The Origin of the X-Ray Background

The X-ray background and the deep X-ray surveys - ScienceDirect

Evidence for heavy-seed origin of early supermassive black holes

File:An x-ray photograph of Summer, showing remarkable

From Then to Now: The Ancient History of Chiropractic Care

Fifty years of X-ray astronomy: A look back and into the (near) future - ScienceDirect

X-RAY ASTRONOMY 2019 (8-13 September 2019) · INDICO @ INAF (Indico)

File:SVG of x-ray of a hand in 1896.svg - Wikimedia Commons

German scientist discovers X-rays, November 8, 1895

PDF) Origin of the in-orbit instrumental background of the Hard X

PDF) The Simulation, Composition and Shielding of Radiation-Induced X-ray-like Background in Space-Based X-ray Astronomy Missions