americium

Definitions

  • WordNet 3.6
    • n americium a radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
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Usage


In news:

New Practice for The Rapid Sequential Alpha Spectrometric Determination of Isotopes of Americium , Curium, Plutonium, and Uranium in Food Samples.
New Practice for Rapid Sequential Alpha Spectrometric Determination of Isotopes of Americium , Curium, Plutonium, and Uranium in Environmental Vegetation Samples.
New Test Method for Standard Test Method for the Rapid Sequential Alpha Spectrometric Determination of Isotopes of Americium , Curium, Plutonium, and Uranium in Environmental Water Samples.
New Practice for The Rapid Sequential Alpha Spectrometric Determination of Isotopes of Americium, Curium , Plutonium, and Uranium in Food Samples.
New Practice for Rapid Sequential Alpha Spectrometric Determination of Isotopes of Americium, Curium , Plutonium, and Uranium in Environmental Vegetation Samples.
New Test Method for Standard Test Method for the Rapid Sequential Alpha Spectrometric Determination of Isotopes of Americium, Curium , Plutonium, and Uranium in Environmental Water Samples.
New Practice for Rapid Sequential Alpha Spectrometric Determination of Isotopes of Americium, Curium, Plutonium, and Uranium in Environmental Vegetation Samples.
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In science:

Discovery of neptunium, plutonium, americium, curium, berkelium, and californium isotopes.
Discovery of Isotopes of the Transuranium Elements with 93 <= Z <= 98
Figure 3 summarizes the year of first discovery for all americium isotopes identified by the method of discovery: heavy-ion (A>4) fusion evaporation reactions (FE), light-particle (A≤4) reactions (LP), neutron capture (NC), and thermonuclear tests (TNT).
Discovery of Isotopes of the Transuranium Elements with 93 <= Z <= 98
Fig. 3: Americium isotopes as a function of time when they were discovered.
Discovery of Isotopes of the Transuranium Elements with 93 <= Z <= 98
The observation of 241Am represented the discovery of the element americium.
Discovery of Isotopes of the Transuranium Elements with 93 <= Z <= 98
Americium targets were bombarded with 27 MeV α-particles from the Berkeley 60-in. cyclotron.
Discovery of Isotopes of the Transuranium Elements with 93 <= Z <= 98
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