Since their discovery by Roentgen in 1895, X-rays have become an effective tool for doctors to take images of their patients' bones, organs and vessels, and make better diagnoses. To date, scientists ...
Figure 1： The flowchart of ACDPC iterative reconstruction joint optimization algorithm. (a) ACDPC imaging system based on half-annular illumination. (b) Three annular illumination patterns and their ...
Phase measurement for metalens working at 1560nm. (a) Phase distribution,(b) unwrapped phase distribution at the center of the sample, and (c) wave aberration of metalens working in ethanol (left) and ...
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