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Lawrencium
Lawrencium

Americium
Americium



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Lawrencium
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Facts About Lawrencium and Americium

1 Facts
1.1 Interesting Facts
  • It is synthetically produced metal.
  • Radiation hazard can be produce by it.
  • 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 Californium-252 with Boron Nuclei, Found in Minerals, Mining
Obtained By Bombarding Plutonium with Neutrons
1.3 History
1.3.1 Who Discovered
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research
Glenn T. Seaborg, Ralph A. James, Leon O. Morgan, Albert Ghiorso
1.3.2 Discovery
In 1961–1971
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