Information | |
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has gloss | eng: 36 radioisotopes of promethium (Pm) have been characterized, with the most stable being 145Pm with a half-life of 17.7 years, 146Pm with a half-life of 5.53 years, and 147Pm with a half-life of 2.6234 years. All of the remaining radioactive isotopes have half-lives that are less than 364 days, and the majority of these have half lives that are less than 27 seconds. This element also has 11 meta states with the most stable being 148Pmm (T½ 41.29 days), 152Pmm2 (T½ 13.8 minutes) and 152Pmm (T½ 7.52 minutes). |
lexicalization | eng: Isotopes of promethium |
subclass of | (noun) one of two or more atoms with the same atomic number but with different numbers of neutrons isotope |
has instance | e/Promethium-126 |
has instance | e/Promethium-127 |
has instance | e/Promethium-128 |
has instance | e/Promethium-129 |
has instance | e/Promethium-130 |
has instance | e/Promethium-131 |
has instance | e/Promethium-132 |
has instance | e/Promethium-133 |
has instance | e/Promethium-134 |
has instance | e/Promethium-135 |
has instance | e/Promethium-136 |
has instance | e/Promethium-137 |
has instance | e/Promethium-138 |
has instance | e/Promethium-139 |
has instance | e/Promethium-140 |
has instance | e/Promethium-141 |
has instance | e/Promethium-142 |
has instance | e/Promethium-143 |
has instance | e/Promethium-144 |
has instance | e/Promethium-145 |
has instance | e/Promethium-146 |
has instance | e/Promethium-148 |
has instance | e/Promethium-149 |
has instance | e/Promethium-150 |
has instance | e/Promethium-151 |
has instance | e/Promethium-152 |
has instance | e/Promethium-153 |
has instance | e/Promethium-154 |
has instance | e/Promethium-155 |
has instance | e/Promethium-156 |
has instance | e/Promethium-157 |
has instance | e/Promethium-158 |
has instance | e/Promethium-159 |
has instance | e/Promethium-160 |
has instance | e/Promethium-161 |
has instance | e/Promethium-162 |
has instance | e/Promethium-163 |
Meaning | |
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Catalan | |
has gloss | cat: Tots els isòtops del prometi(Pm) són radiactius. Shan caracteritzat 37, sent el més estable el 145Pm amb un període de semidesintegració de 17,7 anys, el 146Pm amb un període de semidesintegració de 5,53 anys, i el 147Pm amb un període de semidesintegració de 2,6234 anys. Tota la resta disòtops tenen períodes de semidesintegració menors de 27 segons. Aquest element presenta 11 isòmers nuclears, sent els més estables el 148Pmm (T½ 41,29 dies), el 152Pmm2 (T½ 13,8 minuts) i el 152Pmm (T½ 7,52 minuts). |
lexicalization | cat: isòtops del prometi |
Esperanto | |
has gloss | epo: Prometio (Pm) estas elemento kun la dua plej malgranda numero kiu ne havas stabilajn izotopojn post teknecio. |
lexicalization | epo: Izotopoj de prometio |
Japanese | |
has gloss | jpn: プロメチウム(Pm)のには36種類の放射性同位体が同定されていて、最も安定な145Pmの半減期は17.7年、146Pmの半減期は5.53年、147Pmの半減期は2.6234年である。その他は全て364日以内で、そのほとんどは27秒以内である。11種類の核異性体もあり、安定なものは148Pmm (半減期 41.29日), 152Pmm2 (半減期 13.8分)、152Pmm (半減期 7.52分)である。 |
lexicalization | jpn: プロメチウムの同位体 |
Chinese | |
has gloss | zho: 钷 (原子質量單位:[145] )的同位素 |
lexicalization | zho: 鉕的同位素 |
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