Results 91 to 100 of about 1,145,029 (201)

Soft Scalars in Effective Field Theory [PDF]

open access: yesarXiv
We derive a soft theorem for a massless scalar in an effective field theory with generic field content using the geometry of field space. This result extends the geometric soft theorem for scalar effective field theories by allowing the massless scalar to couple to other scalars, fermions, and gauge bosons.
arxiv  

Effects of Dark Matter on the Spontaneous Scalarization in Neutron Stars [PDF]

open access: yesarXiv
Dark matter, an important portion of compact objects, can influence different phenomena in neutron stars. The spontaneous scalarization in the scalar-tensor gravity has been proposed for neutron stars. Here, we investigate the spontaneous scalarization in dark matter admixed neutron stars.
arxiv  

Motion in a scalar field

open access: yes, 2020
Light scalar fields emerge as a generic prediction in physics beyond the Standard Model. For example, they arise as new degrees of freedom in modified gravity, as Kaluza-Klein modes from extra compactified dimensions, and as Nambu-Goldstone bosons from spontaneously broken symmetries.
openaire   +2 more sources

Ellis wormhole without a phantom scalar field. [PDF]

open access: yesPhys Rev D, 2019
Cañate P, Sultana J, Kazanas D.
europepmc   +1 more source

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