Results 131 to 140 of about 92,210 (293)

Nanomaterial‐Mediated Near‐Infrared Photothermal Neuromodulation for Neurologic Disorders

open access: yesAdvanced NanoBiomed Research, EarlyView.
This review summarizes how near‐infrared light activates photothermal nanomaterials to enable noninvasive neuromodulation with high spatiotemporal precision. It elucidates the underlying mechanisms, explores targeted therapeutic applications for neurological disorders, discusses integration with optogenetics and biosensors, and addresses future ...
Ting‐Ting Zeng   +9 more
wiley   +1 more source

Optimization and Characterization of Aspirin‐ and Ibuprofen‐Loaded Lipid‐Based Nanoparticle Synthesis for Antibacterial Activity and Cytotoxic Effect

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Lipid‐based nanoparticles (LNPs) are favored for drug delivery because of their low toxicity, high biocompatibility, ability to self‐assemble into nanoparticles, and ability to enhance drug bioavailability, thereby improving drug release modulation and pharmacokinetics.
Gulizar Caliskan   +3 more
wiley   +1 more source

Quantitative photoacoustic tomography with piecewise constant material parameters [PDF]

open access: yes, 2015
The goal of quantitative photoacoustic tomography is to determine optical and acoustical material properties from initial pressure maps as obtained, for instance, from photoacoustic imaging.
Naetar, Wolf, Scherzer, Otmar
core  

“Dead Lithium” Formation and Mitigation Strategies in Anode‐Free Li‐Metal Batteries

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
Anode‐free lithium metal batteries, though promising due to their high energy density, face challenges from dead lithium formation. “Dead lithium”, disconnected from the anode, causes capacity loss, increased resistance, and safety risks. This review explores the origins of dead lithium, its impact on battery performance, and potential strategies for ...
Mozaffar Abdollahifar, Andrea Paolella
wiley   +1 more source

Review on practical photoacoustic microscopy

open access: yesPhotoacoustics, 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   +4 more
semanticscholar   +1 more source

Layered double hydroxides‐based nanozymes for effective biomedical applications: A review and future perspectives

open access: yesBMEMat, EarlyView.
In this review, we introduced the preparation methods of LDHzymes and discussed their catalytic activity and mechanisms. Subsequently, the applications of LDHzymes in biomedical were discussed. Finally, potential future work on LDHzymes was proposed to better design these new types of nanozymes.
Jiawei Cui   +7 more
wiley   +1 more source

High-Intensity Focused Pressure Wave Generation via Q-Switched Er:YAG Laser with a Water Layer Formed by the Coupled Lens for Optoacoustic Conversion

open access: yesApplied Sciences
We demonstrate coating-free optoacoustic generation and focusing of ultrasound using a mechanically Q-switched (MQS) erbium-doped yttrium aluminum garnet (Er:YAG) source (~100 ns, ≤20 mJ) combined with a concave water interface that simultaneously serves
Dominik Šavli   +3 more
doaj   +1 more source

Real-time optoacoustic temperature determination on cell cultures during heat exposure: a feasibility study

open access: yesInternational Journal of Hyperthermia, 2019
Objective/Purpose: In order to study the effects of hyperthermia and other temperature-related effects on cells and tissues, determining the precise time/temperature course is crucial.
Yoko Miura   +6 more
doaj   +1 more source

Photoacoustic Detection of Short-Chained Hydrocarbon Isotopologues

open access: yesProceedings, 2019
We report, to our knowledge, the first optical detection of the main isotopologues of short-chained hydrocarbons. The sensor system is based on photoacoustic (also known as optoacoustic) spectroscopy (PAS, OAS). This technique takes advantage of the fact
Alain Loh, Marcus Wolff
doaj   +1 more source

Multifunctional H2S‐activated metal‐organic framework systems for targeted colorectal cancer imaging and synergistic copper‐induced tumor regression

open access: yesBMEMat, EarlyView.
The in situ reaction of Cu‐MOFs with endogenous H2S enabled PA imaging and facilitated combined PTT/chemotherapy for colorectal cancer therapy. Abstract Stimuli‐responsive nanomaterials offer significant potential for enhancing diagnostic accuracy, optimizing therapeutic efficacy, and advancing precision theranostics.
Nannan Zheng   +13 more
wiley   +1 more source

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