Tunable hard x-ray nanofocusing with Fresnel zone plates fabricated using deep etching

• DOI: 10.1364/optica.387445
• Publication Date: 2020-03-25T21:30:05Z
• Authors: Kenan Li; Sajid Ali; Michael Wojcik; Vincent De Andrade; Xiaojing Huang; Hanfei Yan; Yong S. Chu; Evgeny Nazaretski; Ajith Pattammattel; Chris Jacobsen
• Keywords: Zone plate

Fresnel zone plates are widely used for x-ray nanofocusing, due to their ease of alignment and energy tunability. Their spatial resolution is limited in part by outermost width