Interstellar and Intergalactic Absorption of Cosmic X Rays
- 15 August 1966
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 17 (7) , 401-405
- https://doi.org/10.1103/physrevlett.17.401
Abstract
Calculations using improved element abundances and atomic photoelectric cross-section data indicate sizable interstellar x-ray absorption edges at 0.532 and 0.874 keV due to -shell photoionization of O and Ne, respectively. Results are applied to recent and prospective observations.
Keywords
This publication has 9 references indexed in Scilit:
- X-Ray Spectra from Three Cosmic SourcesScience, 1966
- X-Ray Photoeffect Cross Sections in Low- and Medium-Z Absorbers for the Energy Range 852 eV to 40 keVJournal of Applied Physics, 1966
- Part V. Origin of CosmicX-RaysProgress of Theoretical Physics Supplement, 1964
- The Interstellar Abundance of the Hydrogen Molecule. II. Galactic Abundance and Distribution.The Astrophysical Journal, 1963
- Interstellar Absorption Below 100 ÅPublications of the Astronomical Society of the Pacific, 1961
- A Revised Table of Abundances of the Elements.The Astrophysical Journal, 1959
- Quantum Mechanics of One- and Two-Electron AtomsPublished by Springer Nature ,1957
- Semiempirical Determination of Mass Absorption Coefficients for the 5 to 50 Angstrom X-Ray RegionJournal of Applied Physics, 1957
- The Continuous Absorption Spectrum of HeliumPhysical Review B, 1933