SIMBAD references

2023ApJ...956...50L - Astrophys. J., 956, 50 (2023/October-2)

The Influence of Outflow Feedback in Clumps.

LI Q., LI M., ZHANG L., PEI S., CHANG Z. and ZHANG Y.

Abstract (from CDS):

We analyzed the influence of outflow feedback from two perspectives: turbulent support and potential disruptive effect, of which 694 clumps and 188 have been identified as outflow candidates. For turbulent support, we find the slopes of Eturb - Rclump (turbulent energy and radius of the clump) and Pturb - Rclump (turbulent momentum and radius of the clump) have no difference and are consistent with expected values whether there is outflow feedback in clumps or not. The ratios of the outflow energy and momentum to the turbulence energy and momentum (Eflow/Eturb, Pflow/Pturb) show that the majority of clumps have not enough energy and momentum to support turbulence. Meanwhile, there is no correlation between the velocity dispersion and radius. For potential disruptive effects, we conclude that it is impossible for the outflow activities to disrupt entire clumps and as the mass of the clumps increases, the clumps becomes harder to destroy. Finally, we do not see evidence that the virial parameter changes significantly whether the clumps have outflow candidates or not.

Abstract Copyright: © 2023. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Interstellar clouds - Interstellar dynamics - Jets - Star formation

VizieR on-line data: <Available at CDS (J/ApJ/956/50): table1.dat table2.dat>

Simbad objects: 695

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