Results 101 to 110 of about 3,955 (210)

Vision-correcting holographic display: evaluation of aberration correcting hologram. [PDF]

open access: yesBiomed Opt Express, 2021
Kim D   +7 more
europepmc   +1 more source

The Application of Telemedicine in Surgery

open access: yesMed Research, EarlyView.
This figure provides an overview of the content presented in this article. Telemedicine is integrated throughout the entire surgical workflow, with distinct applications across the preoperative, intraoperative, and postoperative phases. These applications are enabled by a suite of supporting technologies, while the associated implementation challenges ...
Yufan Yang   +8 more
wiley   +1 more source

Reconfigurable Nanogap SERS for Multiscale Molecular Sensing on Curved Surfaces

open access: yesSmall, EarlyView.
Reconfigurable Au‐coated SMP nanocomposites enable adaptive SERS through reversible tuning of Au─Au nanogaps. Embedded AgNPs serve as photothermal triggers and reinforcements. Wide gaps facilitate macromolecule detection, while narrowed gaps enhance small‐molecule signals for reliable multiscale sensing on curved surfaces.
Goum Min   +13 more
wiley   +1 more source

Emergent Chaos‐Like Dynamics of Spin–Orbit‐Torque‐Driven Magnetic Transitions

open access: yesSmall, EarlyView.
By combining anisotropy‐engineered nanometer‐scale nucleation sites with time‐resolved x‐ray holography and micromagnetic modeling, magnetization dynamics are directly imaged, revealing chaos‐like fluctuations and skyrmion shedding and highlighting the intrinsic complexity of spin‐orbit torque driven systems.
L.‐M. Kern   +14 more
wiley   +1 more source

On resolution and viewing of holographic image generated by 3D holographic display

open access: yesOptics Express, 2010
In the paper Wigner Distribution (WD) representation analysis of holographic display is presented. The display reconstructs holographic image by means of Spatial Light Modulator. Two major aspects are covered: imaging and viewing. Optically reconstructed images are characterized by low and spatially variant resolution.
openaire   +2 more sources

Precise 3D Tracking of Highly Non‐Planar Eukaryotic Flagellar Beating Patterns Using Digital Holographic Microscopy

open access: yesSmall Methods, EarlyView.
The 3D beating dynamics of eukaryotic flagella drive motility, sensory functions, and resource acquisition, yet highly non‐planar beating patterns remain poorly characterized. Based on Digital Holographic Microscopy, holoV3C enables label‐free 3D reconstruction of such complex dynamics with 53 nm axial resolution, demonstrated on mouse sperm and ...
Patryk Nienaltowski   +7 more
wiley   +1 more source

From Particle to Purpose: A Systems‐Theoretical Model of Unity and Coherent Adaptation

open access: yesSystems Research and Behavioral Science, EarlyView.
ABSTRACT This paper develops a conceptual integration that bridges classical systems theories with insights from the Islamic intellectual tradition, focusing on the notion of zerre (particle) as articulated by Said Nursî. We reinterpret zerre as a systems‐theoretical agent that exhibits lawful responsiveness without autonomy, offering a new lens on how
Erhan Atay
wiley   +1 more source

Study on Impurity Particle Detection in Transformer Oil Based on Microflow Imaging Method

open access: yesHigh Voltage, EarlyView.
ABSTRACT The concentration of particles in transformer oil has a significant influence on its electrical performance, making oil cleanliness a critical parameter in the operation and maintenance of power transformers. However, the light obstruction (LO) method recommended by current standards has inherent limitations, including low sensitivity to ...
Chen Chen   +6 more
wiley   +1 more source

Full‐field X‐ray fluorescence imaging using a Fresnel zone plate as a coded aperture: optimized reconstruction algorithm and first trial of hyperspectral XANES mapping

open access: yesJournal of Synchrotron Radiation, EarlyView.
The full‐field X‐ray fluorescence imaging method, where a Fresnel zone plate is employed as a coded aperture, was tested for the first time at a beamline, and its corresponding reconstruction code was optimized. It was also employed to perform, also for the first time using full‐field and fluorescence modes, hyperspectral XANES mapping.This study ...
Gautier Landrot   +14 more
wiley   +1 more source

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