Articles with "photoacoustic signal" as a keyword



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Adaptive denoising of photoacoustic signal and image based on modified Kalman filter

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Published in 2022 at "Journal of Biophotonics"

DOI: 10.1002/jbio.202200362

Abstract: As a burgeoning medical imaging method based on hybrid fusion of light and ultrasound, photoacoustic imaging (PAI) has demonstrated high potential in various biomedical applications, especially in revealing the functional and molecular information to improve… read more here.

Keywords: noise; photoacoustic signal; kalman filter; denoising photoacoustic ... See more keywords
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Photoacoustic Signal Simulation Using Discrete Particle Approach and its Application in Tomography

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Published in 2021 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"

DOI: 10.1109/tuffc.2020.3022937

Abstract: A theoretical framework for photoacoustic (PA) signal simulation using a discrete particle approach is discussed, and the tomographic image reconstruction using such signals is reported. Various numerical phantoms in two dimensions were constructed by inserting… read more here.

Keywords: discrete particle; using discrete; photoacoustic signal; simulation using ... See more keywords
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Photoacoustic signal enhancement in dual-contrast gastrin-releasing peptide receptor-targeted nanobubbles

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Published in 2023 at "Frontiers in Bioengineering and Biotechnology"

DOI: 10.3389/fbioe.2023.1102651

Abstract: Translatable imaging agents are a crucial element of successful molecular imaging. Photoacoustic molecular imaging relies on optical absorbing materials to generate a sufficient signal. However, few materials approved for human use can generate adequate photoacoustic… read more here.

Keywords: molecular imaging; releasing peptide; enhancement; photoacoustic signal ... See more keywords
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Shape Optimization of an Open Photoacoustic Resonator

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Published in 2021 at "Applied Sciences"

DOI: 10.3390/app11062571

Abstract: Photoacoustic (PA) measurements with open resonators usually provide poor detection sensitivity due to signal leakage at the resonator opening. We have recently demonstrated three different approaches for modelling the photoacoustic signal of open resonators. In… read more here.

Keywords: optimization; photoacoustic signal; shape optimization; open photoacoustic ... See more keywords
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Optimizing Axial and Peripheral Substitutions in Si-Centered Naphthalocyanine Dyes for Enhancing Aqueous Solubility and Photoacoustic Signal Intensity

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Published in 2023 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms24032241

Abstract: Photoacoustic imaging using external contrast agents is emerging as a powerful modality for real-time molecular imaging of deep-seated tumors. There are several chromophores, such as indocyanine green and IRDye800, that can potentially be used for… read more here.

Keywords: centered naphthalocyanine; solubility; photoacoustic imaging; photoacoustic signal ... See more keywords