{"total":20,"items":[{"citing_arxiv_id":"2606.26218","ref_index":263,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Dark Matter in Draco and Bo\\\"otes I: Hints of a Core in an Ultra-Faint Dwarf from Simulation-Based Inference","primary_cat":"astro-ph.GA","submitted_at":"2026-06-24T18:00:00+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"GraphNPE recovers a significantly lower central density for Boötes I consistent with a core while Draco remains marginally cuspy, and demonstrates that higher-order velocity moments reduce bias in dynamical modeling.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.19995","ref_index":7,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Finite-Core Signatures in LISA-Band Wave-Optics Lensing by Low-Mass Dark Matter Halos","primary_cat":"astro-ph.CO","submitted_at":"2026-06-18T09:32:21+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Finite cores in low-mass dark matter halos produce distinct complex residuals in LISA-band wave-optics amplification that cannot be fully mimicked by lower-concentration NFW profiles and peak at rc/rs ≃ 0.25-0.3.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.18708","ref_index":89,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Dynamical evolution of dark matter subhaloes in the Milky Way: role of the Galactic disc","primary_cat":"astro-ph.CO","submitted_at":"2026-06-17T05:42:35+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"N-body simulations show that subhaloes on low-inclination orbits to the galactic disc lose mass faster due to tidal shocks while exactly coplanar orbits experience suppressed mass loss from adiabatic shielding.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.04827","ref_index":15,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Steep Redshift Evolution of the Ionizing Escape Fraction at $z = 5$--$12$: Empirical Constraints and Comparison with Simulations","primary_cat":"astro-ph.CO","submitted_at":"2026-06-03T12:50:05+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Empirical three-parameter fit to f_esc(M_h,z) yields steep redshift evolution with population-averaged escape fraction rising from ~2% at z=5 to ~9% at z=12.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"parameters at each grid point, give tight constraints: fprof 0 = 0.061+0.018 −0.023 ,(11) αprof M = +0.18+0.22 −0.30 ,(12) αprof z = +1.98+0.48 −0.42 .(13) However, the full MCMC marginal posteriors (Figure 4), which integrate over the strongf 0-αM-αz degeneracy, are substantially broader: fmarg 0 = 0.26+0.16 −0.17 ,(14) αmarg M =−0.52 +0.69 −0.69 ,(15) αmarg z = +1.93+2.09 −2.00 .(16) The difference between profile and marginal constraints reveals an important three-way degeneracy: a higherf 0 can compensate for more negativeα M and lowerα z, and vice versa. We discuss both sets of constraints below. 6W ang & Shan Table 3.Parameter Constraints Parameter Profile 1σ(profile) Marginal 1σ(marginal) THESAN"},{"citing_arxiv_id":"2606.00221","ref_index":184,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"It's Not Just Star Formation: A trend of low dark matter densities in the Andromeda dwarf galaxy system","primary_cat":"astro-ph.GA","submitted_at":"2026-05-29T18:00:10+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Five of seven modeled M31 dwarf spheroidals show anomalously low central DM densities at 150 pc, with star formation heating disfavored as the sole cause.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.27513","ref_index":36,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Constraints on a Light Leptophilic Scalar from Dark-Sector Couplings","primary_cat":"hep-ph","submitted_at":"2026-05-26T18:00:04+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":3.0,"formal_verification":"none","one_line_summary":"A parameter space analysis of a leptophilic scalar mediator model for Majorana dark matter yields a viable sub-GeV region after applying relic density, cosmological, astrophysical, and laboratory constraints.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.25671","ref_index":31,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Scalarization of dark matter stars","primary_cat":"gr-qc","submitted_at":"2026-05-25T10:23:25+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Scalarization occurs across most of the parameter space for negative coupling parameter β_d in self-interacting dark matter stars, over a broader range than in conventional neutron stars.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.20015","ref_index":7,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Search for soft unclustered energy patterns containing muons in the final state in $pp$ collisions at $\\sqrt{s}$ = 13 TeV with the ATLAS detector","primary_cat":"hep-ex","submitted_at":"2026-05-19T15:43:37+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"No significant excess observed in search for SUEP signatures with muons; exclusion limits set on mediator cross section times branching fraction down to 0.05 fb at 750 GeV.