Results 91 to 100 of about 11,598 (201)

Sound speed resolved by photoacoustic technique

open access: yes, 2007
"In this work a new method for measuring the speed of sound in materials is reported. This method uses the photoacoustic effect, which is the generation of sound waves by pulsed optical radiation incident on a material sample. The sound waves generated on the surface of the sample travel through the material and are detected with two piezoelectric ...
S.J. Pérez Ruíz   +3 more
openaire   +1 more source

Understanding extracellular vesicle biology, isolation, and characterization: The theory of EV‐erything

open access: yesPeriodontology 2000, EarlyView.
Abstract Background Extracellular vesicles (EVs), especially exosomes, are nanoparticles increasingly recognized as key regulators of intercellular communication in both physiological and pathological aspects. Despite rapid progress, inconsistencies in nomenclature, isolation, and characterization continue to restrict translational advancement.
Paras Ahmad   +6 more
wiley   +1 more source

Electroactive Hydrogel Enabling Feedback‑Responsive Monitoring and Regulation of Inflammation for Chronic Wound Therapy

open access: yesAggregate, Volume 7, Issue 8, August 2026.
An electroactive hydrogel enables feedback‐guided chronic wound therapy through ROS‐responsive sensing and on‐demand treatment. It allows real‐time H2O2 monitoring to provide inflammation feedback, coupled with efficient ROS‐scavenging, antibacterial activity, and immunomodulation to polarize macrophages.
Hua Wei   +3 more
wiley   +1 more source

Integrated photoacoustic/ultrasound imaging : Applications and new techniques [PDF]

open access: yes, 2016
Photoacoustic imaging (PAI) is a unique combination of optical sensitivity to tissue chromophores like hemoglobin, and ultrasonic resolution. Research in this PhD thesis is made possible by the development of a probe that combines PAI with regular ultrasound imaging.
openaire   +1 more source

Deep Learning‐Assisted Coherent Raman Scattering Microscopy

open access: yesAdvanced Intelligent Discovery, Volume 2, Issue 4, August 2026.
The analytical capabilities of coherent Raman scattering microscopy are augmented through deep learning integration. This synergistic paradigm improves fundamental performance via denoising, deconvolution, and hyperspectral unmixing. Concurrently, it enhances downstream image analysis including subcellular localization, virtual staining, and clinical ...
Jianlin Liu   +4 more
wiley   +1 more source

A multiscale framework for in silico thrombus generation and photoacoustic simulations

open access: yesJPhys Photonics
Thrombus composition and microstructure play a critical role in determining the treatment success for thrombus-related diseases such as ischemic stroke and deep vein thrombosis.
Hamed Ghodsi   +3 more
doaj   +1 more source

Emerging Photoacoustic Imaging Techniques for Peripheral Arterial Disease

open access: yesCurrent Treatment Options in Cardiovascular Medicine
Abstract Purpose of Review Photoacoustic imaging (PAI) has emerged as a promising non-ionizing modality that leverages optical absorption contrast to provide both anatomical and functional insights into vascular health.
Zhang, Yide, Wang, Lihong V.
openaire   +2 more sources

Therapeutic Applications of Stimuli‐Based Release and Engineering of Extracellular Vesicles

open access: yesAdvanced NanoBiomed Research, Volume 6, Issue 8, August 2026.
This review summarizes the effects of endogenous and exogenous stimuli, their effects on the natural release of extracellular vesicles, as well as their uptake and release. It also gives an overview of stimuli‐responsive EVs and their therapeutic applications. Extracellular vesicles (EVs), nano‐ to microsized lipid bilayer membrane‐bound particles, are
Gloria Kemunto, Kristen Dellinger
wiley   +1 more source

Efficacy of 1064 nm Fractional Q‐Switched Laser and Topical Isotretinoin: A Split‐Face Randomized Clinical Trial

open access: yesJournal of Cosmetic Dermatology, Volume 25, Issue 8, August 2026.
ABSTRACT Introduction Acne scars are a common complaint amongst dermatology patients and treating these scars effectively can still be challenging. Multiple treatment approaches can be used on this matter, one of which is using various types of lasers. On the other hand, one of the most effective medical treatments for acne is topical retinoids, which ...
Gita Faghihi   +4 more
wiley   +1 more source

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