ASTROPHYSICAL CONSTRAINTS ON A LIGHT SPINLESS PARTICLE COUPLED TO PHOTONS

Authors
MORI F
Citation
F. Mori, ASTROPHYSICAL CONSTRAINTS ON A LIGHT SPINLESS PARTICLE COUPLED TO PHOTONS, Modern physics letters A, 11(9), 1996, pp. 715-722
Citations number
14
Categorie Soggetti
Physics, Nuclear","Physics, Particles & Fields","Physycs, Mathematical
Journal title
Modern physics letters A → ACNP
ISSN journal
02177323
Volume
11
Issue
9
Year of publication
1996
Pages
715 - 722
Database
ISI
SICI code
0217-7323(1996)11:9<715:ACOALS>2.0.ZU;2-C
Abstract
We examine further astrophysical constraints on a light spinless parti cle coupled only to photons and proposed by Masso and Toldra. We consi der constraints coming from measurements of extra galactic background and from ionization of HI clouds.