Abstract
The velocity of 0.5-Mev gamma-rays resulting from positron annihilation has been measured by means of scintillation counters and delayed-coincidence techniques. The value obtained is (2.983±0.015)× centimeters per second.
- Received 9 July 1951
DOI:https://doi.org/10.1103/PhysRev.84.271
©1951 American Physical Society
