n.a radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
同义词：Amatomic number 95
americium(am)例句
A NEW VALENCE STATE OF AMERICIUM, AM(VI)1 A New Oxidation State of Americium, Am(VI) Ground State and Electronic Properties of Americium (Am) Compounds Atomic Mass and Nuclear Binding Energy for Am-292 (Americium) Atomic Mass and Nuclear Binding Energy for Am-315 (Americium) Atomic Mass and Nuclear Binding Energy for Am-222 (Americium) Localization of 5f Electrons in Americium: A Photoemission Study Biosorption of americium-241 by Saccharomyces cerevisiae Calculated structural stabilities of U, Np, Pu and Am; new high-pressure phases for Am and Pu Experimental Insight into the Radiation Resistance of Zirconia-Based Americium Ceramics
