Line Searches in <i>Swift</i> X-Ray Spectra
Line Searches in <i>Swift</i> X-Ray Spectra
Prior to the launch of the Swift mission several X-ray line detections were reported in gamma-ray burst afterglow spectra. To date, these pre-Swift era results have not been conclusively confirmed. The most contentious issue in this area is the choice of statistical method used to evaluate the significance of these …