Eagle‐Eye Inspired Meta‐Device for Phase Imaging
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Materials"
DOI: 10.1002/adma.202402751
Abstract: The dual‐focus vision observed in eagles' eyes is an intriguing phenomenon captivates scientists since a long time. Inspired by this natural occurrence, the authors’ research introduces a novel bifocal meta‐device incorporating a polarized camera capable… read more here.
Keywords: device; eagle eye; meta device; phase imaging ... See more keywords
Classification of tissue biopsies by Raman spectroscopy guided by quantitative phase imaging and its application to bladder cancer
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Biophotonics"
DOI: 10.1002/jbio.202200009
Abstract: We present a multimodal label‐free optical measurement approach for analyzing sliced tissue biopsies by a unique combination of quantitative phase imaging and localized Raman spectroscopy. First, label‐free quantitative phase imaging of the entire unstained tissue… read more here.
Keywords: phase imaging; spectroscopy; raman spectroscopy; quantitative phase ... See more keywords
Amplitude and Phase Imaging of CW-THz Waves Using a Photomixing System with Coherent Detection
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Infrared, Millimeter, and Terahertz Waves"
DOI: 10.1007/s10762-025-01032-0
Abstract: Continuous-Wave Terahertz (CW-THz) phase and amplitude imaging provides valuable insights into the interaction between THz waves and matter, particularly in low-absorption materials. This information is also essential for enhancing CW-THz beam profiling, a critical aspect… read more here.
Keywords: thz waves; imaging thz; thz; amplitude phase ... See more keywords
Single-shot phase imaging based on transport of intensity equation
Sign Up to like & getrecommendations! Published in 2020 at "Optics Communications"
DOI: 10.1016/j.optcom.2020.126347
Abstract: Abstract In this paper, we demonstrate a cost effective set-up for transport of intensity equation (TIE)-based single-shot phase imaging. A Michelson interferometer like set-up has been utilized for optical implementation with light emitting diode as… read more here.
Keywords: phase imaging; transport intensity; intensity equation; single shot ... See more keywords
One-shot rapid deterministic phase imaging by beam splitting phase modulation
Sign Up to like & getrecommendations! Published in 2020 at "Optics and Lasers in Engineering"
DOI: 10.1016/j.optlaseng.2020.106051
Abstract: Abstract This paper focuses on solving the diffractive phase retrieval problem of arbitrary complex objects by modulating the object phase. Unlike classical diffraction interferometry such as point-diffraction and phase-shifting interferometry, this method does not require… read more here.
Keywords: phase; phase imaging; one shot; rapid deterministic ... See more keywords
Polarization-Dependent All-Dielectric Metasurface for Single-Shot Quantitative Phase Imaging.
Sign Up to like & getrecommendations! Published in 2021 at "Nano letters"
DOI: 10.1021/acs.nanolett.1c00190
Abstract: Phase retrieval is a noninterferometric quantitative phase imaging technique that has become an essential tool in optical metrology and label-free microscopy. Phase retrieval techniques require multiple intensity measurements traditionally recorded by camera or sample translation,… read more here.
Keywords: polarization dependent; phase; phase imaging; metasurface ... See more keywords
Phase imaging with computational specificity (PICS) for measuring dry mass changes in sub-cellular compartments
Sign Up to like & getrecommendations! Published in 2020 at "Nature Communications"
DOI: 10.1038/s41467-020-20062-x
Abstract: Due to its specificity, fluorescence microscopy has become a quintessential imaging tool in cell biology. However, photobleaching, phototoxicity, and related artifacts continue to limit fluorescence microscopy’s utility. Recently, it has been shown that artificial intelligence… read more here.
Keywords: microscopy; phase imaging; imaging computational; computational specificity ... See more keywords
Fast photothermal spatial light modulation for quantitative phase imaging at the nanoscale
Sign Up to like & getrecommendations! Published in 2021 at "Nature Communications"
DOI: 10.1038/s41467-021-23252-3
Abstract: Spatial light modulators have become an essential tool for advanced microscopy, enabling breakthroughs in 3D, phase, and super-resolution imaging. However, continuous spatial-light modulation that is capable of capturing sub-millisecond microscopic motion without diffraction artifacts and… read more here.
Keywords: phase; spatial light; light modulation; phase imaging ... See more keywords
3D quantitative phase imaging via the transport of intensity equation: applications for studying red blood cells
Sign Up to like & getrecommendations! Published in 2025 at "RSC Advances"
DOI: 10.1039/d5ra01071c
Abstract: Quantitative phase imaging (QPI) is a versatile, label-free technique for investigating the morphological and biophysical properties of biological cells. Here, we used 3D QPI to study the behavior of human red blood cells (RBCs) across… read more here.
Keywords: quantitative phase; blood cells; phase imaging; red blood ... See more keywords
Reproductive outcomes predicted by phase imaging with computational specificity of spermatozoon ultrastructure
Sign Up to like & getrecommendations! Published in 2020 at "Proceedings of the National Academy of Sciences of the United States of America"
DOI: 10.1073/pnas.2001754117
Abstract: Significance The high incidence of human male factor infertility suggests a need for examining new ways of evaluating sperm cells. We present an approach that combines label-free imaging and artificial intelligence to obtain nondestructive markers… read more here.
Keywords: dry mass; phase; contrast; phase imaging ... See more keywords
Label-free quantitative phase imaging and analysis of airborne pollen
Sign Up to like & getrecommendations! Published in 2024 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/ad8473
Abstract: Pollen morphology, involving the physical characteristics of pollen grains from seed plants during reproduction, plays an important role in plant biology, ecology, and evolution. High pollen concentrations in the air can degrade air quality and… read more here.
Keywords: quantitative phase; pollen; pollen grains; phase imaging ... See more keywords