- transuranic elements
- transuranium elements the elements with atomic numbers higher than that of uranium. Applied originally to neptunium 93, plutonium 94, americium 95, curium 96, berkelium 97, and californium 98, the term now, by definition, includes the transcalifornium elements as well.
Medical dictionary. 2011.
Look at other dictionaries:
transuranic elements — transuraniniai elementai statusas T sritis chemija apibrėžtis Elementai, periodinėje sistemoje esantys už U. atitikmenys: angl. transuranic elements rus. трансурановые элементы … Chemijos terminų aiškinamasis žodynas
Transuranic waste — is defined as: Waste containing more than 100 nanocuries of alpha emitting transuranic isotopes per gram of waste with half lives greater than 20 years, except for high level radioactive waste...All TRU elements are heavier than uranium, have… … Wikipedia
transuranic — [trans΄yo͞orā′nē əm, tranz΄yo͞orā′nē əmtrans΄yo͞o ran′ik, tranz΄yo͞o ran′ik] adj. designating or of the elements having atomic numbers higher than that of uranium and usually produced by nuclear bombardment, as plutonium: also transuranium… … Universalium
transuranic — [trans΄yo͞orā′nē əm, tranz΄yo͞orā′nē əmtrans΄yo͞o ran′ik, tranz΄yo͞o ran′ik] adj. designating or of the elements having atomic numbers higher than that of uranium and usually produced by nuclear bombardment, as plutonium: also transuranium… … English World dictionary
transuranic element — /trans yoo ran ik, tranz , trans , tranz /, Chem., Physics. any element having an atomic number greater than 92, the atomic number of uranium. All such elements are radioactive and can be synthesized by bombarding a heavy element with a light… … Universalium
transuranic element — noun any element having an atomic number greater than 92 (which is the atomic number of uranium); all are radioactive • Hypernyms: ↑chemical element, ↑element * * * /trans yoo ran ik, tranz , trans , tranz /, Chem., Physics. any element having an … Useful english dictionary
Dmitri Mendeleev's predicted elements — Professor Dmitri Mendeleev published the first Periodic Table of the Atomic Elements in 1869 based on properties which appeared with some regularity as he laid out the elements from lightest to heaviest. When Mendeleev proposed his periodic… … Wikipedia
List of elements — Contents 1 Chemical series legend 2 Guide to column titles 3 List 4 Notes 5 References … Wikipedia
List of fictional elements, materials, isotopes and atomic particles — This list contains chemical elements, materials, isotopes or (sub)atomic particle that exist primarily in works of fiction (usually fantasy or science fiction). No actual periodic elements end in ite , though many minerals have names with this… … Wikipedia
americium — Symbol: Am Atomic number: 95 Atomic weight: (243) Radioactive metallic transuranic element, belongs to the actinoids. Ten known isotopes. Am 243 is the most stable isotope, with a half life of 7.95*10^3 years. Discovered by Glenn T. Seaborg and… … Elements of periodic system