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Home
Ptychography At All Wavelengths.

Home
Ptychography At All Wavelengths.

Related Experiment Video

Photoacoustic Cystography

Photoacoustic Cystography

Published on: June 11, 2013

Ptychography at all wavelengths.

Ruihai Wang^1,2, Qianhao Zhao^1,2, Lars Loetgering³

¹Department of Biomedical Engineering, University of Connecticut, Storrs, CT, USA.

Nature Reviews. Methods Primers

|March 30, 2026

View abstract on PubMed

Summary

This summary is machine-generated.

Ptychography is a versatile computational imaging method, reconstructing phase and amplitude for high-resolution imaging across electron, X-ray, and light wavelengths. This primer unifies its theory, applications, and future potential for diverse scientific fields.

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Area of Science:

Computational imaging
Diffraction imaging
Phase retrieval

Background:

Ptychography is a lens-less imaging technique.
It reconstructs both amplitude and phase from diffraction patterns.
It overcomes limitations of conventional optics.

Purpose of the Study:

To provide a unified treatment of ptychography across various wavelength regimes.
To discuss theoretical foundations, algorithms, and experimental considerations.
To highlight applications, data standards, and future opportunities.

Main Methods:

Reconstruction of amplitude and phase from diffraction patterns.
Application across electron, X-ray, extreme ultraviolet, and visible light regimes.
Unified treatment of theory, experiments, and data.

Main Results:

Ptychography enables high-resolution, quantitative imaging.
Achieved atomic resolution in electron microscopy.
Became essential at X-ray synchrotron facilities and advanced optical imaging.

Conclusions:

Ptychography offers broad applicability across scientific disciplines.
This primer aims to facilitate broader adoption and reproducibility.
It serves both newcomers and experienced practitioners in the field.