Quantitative phase imaging: principles and applications

C Hu, G Popescu - Label-Free Super-Resolution Microscopy, 2019 - Springer
Quantitative phase imaging (QPI) is an emerging label-free imaging approach. QPI
measures the optical phase delay associated with the object, and the resulting image …

Quantitative phase imaging in biomedicine

YK Park, C Depeursinge, G Popescu - Nature photonics, 2018 - nature.com
Quantitative phase imaging (QPI) has emerged as a valuable method for investigating cells
and tissues. QPI operates on unlabelled specimens and, as such, is complementary to …

Quantitative phase imaging and its applications to biophysics, biology, and medicine

YK Park, G Popescu, P Ferraro, B Kemper - Frontiers in Physics, 2020 - frontiersin.org
Label-free imaging capability has played an important role throughout the history of
microscopy, and it is also crucial for many research fields, including neuroscience and stem …

Synthetic aperture interference light (SAIL) microscopy for high-throughput label-free imaging

C Hu, ME Kandel, YJ Lee, G Popescu - Applied Physics Letters, 2021 - pubs.aip.org
Quantitative phase imaging (QPI) is a valuable label-free modality that has gained
significant interest due to its wide potentials, from basic biology to clinical applications. Most …

Quantitative phase microscopy via optimized inversion of the phase optical transfer function

MH Jenkins, TK Gaylord - Applied optics, 2015 - opg.optica.org
Although the field of quantitative phase imaging (QPI) has wide-ranging biomedical
applicability, many QPI methods are not well-suited for such applications due to their …

Breakthroughs in photonics 2013: quantitative phase imaging: metrology meets biology

T Kim, R Zhou, LL Goddard… - IEEE Photonics …, 2014 - ieeexplore.ieee.org
Quantitative phase imaging (QPI) is an emerging optical approach that measures the optical
path length of a transparent specimen noninvasively. Therefore, it is suitable for studying …

Quantitative phase imaging for medical diagnosis

H Majeed, S Sridharan, M Mir, L Ma, E Min… - Journal of …, 2017 - Wiley Online Library
Optical microscopy is an indispensable diagnostic tool in modern healthcare. As a prime
example, pathologists rely exclusively on light microscopy to investigate tissue morphology …

Quantitative phase imaging with partially coherent illumination

TH Nguyen, C Edwards, LL Goddard, G Popescu - Optics letters, 2014 - opg.optica.org
In this Letter, we formulate a mathematical model for predicting experimental outcomes in
quantitative phase imaging (QPI) when the illumination field is partially spatially coherent …

Large-scale phase retrieval

G Popescu - Light, Science & Applications, 2021 - nature.com
The coherent interaction between an electromagnetic field and a 3D weakly scattering
medium results in a simple Fourier transform relationship between the object's structure and …

Epi-mode tomographic quantitative phase imaging in thick scattering samples

P Ledwig, FE Robles - Biomedical optics express, 2019 - opg.optica.org
Quantitative phase imaging (QPI) is an important tool in biomedicine that allows for the
microscopic investigation of live cells and other thin, transparent samples. Importantly, this …