Results 61 to 70 of about 745 (158)

Review of photoacoustic imaging plus X

open access: yes, 2023
Photoacoustic imaging (PAI) is a novel modality in biomedical imaging technology that combines the rich optical contrast with the deep penetration of ultrasound. To date, PAI technology has found applications in various biomedical fields. In this review,
Gao, Fei   +5 more
core  

Multi‐Energy Integrated Photocatalysis for Antitumor Therapy

open access: yesExploration, Volume 5, Issue 6, December 2025.
This comprehensive review summarizes recent advancements in piezo‐photocatalysts and photothermal‐photocatalysts for cancer therapy. It begins by outlining the principles of piezo‐photocatalysis and photothermal‐photocatalysis, followed by a discussion of various multi‐energy integrated photocatalysts designed for single‐, dual‐, triple‐, and tetra ...
Li Zhang   +4 more
wiley   +1 more source

3D printing and inspection [PDF]

open access: yes, 2016
Non-destructive dimensional inspection of surfaces is an issue of utmost importance in a large number of situations in R&D and at the industrial world.
Costa, Manuel F. M.
core  

Multi-scale volumetric dynamic optoacoustic and laser ultrasound (OPLUS) imaging enabled by semi-transparent optical guidance

open access: yes, 2023
Major biological discoveries have been made by interrogating living organisms with light. However, the limited penetration of unscattered photons within biological tissues severely limits the depth range covered by optical methods.
Deán-Ben, Xosé Luís   +6 more
core  

Light‐driven micro/nanobots

open access: yesNanophotonics, Volume 14, Issue 27, Page 4821-4874, December 2025.
Abstract Modern technological evolution witnesses a fast‐paced progress in the design, science, and technology of light‐driven micro/nanomachines in the recent past. These micromachines have found enormous applications as micro/nanoscale manipulators, micromachined space exploration components, nano‐sized cell positioning and control, and micro ...
Rigvendra Kumar Vardhan   +2 more
wiley   +1 more source

Multiparametric Brain Hemodynamics Imaging Using a Combined Ultrafast Ultrasound and Photoacoustic System

open access: yesAdvanced Science
AbstractStudying brain‐wide hemodynamic responses to different stimuli at high spatiotemporal resolutions can help gain new insights into the mechanisms of neuro‐ diseases and ‐disorders. Nonetheless, this task is challenging, primarily due to the complexity of neurovascular coupling, which encompasses interdependent hemodynamic parameters including ...
Haoyang Chen   +14 more
openaire   +3 more sources

Micro/Nanorobots for Combating Brain Disorders: Challenges, Advances, and Perspectives

open access: yesAdvanced Science, Volume 12, Issue 44, November 27, 2025.
Micro/nanorobots (MNRs) offer a transformative approach for precision therapy in brain disorders. By overcoming biological barriers and enabling controlled propulsion, targeted delivery, and real‐time imaging/tracking, MNRs pave the way toward effective, minimally invasive treatments. This review outlines the interplay between brain disease challenges,
Qi Zhang, Dong Sun
wiley   +1 more source

Brief overview of the current status of the research in optics and photonics in Portugal [PDF]

open access: yes, 2016
The Portuguese Optics and Photonics Society, SPOF, Sociedade Portuguesa para a Investi-gação e Desenvolvimento em Óptica e Fotónica, [1] was established in November 2009 reflecting the development of the scientific and technological research in Optics ...
Costa, Manuel F. M.
core  

Emerging applications of rare‐earth fluoride nanocrystals in medicine and biotechnologies

open access: yesResponsive Materials, Volume 3, Issue 4, November 2025.
Rare‐earth fluoride nanocrystals (REFNCs) exhibit high responsivity and can be used as multi‐modal agents in medicine and theranostics. This review summarizes recent advances in REFNCs, covering their synthesis, structures, luminescent properties, and applications in multi‐modal imaging and photodynamic therapy, highlighting their theranostic potential
Alain Tressaud   +3 more
wiley   +1 more source

Light-emitting diodes and photodiodes in the deep ultra-violet range for absorption photometry in liquid chromatography, capillary electrophoresis and gas sensing [PDF]

open access: yes, 2016
Absorbance measurement in the deep ultra-violet range (below 300 nm) has been one of the most widely used detection methods for analytical techniques as a large number of organic compounds have strong absorption bands in the deep UV region.
Bui, Duy Anh
core   +1 more source

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