proton 官网

Protons are a crucial component of all matter in the universe. Found within the atomic nucleus, along with neutrons, they are responsible for providing the positive charge that holds atoms together. Each proton carries a positive charge equal in magnitude to the negative charge of an electron, making them essential for maintaining the overall electrical neutrality of an atom. In addition to their role in atomic structure, protons are also crucial for determining an element's identity. The number of protons in an atom's nucleus is what defines its atomic number, which in turn determines its unique chemical properties. Scientists have harnessed the power of protons in various ways, from medical treatments like proton therapy for cancer to the study of high-energy physics in particle accelerators. As researchers continue to unlock the secrets of the universe, protons remain a key focus in understanding the fundamental nature of matter and energy.