What is the momentum conservation in positron-electron annihilation?

Bruno Touschek gave a talk on electron-positron collisions that would change the face of physics. Last November, 20 years after his death, physicists gathered ... Aug 2, 2016 ... Positron discovered ... On this day in 1932, Caltech physicist Carl Anderson discovered the positron, the first particle of antimatter to be ... First turns and successful storage of beams in the SuperKEKB electron and positron rings. After five years of large-scale upgrade work an electron-positron ... Jun 13, 2018 ... Title:Reconstruction of physics objects at the Circular Electron Positron Collider with Arbor ... Abstract:After the Higgs discovery, precise ... Aug 23, 2024 ... Plasmas commonly found in and around extreme astrophysical objects have finally been produced in the laboratory. The physics of the emission, and the detection of the coincident photons, give PET imaging unique capabilities for both very high sensitivity and accurate ... Nov 4, 2019 ... It also includes a top-quark pair production threshold scan around 350 GeV which provides a precise measurement of the top-quark mass in a well- ... Introduction - What is a positron? A positron is the antimatter counterpart of the electron, having the same mass but equal and opposite charge. When positrons ... Nov 30, 2013 ... Electron-positron physics, electroweak interactions, decays of. heavy intermediate. gauge bosons, fermion-antifermion production, precision ... High Energy Electron-Positron Physics ... With the termination of the physics program at PETRA, and with the start of TRISTAN and the SLC and later LEP, an era of ...