131 citations · 702 across the 16 of their papers we have counts for
16 papers
Resolution-enhanced parallel coded ptychography for high-throughput optical imaging
Shaowei Jiang, Chengfei Guo, Pengming Song +11
Ptychography is an enabling coherent diffraction imaging technique for both fundamental and applied sciences. Its applications in optical microscopy, however, fall short for its lo…
Ptychographic sensor for large-scale lensless microbial monitoring with high spatiotemporal resolution
Shaowei Jiang, Chengfei Guo, Zichao Bian +9
Traditional microbial detection methods often rely on the overall property of microbial cultures and cannot resolve individual growth event at high spatiotemporal resolution. As a…
High-throughput lensless whole slide imaging via continuous height-varying modulation of tilted sensor
Shaowei Jiang, Chengfei Guo, Patrick Hu +6
We report a new lensless microscopy configuration by integrating the concepts of transverse translational ptychography and defocus multi-height phase retrieval. In this approach, w…
Bypassing the resolution limit of diffractive zone plate optics via rotational Fourier ptychography
Chengfei Guo, Shaowei Jiang, Pengming Song +4
Diffractive zone plate optics uses a thin micro-structure pattern to alter the propagation direction of the incoming light wave. It has found important applications in extreme-wave…
Virtual brightfield and fluorescence staining for Fourier ptychography via unsupervised deep learning
Ruihai Wang, Pengming Song, Shaowei Jiang +6
Fourier ptychographic microscopy (FPM) is a computational approach geared towards creating high-resolution and large field-of-view images without mechanical scanning. To acquire co…
Super-resolved multispectral lensless microscopy via angle-tilted, wavelength-multiplexed ptychographic modulation
Pengming Song, Ruihai Wang, Jiakai Zhu +8
We report an angle-tilted, wavelength-multiplexed ptychographic modulation approach for multispectral lensless on-chip microscopy. In this approach, we illuminate the specimen with…
Autofocusing technologies for whole slide imaging and automated microscopy
Zichao Bian, Chengfei Guo, Shaowei Jiang +6
Whole slide imaging (WSI) has moved digital pathology closer to diagnostic practice in recent years. Due to the inherent tissue topography variability, accurate autofocusing remain…
OpenWSI: a low-cost, high-throughput whole slide imaging system via single-frame autofocusing and open-source hardware
Chengfei Guo, Zichao Bian, Shaowei Jiang +7
Recent advancements in whole slide imaging (WSI) have moved pathology closer to digital practice. Existing systems require precise mechanical control and the cost is prohibitive fo…
Wide-field, high-resolution lensless on-chip microscopy via near-field blind ptychographic modulation
Shaowei Jiang, Jiakai Zhu, Pengming Song +7
We report a novel lensless on-chip microscopy platform based on near-field blind ptychographic modulation. In this platform, we place a thin diffuser in between the object and the…
Ptychographic modulation engine (PME): a low-cost DIY microscope add-on for coherent super-resolution imaging
Zichao Bian, Shaowei Jiang, Pengming Song +4
Imaging of biological cells and tissues often relies on fluorescent labels, which offer high contrast with molecular specificity. The use of exogenous labeling agents, however, may…
Rapid and robust whole slide imaging based on LED-array illumination and color-multiplexed single-shot autofocusing
Shaowei Jiang, Zichao Bian, Xizhi Huang +4
Background: The use of whole slide imaging (WSI) for digital pathology has recently been cleared for primary diagnosis in the US. A conventional WSI system scans the tissue slide t…
Super-resolution microscopy via ptychographic structured modulation of a diffuser
Pengming Song, Shaowei Jiang, He Zhang +4
We report a new coherent imaging technique, termed ptychographic structured modulation (PSM), for quantitative super-resolution microscopy. In this technique, we place a thin diffu…
Field-portable quantitative lensless microscopy based on translated speckle illumination and sub-sampled ptychographic phase retrieval
He Zhang, Zichao Bian, Shaowei Jiang +3
We report a compact, cost-effective and field-portable lensless imaging platform for quantitative microscopy. In this platform, the object is placed on top of an image sensor chip…
Axially-shifted pattern illumination for macroscale turbidity suppression and virtual volumetric confocal imaging without axial scanning
Shaowei Jiang, Jun Liao, Zichao Bian +4
Structured illumination has been widely used for optical sectioning and 3D surface recovery. In a typical implementation, multiple images under non-uniform pattern illumination are…
Rapid focus map surveying for whole slide imaging with continues sample motion
Jun Liao, Yutong Jiang, Zichao Bian +6
Whole slide imaging (WSI) has recently been cleared for primary diagnosis in the US. A critical challenge of WSI is to perform accurate focusing in high speed. Traditional systems…
Dual-LED-based multichannel microscopy for whole-slide multiplane, multispectral, and phase imaging
Jun Liao, Zhe Wang, Zibang Zhang +8
We report the development of a multichannel microscopy for whole-slide multiplane, multispectral, and phase imaging. We use trinocular heads to split the beam path into 6 independe…