TY - RPRT TI - Grating-based holographic diffraction methods for X-rays and neutrons: phase object approximation and dynamical theory AU - Feng, Hao AU - Ashkar, Rana AU - Steinke, Nina AU - Dalgliesh, Robert AU - Lavrik, Nickolay V. AU - Kravchenko, Ivan I. AU - Pynn, Roger PY - 2018 DO - 10.1107/s1600576717016867 UR - https://www.osti.gov/biblio/1422549 ID - 1422549 ER -