Found 77 Documents (Results 1–77)
Observational constraints on interacting vacuum energy with linear interactions. (English) Zbl 1520.83035
Spacetime instability and quantum gravity as low energy effective field theory. (English) Zbl 1515.83094
The physical nature of the cosmological constant and the decoherence scale in a renormalization-group approach. (English) Zbl 1466.83153
The evolution of the FRW universe with decaying metastable dark energy – a dynamical system analysis. (English) Zbl 1491.83026
Constraints from observational data for a running cosmological constant and warm dark matter with curvature. (English) Zbl 1479.83048
Brans-Dicke cosmology with a \(\Lambda\)-term: a possible solution to \(\Lambda\)CDM tensions. (English) Zbl 1510.83107
Nonsingular black holes from charged dust collapse: a concrete mechanism to evade interior singularities in general relativity. (English) Zbl 1454.83063
One-loop effective action: nonlocal form factors and renormalization group. (English) Zbl 1454.83050
Quantum anomalies in string-inspired running vacuum universe: inflation and axion dark matter. (English) Zbl 1434.83167
Constraining the Asymptotically Safe cosmology: cosmic acceleration without dark energy. (English) Zbl 1541.83107
A model of interacting dark fluids tested with supernovae and Baryon Acoustic Oscillations data. (English) Zbl 1414.83103
Accelerated expansion of the universe based on emergence of space and thermodynamics of the horizon. (English) Zbl 1411.83165
MSC:
83F05
Revisiting the decoupling effects in the running of the cosmological constant. (English) Zbl 1409.83218
From quantum unstable systems to the decaying dark energy: cosmological implications. (English) Zbl 1403.83064
Thermodynamic prescription of cosmological constant in the Randall-Sundrum II brane. (English) Zbl 1402.83044
Effective Lagrangian for a mass dimension one fermionic field in curved spacetime. (English) Zbl 1387.85005
Exact solutions, finite time singularities and non-singular universe models from a variety of \(\Lambda(t)\) cosmologies. (English) Zbl 1378.83104
Cosmological constant problem and renormalized vacuum energy density in curved background. (English) Zbl 1515.83381
Running vacuum cosmological models: linear scalar perturbations. (English) Zbl 1515.83430
MSC:
83F05
Vacuum dynamics in the universe versus a rigid \(\Lambda=\mathrm{const.}\). (English) Zbl 1371.83006
Higgs potential from extended Brans-Dicke theory and the time-evolution of the fundamental constants. (English) Zbl 1357.83012
Predicting Planck scale and Newtonian constant from a Yang-Mills gauge theory: 1- and 2-loop estimates. (English) Zbl 1366.70034
About dark energy and dark matter in a three-dimensional quantum vacuum model. (English) Zbl 1368.83052
Implications, consequences and interpretations of generalized entropy in the cosmological setups. (English) Zbl 1348.83101
MSC:
83F05
Decaying vacuum inflationary cosmologies: searching for a complete scenario including curvature effects. (English) Zbl 1311.83075
The \(\bar{\Lambda}\mathrm{CDM}\) cosmology: from inflation to dark energy through running \(\Lambda\). (English) Zbl 1311.83079
Prediction for the cosmological constant in resummed quantum gravity and constraints on susy GUTs. (English) Zbl 1310.81149
Best values of parameters for interacting HDE with GO IR-cutoff in Brans-Dicke cosmology. (English) Zbl 1314.83058
Reviewer: Vladimir Dzhunushaliev (Almaty)
A viable Starobinsky-like inflationary scenario in the light of Planck and BICEP2 results. (English) Zbl 1305.83002
Holographic dark energy with generalized Chaplygin gas in higher dimensions. (English) Zbl 1284.83147
On analytical solutions of \(f(R)\) modified gravity theories in FLRW cosmologies. (English) Zbl 1267.83087
Phantom appearance of non-phantom matter in Bianchi type-I cosmological model. (English) Zbl 1263.83200
Phantom appearance of non-phantom matter in anisotropic cosmological model. (English) Zbl 1255.83171
Quantum corrections to gravity and their implications for cosmology and astrophysics. (English) Zbl 1247.83260
On the initial conditions and solutions of the semiclassical Einstein equations in a cosmological scenario. (English) Zbl 1223.83056
Resummed quantum gravity. (English) Zbl 1151.83328
Dark energy and gravity. (English) Zbl 1137.83382
Holographic Chaplygin gas model. (English) Zbl 1248.83179
MSC:
83F05
What is the SUSY mass scale? (English) Zbl 1084.85002
Reviewer: Vladimir Dzhunushaliev (Bishkek)
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