"fermium gap" meaning in English

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        "The phenomenon that elements beyond fermium cannot be synthesized by neutron bombardment, due to the very short spontaneous fission half-life of fermium-258."
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        "(nuclear physics) The phenomenon that elements beyond fermium cannot be synthesized by neutron bombardment, due to the very short spontaneous fission half-life of fermium-258."
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        "uncountable"
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        "Fermium"
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  "word": "fermium gap"
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        "The phenomenon that elements beyond fermium cannot be synthesized by neutron bombardment, due to the very short spontaneous fission half-life of fermium-258."
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        "(nuclear physics) The phenomenon that elements beyond fermium cannot be synthesized by neutron bombardment, due to the very short spontaneous fission half-life of fermium-258."
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  "word": "fermium gap"
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