Ptychography is an enabling microscopy technique for both fundamental and applied
sciences. In the past decade, it has become an indispensable imaging tool in most X-ray …

The complex cellular structures maintain the biological activities of cells. Revealing the
structure of cells at the nanoscale is of great significance for cell biology. Coherent X-ray …

Motivated by the advanced photon source upgrade, a new hard X-ray microscope called
“Velociprobe” has been recently designed and built for fast ptychographic imaging with high …

Accurate knowledge of elemental distributions within biological organisms is critical for
understanding their cellular roles. The ability to couple this knowledge with overall cellular …

Advances in science, medicine and engineering rely on breakthroughs in imaging,
particularly for obtaining multiscale, three-dimensional information from functional systems …

X-ray ptychography is a coherent scanning imaging technique widely used at synchrotron
facilities for producing quantitative phase images beyond the resolution limit of conventional …

X-ray ptychography, a powerful scanning lensless imaging technique, has become attractive
for nondestructively imaging internal structures at nanoscale. Stage positioning overhead in …

Three-dimensional (3D) x-ray microscopy by ptychographic tomography requires elaborate
numerical reconstructions. We describe a coupled ptychography-tomography reconstruction …

It is beneficial to improve the resolution by a diffuser in imaging systems, because higher
frequency information could be involved into the captured patterns via scattering effect. In …

摘要Ptychography 是近些年快速发展起来的一种新型相位恢复技术, 通过对待测样品以小于
照明光直径的步长扫描后, 利用迭代计算可以重建出照明光和样品复振幅分布 …