Articles with "photoacoustic microscopy" as a keyword



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Multistage adaptive noise reduction technique for optical resolution photoacoustic microscopy

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Published in 2022 at "Journal of Biophotonics"

DOI: 10.1002/jbio.202200164

Abstract: Photoacoustic microscopy has received great attention due to the benefits of the optical resolution contrast as well as its superior spatial resolution and relatively deep depth. Like other imaging modalities, photoacoustic images suffer from noise,… read more here.

Keywords: noise; microscopy; photoacoustic microscopy; optical resolution ... See more keywords

High‐resolution volumetric information fusion for depth of field enhancement in photoacoustic microscopy

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Published in 2022 at "Journal of Biophotonics"

DOI: 10.1002/jbio.202200234

Abstract: Optical‐resolution photoacoustic microscopy suffers from limited depth of field due to the strongly focused laser beam. Here, a novel volumetric information fusion is proposed to achieve large volumetric and high‐resolution imaging. First, three‐dimensional stationary wavelet… read more here.

Keywords: fusion; microscopy; photoacoustic microscopy; resolution ... See more keywords
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Photoacoustic (532 nm & 1064 nm) & ultrasonic co-scanning microscopy for in vivo imaging on small animals-a productized strategy.

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Published in 2023 at "Journal of biophotonics"

DOI: 10.1002/jbio.202300007

Abstract: Photoacoustic microscopy provides a new dimension of observation in microscopic life science. However, due to the high complexity of building a photoacoustic microscopy system, for many life science practitioners, it usually takes several years to… read more here.

Keywords: microscopy; 532 1064; photoacoustic microscopy; strategy ... See more keywords
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Recent advances toward clinical applications of photoacoustic microscopy: a review

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Published in 2020 at "Science China Life Sciences"

DOI: 10.1007/s11427-019-1628-7

Abstract: Photoacoustic imaging (PAI) is an emerging technology that has been dramatically developed in the last decade. PAI, a combination of optical illumination and ultrasound detection, allows us to achieve fine resolution and obtain fruitful information… read more here.

Keywords: microscopy; photoacoustic microscopy; tissue; review ... See more keywords
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High-resolution in vivo imaging of rhesus cerebral cortex with ultrafast portable photoacoustic microscopy

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Published in 2021 at "NeuroImage"

DOI: 10.1016/j.neuroimage.2021.118260

Abstract: Revealing the structural and functional change of microvasculature is essential to match vascular response with neuronal activities in the investigation of neurovascular coupling. The increasing use of rhesus models in fundamental and clinical studies of… read more here.

Keywords: resolution; high resolution; microscopy; photoacoustic microscopy ... See more keywords
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Photoacoustic microscopy with sparse data by convolutional neural networks

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Published in 2021 at "Photoacoustics"

DOI: 10.1016/j.pacs.2021.100242

Abstract: The point-by-point scanning mechanism of photoacoustic microscopy (PAM) results in low-speed imaging, limiting the application of PAM. In this work, we propose a method to improve the quality of sparse PAM images using convolutional neural… read more here.

Keywords: sparse pam; image; microscopy; photoacoustic microscopy ... See more keywords
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Label-free photoacoustic microscopy for in-vivo tendon imaging using a fiber-based pulse laser

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Published in 2018 at "Scientific Reports"

DOI: 10.1038/s41598-018-23113-y

Abstract: Tendons are tough, flexible, and ubiquitous tissues that connect muscle to bone. Tendon injuries are a common musculoskeletal injury, which affect 7% of all patients and are involved in up to 50% of sports-related injuries… read more here.

Keywords: microscopy; vivo tendon; photoacoustic microscopy; tendon imaging ... See more keywords
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Quad-mode functional and molecular photoacoustic microscopy

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Published in 2018 at "Scientific Reports"

DOI: 10.1038/s41598-018-29249-1

Abstract: A conventional photoacoustic microscopy (PAM) system typically has to make tradeoffs between its spatial resolution and penetration depth, by choosing a fixed configuration of optical excitation and acoustic detection. The single-scale imaging capability of PAM… read more here.

Keywords: functional molecular; microscopy; mode functional; quad mode ... See more keywords
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Photoacoustic microscopy visualizes glioma-induced disruptions of cortical microvascular structure and function

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Published in 2022 at "Journal of Neural Engineering"

DOI: 10.1088/1741-2552/ac5fcc

Abstract: Objective. Glioma growth may cause pervasive disruptions of brain vascular structure and function. Revealing both structural and functional alterations at a fine spatial scale is challenging for existing imaging techniques, which could confound the understanding… read more here.

Keywords: glioma induced; structure function; microscopy; brain ... See more keywords
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A Focused Optically Transparent PVDF Transducer for Photoacoustic Microscopy

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Published in 2020 at "IEEE Sensors Journal"

DOI: 10.1109/jsen.2019.2952971

Abstract: This papers reports the development of a novel focused optically-transparent ultrasound transducer with a wide bandwidth for photoacoustic microscopy (PAM). It consists of a 9- $\mu \text{m}$ -thick polyvinylidene fluoride (PVDF) film coated with Indium-tin… read more here.

Keywords: transducer; pvdf; optically transparent; microscopy ... See more keywords
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Super-Resolution Photoacoustic Microscopy Using Structured-Illumination

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Published in 2021 at "IEEE Transactions on Medical Imaging"

DOI: 10.1109/tmi.2021.3073555

Abstract: A novel super-resolution volumetric photoacoustic microscopy, based on the theory of structured-illumination, is proposed in this paper. The structured-illumination will be introduced in order to surpass the diffraction limit in a photoacoustic microscopy (PAM) structure.… read more here.

Keywords: resolution; microscopy; photoacoustic microscopy; frequency ... See more keywords