Results 191 to 200 of about 31,207 (305)

Advancing super‐resolution stimulated emission depletion microscopy with luminescent lanthanide nanocrystals

open access: yesFlexMat, EarlyView.
The state‐of‐the‐art research advances and its cutting‐edge application in super resolution stimulated emission depletion technology based on luminescent lanthanide nanocrystals. Abstract Stimulated emission depletion (STED) microscopy overcomes the diffraction limit to reveal subcellular structures beyond the reach of conventional optical methods ...
Yaqi Chen   +4 more
wiley   +1 more source

Guidelines for the preparation of hydrogels with protective function

open access: yesFood Biomacromolecules, EarlyView.
Abstract As three dimensional network structure functional materials, protective hydrogels, with their excellent biocompatibility, high water content, and the ability to provide physical barriers and regulate the environment for active substances/cells, have shown broad prospects in fields such as drug delivery, tissue engineering, and food ...
Xiao‐Lin Yu   +4 more
wiley   +1 more source

Direct measurement of the horizontal and vertical ciliary sulcus placements using ultrasound biomicroscopy in myopic eyes. [PDF]

open access: yesJ Cataract Refract Surg
Zhang X   +7 more
europepmc   +1 more source

Wide‐Bandgap Semiconductor‐Based Neuromorphic Computing

open access: yesInformation &Functional Materials, EarlyView.
Wide‐bandgap semiconductors enable robust, low‐power neuromorphic devices for extreme environments. This review outlines material advantages, device physics, integration, and future directions for next‐generation brain‐inspired computing. ABSTRACT Neuromorphic computing has emerged as a promising paradigm to overcome the energy inefficiency and data ...
Hongyu Tang   +6 more
wiley   +1 more source

Strain Imaging of GaAs by Stimulated Raman Scattering Microscopy

open access: yesJournal of Raman Spectroscopy, EarlyView.
Telecom‐wavelength stimulated Raman scattering (SRS) microscopy is developed for high‐throughput, nondestructive characterization of gallium arsenide (GaAs). By overcoming optical absorption limits of conventional Raman systems, this technique enables precise visualization of LO phonon frequency variations (< 0.2‐cm−1$$ {}^{-1} $$ precision).
Yuki Sano, Yasuyuki Ozeki
wiley   +1 more source

Transmission Raman Spectroscopy (TRS) for Accurate Authentication of API in Coated Hydroxychloroquine (HCQ) Tablets

open access: yesJournal of Raman Spectroscopy, EarlyView.
We report the development and use of a transmission Raman spectroscopy (TRS) system for a more accurate but nonintrusive way of authentication of API in coated HCQ tablets which otherwise is not possible using the backscattered (BS) configuration of Raman spectroscopy. The coating interference is found to be almost zero in case of the TRS and a greater
Vijay Kumar   +5 more
wiley   +1 more source

Laser‐Based In Situ Diagnostics of Temperature and Material‐Growth Dynamics in Photothermal Laser Nanoprinting of ZnO

open access: yesLaser &Photonics Reviews, EarlyView.
This work elucidates the previously unknown thermal dynamics during sub‐micrometer photothermal laser printing of zinc oxide using a non‐invasive transmission‐based in situ measurement. The elevated temperatures are shown to be highly localized around the laser focal spot, reaching average temperature increases of about 113 K per mW of laser power ...
Steven Kraus   +4 more
wiley   +1 more source

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