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To develop a scalar-tensor theory of gravity from quantum gravity principles, focused on horizon information.

April 24, 2026Open Access

Effective Scalar--Tensor Gravity with Compact Field Sector and Horizon Information Origin

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To develop a scalar-tensor theory of gravity from quantum gravity principles, focused on horizon information.
Constructed theory using conformal decomposition of the metric.
Incorporated quantum measure corrections and gauge fixing.
Applied semiclassical approximation with an instanton sum over topological sectors.
Theory reproduces General Relativity at lower energy scales.
Introduces stochastic corrections for cosmology and gravitational wave propagation.

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Effective scalar-tensor theory modifies gravity by incorporating horizon information, suggesting implications for cosmology and gravitational waves.

Nisarga S (2026) studied this question.

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Effective scalar-tensor theory modifies gravity by incorporating horizon information, suggesting implications for cosmology and gravitational waves.