caa a22 4500 445386630 CHVBK 20180317143034.0 cr unu---uuuuu 170323e20111001xx s 000 0 eng 10.1007/s10714-011-1193-7 doi (NATIONALLICENCE)springer-10.1007/s10714-011-1193-7 The gravitational light shift and the Sachs-Wolfe effect [Elektronische Daten] [César Merlín, Marcelo Salgado] Using a 3+1 decomposition of spacetime, we derive a new formula to compute the gravitational light shifts as measured by two observers which are normal to the spacelike hypersurfaces defining the foliation. This formula is quite general and is also independent of the existence of Killing fields. Known examples are considered to illustrate the usefulness of the formula. In particular, we focus on the Sachs-Wolfe effect that arises in a perturbed Friedman-Robertson-Walker cosmology. Springer Science+Business Media, LLC, 2011 Gravitational light shift nationallicence 3+1 formalism nationallicence Sachs-Wolfe effect nationallicence Merlín César Instituto de Ciencias Nucleares, Universidad Nacional Autónoma de México, A.P. 70-543, 04510, Mexico, D.F., Mexico aut Salgado Marcelo Instituto de Ciencias Nucleares, Universidad Nacional Autónoma de México, A.P. 70-543, 04510, Mexico, D.F., Mexico aut General Relativity and Gravitation Springer US; http://www.springer-ny.com 43/10(2011-10-01), 2701-2712 0001-7701 43:10<2701 2011 43 10714 https://doi.org/10.1007/s10714-011-1193-7 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/s10714-011-1193-7 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Merlín César Instituto de Ciencias Nucleares, Universidad Nacional Autónoma de México, A.P. 70-543, 04510, Mexico, D.F., Mexico aut NATIONALLICENCE 700 1- Salgado Marcelo Instituto de Ciencias Nucleares, Universidad Nacional Autónoma de México, A.P. 70-543, 04510, Mexico, D.F., Mexico aut NATIONALLICENCE 773 0- General Relativity and Gravitation Springer US; http://www.springer-ny.com 43/10(2011-10-01), 2701-2712 0001-7701 43:10<2701 2011 43 10714 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer