Compact object scalarization with general relativity as a cosmic attractor

2020/04/30 by Georgios Antoniou, Lorenzo Bordin, Thomas P. Sotiriou · 40 citations
Mathematics · Physics and Astronomy · #Artificial intelligence #Astrophysics #Attractor #Black Holes and Theoretical Physics #COSMIC cancer database #Classical mechanics #Computer science #Constant (computer programming) #Cosmological constant #Cosmology and Gravitation Theories #Epistemology #General relativity #Geometry #Mathematical analysis #Mathematics #Object (grammar) #Philosophy #Physics #Property (philosophy) #Pulsars and Gravitational Waves Research #Scalar (mathematics) #Theoretical physics #Theory of relativity #astro-ph.CO #gr-qc #hep-th

paper · pdf · doi:10.1103/physrevd.103.024012

published in Physical review. D/Physical review. D. 103(2) (American Physical Society) · 5 pages, 3 figures; v2: corrected typo in legend of Fig. 1

arxiv created 2020/05/03 · openalex created_date 2020/05/13 · openalex publication_date 2021/01/08 · arxiv updated 2022/03/14 · openalex updated_date 2026/08/05

Abstract

We demonstrate that there are theories that exhibit spontaneous scalarization in the strong gravity regime while having General Relativity with a constant scalar as a cosmological attractor. We identify the minimal model that has this property and discuss its extensions.

Citations

• Strong Constraints on Cosmological Gravity from GW170817 and GRB 170817A
• Dark Energy after GW170817: dead ends and the road ahead
• GW190425: Observation of a Compact Binary Coalescence with Total Mass ∼ 3.4 M_\odot
• GW190412: Observation of a Binary-Black-Hole Coalescence with Asymmetric Masses