Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Berkelium> ?p ?o }
- Berkelium abstract "Berkelium is a transuranic radioactive chemical element with symbol Bk and atomic number 97. It is a member of the actinide and transuranium element series. It is named after the city of Berkeley, California, the location of the University of California Radiation Laboratory where it was discovered in December 1949. This was the fifth transuranium element discovered after neptunium, plutonium, curium and americium.The major isotope of berkelium, 249Bk, is synthesized in minute quantities in dedicated high-flux nuclear reactors, mainly at the Oak Ridge National Laboratory in Tennessee, USA, and at the Research Institute of Atomic Reactors in Dimitrovgrad, Russia. The production of the second-important isotope 247Bk involves the irradiation of the rare isotope 244Cm with high-energy alpha particles.Just over one gram of berkelium has been produced in the United States since 1967. There is no practical application of berkelium outside of scientific research which is mostly directed at the synthesis of heavier transuranic elements and transactinides. A 22 milligram batch of berkelium-249 was prepared during a 250-day irradiation period and then purified for a further 90 days at Oak Ridge in 2009. This sample was used to synthesize the element ununseptium for the first time in 2009 at the Joint Institute for Nuclear Research, Russia, after it was bombarded with calcium-48 ions for 150 days. This was a culmination of the Russia–US collaboration on the synthesis of elements 113 to 118.Berkelium is a soft, silvery-white, radioactive metal. The berkelium-249 isotope emits low-energy electrons and thus is relatively safe to handle. It decays with a half-life of 330 days to californium-249, which is a strong emitter of ionizing alpha particles. This gradual transformation is an important consideration when studying the properties of elemental berkelium and its chemical compounds, since the formation of californium brings not only chemical contamination, but also free-radical effects and self-heating from the emitted helium nuclei.".
- Berkelium thumbnail Closest_packing_ABAC.png?width=300.
- Berkelium wikiPageExternalLink 097.htm.
- Berkelium wikiPageExternalLink books?id=U-YOlLVuV1YC&pg=PA29.
- Berkelium wikiPageID "3758".
- Berkelium wikiPageLength "55135".
- Berkelium wikiPageOutDegree "261".
- Berkelium wikiPageRevisionID "706493416".
- Berkelium wikiPageWikiLink 1968_Thule_Air_Base_B-52_crash.
- Berkelium wikiPageWikiLink Actinide.
- Berkelium wikiPageWikiLink Albert_Ghiorso.
- Berkelium wikiPageWikiLink Alpha_decay.
- Berkelium wikiPageWikiLink Alpha_particle.
- Berkelium wikiPageWikiLink Americium.
- Berkelium wikiPageWikiLink Americium_dioxide.
- Berkelium wikiPageWikiLink Amine.
- Berkelium wikiPageWikiLink Ammonium.
- Berkelium wikiPageWikiLink Ammonium_hydroxide.
- Berkelium wikiPageWikiLink Ammonium_sulfate.
- Berkelium wikiPageWikiLink Angular_momentum_coupling.
- Berkelium wikiPageWikiLink Antiferromagnetism.
- Berkelium wikiPageWikiLink Antimony.
- Berkelium wikiPageWikiLink Arco,_Idaho.
- Berkelium wikiPageWikiLink Argon.
- Berkelium wikiPageWikiLink Arsenic.
- Berkelium wikiPageWikiLink Atomic_number.
- Berkelium wikiPageWikiLink Barn_(unit).
- Berkelium wikiPageWikiLink Berkeley,_California.
- Berkelium wikiPageWikiLink Berkelium(III)_fluoride.
- Berkelium wikiPageWikiLink Beryllium.
- Berkelium wikiPageWikiLink Beta_decay.
- Berkelium wikiPageWikiLink Bohr_magneton.
- Berkelium wikiPageWikiLink Bohrium.
- Berkelium wikiPageWikiLink Breeder_reactor.
- Berkelium wikiPageWikiLink Bromate.
- Berkelium wikiPageWikiLink Buffer_solution.
- Berkelium wikiPageWikiLink Bulk_modulus.
