positron
🇺🇸
/ˈpɑːzɪtrɑːn/
🇬🇧
/ˈpɒzɪtrɒn/
A positron is a particle that has the same mass as an electron but has a positive charge instead of a negative one.
Scientists study the interactions between positrons and electrons to better understand the fundamental properties of matter.
科學家研究正電子和電子之間的相互作用,以更好地理解物質的基本屬性。