Results 171 to 180 of about 96,711 (321)

Wavefront Sensing and Control for JWST

open access: yesFrontiers in Optics 2008/Laser Science XXIV/Plasmonics and Metamaterials/Optical Fabrication and Testing, 2008
The Wavefront Sensing and Controls commission process for the James Webb Space Telescope will be described, and data from supporting experiments will be presented.
openaire   +3 more sources

Dynamic Continuous Variable Quantum Key Distribution for Securing a Future Global Quantum Network

open access: yesAdvanced Quantum Technologies, EarlyView.
The article explores securing a dynamic global quantum network using continuous variable QKD, proposing a unified three‐layer network architecture for integrating existing QKD networks. It evaluates secret key rates across various channels and introduces the link capacity as a metric for determining the optimum path for secret key distribution in a ...
Mikhael T. Sayat   +4 more
wiley   +1 more source

Wavefront sensing for aberration modeling in fluorescence macroscopy [PDF]

open access: green, 2011
Praveen Pankajakshan   +6 more
openalex   +1 more source

Optical Wavefront Sensing

open access: yes
SPG Mitteilungen - Communications de la SSP, series "Physics Anecdotes and Personal Recollections", Article ...
openaire   +1 more source

Learning‐Based Rapid Phase‐Aberration Correction and Control for Robot‐Assisted MRI‐Guided Low‐/High‐Intensity Focused Ultrasound Treatments

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Magnetic resonance imaging (MRI)‐guided focused ultrasound (MRg‐FUS) is an effective and noninvasive procedure for treating diseases such as neurological disorders. Phase adjustment on ultrasound transducers can only achieve a limited focal‐spot steering range.
Jing Dai   +7 more
wiley   +1 more source

From Single to Multi‐Material 3D Printing of Glass‐Ceramics for Micro‐Optics

open access: yesSmall Methods, EarlyView.
This article explores advancements in two‐photon lithography (TPL) for fabricating high‐refractive‐index micro‐optics. It examines single and multi‐material 3D architectures in glass and ceramics (GLACEs), highlighting photoresin customization, critical fabrication conditions, and cross‐scale structural and optical characterization.
Joel Arriaga‐Dávila   +10 more
wiley   +1 more source

Composite Pentamode Metamaterials for Enhanced Wave Manipulation by Asymmetric Surface Structure

open access: yesSmall Structures, EarlyView.
The asymmetric pentamode surface structure can reduce the scattering from 26.3 dB to 0.96 dB and multiply the frequency range of wave manipulation. This approach results in a 95% improvement in compressive strength compared to pentamode structures with the same acoustic performance, enabling wider deepwater applications.
Liu He   +8 more
wiley   +1 more source

Deciphering structural complexity of brain, joint, and muscle tissues using Fourier ptychographic scattered light microscopy

open access: yesVIEW, EarlyView.
This study introduces Fourier ptychographic scattered light microscopy (FP‐SLM). It combines Fourier ptychographic microscopy (FPM), which images large fields of view with high resolution, and computational scattered light imaging (ComSLI), which visualizes densely interwoven fibers.
Simon E. van Staalduine   +3 more
wiley   +1 more source

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