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backscatter |
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backscatter in radiology, radiation deflected by scattering processes at angles greater than 90 degrees to the original direction of the beam of radiation. Important in radiotherapy when estimating surface exposure dose. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The traditional prediction of average backscatter intensities in compounds using elemental mass fractions is improperly grounded in mass and thus has no physical basis. A breakthrough in X-ray detection technology, AS&E's Z Backscatter Van is a low-cost, highly mobile screening system built into a commercially available delivery van. The system's proprietary Z Backscatter technology produces photo-like images from three sides of the cargo -- left, right, and top-down -- to provide the DoD with maximum inspection capability to secure this vital checkpoint. |
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