spec. in Nuclear Physics. The splitting, either spontaneously or under the impact of another particle, of a heavy nucleus into two (very rarely three…
| 单词 | θ79733 |
| 释义 | the world > matter > physics > atomic nucleus > nuclear fission > [noun] (33) fission1939 spec. in Nuclear Physics. The splitting, either spontaneously or under the impact of another particle, of a heavy nucleus into two (very rarely three… atomic fission1942 = fission, n. 4. Subcategories:— act of (2) — theory of (1) — separation of parts (2) — by gamma-ray photon (1) — neutron ratio (4) — similar process (1) — capability of fission (1) — mass as energy (1) — energy from heavy elements (6) — splitting into fission products (5) — minimum of fissile material (7) |
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