Radial Coherential Dynamics v12.0: Cosmological Perturbations and CMB Consistency
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| Format: | Recurso digital |
| Langue: | anglais |
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2025
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| _version_ | 1866902020390125568 |
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| author | Cerezo, Arturo |
| author_facet | Cerezo, Arturo |
| contents | <p>Radial Coherential Dynamics v12.0 — Module J — develops the full linear cosmological perturbation theory of RCD and demonstrates consistency with high-precision CMB data. Scalar perturbations (δC, Φ, Ψ) are derived in the Newtonian gauge, the coherence perturbation equation is obtained, and the coupled Einstein–coherence system is solved at first order.</p> <p>The key results include:</p> <p>• linearized δC evolution equation in Fourier space<br>• Φ = Ψ (no gravitational slip), consistent with Planck data<br>• suppressed coherence perturbations at recombination (O(α²))<br>• primary CMB anisotropies (ℓ > 30) unchanged at O(10⁻⁴)<br>• late-time ISW effect modified at O(√α)<br>• potential explanation of the low-ℓ anomaly<br>• growth function and σ₈ prediction consistent with lensing surveys<br>• full set of testable predictions for Planck, ACT, SPT, DESI, Euclid, and LiteBIRD</p> <p>RCD preserves the success of ΛCDM at early times while introducing small, observationally relevant modifications at late times that alleviate the Hubble and S₈ tensions. Module J completes the perturbation and CMB consistency sector of RCD v12.x.</p> <h1> </h1> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_17769033 |
| institution | Zenodo |
| language | eng |
| publishDate | 2025 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Radial Coherential Dynamics v12.0: Cosmological Perturbations and CMB Consistency Cerezo, Arturo Radial Coherential Dynamics cosmological perturbations CMB Integrated Sachs-Wolfe effect Hubble tension S8 tension scalar perturbations FRW perturbations coherence field modified gravity CMB power spectrum ISW suppression Physics / General Relativity and Quantum Cosmology Physics / Cosmology and Nongalactic Astrophysics Physics / Mathematical Physics Mathematics / Analysis of PDEs <p>Radial Coherential Dynamics v12.0 — Module J — develops the full linear cosmological perturbation theory of RCD and demonstrates consistency with high-precision CMB data. Scalar perturbations (δC, Φ, Ψ) are derived in the Newtonian gauge, the coherence perturbation equation is obtained, and the coupled Einstein–coherence system is solved at first order.</p> <p>The key results include:</p> <p>• linearized δC evolution equation in Fourier space<br>• Φ = Ψ (no gravitational slip), consistent with Planck data<br>• suppressed coherence perturbations at recombination (O(α²))<br>• primary CMB anisotropies (ℓ > 30) unchanged at O(10⁻⁴)<br>• late-time ISW effect modified at O(√α)<br>• potential explanation of the low-ℓ anomaly<br>• growth function and σ₈ prediction consistent with lensing surveys<br>• full set of testable predictions for Planck, ACT, SPT, DESI, Euclid, and LiteBIRD</p> <p>RCD preserves the success of ΛCDM at early times while introducing small, observationally relevant modifications at late times that alleviate the Hubble and S₈ tensions. Module J completes the perturbation and CMB consistency sector of RCD v12.x.</p> <h1> </h1> |
| title | Radial Coherential Dynamics v12.0: Cosmological Perturbations and CMB Consistency |
| topic | Radial Coherential Dynamics cosmological perturbations CMB Integrated Sachs-Wolfe effect Hubble tension S8 tension scalar perturbations FRW perturbations coherence field modified gravity CMB power spectrum ISW suppression Physics / General Relativity and Quantum Cosmology Physics / Cosmology and Nongalactic Astrophysics Physics / Mathematical Physics Mathematics / Analysis of PDEs |
| url | https://doi.org/10.5281/zenodo.17769033 |