ArticleBiomedical optics express2012
Quantitative phase spectroscopy.
Article in Biomedical optics express, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.
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Who cites it
36 citing papers in PubMed, 114 citations in OpenAlex.
- Compact Linnik-type hyperspectral quantitative phase microscope for advanced classification of cellular components.Journal of biophotonics · 2024Article
- NOON-state interference in the frequency domain.Light, science & applications · 2024Article
- MCOCT: an experimentally and numerically validated, open-source Monte Carlo simulator for optical coherence tomography.Biomedical optics express · 2024Article
- Quantitative Measurements of Red Blood Cell Indices Using Spectroscopic Differential Phase-Contrast Microscopy.Chemical & biomedical imaging · 2023Article
- Importance sampling-accelerated simulation of full-spectrum backscattered diffuse reflectance.Biomedical optics express · 2023Article
- Multiscale optical phase fluctuations link disorder strength and fractal dimension of cell structure.Biophysical journal · 2023Article
- Review
- Dynamic Tomographic Phase Microscopy by Double Six-Pack Holography.ACS photonics · 2022Article
- Computational interference microscopy enabled by deep learning.APL photonics · 2021Article
- Holotomography: Refractive Index as an Intrinsic Imaging Contrast for 3-D Label-Free Live Cell Imaging.Advances in experimental medicine and biology · 2021Article
- AOTF-based hyperspectral imaging phase microscopy.Biomedical optics express · 2020Article
- Digital Holographic Multimodal Cross-Sectional Fluorescence and Quantitative Phase Imaging System.Scientific reports · 2020Article
- Common-path multimodal three-dimensional fluorescence and phase imaging system.Journal of biomedical optics · 2020Article
- Shear Modulus Measurement by Quantitative Phase Imaging and Correlation with Atomic Force Microscopy.Biophysical journal · 2019Article
- Low-coherent optical diffraction tomography by angle-scanning illumination.Journal of biophotonics · 2019Article
- Multi-wavelength quantitative polarization and phase microscope.Biomedical optics express · 2019Article
- Quantitative phase imaging of erythrocytes under microfluidic constriction in a high refractive index medium reveals water content changes.Microsystems & nanoengineering · 2019Article
- Invited Article: Digital refocusing in quantitative phase imaging for flowing red blood cells.APL photonics · 2018Article
- Ultraviolet Hyperspectral Interferometric Microscopy.Scientific reports · 2018Article
- Single-shot dual-wavelength interferometric microscopy.Methods (San Diego, Calif.) · 2018Article
Corrections and comments
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Authors and funding
3 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Quantitative phase spectroscopy is presented as a novel method of measuring the wavelength-dependent refractive index of microscopic volumes. Light from a broadband source is filtered to an ~5 nm bandwidth and rapidly tuned across the visible spectrum in 1 nm increments by an acousto-optic tunable filter (AOTF). Quantitative phase images of semitransparent samples are recovered at each wavelength using off-axis interferometry and are processed to recover relative and absolute dispersion measurements. We demonstrate the utility of this approach by (i) spectrally averaging phase images to reduce coherent noise, (ii) measuring absorptive and dispersive features in microspheres, and (iii) quantifying bulk hemoglobin concentrations by absolute refractive index measurements. Considerations of using low coherence illumination and the extension of spectral techniques in quantitative phase measurements are discussed.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.