associated with a peak in a plot of cross section versus energy.
2. The absorption of energy by nuclei from radio-frequency fields at certain frequencies when these nuclei are also subjected to certain types of static fields, as in magnetic resonance and nuclear quadrupole resonance.
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