Examples from the Web for positron
The uncertainty in the positron counts are huge at the high energy end of the AMS-02 results.Still No Dark Matter from Space Station Experiment|Matthew R. Francis|September 21, 2014|DAILY BEAST
Another highly regarded method was PET, or positron emission tomography.
As I am the only scholar in my field—the polarity of the positron—I have never been asked for information.
The design of the electron brain had completely ignored the polarity of the positron.
These units are the positron, the negatron, and the neutron.Cube Root of Conquest|Roger Phillips Graham