dimensionless scale factor a {\displaystyle a} . Also known as the cosmic scale factor or sometimes the Robertson Walker scale factor, this is a key...
13 KB (1,938 words) - 23:47, 21 December 2023
Scale (ratio) Scale (map) Scale factor (computer science) Scale factor (cosmology) Scales of scale models Scaling in statistical estimation Scaling in...
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In physical cosmology, cosmic inflation, cosmological inflation, or just inflation, is a theory of exponential expansion of space in the early universe...
105 KB (12,792 words) - 21:55, 28 May 2024
expanding universe, and the physics of Big Bang cosmology. Cosmological horizons set the size and scale of the observable universe. This article explains...
10 KB (1,526 words) - 23:37, 21 April 2024
Comoving and proper distances (redirect from Cosmological proper distance)
In standard cosmology, comoving distance and proper distance (or physical distance) are two closely related distance measures used by cosmologists to...
18 KB (2,447 words) - 22:48, 3 December 2023
A black hole cosmology (also called Schwarzschild cosmology or black hole cosmological model) is a cosmological model in which the observable universe...
6 KB (699 words) - 02:06, 24 May 2024
Vilenkin, Alexander (12 September 2008). "Predicting the cosmological constant with the scale-factor cutoff measure". Physical Review D. 78 (6): 063520. arXiv:0805...
17 KB (2,075 words) - 17:30, 24 May 2024
Distance measure (redirect from Notions of distance in cosmology)
Distance measures are used in physical cosmology to give a natural notion of the distance between two objects or events in the universe. They are often...
17 KB (2,495 words) - 02:23, 18 May 2024
Physical cosmology is a branch of cosmology concerned with the study of cosmological models. A cosmological model, or simply cosmology, provides a description...
75 KB (7,591 words) - 16:43, 12 April 2024
De Sitter universe (redirect from De Sitter cosmology)
cosmological principle, which holds that isotropy and homogeneity apply spatially but not temporally. The exponential expansion of the scale factor means...
6 KB (764 words) - 06:22, 17 March 2024