Ghost-free Palatini derivative scalar-tensor theory: desingularization and the speed test

DOI10.1016/j.physletb.2019.01.061zbMath1411.83086arXiv1808.00492OpenAlexW2887886092WikidataQ128462626 ScholiaQ128462626MaRDI QIDQ1737271

Sophia Zhidkova, Dmitri V. Gal'tsov

Publication date: 27 March 2019

Published in: Physics Letters. B (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1808.00492

Mathematics Subject Classification ID

Relativistic gravitational theories other than Einstein's, including asymmetric field theories (83D05)

Related Items

Varying the Horndeski Lagrangian within the Palatini approach ⋮ New class of hybrid metric-Palatini scalar-tensor theories of gravity ⋮ Stability of non-degenerate Ricci-type Palatini theories ⋮ Implications of Palatini gravity for inflation and beyond

Cites Work

• Lovelock gravity at the crossroads of Palatini and metric formulations
• Modified gravity theories on a nutshell: inflation, bounce and late-time evolution
• PALATINI FORMULATION OF MODIFIED GRAVITY WITH A NON-MINIMAL CURVATURE-MATTER COUPLING
• PALATINI APPROACH TO MODIFIED GRAVITY: f(R) THEORIES AND BEYOND
• <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>f</mml:mi><mml:mrow><mml:mo>(</mml:mo><mml:mi>R</mml:mi><mml:mo>)</mml:mo></mml:mrow></mml:mrow></mml:math>theories of gravity
• The trivial role of torsion in projective invariant theories of gravity with non-minimally coupled matter fields
• Nonminimal Derivative Couplings and Inflation in Generalized Theories of Gravity