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Plutonium-244

Index Plutonium-244

Plutonium-244 (244Pu) is an isotope of plutonium that has a half-life of 80 million years. [1]

28 relations: Accelerator mass spectrometry, Actinide, Age of the Earth, Bastnäsite, Beta decay, Crust (geology), Half-life, Interstellar medium, Isotope, Isotopes of americium, Isotopes of plutonium, Isotopes of thorium, Nature (journal), Neutron capture, Nuclear fuel cycle, Nuclear weapon, Plutonium, Plutonium-238, Plutonium-239, Plutonium-240, Plutonium-241, Plutonium-242, Primordial nuclide, R-process, Stellar nucleosynthesis, Uranium ore, Uranium-235, Uranium-238.

Accelerator mass spectrometry

Accelerator mass spectrometry (AMS) is a form of mass spectrometry that accelerates ions to extraordinarily high kinetic energies before mass analysis.

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Actinide

The actinide or actinoid (IUPAC nomenclature) series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium through lawrencium.

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Age of the Earth

The age of the Earth is 4.54 ± 0.05 billion years This age may represent the age of the Earth’s accretion, of core formation, or of the material from which the Earth formed.

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Bastnäsite

The mineral bastnäsite (or bastnaesite) is one of a family of three carbonate-fluoride minerals, which includes bastnäsite-(Ce) with a formula of (Ce, La)CO3F, bastnäsite-(La) with a formula of (La, Ce)CO3F, and bastnäsite-(Y) with a formula of (Y, Ce)CO3F.

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Beta decay

In nuclear physics, beta decay (β-decay) is a type of radioactive decay in which a beta ray (fast energetic electron or positron) and a neutrino are emitted from an atomic nucleus.

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Crust (geology)

In geology, the crust is the outermost solid shell of a rocky planet, dwarf planet, or natural satellite.

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Half-life

Half-life (symbol t1⁄2) is the time required for a quantity to reduce to half its initial value.

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Interstellar medium

In astronomy, the interstellar medium (ISM) is the matter and radiation that exists in the space between the star systems in a galaxy.

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Isotope

Isotopes are variants of a particular chemical element which differ in neutron number.

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Isotopes of americium

Americium (95Am) is an artificial element, and thus a standard atomic weight cannot be given.

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Isotopes of plutonium

Plutonium (94Pu) is an artificial element, except for trace quantities resulting from neutron capture by uranium, and thus a standard atomic weight cannot be given.

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Isotopes of thorium

Although thorium (90Th) has 6 naturally occurring isotopes, none of these isotopes are stable; however, one isotope, 232Th, is relatively stable, with a half-life of 1.405×1010 years, considerably longer than the age of the Earth, and even slightly longer than the generally accepted age of the universe.

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Nature (journal)

Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.

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Neutron capture

Neutron capture is a nuclear reaction in which an atomic nucleus and one or more neutrons collide and merge to form a heavier nucleus.

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Nuclear fuel cycle

The nuclear fuel cycle, also called nuclear fuel chain, is the progression of nuclear fuel through a series of differing stages.

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Nuclear weapon

A nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (fission bomb) or from a combination of fission and fusion reactions (thermonuclear bomb).

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Plutonium

Plutonium is a radioactive chemical element with symbol Pu and atomic number 94.

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Plutonium-238

Plutonium-238 (also known as Pu-238 or 238Pu) is a radioactive isotope of plutonium that has a half-life of 87.7 years.

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Plutonium-239

Plutonium-239 is an isotope of plutonium.

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Plutonium-240

Plutonium-240 (/Pu-240) is an isotope of the actinide metal plutonium formed when plutonium-239 captures a neutron.

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Plutonium-241

Plutonium-241 (Pu-241) is an isotope of plutonium formed when plutonium-240 captures a neutron.

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Plutonium-242

Plutonium-242 is one of the isotopes of plutonium, the second longest-lived, with a half-life of 373,300 years.

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Primordial nuclide

In geochemistry, geophysics and geonuclear physics, primordial nuclides, also known as primordial isotopes, are nuclides found on Earth that have existed in their current form since before Earth was formed.

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R-process

The rapid neutron-capture process, or so-called r-process, is a set of nuclear reactions that in nuclear astrophysics is responsible for the creation (nucleosynthesis) of approximately half the abundances of the atomic nuclei heavier than iron, usually synthesizing the entire abundance of the two most neutron-rich stable isotopes of each heavy element.

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Stellar nucleosynthesis

Stellar nucleosynthesis is the theory explaining the creation (nucleosynthesis) of chemical elements by nuclear fusion reactions between atoms within the stars.

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Uranium ore

Uranium ore deposits are economically recoverable concentrations of uranium within the Earth's crust.

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Uranium-235

Uranium-235 (235U) is an isotope of uranium making up about 0.72% of natural uranium.

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Uranium-238

Uranium-238 (238U or U-238) is the most common isotope of uranium found in nature, with a relative abundance of 99%.

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Redirects here:

Plutonium 244, Pu-244.

References

[1] https://en.wikipedia.org/wiki/Plutonium-244

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