Chinese Acad Sci, Inst High Energy Phys, Beijing 100039, Peoples R China
; Tsing Hua Univ, Dept Precis Instruments, Beijing 100084, Peoples R China
The experimental study of synchrotron radiation X-ray interference has been presented. This experiment has been performed at the topography station of Beijing Synchrotron Radiation Facility. The Moire fringes have been observed on the X-ray films. It has laid an initial foundation for the measurements with nm length.