Results 121 to 130 of about 5,696 (229)

Dynamic Retinal Pathology in Glaucoma Progression Revealed by High‐Resolution Functional Imaging In Vivo

open access: yesLaser &Photonics Reviews, Volume 20, Issue 5, 6 March 2026.
In this work, we investigated the dynamic retinal pathology of glaucoma from onset to late stages through longitudinal in vivo high‐resolution imaging in a silicone oil‐induced ocular hypertension (SOHU) glaucoma mouse model. We developed an optimized adaptive optics two‐photon excitation fluorescence microscopy (AO‐TPEFM) technique for morphological ...
Yiming Fu   +6 more
wiley   +1 more source

Wavefront correction with image-based interferometric focus sensing in two-photon microscopy. [PDF]

open access: yesNanophotonics
Yang R   +10 more
europepmc   +1 more source

Mode Integration Disorder Metamaterials: Electromagnetic Wave Manipulation From Arbitrary Coupled Modes to Single Mode

open access: yesLaser &Photonics Reviews, Volume 20, Issue 6, 18 March 2026.
When a uniform field interacts with a complex medium, it becomes scattered into a nonuniform distribution. A mode‐integration metamaterial employs its intrinsic controlled disorder to coherently reorganize and integrate the scattered field components into a tailored modal output, establishing a new paradigm for programmable modal coupling and versatile
Junming Zhang   +5 more
wiley   +1 more source

From Millimeters to Microns: A Hybrid Strategy for Reconfigurable Liquid‐Crystal Patterning

open access: yesSmall Methods, Volume 10, Issue 5, 9 March 2026.
A hybrid approach combining wide‐field exposure and direct laser writing is used to sculpt responsive polymer architectures in nematic liquid crystals. This method enables voltage‐tunable textures, channeling of topological defects, and hierarchical resolution control.
Adithya Pradeep   +9 more
wiley   +1 more source

Seismo‐Acoustic Evidence for Meteoric Water Modulation of Hydrothermal Fluid Discharge

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 3, March 2026.
Abstract Deciphering the signal of external processes on active hydrothermal dynamics represents a critical challenge in understanding volcanic unrest. At the Pisciarelli hydrothermal site, located within the densely populated Campi Flegrei caldera (Italy), we investigate the role of meteoric water influx in modulating shallow hydrothermal fluid ...
Rebecca Sveva Morelli   +23 more
wiley   +1 more source

Framework for X‐ray mirror surface shape fitting

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 2, Page 278-288, March 2026.
The closed‐form expressions for elliptic cylinders, hyperbolic cylinders, ellipsoids, hyperboloids, and diaboloids used for X‐ray mirror surface shapes are summarized. Additionally, a four‐layer framework to fit the measured surface shape data in slope or height for convenient X‐ray mirror surface characterization is proposed.For accurate ...
Lei Huang   +9 more
wiley   +1 more source

Demonstration of a family of X‐ray dark‐field retrieval approaches on a common set of samples

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 2, Page 437-447, March 2026.
This study aims to guide users of dark‐field imaging in selecting the most suitable technique for their imaging goals. To this end, we provide a summary table and highlight opportunities for future research into the sources of dark‐field contrast across emerging methods.There are various imaging setups capable of capturing dark‐field images, each with ...
Samantha J. Alloo   +5 more
wiley   +1 more source

X‐ray waveguide optics at GINIX/P10 PETRA III: recent progress and future directions

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 2, Page 298-313, March 2026.
X‐ray waveguide optics enable spatial and coherence filtering of a nano‐focused synchrotron beam and provide tailored illumination wavefronts for holographic imaging. Progress in fabrication, characterization and advanced waveguide interferometers can enhance holographic imaging.Here we report on recent progress in X‐ray waveguide optics for full‐field
Tim Salditt   +8 more
wiley   +1 more source

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