The theory is characterised by a parameter,\\ omega, called the Dicke coupling constant, which in the basic version of the theory is assumed to be a fundamental constant, not changing throughout spacetime.
The theory is characterised by a parameter,\\ omega, called the Dicke coupling constant, which describes the coupling between mass-energy and the scalar field. In the basic version of the theory\\ omega is assumed to be a fundamental constant, not changing throughout spacetime.