- Berkelium wikiPageWikiLink Burris_B._Cunningham.
- Berkelium wikiPageWikiLink Calcium-48.
- Berkelium wikiPageWikiLink Californium.
- Berkelium wikiPageWikiLink Carbon_disulfide.
- Berkelium wikiPageWikiLink Category:Actinides.
- Berkelium wikiPageWikiLink Category:Berkelium.
- Berkelium wikiPageWikiLink Category:Chemical_elements.
- Berkelium wikiPageWikiLink Category:Synthetic_elements.
- Berkelium wikiPageWikiLink Category:University_of_California,_Berkeley.
- Berkelium wikiPageWikiLink Centrifugation.
- Berkelium wikiPageWikiLink Cerium.
- Berkelium wikiPageWikiLink Chalcogen.
- Berkelium wikiPageWikiLink Chemical_element.
- Berkelium wikiPageWikiLink Chernobyl_disaster.
- Berkelium wikiPageWikiLink Chromate_and_dichromate.
- Berkelium wikiPageWikiLink Chromatography.
- Berkelium wikiPageWikiLink Citric_acid.
- Berkelium wikiPageWikiLink Close-packing_of_equal_spheres.
- Berkelium wikiPageWikiLink Coordination_number.
- Berkelium wikiPageWikiLink Critical_mass.
- Berkelium wikiPageWikiLink Cubic_crystal_system.
- Berkelium wikiPageWikiLink Curie_temperature.
- Berkelium wikiPageWikiLink Curie–Weiss_law.
- Berkelium wikiPageWikiLink Curium.
- Berkelium wikiPageWikiLink Cyclopentadienyl_complex.
- Berkelium wikiPageWikiLink Cyclotron.
- Berkelium wikiPageWikiLink Dimitrovgrad,_Russia.
- Berkelium wikiPageWikiLink Divalent.
- Berkelium wikiPageWikiLink Dubna.
- Berkelium wikiPageWikiLink Dysprosium.
- Berkelium wikiPageWikiLink Einsteinium.
- Berkelium wikiPageWikiLink Electron.
- Berkelium wikiPageWikiLink Electron_capture.
- Berkelium wikiPageWikiLink Electron_configuration.
- Berkelium wikiPageWikiLink Electron_shell.
- Berkelium wikiPageWikiLink Elution.
- Berkelium wikiPageWikiLink Enewetak_Atoll.
- Berkelium wikiPageWikiLink Enthalpy.
- Berkelium wikiPageWikiLink Enthalpy_change_of_solution.
- Berkelium wikiPageWikiLink Europium.
- Berkelium wikiPageWikiLink Fermium.
- Berkelium wikiPageWikiLink File:Berkelium.jpg.
- Berkelium wikiPageWikiLink Fluorescence.
- Berkelium wikiPageWikiLink Fluoride.
- Berkelium wikiPageWikiLink Gadolinium.
- Berkelium wikiPageWikiLink Glenn_T._Seaborg.
- Berkelium wikiPageWikiLink Glovebox.
- Berkelium wikiPageWikiLink Gram.
- Berkelium wikiPageWikiLink Half-life.
- Berkelium wikiPageWikiLink Halide.
- Berkelium wikiPageWikiLink Halogen.
- Berkelium wikiPageWikiLink Hexagonal_crystal_system.
- Berkelium wikiPageWikiLink High_Flux_Isotope_Reactor.
- Berkelium wikiPageWikiLink Hydrochloric_acid.
- Berkelium wikiPageWikiLink Hydrofluoric_acid.
- Berkelium wikiPageWikiLink Hydrogen.
- Berkelium wikiPageWikiLink Hydrogen_chloride.
- Berkelium wikiPageWikiLink Hydrogen_sulfide.
- Berkelium wikiPageWikiLink Hydroxide.
- Berkelium wikiPageWikiLink Idaho_National_Laboratory.
- Berkelium wikiPageWikiLink Internal_conversion.
- Berkelium wikiPageWikiLink Ion_exchange.
- Berkelium wikiPageWikiLink Ionization_energy.