Slice energy in higher-order gravity theories and conformal transformations

Spiros Cotsakis
Gravitation & Cosmology 14 ( 2) 176 -183

18
2008
Bel–Robinson energy and the nature of singularities in isotropic cosmologies

Ifigeneia Klaoudatou , Spiros Cotsakis
Journal of Physics: Conference Series 68 ( 1) 012010

6
2007
The dominant balance at cosmological singularities

Spiros Cotsakis , John D Barrow
Journal of Physics: Conference Series 68 ( 1) 012004

40
2007
Global hyperbolicity and completeness

Spiros Cotsakis , Yvonne Choquet-Bruhat
Journal of Geometry and Physics 43 ( 4) 345 -350

67
2002
Slice energy and theories of gravitation

Spiros Cotsakis
Journal of Physics: Conference Series 8 ( 1) 39 -48

2005
Ambient cosmology and spacetime singularities

Ignatios Antoniadis , Ignatios Antoniadis , Spiros Cotsakis , Spiros Cotsakis
European Physical Journal C 75 ( 1) 35

5
2015
Infinity in string cosmology: A review through open problems

Ignatios Antoniadis , Ignatios Antoniadis , Spiros Cotsakis , Spiros Cotsakis
International Journal of Modern Physics D 26 ( 04) 1730009

9
2017
6
1990
9
2002
Variational and conformal structure of nonlinear metric-connection gravitational Lagrangians

John Miritzis , Laurent Querella , Spiros Cotsakis
Journal of Mathematical Physics 40 ( 6) 3063 -3071

28
1999
Cosmological wave maps

John Miritzis , Koralia Tzanni , Spiros Cotsakis
International Journal of Modern Physics A 34 ( 17) 1950092

2019
The regular state in higher order gravity

Spiros Cotsakis , Seifedine Kadry , Dimitrios Trachilis
International Journal of Modern Physics A 31 ( 23) 1650130

8
2016
Curved branes with regular support

Ifigeneia Klaoudatou , Ignatios Antoniadis , Ignatios Antoniadis , Spiros Cotsakis
European Physical Journal C 76 ( 9) 511

7
2016
Brane singularities and their avoidance

Ifigeneia Klaoudatou , Ignatios Antoniadis , Spiros Cotsakis
Classical and Quantum Gravity 27 ( 23) 235018

24
2010
The Formal Construction of Sudden Cosmological Singularities

Spiros Cotsakis , John Barrow , Antonios Tsokaros
Twelfth Marcel Grossmann Meeting on General Relativity 1793 -1795

1
2012
The radiation instability in modified gravity

Spiros Cotsakis , Dimitrios Trachilis
International Journal of Modern Physics A 36 2150060

2021
Geodesic Incompleteness and Partially Covariant Gravity

Ignatios Antoniadis , Spiros Cotsakis
Universe 7 ( 5) 126

2021
The generic sudden singularity in Brans–Dicke theory

John D. Barrow , Spiros Cotsakis , Dimitrios Trachilis
European Physical Journal C 80 ( 12) 1197

2020
Is Nature Generic

Spiros Cotsakis , Peter G. L. Leach
LNP 592 3 -15

3
2002