Results 221 to 230 of about 8,134 (290)

Bio‐inspired nanophotonics: Structural color, chirality, and resonance metasurfaces

open access: yesInfoMat, EarlyView.
A butterfly‐wing‐inspired anisotropic plasmonic flatband resonant metasurface. Insets, photo of the butterfly, Sasakia charonda, and the SEM image of its wing scale (above); the SEM image of the metasurface (below). Abstract The dazzling colors of butterfly wings and hummingbird feathers are not painted with pigments, but crafted by nature's invisible ...
Weihan Liu, Yao Liang, Din Ping Tsai
wiley   +1 more source

Optimizing feather hydrolysate via machine learning for microbial recycling of waste concrete fines

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract BACKGROUND The concrete industry faces significant challenges from CO2 emissions and the disposal of waste concrete fines (WCF). Microbially induced calcite precipitation (MICP) can bind WCF into bioconcrete, but the high cost of commercial culture media hinders its application.
Henrietta Ottová   +5 more
wiley   +1 more source

Transdiagnostic profiles of socio‐affective functioning in adolescents at‐risk of poor mental health

open access: yesJCPP Advances, EarlyView.
Abstract Background Adolescence is a developmental period during which many mental health problems emerge or worsen. Recently, there has been a shift towards identifying risk factors that predict psychopathology across a range of diagnostic boundaries—known as ‘transdiagnostic’ approaches.
Alex Lloyd   +7 more
wiley   +1 more source

Single-cell structural biology with intracellular electron crystallography. [PDF]

open access: yesNat Commun
Bílá Š   +10 more
europepmc   +1 more source

Halin's Grid Theorem for Digraphs

open access: yesJournal of Graph Theory, EarlyView.
ABSTRACT Halin showed that every thick end of every graph contains an infinite grid. We extend Halin's theorem to digraphs. More precisely, we show that for every infinite family ℛ ${\rm{ {\mathcal R} }}$ of disjoint equivalent out‐rays there is a grid whose vertical rays are contained in ℛ ${\rm{ {\mathcal R} }}$.
Florian Reich
wiley   +1 more source

Roll-to-Roll AgNWs Networks/Ag Finger by Self-Masking Protection for Large-Area Monolithic Flexible Organic Solar Cells. [PDF]

open access: yesNat Commun
Han Y   +12 more
europepmc   +1 more source

Non‐Uniform Programmable Photonic Waveguide Meshes

open access: yesLaser &Photonics Reviews, EarlyView.
Integrating defect cells into uniform hexagonal waveguide meshes overcomes the fundamental spectral and temporal limitations of programmable photonics. By leveraging the Vernier effect through non‐uniform coupled cavities, this architecture achieves a tenfold increase in free spectral range and ultra‐fast sampling times, paving the way for next ...
Cristina Catalá‐Lahoz, José Capmany
wiley   +1 more source

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