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DeCS
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Descriptor English:
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Fermium
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Descriptor Spanish:
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Fermio
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Descriptor Portuguese:
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Férmio
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Tree Number:
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D01.268.271.100.275
D01.268.556.266
D01.552.020.394
D01.552.544.266
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Definition English:
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Fermium. A man-made radioactive actinide with atomic symbol Fm, atomic number 100, and atomic weight 257. Its known isotopes range from 244-254 and 256-258. Its valence can be +2 or +3. Like einsteinium, it was discovered in 1952 in the debris from a thermonuclear explosion. |
Indexing Annotation English:
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man-made radioactive element; IM
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Allowable Qualifiers English:
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Record Number:
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29391
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Unique Identifier:
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D005286
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Occurrence in VHL:
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Similar:
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DeCS CID-10 SciELO LILACS LIS
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