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Curium
Curium

Americium
Americium



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Facts About Curium and Americium

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1 Facts
1.1 Interesting Facts
  • Curium metal does not occur free in nature.
  • Curium metal is a synthetically produced metal.
  • Americium metal is produced by bombarding Plutonium with Neutrons.
  • Americium metal was discovered as a by-product while testing an atomic bomb (Manhattan Project).
1.2 Sources
Bombarding Plutonium with Helium Ions
Obtained By Bombarding Plutonium with Neutrons
1.3 History
1.3.1 Who Discovered
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso
Glenn T. Seaborg, Ralph A. James, Leon O. Morgan, Albert Ghiorso
1.3.2 Discovery
In 1944
In 1944
1.4 Abundance
1.4.1 Abundance In Universe
NANA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~-9999 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
NANA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
NANA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
NANA
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4