Not exact matches
Scalar fields which
do change in space are hard to distinguish from a cosmological constant, because the change may be extremely slow.
Krauss and James Dent of the University of Louisiana at Lafayette, devised a new
scalar field that
does just that.
Unlike other
fields in the standard model, the Higgs
field is
scalar — it
does not act in a specific direction.
Then when they
did, it hit me that, my God, all of these possibilities that I'd long discounted involving the existence of new
scalar fields in the universe might actually be right.»
Discovered last year, the Higgs boson also comes with an associated
field but, unlike others of its class, the Higgs
field is
scalar — it
does not act in a specific direction.
I should point out that there are other explanations for
scalar fields as well, but string theory
does seem to give those naturally to you.
Because radiation is not a vector
field where you can simply calculate fluxes by
doing scalar products.