A New Method to Measure the Divergence of X-Ray Beams from Capillaries

Key Laboratory of Beam Technology and Material Modification of Minister of Education, Beijing Normal University, Beijing 100875Institute of Low Energy Nuclear Physics, and Department of Material Science and Engineering, Beijing Normal University, Beijing 100875Beijing Radiation Center, Beijing Normal University, Beijing 100875

Published Date: March 31, 2006

Abstract

A new method to measure the divergence of x-ray beams propagated out from several capillaries is introduced. This new method is based on Bragg's law and is proven efficiently by the experimental measurement with collimators and straight polycapillaries.