Matches in SemOpenAlex for { <https://semopenalex.org/work/W4328138116> ?p ?o ?g. }
- W4328138116 endingPage "137" @default.
- W4328138116 startingPage "137" @default.
- W4328138116 abstract "Direct collapse black holes (DCBHs) are the leading candidates for the origin of the first supermassive black holes. However, the role of magnetic fields during their formation is still unclear as none of the previous studies has been evolved long enough to assess their impact during the accretion phase. Here, we report the results from a suite of 3D cosmological magneto-hydrodynamic (MHD) simulations which are evolved for 1.6 Myrs comparable to the expected lifetime of supermassive stars (SMSs). Our findings suggest that magnetic fields are rapidly amplified by strong accretion shocks irrespective of the initial magnetic field strength and reach the saturation state. They stabilize the accretion disks and significantly reduce fragmentation by enhancing the Jeans mass in comparison with pure hydrodynamical runs. Although the initial clump masses are larger in MHD runs, the rapid coalescence of clumps in non-MHD cases due to the higher degree of fragmentation results in similar masses. Overall, the central clumps have masses of $rm 10^5~M_{odot}$ and the mean mass accretion rates of $rm sim 0.1 ~M_{odot}/yr$ are similar in both MHD and non-MHD cases. The multiplicity of SMSs is significantly reduced in MHD simulations. Such strongly amplified magnetic fields are expected to launch Jets and outflows which may be detected with upcoming radio telescopes." @default.
- W4328138116 created "2023-03-22" @default.
- W4328138116 creator A5005088510 @default.
- W4328138116 creator A5027077715 @default.
- W4328138116 creator A5043220042 @default.
- W4328138116 date "2023-03-01" @default.
- W4328138116 modified "2023-10-02" @default.
- W4328138116 title "Role of Magnetic Fields in the Formation of Direct Collapse Black Holes" @default.
- W4328138116 cites W1487165085 @default.
- W4328138116 cites W1517712092 @default.
- W4328138116 cites W1552965972 @default.
- W4328138116 cites W1613124003 @default.
- W4328138116 cites W1919168463 @default.
- W4328138116 cites W1965713361 @default.
- W4328138116 cites W1972455373 @default.
- W4328138116 cites W1975627161 @default.
- W4328138116 cites W1991576369 @default.
- W4328138116 cites W1996074109 @default.
- W4328138116 cites W2003407741 @default.
- W4328138116 cites W2004511524 @default.
- W4328138116 cites W2010356053 @default.
- W4328138116 cites W2010970526 @default.
- W4328138116 cites W2018476712 @default.
- W4328138116 cites W2020575263 @default.
- W4328138116 cites W2027544184 @default.
- W4328138116 cites W2040788677 @default.
- W4328138116 cites W2042081950 @default.
- W4328138116 cites W2071335744 @default.
- W4328138116 cites W2073510197 @default.
- W4328138116 cites W2086148053 @default.
- W4328138116 cites W2089744285 @default.
- W4328138116 cites W2100569235 @default.
- W4328138116 cites W2101628452 @default.
- W4328138116 cites W2102852529 @default.
- W4328138116 cites W2105931610 @default.
- W4328138116 cites W2134902627 @default.
- W4328138116 cites W2150183264 @default.
- W4328138116 cites W2150240972 @default.
- W4328138116 cites W2150883328 @default.
- W4328138116 cites W2195648565 @default.
- W4328138116 cites W2277439264 @default.
- W4328138116 cites W2295555463 @default.
- W4328138116 cites W2395908903 @default.
- W4328138116 cites W2609314373 @default.
- W4328138116 cites W2752597218 @default.
- W4328138116 cites W2757333986 @default.
- W4328138116 cites W2769781160 @default.
- W4328138116 cites W2774444386 @default.
- W4328138116 cites W2786196015 @default.
- W4328138116 cites W2792656873 @default.
- W4328138116 cites W2799053481 @default.
- W4328138116 cites W2808141284 @default.
- W4328138116 cites W2889473693 @default.
- W4328138116 cites W2899338238 @default.
- W4328138116 cites W2900541003 @default.
- W4328138116 cites W2920579353 @default.
- W4328138116 cites W2951719345 @default.
- W4328138116 cites W2954615138 @default.
- W4328138116 cites W2963381759 @default.
- W4328138116 cites W2984423540 @default.
- W4328138116 cites W2986990574 @default.
- W4328138116 cites W3001543146 @default.
- W4328138116 cites W3008431859 @default.
- W4328138116 cites W3026581621 @default.
- W4328138116 cites W3097983441 @default.
- W4328138116 cites W3098102318 @default.
- W4328138116 cites W3098227962 @default.
- W4328138116 cites W3098846913 @default.
- W4328138116 cites W3099280424 @default.
- W4328138116 cites W3099706478 @default.
- W4328138116 cites W3100685835 @default.
- W4328138116 cites W3100829286 @default.
- W4328138116 cites W3101161143 @default.
- W4328138116 cites W3101880970 @default.
- W4328138116 cites W3101922377 @default.
- W4328138116 cites W3102037608 @default.
- W4328138116 cites W3102341133 @default.
- W4328138116 cites W3103492880 @default.
- W4328138116 cites W3103532770 @default.
- W4328138116 cites W3104344933 @default.
- W4328138116 cites W3104720847 @default.
- W4328138116 cites W3105289005 @default.
- W4328138116 cites W3105623650 @default.
- W4328138116 cites W3105798613 @default.
- W4328138116 cites W3105805925 @default.
- W4328138116 cites W3105959567 @default.
- W4328138116 cites W3110248758 @default.
- W4328138116 cites W3122271526 @default.
- W4328138116 cites W3124505803 @default.
- W4328138116 cites W3125864581 @default.
- W4328138116 cites W3146114140 @default.
- W4328138116 cites W3193693769 @default.
- W4328138116 cites W3212256210 @default.
- W4328138116 cites W4206969958 @default.
- W4328138116 cites W4223492777 @default.
- W4328138116 cites W4284884489 @default.
- W4328138116 cites W4291433604 @default.
- W4328138116 cites W4291954772 @default.