Results 11 to 20 of about 1,807,104 (196)

All-optical photoacoustic microscopy

Photoacoustics, 2015
Three-dimensional photoacoustic microscopy (PAM) has gained considerable attention within the biomedical imaging community during the past decade. Detecting laser-induced photoacoustic waves by optical sensing techniques facilitates the idea of all ...
Sung-Liang Chen, L. Jay Guo, Xueding Wang   +2 more
doaj   +3 more sources

Quantitative classification of melasma with photoacoustic microscopy: a pilot study. [PDF]

J Biomed Opt, 2023
. Significance The classification of melasma is critical for correct clinical diagnosis, treatment selection, and postoperative measures. However, preoperative quantitative determination of melasma type remains challenging using conventional Wood’s lamp ...
Wang Z, Chen Y, Pan S, Zhang W, Guo Z, Wang Y, Yang S.   +6 more
europepmc   +2 more sources

Single-Pixel Photoacoustic Microscopy with Speckle Illumination

Intelligent Computing, 2023
Wide-field optical-resolution microscopy with structured illumination and single-pixel detection has been the topic of a number of research investigations.
Antonio M. Caravaca-Aguirre, Florian Poisson, Dorian Bouchet, Nicolino Stasio, Philippe Moreau, Irene Wang, Edward Zhang, Paul Beard, Claire Prada, Christophe Moser, Demetri Psaltis, Ori Katz, Emmanuel Bossy   +12 more
doaj   +2 more sources

UPAMNet: A unified network with deep knowledge priors for photoacoustic microscopy. [PDF]

Photoacoustics
Photoacoustic microscopy (PAM) has gained increasing popularity in biomedical imaging, providing new opportunities for tissue monitoring and characterization.
Liu Y, Zhou J, Luo Y, Li J, Chen SL, Guo Y, Yang GZ.   +6 more
europepmc   +2 more sources

Two octaves spanning photoacoustic microscopy [PDF]

Scientific Reports, 2022
In this study, for the first time, a Photoacoustic Microscopy instrument driven by a single optical source operating over a wide spectral range (475–2400 nm), covering slightly more than two octaves is demonstrated. Xenopus laevis tadpoles were imaged in
Gianni Nteroli, Manoj K. Dasa, Giulia Messa, Stella Koutsikou, Magalie Bondu, Peter M. Moselund, Christos Markos, Ole Bang, Adrian Podoleanu, Adrian Bradu   +9 more
doaj   +4 more sources

Optical-resolution parallel ultraviolet photoacoustic microscopy for slide-free histology. [PDF]

Sci Adv
Intraoperative imaging of slide-free specimens is crucial for oncology surgeries, allowing surgeons to quickly identify tumor margins for precise surgical guidance.
Cao R, Luo Y, Zhao J, Zeng Y, Zhang Y, Zhou Q, le da Zerda A, Wang LV.   +7 more
europepmc   +2 more sources

Accelerating photoacoustic microscopy by reconstructing undersampled images using diffusion models. [PDF]

Sci Rep
Photoacoustic Microscopy (PAM) integrates optical and acoustic imaging, offering enhanced penetration depth for detecting optical-absorbing components in tissues. Nonetheless, challenges arise in scanning large areas with high spatial resolution.
Loc I, Unlu MB.
europepmc   +2 more sources

Review on practical photoacoustic microscopy

Photoacoustics, 2019
Photoacoustic imaging (PAI) has many interesting advantages, such as deep imaging depth, high image resolution, and high contrast to intrinsic and extrinsic chromophores, enabling morphological, functional, and molecular imaging of living subjects ...
Seungwan Jeon, Jongbeom Kim, Donghyun Lee, Jin Woo Baik, Chulhong Kim   +4 more
doaj   +3 more sources

Advancing insights into in vivo meningeal lymphatic vessels with stereoscopic wide-field photoacoustic microscopy. [PDF]

Light Sci Appl
Meningeal lymphatic vessels (mLVs) play a pivotal role in regulating metabolic waste from cerebrospinal fluid (CSF). However, the current limitations in field of view and resolution of existing imaging techniques impede understanding the stereoscopic ...
Yang F, Wang Z, Shi W, Wang M, Ma R, Zhang W, Li X, Wang E, Xie W, Zhang Z, Shen Q, Zhou F, Yang S.   +12 more
europepmc   +2 more sources

Spiral laser scanning photoacoustic microscopy for functional brain imaging in rats. [PDF]

Neurophotonics
. Significance There are many neuroscience questions that can be answered by a high-resolution functional brain imaging system. Such a system would require the capability to visualize vasculature and measure neural activity by imaging the entire brain ...
Zafar M, McGuire LS, Ranjbaran SM, Matchynski JI, Manwar R, Conti AC, Perrine SA, Avanaki K.   +7 more
europepmc   +2 more sources