1. Point spread function measurement of an X‐ray beam focused by a multilayer zone plate with narrow annular aperture. (24th January 2014) Authors: Takano, Hidekazu; Konishi, Shigeki; Koyama, Takahisa; Tsusaka, Yoshiyuki; Ichimaru, Satoshi; Ohchi, Tadayuki; Takenaka, Hisataka; Kagoshima, Yasushi Journal: Journal of synchrotron radiation Issue: Volume 21:Part 2(2014) Page Start: 446 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