Assertion: gamma ray | /r/HasProperty | particle
Facets:
value: with mass
type: OTHER
value: in the last instance
type: TEMPORAL
value: like its radiative cousins
type: OTHER
Source sentences:
text: Initially, it was suspected that gamma rays were particles, like its radiative cousins alpha particles and beta particles, but shining them through a crystal
text: This radioactivity comes in the three basic flavors introduced in the first sentence of this article: Alpha, beta and gamma radiation, also called alpha, beta and gamma particles (except, technically, in the last instance).
text: Gamma rays were first thought to be particles with mass, for example extremely energetic beta particles.