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 ...

The multi-distance phase retrieval system can measure the intensity distribution by translating the entire optical path. By measuring a series of equally spaced optical field intensity distributions ...