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See also: Americium American Americana Americanization Americas Americanism Americano Amerce Amerindian Americans Nurses Does Did Do Define

1. Americium was first made late in 1944 at the University of Chicago by a team which included Glenn Seaborg, Ralph James, Leon Morgan, and Albert Ghiorso

Americium, At, And, Albert

2. The Americium was produced by bombarding plutonium with neutrons in a nuclear reactor


3. This produced isotope Americium-241, which has a half-life of this is 432 years.


4. Americium (VI) is precipitated with sodium acetate to produce the hydrate, NaAmO2 (C2H3O2)3 xH2O. The study of the properties of Americium is very difficult because of the intense alpha radiation emitted by 241Am and 243Am, but some properties are known.

Americium, Acetate, Alpha, And, Are

5. Americium (Am), synthetic chemical element (atomic number 95) of the actinoid series of the periodic table.

Americium, Am, Atomic, Actinoid

6. Americium is a human-made actinide element part of the periodic table with an atomic number of 95 and has no stable isotopes

Americium, Actinide, An, Atomic, And

7. Americium is an actinide created by humans and is located in the 7th row in the f-block of the periodic table. There are a total of 15 actinide elements in the periodic table and Americium (Am) is 1 among the group, starting with Actinium.

Americium, An, Actinide, And, Are, Am, Among, Actinium

8. Americium is a silvery-white synthetic metal. It slowly tarnishes in dry air, but it is resistent to alkalis

Americium, Air, Alkalis

9. Several Americium compounds have been made and these are generally coloured - for example, the chloride is pink.

Americium, And, Are

10. Americium-241 is the only isotope of Americium of any practical interest

Americium, Any

11. The gamma rays from Americium-241 are used in portable X-ray machines that can, for example, be taken into oil

Americium, Are

12. Americium is a radioactive metallic element with atomic number 95 and element symbol Am

Americium, Atomic, And, Am

13. Here is a collection of interesting Americium facts and data.

Americium, And

14. Chemical element, Americium, information from authoritative sources

Americium, Authoritative

15. Americium definition is - a radioactive metallic element produced artificially by bombarding plutonium with high-energy neutrons.

Americium, Artificially

16. Ionization smoke detectors use Americium as a source of alpha particles

Americium, As, Alpha

17. Alpha particles from the Americium source ionize air molecules

Alpha, Americium, Air

18. Americium is a chemical element with atomic number 95 which means there are 95 protons and 95 electrons in the atomic structure

Americium, Atomic, Are, And

19. The chemical symbol for Americium is Am.

Americium, Am

20. Americium is a transuranic member of the actinide series, in the periodic table located under the lanthanide element europium, and thus by analogy was named after the Americas.

Americium, Actinide, And, Analogy, After, Americas

21. Americium-241 (241 Am, Am-241) is an isotope of Americium.Like all isotopes of Americium, it is radioactive, with a half-life of 432.2 years

Americium, Am, An, All

22. 241 Am is the most common isotope of Americium as well as the most prevalent isotope of Americium in nuclear waste.It is commonly found in ionization type smoke detectors and is a potential fuel for long-lifetime radioisotope thermoelectric generators

Am, Americium, As, And

23. Element Americium - Am Comprehensive data on the chemical element Americium is provided on this page; including scores of properties, element names in many languages, most known nuclides of Americium

Americium, Am

24. Americium is a Block F, Group 3, Period 7 element


25. The number of electrons in each of Americium's shells is 2, 8, 18, 32, 25, 8, 2 and its electron configuration is [Rn] 5f 7 7s 2.The Americium atom has a radius of and its Van der Waals radius is

Americium, And, Atom

26. Americium is a particularly high alpha and gamma ray emitter

Americium, Alpha, And

27. The most stable isotope of Americium has a half-life of 7,370 years


28. Americium has no biological use.


29. Americium-241 July 2002 What is Americium-241? Americium is a man-made radioactive metal that exists as a solid under normal conditions

Americium, As

30. Americium is produced when plutonium absorbs neutrons in nuclear reactors and nuclear weapons tests

Americium, Absorbs, And

31. Americium occurs in several forms called isotopes


32. The most common isotope is Americium-241.


33. Americium is a radioactive transuranic chemical element with symbol Am and atomic number 95

Americium, Am, And, Atomic

34. Americium is the first lanthanide-like actinide element because of the localization of 5f electrons

Americium, Actinide

35. There is a volume collapse under pressure for curium, berkelium, and californium, but not for Americium (not yet understood theoretically) (Johansson 1995)

And, Americium

36. It is radioactive and is used to make smoke detectors (= devices that make a loud noise when smoke is present): tiny quantities of Americium

