N-body simulations show massive stars in TCCA clusters rapidly acquire triple or higher multiples and local density enhancements via dynamics, with multiplicity trends and shallower N_* profiles than competitive accretion models, matching AFGL 5180 better.
M., Holgado G., Mart ' nez-Sebasti 'a n C., Sim 'o n-D ' az S.
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Helium-rich O-type stars show nitrogen abundances that do not match single-star model predictions and are interpreted as binary interaction products, while helium-normal stars align better except for luminosity class III objects where models overpredict enrichment.
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Star cluster formation from turbulent clumps. V. Stellar clustering around massive stars
N-body simulations show massive stars in TCCA clusters rapidly acquire triple or higher multiples and local density enhancements via dynamics, with multiplicity trends and shallower N_* profiles than competitive accretion models, matching AFGL 5180 better.
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The IACOB project: XVII. Nitrogen abundances in Galactic O-type stars: further hints for separating binary-interaction products from effectively single stars
Helium-rich O-type stars show nitrogen abundances that do not match single-star model predictions and are interpreted as binary interaction products, while helium-normal stars align better except for luminosity class III objects where models overpredict enrichment.