First Search for Nontensorial Gravitational Waves from Known Pulsars
First Search for Nontensorial Gravitational Waves from Known Pulsars
We present results from the first directed search for nontensorial gravitational waves. While general relativity allows for tensorial (plus and cross) modes only, a generic metric theory may, in principle, predict waves with up to six different polarizations. This analysis is sensitive to continuous signals of scalar, vector or tensor …