{"total":13,"items":[{"citing_arxiv_id":"2605.27221","ref_index":25,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Constraints on Dynamical Dark Energy from Multiple Probes in the Full Dark Energy Survey","primary_cat":"astro-ph.CO","submitted_at":"2026-05-26T16:08:36+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Full DES data from SN+BAO+3x2pt yields w0=-0.84, wa=-0.44 with 2.2σ deviation from ΛCDM; adding DESI+CMB reaches 3.0σ while 3x2pt improves figure of merit by ~10%.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.11658","ref_index":34,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"GI BAO as a cosmological consistency check","primary_cat":"astro-ph.CO","submitted_at":"2026-05-12T07:20:14+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"GI BAO provides a robust consistency check for density BAO and shear data, with the first photometric measurement on DES Y3 showing agreement at α = 0.966 ± 0.252.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"[31] Planck Collaboration, A&A641, A6 (2020), arXiv:1807.06209 [astro-ph.CO]. [32] DES Collaboration, T. M. C. Abbott, M. Acevedo, M. Aguena, A. Alarcon,et al., ApJ973, L14 (2024), arXiv:2401.02929 [astro-ph.CO]. [33] DES Collaboration, T. M. C. Abbott, M. Acevedo, M. Adamow, M. Aguena,et al., arXiv e-prints , arXiv:2503.06712 (2025), arXiv:2503.06712 [astro- ph.CO]. [34] J. Prat, J. Blazek, C. Sánchez, I. Tutusaus, S. Pandey,et al., Phys. Rev. D105, 083528 (2022), arXiv:2105.13541 [astro-ph.CO]. [35] L. F. Secco, S. Samuroff, E. Krause, B. Jain, J. Blazek,et al., Phys. Rev. D105, 023515 (2022), arXiv:2105.13544 [astro-ph.CO]. [36] A. Amon, D. Gruen, M. A. Troxel, N. MacCrann, S. Dodelson,et al., Phys. Rev. D105, 023514 (2022),"},{"citing_arxiv_id":"2604.15434","ref_index":1,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"PySCo-EFT and ECOSMOG-EFT: a tandem of N-body simulation codes for the Effective Field Theory of Dark Energy","primary_cat":"astro-ph.CO","submitted_at":"2026-04-16T18:00:11+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Two new N-body codes simulate EFTofDE models with Vainshtein screening and achieve sub-0.5% agreement with linear theory on large scales plus mutual consistency on non-linear scales.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.12020","ref_index":12,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Beyond the Standard Model of Cosmology: Testing new paradigms with a Multiprobe Exploration of the Dark Universe","primary_cat":"astro-ph.CO","submitted_at":"2026-04-13T20:05:26+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Proposes primordial black holes from modified small-scale fluctuations and entropic acceleration in expanding spacetime as explanations for dark matter and dark energy.","context_count":1,"top_context_role":"background","top_context_polarity":"support","context_text":"Moreover, the ΛCDM model has presently been challenged by at least three key observations: 1) the detection of gravitational waves (GW) emitted by binary black hole (BBH) mergers with black holes in the lower and upper mass gaps [8], 2) the James Webb Space Telescope (JWST) detection of fully formed galaxies at very high redshifts [9] (z∼14) with massive BH at their centers, and 3) the recent results of DESI-BAO [10, 11] and DES-SN [12, 13] which, if confirmed, point to a non-constant Λ. All these new findings are challenging our ideas on the evolution and the formation of structure in the Universe. My insight in the last few years has been that it is possible to explain DM and DE with known physics - General Relativity (GR), Thermodynamics, QFT in curved space-time, and the Standard Model of Particle Physics - but"},{"citing_arxiv_id":"2604.09141","ref_index":55,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Bounding axion dark energy","primary_cat":"astro-ph.CO","submitted_at":"2026-04-10T09:20:28+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"An analytic bound on axion parameters in thawing quintessence is derived independently of initial conditions and used with cosmological observations plus quantum gravity constraints to exclude large regions of axion dark energy parameter space.","context_count":1,"top_context_role":"dataset","top_context_polarity":"use_dataset","context_text":"Ωm,0 \u00111 2 1 3 2ϵ0 −1 −1≥ 1 2 √ 3 √ϵ0 [ϵ0 −ϵ b]p1−Ω Λ,0s m2 H2 0 − 3 4 m2 P f 2 (1−w ϕ,0)Ωϕ,0 .(4.1) 4.1.1 Axion DE and DESI DR2 Let us consider the basic axion DE model, with Λ = 0. Numerical analyses appeared in refs. [34, 35], combining DESI DR1 and DR2 data [3-5], respectively, with CMB data [52-54] and one among further data sets: (a) Pantheon+ [55, 56], (b) Union3 [57], (c) and DES Y5 [58]. A similar analysis also appears in ref. [36]. In ref. [35], the outcomes of the analysis are as below (95% confidence level). - 10 - (a) (b) (c) wϕ,0 −0.92+0.06 −0.05 −0.75+0.22 −0.18 −0.84+0.10 −0.08 Ωm,0 0.314+0.011 −0.010 0.330+0.018 −0.016 0.322+0.014 −0.013 H0 10−33 eV/ℏ 1.43+0.02 −0.02 1.39+0.03 −0."},{"citing_arxiv_id":"2601.22910","ref_index":4,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"The Bondi universe: Can negative mass drive the cosmological expansion?","primary_cat":"astro-ph.CO","submitted_at":"2026-01-30T12:33:22+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"A mixed positive-negative Bondi mass universe produces accelerating expansion through three dynamical phases once the gravitational coupling parameter exceeds unity.