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.05588","ref_index":9,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Self-interacting dark matter and core formation in field low-surface-brightness galaxies","primary_cat":"astro-ph.CO","submitted_at":"2026-05-07T02:13:42+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Order-of-magnitude estimates exclude a self-interaction cross section of 1 cm²/g for dark matter in isolated low-surface-brightness galaxies while favoring 0.1 cm²/g.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.19873","ref_index":20,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Self-Interaction and Galactic Magnetic Field Bounds on Millicharged Magnetic Monopole Dark Matter","primary_cat":"hep-ph","submitted_at":"2026-04-21T18:00:04+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Self-interaction constraints and the Parker effect from galactic magnetic fields bound the kinetic mixing and other parameters of millicharged magnetic monopole dark matter.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"Huang, Phys. Rev. D96, 055010 (2017), arXiv:1705.01107 [hep-ph]. [18] M. L. Graesser, I. M. Shoemaker, and N. T. Arellano, JHEP03, 105 (2022), arXiv:2105.05769 [hep-ph]. [19] M. Rocha, A. H. G. Peter, J. S. Bullock, M. Kapling- hat, S. Garrison-Kimmel, J. Onorbe, and L. A. Mous- takas, Mon. Not. Roy. Astron. Soc.430, 81 (2013), arXiv:1208.3025 [astro-ph.CO]. [20] A. H. G. Peter, M. Rocha, J. S. Bullock, and M. Kapling- hat, Mon. Not. Roy. Astron. Soc.430, 105 (2013), arXiv:1208.3026 [astro-ph.CO]. [21] R. Lasenby, JCAP11, 034 (2020), arXiv:2007.00667 [hep-ph]. [22] A. Cruz and M. McQuinn, JCAP04, 028 (2023), arXiv:2202.12464 [astro-ph.CO]. [23] W. DeRocco and P. Giffin, Phys. Rev. D111, 095031 (2025), arXiv:2411."},{"citing_arxiv_id":"2604.10726","ref_index":16,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Reionization Topology as a Probe of Self-Interacting Dark Matter","primary_cat":"astro-ph.CO","submitted_at":"2026-04-12T16:59:09+00:00","verdict":"CONDITIONAL","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Self-interacting dark matter increases the Euler characteristic of the reionization ionization field by 60-70% for cross-sections above 2 cm2/g through changes in ionizing source populations.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"White, A Uni- versal density profile from hierarchical clustering,Astro- phys. J. 490, 493 (1997), arXiv:astro-ph/9611107. [15] M. Kaplinghat, S. Tulin, and H.-B. Yu, Dark Matter Halos as Particle Colliders: Unified Solution to Small- Scale Structure Puzzles from Dwarfs to Clusters, Phys. Rev. Lett. 116, 041302 (2016), arXiv:1508.03339 [astro- ph.CO]. [16] M. Rocha, A. H. G. Peter, J. S. Bullock, M. Kapling- hat, S. Garrison-Kimmel, J. Onorbe, and L. A. Mous- 10 takas, Cosmological Simulations with Self-Interacting Dark Matter I: Constant Density Cores and Substruc- ture, Mon. Not. Roy. Astron. Soc. 430, 81 (2013) , arXiv:1208.3025 [astro-ph.CO]. [17] O. D. Elbert, J. S. Bullock, S. Garrison-Kimmel,"},{"citing_arxiv_id":"2604.08647","ref_index":55,"ref_count":1,"confidence":0.9,"is_internal_anchor":false,"paper_title":"Bypassed Core Formation in Milky Way-Mass SIDM Halos: Implications for the Local Group Past-Pericenter Scenario","primary_cat":"astro-ph.GA","submitted_at":"2026-04-09T17:59:18+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"MW-mass SIDM halos bypass core formation and enter immediate core collapse due to baryonic preconditioning, allowing the compact stellar disk and bulge to survive close pericenter passages while the diffuse halo is more easily disrupted.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"mological simulations with self-interacting dark matter - I. Constant-density cores and substructure, Mon. Not. Roy. As- tron. Soc.430, 81 (2013), arXiv:1208.3025 [astro-ph.CO]. [54] O. D. Elbert, J. S. Bullock, M. Kaplinghat, S. Garrison- Kimmel, A. S. Graus, and M. Rocha, A Testable Conspiracy: Simulating Baryonic Effects on Self-interacting Dark Matter Halos, Astrophys. J.853, 109 (2018). [55] K. E. Andrade, J. Fuson, S. Gad-Nasr, D. Kong, Q. Mi- nor, M. G. Roberts, and M. Kaplinghat, A stringent upper limit on dark matter self-interaction cross-section from clus- ter strong lensing, Mon. Not. R. Astron. Soc.510, 54 (2022), arXiv:2012.06611 [astro-ph.CO]. [56] A. H. G. Peter, M. Rocha, J. S. Bullock, and M. Kaplinghat, Cosmological simulations with self-interacting dark matter -"},{"citing_arxiv_id":"2602.02678","ref_index":41,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Axion-Like Electrophilic Portal for Pion Dark Matter","primary_cat":"hep-ph","submitted_at":"2026-02-02T19:00:54+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"A minimal electrophilic ALP portal for SIMP pion dark matter widens the allowed parameter space, making an ALP mass of order 10 MeV viable and consistent with the X17 anomaly.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2601.17117","ref_index":76,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Non-Equilibrium Relativistic Core Collapse of Self-Interacting Dark Matter Halos -- Limits On Seed Black Hole Mass","primary_cat":"astro-ph.CO","submitted_at":"2026-01-23T19:00:02+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Non-equilibrium relativistic SIDM halo collapse produces seed black holes of mass ~3e-8 of the halo mass at apparent horizon formation.