Observational tests of asymptotically flat $${{\mathcal {R}}}^{2}$$ R 2 spacetimes

Abstract A novel class of Buchdahl-inspired metrics with closed-form expressions was recently obtained based on Buchdahl’s seminal work on searching for static, spherically symmetric metrics in $${{\mathcal {R}}}^{2}$$ R 2 gravity in vacuo. Buchdahl-inspired spacetimes provide an interesting framewo...

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Bibliographic Details
Main Authors: Tao Zhu, Hoang Ky Nguyen, Mustapha Azreg-Aïnou, Mubasher Jamil
Format: Article
Language:English
Published: SpringerOpen 2024-03-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-024-12610-2