light nucleus

collocation in English

meaningsoflightandnucleus

These words are often used together. Click on the links below to explore the meanings. Or,see other collocations withnucleus.
light
adjective
uk
/laɪt/us
/laɪt/
not weighing ...
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nucleus
noun[C]
uk
/ˈnjuː.kli.əs/us
/ˈnuː.kli.əs/
physicsspecialized
the central part of an atom, usually made up of protons ...
See more atnucleus

(Definition oflightandnucleusfrom theCambridge English Dictionary© Cambridge University Press)

Examplesoflight nucleus

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When a fast neutron collides with alightnucleus, it loses a large fraction of its energy.
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Its size would be a minimum of a few femtometers across (with the mass of alightnucleus).
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Ternary fission, about 0.2% to 0.4% of fissions, also produces a thirdlightnucleussuch as helium-4 (90%) or tritium (7%).
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Although it is unusually neutron-rich for such alightnucleus, the only radioactive decay pathway open to it is the extremely rare process of double beta decay.
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Eveneven nuclei are described as being composed of clusters of alpha particles, as has often been done for light nuclei.
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This process takes light nuclei and forms a heavier one, through a nuclear reaction.
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This is roughly 1 for light nuclei, but for heavy nuclei the ratio grows in good agreement with nature.
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Kinematically, a neutron can transfer more energy to light nuclei such as hydrogen or helium than to heavier nuclei.
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It is also possible that heavy element cores, such as iron, simply sink beneath the surface, leaving only light nuclei like helium and hydrogen cores.
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It is used as a neutron moderator in nuclear reactors because light nuclei are more effective at slowing down neutrons than heavy nuclei.
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A light substrate (light nuclei) will reduce backscattering.
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For light nuclei with total nucleon numbers 1 to 6 only those with 5 do not show some evidence of stability.
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If new binding energy is available when light nuclei fuse, or when heavy nuclei split, either of these processes result in releases of the binding energy.
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Observations of beta-stability of light nuclei outside closed shells indicate that nuclear stability is much more complex than simple closure of shell orbitals with magic numbers of protons and neutrons.
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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See other collocations withnucleus