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2601.02077","ref_index":124,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Joint Constraints on Neutrinos and Dynamical Dark Energy in Minimally Modified Gravity","primary_cat":"astro-ph.CO","submitted_at":"2026-01-05T12:58:36+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"The w†VCDM model shows a statistically significant preference for late-time quintessence-phantom crossing dark energy, raises the Hubble constant, and satisfies neutrino mass and Neff constraints from current cosmological datasets.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"(2025), arXiv:2408.04530 [astro-ph.CO]. [122] T. M. C. Abbottet al.(DES), Dark Energy Survey: implications for cosmological expansion models from the final DES Baryon Acoustic Oscillation and Supernova data (2025), arXiv:2503.06712 [astro-ph.CO]. [123] K. N. Abazajian, Sterile neutrinos in cosmology, Phys. Rept.711-712, 1 (2017), arXiv:1705.01837 [hep-ph]. [124] R. Hu, M.-c. Chu, S. Yeung, and W. Zhang, Impact of light sterile neutrinos on cosmological large scale struc- ture, JCAP06, 014, arXiv:2501.16908 [astro-ph.CO]. [125] A. Boyarsky, O. Ruchayskiy, and M. Shaposhnikov, The Role of sterile neutrinos in cosmology and astro- physics, Ann. Rev. Nucl. Part. Sci.59, 191 (2009), arXiv:0901.0011 [hep-ph]. [126] L."},{"citing_arxiv_id":"2509.14322","ref_index":73,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Probing the limits of cosmological information from the Lyman-$\\alpha$ forest 2-point correlation functions","primary_cat":"astro-ph.CO","submitted_at":"2025-09-17T18:00:11+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Using idealized synthetic data, knowing the true continuum in Lyα forest auto- and cross-correlations reduces uncertainties on the AP parameter and Ω_m by ~10%, with extension to 240 h^{-1}Mpc scales adding up to ~15% further improvement equivalent to a 40% larger survey area.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2509.02539","ref_index":9,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Extending the Dynamical Systems Toolkit: Coupled Fields in Multiscalar Dark Energy","primary_cat":"hep-th","submitted_at":"2025-09-02T17:41:58+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"New dynamical systems variables for coupled axion-saxion fields yield a general non-geodesicity expression at fixed points and identify genuinely non-geodesic attractors under exponential couplings.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2506.13537","ref_index":29,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Revisiting $\\Lambda$CDM extensions in light of re-analyzed CMB data","primary_cat":"astro-ph.CO","submitted_at":"2025-06-16T14:26:18+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Re-analysis with PR4 Planck likelihoods reduces lensing anomaly significance and curvature preference in Lambda CDM extensions while indicating a preference for evolving dark energy consistent with DESI.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2503.14738","ref_index":43,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"DESI DR2 Results II: Measurements of Baryon Acoustic Oscillations and Cosmological Constraints","primary_cat":"astro-ph.CO","submitted_at":"2025-03-18T21:14:12+00:00","verdict":"ACCEPT","verdict_confidence":"MODERATE","novelty_score":7.0,"formal_verification":"none","one_line_summary":"DESI DR2 BAO data exhibits 2.3 sigma tension with CMB in Lambda-CDM but prefers evolving dark energy (w0 > -1, wa < 0) at 3.1 sigma with CMB and 2.8-4.2 sigma when including supernovae.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"ers, Phys. Rev. D 103, 083533 (2021), arXiv:2007.08991 [astro-ph.CO]. [42] DES Collaboration, T. M. C. Abbott, M. Acevedo, M. Adamow, M. Aguena, A. Alarcon, S. Allam, O. Alves, F. Andrade-Oliveira, J. Annis, P. Arm- strong, S. Avila, D. Bacon, K. Bechtol, J. Blazek, and others, arXiv e-prints , arXiv:2503.06712 (2025), arXiv:2503.06712 [astro-ph.CO]. [43] J. Frieman, M. Turner, and D. Huterer, Ann. Rev. As- tron. Astrophys. 46, 385 (2008), arXiv:0803.0982 [astro- ph]. [44] R. L. Workman, V. D. Burkert, V. Crede, E. Klempt, U. Thoma, L. Tiator, K. Agashe, G. Aielli, B. C. Al- lanach, C. Amsler, M. Antonelli, E. C. Aschenauer, D. M. Asner, H. Baer, S. Banerjee, and others, Progress of Theoretical and Experimental Physics 2022, 083C01"},{"citing_arxiv_id":"2502.20425","ref_index":32,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Einstein-Cartan cosmology and the S8 problem","primary_cat":"physics.gen-ph","submitted_at":"2025-02-27T12:10:35+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":3.0,"formal_verification":"none","one_line_summary":"Einstein-Cartan cosmology predicts much larger mass density and sigma_8(z) at high redshifts than LCDM, making the S8 discrepancy between CMB and low-redshift data a natural outcome rather than a problem.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2401.02929","ref_index":22,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"The Dark Energy Survey: Cosmology Results With ~1500 New High-redshift Type Ia Supernovae Using The Full 5-year Dataset","primary_cat":"astro-ph.CO","submitted_at":"2024-01-05T18:14:39+00:00","verdict":"ACCEPT","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"DES supernova data alone give Omega_M = 0.352 +/- 0.017 in flat LambdaCDM and confirm acceleration at >5 sigma, with dark energy consistent with a cosmological constant to within ~2 sigma when combined with other probes.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}