proton 的定义
Physics, Chemistry.
- a positively charged elementary particle that is a fundamental constituent of all atomic nuclei. It is the lightest and most stable baryon, having a charge equal in magnitude to that of the electron, a spin of ½, and a mass of 1.673 × 10-27 kg. Symbol: P
 
更多proton例句
- That’s some 30 times the energy of the protons that race around the world’s largest and most powerful particle accelerator, the Large Hadron Collider.
 - Perhaps the most familiar and ubiquitous of these is the proton.
 - Astronomers have a clear idea of how solar storms—waves of electrons, protons, and atoms the sun shoots toward our planet—affect human technologies like power grids, communications, GPS navigation, air travel, and satellites.
 - Another is to explore how the proton's charge influences the behavior of an electron orbiting it in a hydrogen atom, which consists of only a single proton and electron.
 - In our star, the vast majority come from the direct fusing of protons.
 - Deuterium is an isotope of hydrogen containing a proton and neutron in its nucleus, while normal hydrogen has only a proton.
 - You have the atom, which has the neutron, the electron, the proton.
 - I drank an International Proton Pale Ale and opted not to follow it up with a Plutonium Porter.
 - I made every last one of them, from the hunky handsome proton to the waifish, Starbucks-named neutrino.
 - Round a central sun, termed a Proton, whirl a number of electrons in rhythmic motion and incessant swing.
 - The size ratio of these particles to protons is somewhat like the ratio of an individual proton to a large star.
 - Information from the wire chambers defines proton trajectories, and pulse heights from the counters determine their energies.
 - The PDP-9 first tries to reconstruct a vertex from the proton trajectories.
 - The number at the lower left of each element symbol in the above reaction is the proton number.