9 Citations
Reduced time delay for gravitational waves with dark matter emulators
- Physics
- 2008
We discuss the implications for gravitational wave detectors of a class of modified gravity theories which dispense with the need for dark matter. These models, which are known as dark matter…
Effects of the dark energy and flat rotation curve on the gravitational time delay of particle with non-zero mass
- Physics
- 2016
The effects of several dark energy models on gravitational time delay of particles with non-zero mass are investigated and analytical expressions for the same are obtained at the first order…
Implications of non-analytic gravity at solar system scales
- Physics, Geology
- 2009
We motivate and analyze the weak-field limit of a non-analytic modification of the Einstein–Hilbert Lagrangian for the gravitational field. After investigating the parameter space of the model, we…
Probing dark matter and dark energy through gravitational time advancement
- Physics, GeologyGeneral Relativity and Gravitation
- 2019
The expression of gravitational time advancement (negative time delay) for particles with non-zero mass in Schwarzschild geometry has been obtained. The influences of the gravitational field that…
Galactic one-way Shapiro delay to PSR B1937+21
- Physics
- 2016
The time delay experienced by a light ray as it passes through a changing gravitational potential by a nonzero mass distribution along the line of sight is usually referred to as “Shapiro” delay.…
Time Delay in Robertson-McVittie Spacetime and its Application to Increase of Astronomical Unit
- Physics
- 2009
Analytically approximate solutions to higher derivative gravity
- Mathematics
- 2020
We obtain analytical approximate black hole solutions for higher derivative gravity in the presence of Maxwell electromagnetic source. We construct near horizon and asymptotic solutions and then use…
Gravitational lensing by exotic objects
- Physics
- 2017
This paper reviews a phenomenological approach to the gravitational lensing by exotic objects such as the Ellis wormhole lens, where exotic lens objects may follow a non-standard form of the equation…
Influences of dark energy and dark matter on gravitational time advancement
- Physics
- 2015
The effect of dark matter/energy on the gravitational time advancement (negative effective time delay) has been investigated considering a few dark energy/matter models including cosmological…
References
SHOWING 1-10 OF 31 REFERENCES
Fourth Test of General Relativity
- Physics
- 1964
Recent advances in radar astronomy have made possible a fourth test of Einstein's theory of general relativity. The test involves measuring the time delays between transmission of radar pulses…
Possibility of direct measurement of the acceleration of the universe using 0.1 Hz band laser interferometer gravitational wave antenna in space.
- PhysicsPhysical review letters
- 2001
It may be possible to construct a laser interferometer gravitational wave antenna in space with h(rms) approximately 10(-27) at f approximately 0.1 Hz and the formula for phase shift due to accelerating motion might be applied for binary sources of LISA.
A test of general relativity using radio links with the Cassini spacecraft
- PhysicsNature
- 2003
A measurement of the frequency shift of radio photons to and from the Cassini spacecraft as they passed near the Sun agrees with the predictions of standard general relativity with a sensitivity that approaches the level at which, theoretically, deviations are expected in some cosmological models.
Relativistic effects for Doppler measurements near solar conjunction
- Physics
- 1992
The authors consider the relativistic corrections to the Doppler effect in a metric theory of gravity, in the weak field and slow motion approximation, for a source and a receiver at great distances…
The Confrontation between General Relativity and Experiment
- Physics, GeologyLiving reviews in relativity
- 2006
Tests of general relativity at the post-Newtonian level have reached high precision, including the light deflection, the Shapiro time delay, the perihelion advance of Mercury, and the Nordtvedt effect in lunar motion.
Theory and Experiment in Gravitational Physics
- Physics
- 1981
New technological advances have made it feasible to conduct measurements with precision levels which are suitable for experimental tests of the theory of general relativity. This book has been…
First-Year Wilkinson Microwave Anisotropy Probe (WMAP) Observations: Determination of Cosmological Parameters
- Physics
- 2003
WMAP precision data enable accurate testing of cosmological models. We find that the emerging standard model of cosmology, a flat Λ-dominated universe seeded by a nearly scale-invariant adiabatic…
Spherically symmetric spacetimes in massive gravity
- Physics
- 2003
We explore spherically symmetric stationary solutions, generated by ``stars'' with regular interiors, in purely massive gravity. We reexamine the claim that the resummation of non-linear effects can…
Type Ia Supernova Discoveries at z > 1 from the Hubble Space Telescope: Evidence for Past Deceleration and Constraints on Dark Energy Evolution
- Physics
- 2004
We have discovered 16 Type Ia supernovae (SNe Ia) with the Hubble Space Telescope (HST) and have used them to provide the first conclusive evidence for cosmic deceleration that preceded the current…