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3 votes

What if dark matter and anti-matter collided?

No one knows what dark matter actually is yet, so the best you could do is pick your favorite model for what dark matter is, and see what happens.
mike1994's user avatar
  • 319
2 votes

Is the matter-antimatter asymmetry a logical or a statistical problem?

The basics This answer first addresses the title question: Is the matter-antimatter asymmetry a logical or a statistical problem? Then, it puts that question into a larger context that gives the ...
ohwilleke's user avatar
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5 votes

Do particle & anti-particle pairs belong to the same field?

That's ambiguous. Fermionic particles and anti-particles are most consisely discribed by a single field with multiple components. Its however always possible to decompose these and describe them as ...
Fictional's user avatar
  • 216
8 votes

Do particle & anti-particle pairs belong to the same field?

Do particle & anti-particle pairs belong to the same field? Yes. For example, in Quantum Electrodynamics the Dirac field operator is usual written in terms of annihilation operators $a_{\vec p}^s$...
hft's user avatar
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16 votes

Do particle & anti-particle pairs belong to the same field?

Yes, that is correct. In fact, you don't even need quantum field theory for this. The Dirac equation was the original relativistic equations describing the quantum behavior of the electron, and it ...
Níckolas Alves's user avatar
4 votes

Has anyone measured the energy output of matter/antimatter annihilation?

I'm not sure if this answers your question, but Positron Emission Tomography (PET) is a standard type of medical imaging and uses a matter-antimatter annihilation process - namely electrons and ...
ad2004's user avatar
  • 1,106
1 vote

Would normal atoms and antimatter atoms be attracted to each other?

To add to the existing answers: Scientists are still seriously exploring whether other stars, galaxies, etc. are composed of matter or antimatter. See for example this paper or this article (about ...
Wrzlprmft's user avatar
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