The ambient space formalism

E Parisini, K Skenderis, B Withers - Journal of High Energy Physics, 2024‏ - Springer
A bstract We present a new formalism to solve the kinematical constraints due to Weyl
invariance for CFTs in curved backgrounds and/or non-trivial states, and we apply it to …

On the strong coupling of Einsteinian Cubic Gravity and its generalisations

JB Jiménez, A Jiménez-Cano - Journal of Cosmology and …, 2021‏ - iopscience.iop.org
On the strong coupling of Einsteinian Cubic Gravity and its generalisations Page 1 Journal of
Cosmology and Astroparticle Physics On the strong coupling of Einsteinian Cubic Gravity and …

Classification of generalized quasitopological gravities

J Moreno, ÁJ Murcia - Physical Review D, 2023‏ - APS
Generalized quasitopological gravities (GQTGs) are higher-order extensions of Einstein
gravity in D dimensions satisfying a number of interesting properties, such as possessing …

Generalized quasi-topological gravities: the whole shebang

P Bueno, PA Cano, RA Hennigar, M Lu… - … and Quantum Gravity, 2022‏ - iopscience.iop.org
Generalized quasi-topological gravities (GQTGs) are higher-curvature extensions of Einstein
gravity in D-dimensions. Their defining properties include possessing second-order …

All higher-curvature gravities as Generalized quasi-topological gravities

P Bueno, PA Cano, J Moreno, Á Murcia - Journal of High Energy Physics, 2019‏ - Springer
A bstract Generalized quasi-topological gravities (GQTGs) are higher-curvature extensions
of Einstein gravity characterized by the existence of non-hairy generalizations of the …

Aspects of higher-curvature gravities with covariant derivatives

SE Aguilar-Gutierrez, P Bueno, PA Cano, RA Hennigar… - Physical Review D, 2023‏ - APS
We study various aspects of higher-curvature theories of gravity built from contractions of the
metric, the Riemann tensor, and the covariant derivative, L (gab, R abcd,∇ a). We …

On the stability of Einsteinian cubic gravity black holes in EFT

P Bueno, PA Cano, RA Hennigar - Classical and Quantum …, 2024‏ - iopscience.iop.org
In this note we revisit the analysis performed in De Felice and Tsujikawa (2023 Phys. Lett. B
843 138047) of odd-parity perturbations around static and spherically symmetric black holes …

Electromagnetic quasitopological gravities

PA Cano, Á Murcia - Journal of High Energy Physics, 2020‏ - Springer
A bstract We identify a set of higher-derivative extensions of Einstein-Maxwell theory that
allow for spherically symmetric charged solutions characterized by a single metric function f …

Cosmological higher-curvature gravities

J Moreno, ÁJ Murcia - Classical and Quantum Gravity, 2024‏ - iopscience.iop.org
We examine higher-curvature gravities whose Friedmann–Lemaître–Robertson–Walker
configurations are specified by equations of motion which are of second order in derivatives …

(Generalized) quasi-topological gravities at all orders

P Bueno, PA Cano, RA Hennigar - Classical and Quantum …, 2019‏ - iopscience.iop.org
A new class of higher-curvature modifications of)-dimensional Einstein gravity has been
recently identified. Densities belonging to this' Generalized quasi-topological'class (GQTGs) …