{"paper":{"title":"The low redshift Lyman-$\\alpha$ Forest as a constraint for models of AGN feedback","arxiv_id":"2204.09712","primary_cat":"astro-ph.GA","submitted_at":"2022-04-20T18:01:09+00:00","version_compiled":"v2"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13.0 on the question bank abstract-p1-20260923, exactly as returned. 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cosmological parameters, but TNG features an entirely reworked AGN feedback model.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.17,"main_claim_p":0.02,"quantitative":true,"quantitative_p":0.68,"role_probabilities":{"gap":0.0,"method":0.78,"result":0.0,"background":0.2,"limitation":0.0,"future_work":0.0,"contribution":0.02,"interpretation":0.0}},{"i":2,"p":1.0,"id":"s2","own":true,"role":"result","text":"Due to changes in the AGN radio mode model, the original Illustris simulations have a factor of 2-3 fewer Lyman-$\\alpha$ absorbers than TNG at column densities $N_{\\rm HI}< 10^{15.5}$ cm$^{-2}$.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.64,"main_claim_p":0.04,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":3,"p":0.99,"id":"s3","own":true,"role":"result","text":"We compare the simulated forest statistics to UV data from the Cosmic Origins Spectrograph (COS) and find that neither simulation can reproduce the slope of the absorber distribution.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.94,"main_claim_p":0.08,"quantitative":true,"quantitative_p":0.61,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.99,"background":0.0,"limitation":0.01,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":4,"p":1.0,"id":"s4","own":true,"role":"result","text":"Both Illustris and TNG also produce significantly smaller line width distributions than observed in the COS data.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.89,"main_claim_p":0.05,"quantitative":true,"quantitative_p":0.92,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":5,"p":1.0,"id":"s5","own":true,"role":"result","text":"We show that TNG is in much better agreement with the observed $z=0.1$ flux power spectrum than Illustris.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.93,"main_claim_p":0.17,"quantitative":true,"quantitative_p":0.96,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":6,"p":0.72,"id":"s6","own":true,"role":"method","text":"We explore which statistics can disentangle the effects of AGN feedback from alternative UVB models by rescaling the UVB of Illustris to produce a CDD match to TNG.","hedge":{"p":0.72,"label":"asserted"},"own_p":0.93,"main_claim_p":0.04,"quantitative":false,"quantitative_p":0.07,"role_probabilities":{"gap":0.0,"method":0.72,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.28,"interpretation":0.0}},{"i":7,"p":0.93,"id":"s7","own":true,"role":"result","text":"While this UVB rescaling is degenerate with the effect of AGN feedback on the CDD, the amplitude and shape of the flux PDF and 1D flux power spectrum change in a way distinct from a scaling of the UVB.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.92,"main_claim_p":0.11,"quantitative":false,"quantitative_p":0.31,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.93,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.01,"interpretation":0.05}},{"i":8,"p":0.99,"id":"s8","own":true,"role":"interpretation","text":"Our study suggests that the $z=0.1$ Lyman-$\\alpha$ forest observables can be used as a diagnostic of AGN feedback models.","hedge":{"p":1.0,"label":"hedged_possibility"},"own_p":0.74,"main_claim_p":0.9,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.01,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.99}}]},"compiled":{"main_claim":{"p":1.0,"text":"Our study suggests that the $z=0.1$ Lyman-$\\alpha$ forest observables can be used as a diagnostic of AGN feedback models.","location":"abstract 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