Image Details
Caption: Figure 2.
An enlargement of the Fe K region of observations for 7485, 23435 and 24663 combined, and 22213 from left to right. The transition from a dominant H-like (1.78) trough to dominant He-like (1.85) and lower charge states above 1.9 Å can be seen.
© 2026. The Author(s). Published by the American Astronomical Society.