And, Americium

37. Radioisotope Brief: Americium-241 (Am-241) Related Pages

Americium, Am

38. Americium is used as a source of alpha particles for smoke detectors and gamma rays for industrial gauges

Americium, As, Alpha, And

39. Americium's most stable isotope, Americium-243, has a half-life of about 7,370 years

Americium, About

40. Americium can be produced in kilogram quantities and has a few practical uses

Americium, And

41. Americium definition, a transuranic element, one of the products of high-energy helium bombardment of uranium and plutonium

Americium, And

42. My Americium dot is now contained in a glued-shut box with a glass top that is harder to disassemble than the smoke detector was, and then inside a lead cup with a lid, just so our personnel manager doesn't freak out

Americium, And

43. Americium (Am, atomic number 95) is an artificial actinide

Americium, Am, Atomic, An, Artificial, Actinide

44. Its most important isotope is Americium-241 (half-life 432.7 years), which is produced by the beta-decay of plutonium-241


45. Americium-241 is used commercially in applications such as smoke detectors, thickness gauges, and fluid level gauges.

Americium, Applications, As, And

46. Americium also poses a threat to the environment

Americium, Also

47. Americium isotopes are known to decay slowly, thus endangering both flora and fauna.

Americium, Are, And

48. Americium is an element in the game

Americium, An

49. ”Happy Friday from Americium! It actually got its cool name from America as it was originally produced in Chicago

Americium, Actually, America, As

50. Americium metal is a silvery white solid material at normal pressure and temperature

Americium, At, And

51. Americium metal is highly radioactive, is the fourth synthetic element discovered in the late 1944 from Glenn Seaborg


52. Americium-241 was used in tiny amounts in very old smoke detectors for ionizing air.

Americium, Amounts, Air

53. The first scale of electronegativity was developed by Linus Pauling and on his scale Americium has a value of 1.3 on a scale running from from about 0.7 (an estimate for francium) to 2.20 (for hydrogen) to 3.98 (fluorine)

And, Americium, About, An

54. Americium definition: a white metallic transuranic element artificially produced from plutonium

Americium, Artificially

55. Americium is a component of the smoke detector above

Americium, Above

56. Americium appears to be more malleable than uranium or neptunium and Americium tarnishes slowly in dry air at room temperature

Americium, Appears, And, Air, At

57. Americium is a radioactive rare earth metal which must be handled with care to …


58. What does Americium mean? A white metallic transuranic element of the actinide series, having isotopes with mass numbers from 232 to 247

Americium, Actinide

59. For a wider selection of images connected with Americium, see Category:Americium


60. En: Americium – de: Americium – fr: Américium – ja: アメリシウム – ru: Америций

Americium, Am

61. Americium is a transuranic metal, which means it is located after uranium on the periodic table

Americium, After

62. Americium compounds have a colored appearance (i.e., the chloride is pink)

Americium, Appearance

63. Most Americium is a by-product of nuclear fission and is produced by showering uranium or …

Americium, And

64. Americium microscope.jpg 1,024 × 981; 644 KB Americium spectrum visible.png 7,430 × 1,280; 32 KB Americium-241 Sample from Smoke Detector.JPG 500 × 475; 65 KB


65. Americium – Melting Point and Boiling Point

Americium, And

66. Melting point of Americium is 1176°C


67. Boiling point of Americium is 2011°C


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AMERICIUM [aməˈrisēəm, aməˈrēSHēəm]

Frequently Asked Questions

What are some facts about americium?

Facts About Americium. A disc of americium viewed under a microscope. Americium, a silvery-white, synthetic element, is created during nuclear reactions of heavy elements. The element and its isotopes have very few but important uses including smoke detectors found in nearly all buildings and the potential to power future space missions.

What are three uses for americium?

Americium is used as a portable source of gamma rays and alpha particles for use in medicine, science and industry. It is also used as a target material in nuclear research to make even heavier elements. Abundance and Isotopes. Source: Americium is obtained as a by-product of plutonium processing.

What is the most common uses for americium?

Most americium is produced by uranium or plutonium being bombarded with neutrons in nuclear reactors - one tonne of spent nuclear fuel contains about 100 grams of americium. It is widely used in commercial ionization chamber smoke detectors, as well as in neutron sources and industrial gauges.

Does Americium have any important uses?

Significance and Uses

  • Americium is widely used to make smoke detectors for household and commercial purposes [3].
  • Americium is used for thermo electric generators in space crafts.
  • Americium-241 is used as source of alpha particle and gamma rays for various industrial and medical uses, for instance, for the diagnosis of thyroid function.
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