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X-Ray Mass Attenuation Coefficients

Version History

Example of how to reference this online database: (Replace year, month day with database access date.)
Hubbell, J.H. and Seltzer, S.M. (2004), Tables of X-Ray Mass Attenuation Coefficients and Mass Energy-Absorption Coefficients (version 1.4). [Online] Available: http://physics.nist.gov/xaamdi [year, month day]. National Institute of Standards and Technology, Gaithersburg, MD.
Optional addition:
Originally published as NISTIR 5632, National Institute of Standards and Technology, Gaithersburg, MD (1995).
Citation Form:
Author/editor (Year), Title (edition). [Type of medium] Available: URL [Access date].

Version 1.4
July 12, 2004
Tables are now available in HTML format. Tables 3 and 4 are still available in ASCII format.
Version 1.3
July 5, 2001
LaTeX source code has been made available for equations displayed as images.
Version 1.2
April 24, 1997
Equations (2) in Section 2, and (16) in Section 3 have been corrected. Equations have been converted from xbm's to gif format for quicker loading.
Version 1.1
April 16, 1997
Equations (3) and (5) in Section 2, and Eq. (7) in Section 3 have been corrected.
Version 1.0
April 18, 1996
Web version online.
Original Publication
May 1995
Tables of X-Ray Mass Attenuation Coefficients and Mass Energy-Absorption Coefficients from 1 keV to 20 MeV for Elements Z = 1 to 92 and 48 Additional Substances of Dosimetric Interest. NISTIR 5632

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