activity
20222026
most citedLabel-free intratissue activity imaging of alveolar organoids with dynamic optical coherence tomography

42 citations · 134 across the 21 of their papers we have counts for

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14 papers · 1 filter

physics.optics2026

Numerical speckle reduction for optical coherence tomography based on an analytical image formation model

Xibo Wang, Shuichi Makita, Nobuhisa Tateno +6

Speckle is an intrinsic granular pattern that limits the effective resolution of optical coherence tomography (OCT). We propose a numerical speckle reduction method using the "real…

physics.optics2026

Image-based investigation of the zebrafish developmental process using in vivo dynamic and multi-contrast optical coherence tomography

Cunyou Bao, Shadil Basheer, Aiyi Sui +6

We demonstrate in vivo dynamic optical coherence tomography (DOCT) imaging of zebrafish development from 2 weeks to 12 months post-fertilization, integrated with polarization-sensi…

physics.optics2026

Neural-network-based high-speed and high-definition full-field dynamic optical coherence tomography

Suzuyo Komeda, Nobuhisa Tateno, Yusong Liu +7

A neural-network (NN)-based method for high-speed, high-definition dynamic optical coherence tomography (DOCT) using full-field swept-source optical coherence microscopy (FF-SS-OCM…

physics.optics2025★ 3 cited

Dynamic full-field swept-source optical coherence microscope for cellular-resolution, long-depth, and intratissue-activity imaging

Nobuhisa Tateno, Yue Zhu, Suzuyo Komeda +8

Optical coherence tomography (OCT) microscope (OCM) uses a high-numerical-aperture objective to achieve cellular-level lateral resolution. However, its practical imaging depth rang…

physics.optics2025★ 1 cited

In vivo dynamic optical coherence tomography of human skin with hardware- and software-based motion correction

Yu Guo, Rion Morishita, Ibrahim Abd El-Sadek +10

In vivo application of dynamic optical coherence tomography (DOCT) is hindered by bulk motion of the sample. We demonstrate DOCT imaging of \invivo human skin by adopting a sample-…

physics.optics2025★ 1 cited

Unified image formation theory for microscopy and optical coherence tomography in 4-D space-time

Naoki Fukutake, Shuichi Makita, Yoshiaki Yasuno

We construct an image formation theory that covers the majority of optical microscopy techniques that use diverse coherent or incoherent light-matter interactions. The theories of…

physics.optics2025

Four-dimensional image formation theory of optical coherence tomography

Naoki Fukutake, Shuichi Makita, Yoshiaki Yasuno

We construct an accurate imaging theory for optical coherence tomography/microscopy (OCT/OCM) without approximations to calculate precise optical resolution and imaging characteris…

physics.optics2025★ 2 cited

Image formation theory of optical coherence tomography with optical aberrations and its application for computational aberration correction

Shuichi Makita, Naoki Fukutake, Lida Zhu +1

Computational corrections of defocus and aberrations in optical coherence tomography (OCT) offers a promising approach to realize high-resolution imaging with deep imaging depth, b…

physics.optics2025★ 2 cited

Theoretical analysis of performance limitation of computational refocusing in optical coherence tomography

Yue Zhu, Shuichi Makita, Naoki Fukutake +1

High-numerical-aperture optical coherence tomography (OCT) enables sub-cellular imaging but faces a trade-off between lateral resolution and depth of focus. Computational refocusin…

physics.optics2024★ 10 cited

Dynamic optical coherence tomography algorithm for label-free assessment of swiftness and occupancy of intratissue moving scatterers

Rion Morishita, Pradipta Mukherjee, Ibrahim Abd El-Sadek +8

Dynamic optical coherence tomography (DOCT) statistically analyzes fluctuations in time-sequential OCT signals, enabling label-free and three-dimensional visualization of intratiss…

physics.optics2024★ 3 cited

Multiple scattering suppression for in vivo optical coherence tomography measurement using B-scan-wise multi-focus averaging method

Yiqiang Zhu, Lida Zhu, Yiheng Lim +3

We demonstrate a method that reduces the noise caused by multi-scattering (MS) photons in an \invivo optical coherence tomography image. This method combines a specially designed i…

physics.optics2023★ 8 cited

Polarization-artifact reduction and accuracy improvement of Jones-matrix polarization-sensitive optical coherence tomography by multi-focus averaging

Lida Zhu, Shuichi Makita, Junya Tamaoki +4

Polarization-sensitive optical coherence tomography (PS-OCT) is a promising biomedical imaging tool for differentiation of various tissue properties. However, the presence of multi…

physics.optics2023★ 10 cited

Multi-focus averaging for multiple scattering suppression in optical coherence tomography

Lida Zhu, Shuichi Makita, Junya Tamaoki +4

Multiple scattering is one of the main factors that limits the penetration depth of optical coherence tomography (OCT) in scattering samples. We propose a method termed multi-focus…

physics.optics2023★ 19 cited

Theoretical model for en face optical coherence tomography imaging and its application to volumetric differential contrast imaging

Kiriko Tomita, Shuichi Makita, Naoki Fukutake +10

A new formulation of lateral imaging process of point-scanning optical coherence tomography (OCT) and a new differential contrast method designed by using this formulation are pres…