The numerics of phase retrieval

A Fannjiang, T Strohmer - Acta Numerica, 2020 - cambridge.org
… diffraction imaging The combination of X-ray diffraction, oversampling and phase retrieval
… Multiple structured illuminations A very popular approach to increasing the number of …

Near-field Fourier ptychography: super-resolution phase retrieval via speckle illumination

H Zhang, S Jiang, J Liao, J Deng, J Liu, Y Zhang… - Optics express, 2019 - opg.optica.org
… The reported imaging modality can be employed in light, coherent X-ray, and transmission …
imaging [13]. Different from previous structured illumination demonstrations, this strategy uses

Subgradient-projection-based stable phase-retrieval algorithm for X-ray ptychography

N Akaishi, K Yamada, K Yatabea, Y Takayamab - Applied Crystallography - journals.iucr.org
… This image reconstruction process is often called phase retrieval (PR) because the process
recovers phase information of the diffraction wavefield lost in the diffraction data. Various …

PhaseGAN: a deep-learning phase-retrieval approach for unpaired datasets

Y Zhang, MA Noack, P Vagovic, K Fezzaa… - Optics express, 2021 - opg.optica.org
image formation physics and a novel Fourier loss function, providing phase reconstructions
when conventional phase retrieval … -resolved X-ray imaging experiments using single pulses …

[HTML][HTML] Large-scale phase retrieval

X Chang, L Bian, J Zhang - Elight, 2021 - Springer
… It illuminates a target using coherent plane waves, and records the intensity of the far-field …
the diffracted light field and applying phase retrieval, both the target’s amplitude and phase

[HTML][HTML] Learning to synthesize: robust phase retrieval at low photon counts

M Deng, S Li, A Goy, I Kang… - Light: Science & …, 2020 - nature.com
… In the X-ray band, quantitative phase imaging is also useful … DNN-based computational
architecture for phase retrieval with … , required structured illumination. In the context of learning-…

[HTML][HTML] Low-dose phase retrieval of biological specimens using cryo-electron ptychography

L Zhou, J Song, JS Kim, X Pei, C Huang… - Nature …, 2020 - nature.com
… such is more efficient for phase recovery than conventional phase contrast imaging. We further
show … Ptychography has been most widely used in light and X-ray optics 23,24,25 as the …

[HTML][HTML] Quantitative phase imaging based on holography: trends and new perspectives

Z Huang, L Cao - Light: Science & Applications, 2024 - nature.com
… multiple holograms with phase shifting, as shown in Fig. 3c. The second method is phase
retrieval based on non-interferometric detection. The measurements under different optical …

Data-driven phase retrieval using deep generative models

MO Kaya - 2024 - open.metu.edu.tr
… However, there are situations (eg X-ray imaging, imaging through turbulent atmosphere)
where setting up an interferometer is not always practical. Therefore, non-interferometric …

[HTML][HTML] AI-enabled high-resolution scanning coherent diffraction imaging

MJ Cherukara, T Zhou, Y Nashed, P Enfedaque… - Applied Physics …, 2020 - pubs.aip.org
… application to experimental x-ray ptychographic data. … retrieve accurate amplitude and
phase images from the diffraction data. However, if we attempt to perform iterative phase retrieval