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Positronium (Ps) is a
system consisting of an
electron and its anti-particle, a positron,
bound together into an
exotic atom,
specifically an onium. Unlike...
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Positronium hydride, or
hydrogen positride is an
exotic molecule consisting of a
hydrogen atom
bound to an
exotic atom of
positronium (that is a combination...
- Di-
positronium, or dipositronium, is an
exotic molecule consisting of two
atoms of
positronium. It was
predicted to
exist in 1946 by John
Archibald Wheeler...
- example, the
radius of
positronium is
approximately 2 a 0 {\displaystyle 2\,a_{0}} ,
since the
reduced m**** of the
positronium system is half the electron...
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contains one or more
exotic atoms. Di-
positronium, two
bound positronium atoms Positronium hydride, a
positronium atom
bound to a
hydrogen atom "Exotic...
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positron in
positronium can also have
identical or
parallel spin orientations,
which results in an experimentally-distinct form of
positronium with a spin 1...
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Antimatter comet –
Hypothetical object Di-
positronium –
Exotic molecule consisting of two
atoms of
positronium Gravitational interaction of antimatter –...
-
energy levels of
positronium yields α−1 = 137.034(16).
Measurements of α can also be
extracted from the
positronium decay rate.
Positronium decays through...
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other particles to form
various composite particles such as
atoms and
positronium,
while neutrinos rarely interact with anything, and are consequently...
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particle and its own antiparticle. The name "quarkonium" is
analogous to
positronium, the
bound state of
electron and anti-electron. The
particles are short-lived...
