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Generation of X-ray vortex with ultra-long depth of focus using axial line-focused spiral zone plate
[期刊论文] 作者：HuapingZang,ChenglongZheng,QuanpingFan,ChuankeWang,LaiWei,LeifengCao,XiangruWang,ErjunLiang,
来源：ChineseOpticsLetters 年份：2018
We propose axial line-focused spiral zone plates (ALFSZPs) for generating tightly focused X-ray vortex beams with ultra-long depth of focus (DOF) along the propagation direction. In this typical design, compared with the conventional spiral......
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