Results 121 to 130 of about 1,180,081 (224)

Recent Advances in Photoacoustic Imaging: Current Status and Future Perspectives

open access: yesMicromachines
Photoacoustic imaging (PAI) is an emerging hybrid imaging modality that combines high-contrast optical imaging with high-spatial-resolution ultrasound imaging.
Huibin Liu   +5 more
doaj   +1 more source

Dual-Modal In Vivo Fluorescence/Photoacoustic Microscopy Imaging of Inflammation Induced by GFP-Expressing Bacteria

open access: yesSensors, 2019
In this study, dual-modal fluorescence and photoacoustic microscopy was performed for noninvasive and functional in vivo imaging of inflammation induced by green fluorescent protein (GFP) transfected bacteria in mice ear. Our imaging results demonstrated
Yubin Liu   +4 more
doaj   +1 more source

Optical Stimulation and Monitoring of the Peripheral Nervous System: Perspectives and Challenges Toward Clinical Translation

open access: yesLaser &Photonics Reviews, EarlyView.
Optical neuromodulation with IR light allows stimulation of the PNS without the need for physical contact with the target nerve or without requiring any genetic modification. The clinical translation of this technique will pave the way to the development of neural interfaces for restoring sensory feedback in individuals with limb amputation.
Federica Piccirillo   +20 more
wiley   +1 more source

Multiscale photoacoustic microscopy and computed tomography [PDF]

open access: yesNature Photonics, 2009
Photoacoustic tomography (PAT) is probably the fastest growing biomedical imaging technology owing to its capability of high-resolution sensing of rich optical contrast in vivo at depths beyond the optical transport mean free path (~1 mm in the skin).
openaire   +4 more sources

Functional and multimodal photoacoustic microscopy for brain mapping and surgery

open access: yes, 2019
The noninvasive imaging of a brain has led to significant advances for optical techniques in neurosurgery and brain imaging. Previous study reported hemodynamic brain activity is related with neuronal activity.
KIM, CHULHONG
core  

Photoacoustic Microscopy System with PZT Scanner [PDF]

open access: yes, 2016
Photoacoustic Microscopy (PAM) is a noninvasive imaging method with high acoustic resolution and high optical contrast. It can image deeper tissues than optical microscopy methods, such as multi-photon fluorescence microscopy and optical coherence ...
Liu, Jingyu
core  

Migration of Erucamide in Polyethylene Film

open access: yesPolymer Engineering &Science, EarlyView.
Erucamide migration in polyethylene films as a function of time and temperature, evaluated by FTIR‐PAS and correlated with changes in surface morphology and contact angle. ABSTRACT Erucamide is a migratory slip agent widely used in polyethylene (PE) films for flexible packaging applications, particularly those processed on high‐speed filling and ...
Kelly Cristina Maziero   +7 more
wiley   +1 more source

Photoacoustic microscopy by photodeformation applied to thermal diffusivity determination

open access: yes, 1991
International audienceIn this paper, an original technique is proposed to measure the thermal diffusivity at local scale using a photoacoustic microscopy set-up.
Déom, Alain   +3 more
core   +2 more sources

Intelligent Continuum Micromachines in Complex Confined Spaces

open access: yesSmartBot, EarlyView.
The cover depicts a conceptual design for an intelligent continuum micromachine entering a target capsule used in fusion‐energy research through its slender gas‐fill tube. By combining route‐adaptive deformation, embedded sensing, and a functional end effector, the robot could inspect hidden defects, assess local conditions, and support localized ...
Huayang Sai   +7 more
wiley   +1 more source

Multi‐Scale Magnetically Controlled Soft Matter Robots for Tissue Interfacing Applications

open access: yesSmartBot, EarlyView.
Magnetically controlled soft matter robots (MSMRs) integrate remote magnetic control with soft matter adaptability for minimally invasive biomedical tasks at tissue interfaces across multiple scales. This review examines the interaction mechanisms between MSMRs and tissue interfaces, with MSMRs classified into five categories according to their ...
Wenxin Lian   +9 more
wiley   +1 more source

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