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Paper: |
Evidence for Disks around Young Massive Stars from 3D Radiative Transfer Image Modeling |
Volume: |
387, Massive Star Formation: Observations Confront Theory |
Page: |
270 |
Authors: |
Steinacker, J.; Chini, R.; Nielbock, M.; Nürnberger, D.E.A.; Hoffmeister, V.; Hure, J.-M.; Semenov, D.; Scheyda, C.M.; Siebenmorgen, R. |
Abstract: |
While a paradigm for the formation of low-mass stars has been established that is based on accretion of gas and dust through a circumstellar disk, there is no agreed formation scenario for stars with masses greater than 10 solar masses. New evidence for the existence of large-scale flattened structures around young massive stars and compact HII regions is presented and analyzed by radiative transfer models: i) An analysis of the most-extended circumstellar disk known so far including a stability analysis of extended disk structures. ii) A comparison of K-band images of the first hypercompact HII region with a disk candidate and scattered light models. iii) A modeling of the first candidate for a remnant disk around a massive star. |
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