noun
- subatomic particles that have the same mass as electrons but carry a positive electric charge; antiparticles of electrons
Usage: physics; plural of positron
Examples
- Scientists detected positrons in the particle accelerator experiment.
- When positrons collide with electrons, they annihilate each other.
- The research team studied the behavior of positrons in magnetic fields.
- Positrons are produced naturally in certain types of radioactive decay.
- Medical imaging techniques like PET scans rely on positrons.
- The antimatter research facility can generate and store positrons.