Results 211 to 220 of about 303,375 (325)

Phase‐Retrieved High‐Throughput Multi‐Channel Simultaneous Surface Plasmon Resonance Detection

open access: yesLaser &Photonics Reviews, EarlyView.
This work presents a new phase‐retrieval high‐throughput multi‐channel simultaneous SPR detection framework. By integrating an objective lens‐based coupling system with a rotation‐based ePIE (r‐ePIE) phase retrieval on the back focal planes, this framework significantly reduces the minimum required detection area to reveal localized information.
Mengqi Shen   +3 more
wiley   +1 more source

Self-Referencing Photothermal Common-Path Interferometry to Measure Absorption of Si<sub>3</sub>N<sub>4</sub> Membranes for Laser-Light Sails. [PDF]

open access: yesACS Photonics
Kumar T   +14 more
europepmc   +1 more source

High‐Precision Laser Spectrum Analyzer via Digital Decoherence

open access: yesLaser &Photonics Reviews, EarlyView.
This paper presents a digital decoherence method that realizes the laser's decoherence process in the digital domain. Combined with the compact delayed self‐heterodyne interferometer, it enables accurate frequency‐noise power spectral density measurements of sub‐Hz linewidth lasers.
Zhongwang Pang   +7 more
wiley   +1 more source

Multi-Wavelength Interferometry for Length Measurements Using Diode Lasers

open access: yesMeasurement Science Review, 2009
Meiners-Hagen K.   +3 more
doaj   +1 more source

Measurements of source emittance and beam coherence properties of the upgraded Advanced Photon Source. [PDF]

open access: yesJ Synchrotron Radiat
Shi X   +11 more
europepmc   +1 more source

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

open access: yesLaser &Photonics Reviews, EarlyView.
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

Generation of Optical Quasiparticles with Spin–Orbit Conversion in a Single Q‐Plate

open access: yesLaser &Photonics Reviews, EarlyView.
Spin‐Orbit conversion approach with a q‐plate for generating optical quasiparticles. ABSTRACT In this work, we detail a novel approach which can be used for the generation of optical quasiparticles. This process leverages both spin‐orbit conversion control with wavelength de‐tuning in a commercially available q‐plate.
Jingni Geng   +3 more
wiley   +1 more source

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