Simulations show that 10-30% pollution from supermassive star ejecta reproduces the nitrogen-enhanced abundance pattern of GN-z11 and some other high-z galaxies.
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JADES is a 770-hour JWST Cycle 1 survey delivering deep multi-band NIRCam imaging over ~209 arcmin² and NIRSpec spectroscopy of over 5000 sources in the GOODS-S and GOODS-N fields to study galaxy evolution from high redshift to cosmic noon.
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Nitrogen enhancement of GN-z11 by metal pollution from supermassive stars
Simulations show that 10-30% pollution from supermassive star ejecta reproduces the nitrogen-enhanced abundance pattern of GN-z11 and some other high-z galaxies.
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Overview of the JWST Advanced Deep Extragalactic Survey (JADES)
JADES is a 770-hour JWST Cycle 1 survey delivering deep multi-band NIRCam imaging over ~209 arcmin² and NIRSpec spectroscopy of over 5000 sources in the GOODS-S and GOODS-N fields to study galaxy evolution from high redshift to cosmic noon.