Over more than a century since the discovery of X-rays, X-ray imaging techniques have been widely applied in various fields such as medicine and industry due to the superior penetrability of X-rays.

Rhythmic activity is ubiquitous in biological systems from the cellular to organism level. Reconstructing the instantaneous phase is the first step in analyzing the essential mechanism leading to a ...

Nearly 100 years ago, a seemingly simple discovery revolutionized the microscope. The introduction of phase contrast, which garnered a Nobel Prize in 1953, brought into clear view structures inside ...