A persistent excess of galaxy-galaxy strong lensing observed in galaxy clusters
Meneghetti M, Cui W, Rasia E, Yepes G, Acebron A, Angora G, Bergamini P, Borgani S, Calura F, Despali G, Giocoli C, Granata G, Grillo C, Knebe A, Macciò A, Mercurio A, Moscardini L, Natarajan P, Ragagnin A, Rosati P, Vanzella E. A persistent excess of galaxy-galaxy strong lensing observed in galaxy clusters. Astronomy & Astrophysics 2023, 678: l2. DOI: 10.1051/0004-6361/202346975.Peer-Reviewed Original ResearchGalaxy clustersObserved galaxy clustersStrong lensingCold dark matter cosmological modelCosmological modelsDense stellar coreGalaxy formation modelsCosmological hydrodynamical simulationsStandard cosmological modelDifferent observational propertiesRay-tracing analysisCluster galaxiesStar formationIntracluster mediumStellar coreHydrodynamical simulationsObservational propertiesGalaxiesLensingOrders of magnitudeSame initial conditionsNumerical implementationFormation modelTheoretical predictionsInitial conditions
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