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"sively studied in a variety of previous works. Such a process has been modeled using a fluid approximation, where the halo is treated as a spherically symmetric, non-relativistic ideal fluid that undergoes quasi-static collapse under the assump- tion of hydrostatic equilibrium. This formalism was originally introduced for the study of globular star clusters [76, 77], and was first applied to SIDM halos by Balberget al.[72]. Since then, many studies have addressed the core-collapse time and the density-profile evolution using the fluid model, including the presence of baryonic components [78, 79], partially ultra- strong interactions [33, 80], dissipative interactions [81-85], and velocity-dependent cross sections [86-88]."},{"citing_arxiv_id":"2601.04340","ref_index":33,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Dark QCD Origin of the NANOGrav Signal and Self-Interacting Dark Matter","primary_cat":"astro-ph.CO","submitted_at":"2026-01-07T19:21:01+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"A dark QCD model with a first-order phase transition at 5-6 MeV produces the NANOGrav SGWB amplitude while supplying self-interacting dark matter via a 40 GeV baryon and 20-50 MeV dilaton, linked by entropy dilution.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2512.18959","ref_index":26,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Scalar-Mediated Inelastic Dark Matter as a Solution to Small-Scale Structure Anomalies","primary_cat":"hep-ph","submitted_at":"2025-12-22T02:16:54+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"A scalar-mediated inelastic dark matter model with 100 eV splitting, Z2 symmetry forbidding elastic scattering, and a dimension-5 dipole operator reconciles dwarf galaxy observations with cosmological bounds via resonant enhancement and provides a distinct direct detection signal.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2511.13515","ref_index":55,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Probing scalar-neutrino and scalar-dark-matter interactions with PandaX-4T","primary_cat":"hep-ex","submitted_at":"2025-11-17T15:49:18+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"PandaX-4T reports the first direct spectral search for scalar-mediated neutrino self-interactions in 136Xe double beta decay, setting new upper limits for mediator masses below 2 MeV/c².","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2504.17064","ref_index":6,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Imprints of energy injection by compact dark stars in the 21-cm signal","primary_cat":"hep-ph","submitted_at":"2025-04-23T19:17:07+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Compact dark stars from asymmetric dark matter may inject energy that significantly deviates the 21-cm brightness temperature evolution from standard cosmology, offering a new probe for particle dark matter.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2504.13004","ref_index":49,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Calibrating the SIDM Gravothermal Catastrophe with N-body Simulations","primary_cat":"astro-ph.GA","submitted_at":"2025-04-17T15:14:35+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"N-body simulations with Arepo calibrate the β parameter in the SIDM gravothermal model, showing it is independent of cross-section, concentration, and mass for velocity-independent scattering, and introduce an effective β model for the long-mean-free-path regime.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"1907.04324","ref_index":47,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Dark Matter Energy Deposition and Production from the Table-Top to the Cosmos","primary_cat":"hep-ph","submitted_at":"2019-07-09T15:47:40+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"The thesis presents a new 3-to-2 freezeout mechanism, bound-state effects on searches, a new axion interferometric search, reionization assessments, 21-cm constraints, and the DarkHistory code for ionization and thermal histories.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"First, it avoids powerful constraints coming from the xenon-based direct detection experiments [9, 10, 46] while motivating a range of new experiments targeting the MeV-GeV mass range. Second, the smaller dark matter masses tend to also come with increased self-interaction rates, offering a potential solution to the so-called small-scale structure problems [47-49]. The annihilation rate of these sub- GeVdark matter particles into Standard Model particles in these models can be small enough to evade the stringent CMB limits for dark matter in this mass range [1]. In the forbidden dark matter scenario, a simple𝑈(1) vector portal dark sector 22 with a dark photon 𝐴′ that is slightly more massive than the Dirac fermion dark"}],"limit":50,"offset":0}