Results 71 to 80 of about 10,092,068 (254)

Far-Zone Spectral Density of Light Waves Scattered by Random Anisotropic Hollow Medium

open access: yesPhotonics
A random anisotropic hollow scatterer is discussed and the far-zone characteristics of scalar light waves scattered by this type of medium are theoretically analyzed.
Yue Yu   +4 more
doaj   +1 more source

Intrinsic Light Field Images [PDF]

open access: yesComputer Graphics Forum, 2017
AbstractWe present a method to automatically decompose a light field into its intrinsic shading and albedo components. Contrary to previous work targeted to two‐dimensional (2D) single images and videos, a light field is a 4D structure that captures non‐integrated incoming radiance over a discrete angular domain.
Elena Garces 0001   +5 more
openaire   +2 more sources

Synergistic perspectives—How single‐molecule biophysics complement biochemical understanding

open access: yesFEBS Letters, EarlyView.
In this review, we discuss how ensemble biochemistry and single‐molecule approaches are complementary, outline commonly used single‐molecule techniques, and illustrate their relevance through two representative case studies: chromatin organization by SMC complexes and pathway choice during DNA double‐strand break repair.
Sara De Bragança   +2 more
wiley   +1 more source

Coherence engineering of partially coherent vortex fields: theory, metrology, and applications

open access: yesAdvances in Physics: X
Partially coherent vortex fields combine optical singularities with controllable statistical correlations, forming an important research platform at the intersection of singular optics, statistical optics, and structured-light science.
Jun Zeng   +4 more
doaj   +1 more source

Multidimensional Compressed Sensing for Spectral Light Field Imaging

open access: yes
This paper considers a compressive multi-spectral light field camera model that utilizes a one-hot spectral-coded mask and a microlens array to capture spatial, angular, and spectral information using a singlemonochrome sensor.
Miandji, Ehsan,   +2 more
core   +1 more source

A light field FDL-HSIFT feature in scale-disparity space

open access: yes, 2021
International audienceMany computer vision applications rely on feature matching, hence the need for computationally efficient and robust 4D light field (LF) feature detectors and descriptors for applications using this imaging modality.
Xiao, Zhaolin   +3 more
core  

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

Spatiotemporally localized optical links and knots

open access: yesNature Communications
Optical links and knots have attracted growing attention owing to their exotic topologic features and promising applications in next-generation information transfer and storage. However, current protocols for optical topology realization rely on paraxial
Yaning Zhou   +9 more
doaj   +1 more source

Four-State Programmable Quasi-BIC Metasurface with Polarization-Divergent Dispersion Rewriting

open access: yesPhotonics
A central challenge in reconfigurable photonics based on quasi bound states in the continuum (quasi-BICs) is to move beyond binary switching toward multistate and polarization-aware programmability.
Wenbin Wang, Yun Meng
doaj   +1 more source

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