1) Am
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https://www.crosswordclues.com/clue/americium
1) Atomic number 95 2) Chemical element 3) Element discovered in 1944 4) Element number 95 5) Element with the symbol Am 6) Metal 7) Metallic element
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https://www.crosswordclues.com/clue/americium
synthetic chemical element (atomic number 95) of the actinoid series of the periodic table. Undetected in nature, americium (as the isotope ... [1 related articles]
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http://www.britannica.com/eb/a-z/a/62
<chemical, element> Americium. A completely man-made radioactive actinide with atomic symbol am, atomic number 95, and atomic weight 243. Its valence can range from +3 to +6. ... Because of its nonmagnetic ground state, it is an excellent superconductor. It is also used in bone mineral analysis and as a radiation source for radiotherapy. ... ...
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http://www.encyclo.co.uk/local/20973
(Am) (am″әr-is´e-әm) a radioactive chemical element, atomic number 95, atomic weight 243.
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http://www.encyclo.co.uk/local/21001
(Am) Type: Term Pronunciation: am′ĕ-ris′ē-ŭm Definitions: 1. An element obtained by the bombardment of uranium with neutrons or β decay of plutoniums 241, 242, and 243; atomic no. 95; atomic weight 243.06. 241Am (half-life of 432.2 years) has been used in the diagnosis of bone disorders. 243Am has a half-life ...
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http://www.medilexicon.com/medicaldictionary.php?t=2760
Americium: Symbol: Am. A man-made metallic element whose isotopes Am-237 through Am-246 are all radioactive. Americium must be handled with great care to avoid personal contamination. Trace quantities of americium are widely used in smoke detectors. It is also used in bone mineral analysis and as a radiation source for radiotherapy. Americium was d...
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http://www.medterms.com/script/main/art.asp?articlekey=26765
Americium is a synthetic chemical element with the symbol Am that is the most frequently used element for superconducting devices. It is artificially produced from plutonium, and is used commercially in gauges, distance-sensing devices, and smoke alarms. Americium was first synthesised in a nuclear reactor in 1944 by Glenn Seaborg, Ralph James, Leo...
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http://www.probertencyclopaedia.com/browse/GA.HTM
[
n] - a radioactive transuranic metallic element
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http://www.webdictionary.co.uk/definition.php?query=americium
Radioactive element of the actinide series. Symbol AmDiscoveredFirst synthesized in a series of successive neutron capture reactions in the element plutonium, 239Pu, in a nuclear reactor in 1944 by American scientists under Glenn T. Seaborg at the University of California lab in Berkeley, California.
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https://www.encyclo.co.uk/local/20687
Am noun a radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
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https://www.encyclo.co.uk/local/20974
Radioactive metallic element of the actinide series, atomic number 95, relative atomic mass 243.13; it was first synthesized in 1944. It occurs in nature in minute quantities in pitchblende and other uranium ores, where it is produced from the decay of neutron-bombarded plutonium, and is the element with the highest atomic number that occur...
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https://www.encyclo.co.uk/local/21221
a transuranic element, one of the products of high-energy helium bombardment of uranium and plutonium. Symbol: Am; at. no.: 95.
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https://www.infoplease.com/dictionary/americium
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