Double-clad fiber-based multifunctional biosensors and multimodal bioimaging systems: technology and applications

K Beaudette, J Li, J Lamarre, L Majeau, C Boudoux - Biosensors, 2022 - mdpi.com
Optical fibers have been used to probe various tissue properties such as temperature, pH,
absorption, and scattering. Combining different sensing and imaging modalities within a …

Opportunities and pitfalls in (sub) diffuse reflectance spectroscopy

M Witteveen, DJ Faber, HJCM Sterenborg… - Frontiers in …, 2022 - frontiersin.org
For a long time, steady-state reflectance spectroscopy measurements have been performed
so that diffusion theory could be used to extract tissue optical properties from the reflectance …

Model for the diffuse reflectance in spatial frequency domain imaging

AL Post, DJ Faber… - Journal of biomedical …, 2023 - spiedigitallibrary.org
Significance In spatial frequency domain imaging (SDFI), tissue is illuminated with
sinusoidal intensity patterns at different spatial frequencies. For low spatial frequencies, the …

Diffuse photon remission associated with the center-illuminated-area-detection geometry: Part I, an approach to the steady-state model

T Sun, D Piao - Applied Optics, 2022 - opg.optica.org
Diffuse photon remission associated with the center-illuminated-area-detection (CIAD)
geometry has been useful for non-contact sensing and may inform single-fiber reflectance …

Diffuse photon-remission associated with single-fiber geometry may be a simple scaling of that collected over the same area when under centered-illumination

T Sun, D Piao, L Yu, K Murari - Optics Letters, 2021 - opg.optica.org
Robust models for single-fiber reflectance (SFR) are relatively complex [Opt. Lett. 45, 2078
(2020) OPLEDP0146-959210.1364/OL. 385845] due to overlapping of the illumination and …

Experimental validation of a recently developed model for single-fiber reflectance spectroscopy

AL Post, DJ Faber, HJCM Sterenborg… - … of biomedical optics, 2021 - spiedigitallibrary.org
Significance: We recently developed a model for the reflectance measured with (multi-
diameter) single-fiber reflectance (SFR) spectroscopy as a function of the reduced scattering …

Toward improved endoscopic surveillance with multidiameter single fiber reflectance spectroscopy in patients with Barrett's esophagus

AL Post, AJ de Groof, XU Zhang… - Journal of …, 2021 - Wiley Online Library
Patients with Barrett's esophagus are at an increased risk to develop esophageal cancer
and, therefore, undergo regular endoscopic surveillance. Early detection of neoplasia …

Diffuse photon remission associated with the center-illuminated-area-detection geometry. III. Perspectives on the patterns of saturation

D Piao, T Sun, N Farahzadi - Applied Optics, 2024 - opg.optica.org
Understanding scattering insensitiveness in diffuse reflectance spectroscopy (DRS) will be
useful to enhancing the spectral specificity to absorption. In DRS based on center …

Diffuse photon remission associated with the center-illuminated–area-detection geometry. II. Approach to the time-domain model

T Sun, D Piao - Applied Optics, 2023 - opg.optica.org
This part proposes a model of time-dependent diffuse photon remission for the center-
illuminated–area-detection (CIAD) geometry, by virtue of area integration of the radially …

Towards Quantitative Reflectance Analysis in a Combined OCT and Imaging Spectroscopy System

R Zutphen - 2024 - essay.utwente.nl
In a system combining Optical Coherence Tomography (OCT) and imaging spectroscopy,
unwanted reflections—commonly referred to as glare—compromise the accurate …