Nova Sco 2023's Chandra grating spectra show enhanced high-n emission lines and narrow RRCs attributed to charge exchange between shocked ejecta and cold gas, the second such detection in a nova.
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X-ray observations of Nova Sco 2023: Spectroscopic evidence of charge exchange
Nova Sco 2023's Chandra grating spectra show enhanced high-n emission lines and narrow RRCs attributed to charge exchange between shocked ejecta and cold gas, the second such detection in a nova.