X Rays from Crab Have Period of Radio Signals
JUL 01, 1969
DOI: 10.1063/1.3035679
The Crab Nebula is emitting x rays that pulse with the same frequency as the radio signals from the pulsar NP 0532, according to recent observations by several groups. Earlier, NP 0532 had been found to pulse optically with the same frequency as the radio signals (
© 1969. American Institute of Physics