Microwave anisotropies from cosmic strings
Journal Article
·
· Phys. Rev. D; (United States)
The anisotropies in the microwave background radiation in the cosmic-string theory of galaxy formation are calculated using a general-relativistic analysis. On small scales (t-italich-italice-italict-italica-italicapprox. =0.5/sup 0/) we predict <(T-italic/sub 1/-T/sub 2/)/sup 2/>/sup 1/2//Tapprox. =4 x 10/sup -6/, on large scales (t-italich-italice-italict-italica-italicapprox. =6/sup 0/) <(T-italic/sub 1/-T/sub 2/)/sup 2/>/sup 1/2//Tapprox. =10 /sup -5/. The dominant effect is the Sachs-Wolfe effect from string loops. The above amplitudes are significantly smaller than the best current observational upper bounds.
- Research Organization:
- Institute for Theoretical Physics, University of California, Santa Barbara, California 93106
- OSTI ID:
- 5418879
- Journal Information:
- Phys. Rev. D; (United States), Journal Name: Phys. Rev. D; (United States) Vol. 34:4; ISSN PRVDA
- Country of Publication:
- United States
- Language:
- English
Similar Records
Surface-reconstruction-induced changes in free-carrier scattering from the W(100) surface: An infrared surface-electromagnetic-wave study
Phenomenological analysis of an SO(10) model for lepton-mixing angles and Majorana neutrino masses
Measurement of spin-spin correlation parameters in the p-italic-p-italic system at 11. 75 GeV/c-italic
Journal Article
·
Tue Jul 15 00:00:00 EDT 1986
· Phys. Rev. B: Condens. Matter; (United States)
·
OSTI ID:5460442
Phenomenological analysis of an SO(10) model for lepton-mixing angles and Majorana neutrino masses
Journal Article
·
Fri Aug 01 00:00:00 EDT 1986
· Phys. Rev. D; (United States)
·
OSTI ID:5647034
Measurement of spin-spin correlation parameters in the p-italic-p-italic system at 11. 75 GeV/c-italic
Journal Article
·
Tue Jul 01 00:00:00 EDT 1986
· Phys. Rev. D; (United States)
·
OSTI ID:5521533
Related Subjects
640105 -- Astrophysics & Cosmology-- Galaxies
640106* -- Astrophysics & Cosmology-- Cosmology
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
ANISOTROPY
BACKGROUND RADIATION
COMPOSITE MODELS
COSMOLOGICAL MODELS
EXTENDED PARTICLE MODEL
FIELD THEORIES
GALACTIC EVOLUTION
GENERAL RELATIVITY THEORY
GRAND UNIFIED THEORY
MATHEMATICAL MODELS
PARTICLE MODELS
QUARK MODEL
RADIATIONS
STRING MODELS
UNIFIED GAUGE MODELS
UNIFIED-FIELD THEORIES
640106* -- Astrophysics & Cosmology-- Cosmology
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
ANISOTROPY
BACKGROUND RADIATION
COMPOSITE MODELS
COSMOLOGICAL MODELS
EXTENDED PARTICLE MODEL
FIELD THEORIES
GALACTIC EVOLUTION
GENERAL RELATIVITY THEORY
GRAND UNIFIED THEORY
MATHEMATICAL MODELS
PARTICLE MODELS
QUARK MODEL
RADIATIONS
STRING MODELS
UNIFIED GAUGE MODELS
UNIFIED-FIELD THEORIES