Result · Physics Frontier problem Resolved

Primordial Gravitational Waves

Primordial gravitational waves from inflation would produce B-mode polarization in the CMB. The τ-framework predicts tensor-to-scalar ratio r = ι_τ⁴ ≈ 0.01…

Physics High impact frontier problem COSMO Book V

Overview

Primordial gravitational waves from inflation would produce B-mode polarization in the CMB. The τ-framework predicts tensor-to-scalar ratio r = ι_τ⁴ ≈ 0.014, testable by CMB-S4.

Result Statement

Primordial gravitational waves: r = ι_τ⁴ ≈ 0.014. Testable by CMB-S4. Status: Resolved.