Results 31 to 40 of about 8,958 (245)

Photoacoustic Resonance Imaging

open access: yesIEEE Journal of Selected Topics in Quantum Electronics, 2019
In this paper, a new imaging modality, named photoacoustic resonance imaging (PARI), is proposed and experimentally demonstrated. Being distinct from conventional single nanosecond laser pulse induced wideband PA signal, the proposed PARI method utilizes multiburst modulated laser source to induce PA resonant signal with enhanced signal strength and ...
Ruochong Zhang   +5 more
openaire   +3 more sources

In vivo characterization and analysis of glioblastoma at different stages using multiscale photoacoustic molecular imaging

open access: yesPhotoacoustics, 2023
Simultaneous spatio-temporal description of tumor microvasculature, blood-brain barrier, and immune activity is pivotal to understanding the evolution mechanisms of highly aggressive glioblastoma, one of the most common primary brain tumors in adults ...
Jinde Zhang   +8 more
doaj   +1 more source

Photoacoustic elastography imaging: a review [PDF]

open access: yesJournal of Biomedical Optics, 2019
Elastography imaging is a promising tool-in both research and clinical settings-for diagnosis, staging, and therapeutic treatments of various life-threatening diseases (including brain tumors, breast cancers, prostate cancers, and Alzheimer's disease).
Mayanglambam Suheshkumar Singh   +1 more
openaire   +3 more sources

Photoacoustic imaging with low-cost sources; A review

open access: yesPhotoacoustics, 2019
Benefitting from advantages of optical and ultrasound imaging, photoacoustic imaging (PAI) has demonstrated potentials in a wide range of medical applications.
Mohsen Erfanzadeh, Quing Zhu
doaj   +1 more source

Towards non-contact photoacoustic imaging [review]

open access: yesPhotoacoustics, 2020
Photoacoustic imaging (PAI) takes advantage of both optical and ultrasound imaging properties to visualize optical absorption with high resolution and contrast.
Zohreh Hosseinaee   +3 more
doaj   +1 more source

A review of clinical photoacoustic imaging: Current and future trends

open access: yesPhotoacoustics, 2019
Photoacoustic imaging (or optoacoustic imaging) is an upcoming biomedical imaging modality availing the benefits of optical resolution and acoustic depth of penetration. With its capacity to offer structural, functional, molecular and kinetic information
Amalina Binte Ebrahim Attia   +6 more
doaj   +1 more source

Whole-Body Photoacoustic Imaging Techniques for Preclinical Small Animal Studies

open access: yesSensors, 2022
Photoacoustic imaging is a hybrid imaging technique that has received considerable attention in biomedical studies. In contrast to pure optical imaging techniques, photoacoustic imaging enables the visualization of optical absorption properties at deeper
Hyunjun Kye   +4 more
doaj   +1 more source

Photoacoustic imaging and characterization of the microvasculature [PDF]

open access: yesJournal of Biomedical Optics, 2010
Photoacoustic (optoacoustic) tomography, combining optical absorption contrast and highly scalable spatial resolution (from micrometer optical resolution to millimeter acoustic resolution), has broken through the fundamental penetration limit of optical ballistic imaging modalities-including confocal microscopy, two-photon microscopy, and optical ...
Hu, Song, Wang, Lihong V.
openaire   +5 more sources

Recovery of photoacoustic images based on accurate ultrasound positioning

open access: yesVisual Computing for Industry, Biomedicine, and Art, 2021
Photoacoustic microscopy is an in vivo imaging technology based on the photoacoustic effect. It is widely used in various biomedical studies because it can provide high-resolution images while being label-free, safe, and harmless to biological tissue ...
Yinhao Pan   +5 more
doaj   +1 more source

Portable and Affordable Light Source-Based Photoacoustic Tomography

open access: yesSensors, 2020
Photoacoustic imaging is a hybrid imaging modality that offers the advantages of optical (spectroscopic contrast) and ultrasound imaging (scalable spatial resolution and imaging depth).
Mithun Kuniyil Ajith Singh, Wenfeng Xia
doaj   +1 more source

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