Results 231 to 240 of about 581,251 (325)

Framework for X-ray mirror surface shape fitting. [PDF]

open access: yesJ Synchrotron Radiat
Huang L   +9 more
europepmc   +1 more source

Euler‐Top Gaussian Modes: Structured Beams From Quadratic Angular Momentum Dynamics

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
A new family of structured Gaussian light beams are introduced: Euler‐top Gaussian modes. Their ray‐orbital paths on the Gaussian Poincaré sphere correspond to the polhodes of the Euler top in classical angular momentum theory. This geometric and algebraic construction reveals a nonseparable mode family extending the familiar Hermite‐, Laguerre‐ and ...
Mark R. Dennis, Kerr Maxwell
wiley   +1 more source

Giant Circular Dichroism in Chiral Broad Flat‐Band Quasi‐BIC Metasurface

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
Tuning the near‐field coupling between adjacent nanopillars gradually flattens the photonic band. Reducing the interpillar spacing strengthens mode hybridization, yielding an ultraflat dispersion that hosts a high‐Q quasi‐BIC. This work delineates the physical mechanism linking structural parameters to flat‐band formation, enabling giant circular ...
Chunhao Xu, Jietao Liu, Guofeng Song
wiley   +1 more source

Long‐Range Polariton Canalization in a Graphene‐Nanoribbon–Covered MgTeMoO6 Metasurface

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
Simulated Re(Ez) field distributions at ω = 924 cm−1 for the graphene grating, MgTeMoO6 grating, the proposed hybrid structure, and the corresponding IFCs in (kx, ky) space are shown. Re(Ez) field maps in the x–y plane at ω = 924 cm−1 for Ef = 50, 70, 74, 76, 80, and 88 meV.
Chia‐Chien Huang
wiley   +1 more source

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, Volume 28, Issue 9, 6 May 2026.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Influence of the Substrate Temperature on the Growth Mechanism of Allylamine Plasma Polymer Films

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 9, 5 May 2026.
The influence of the substrate temperature on the growth mechanism of allylamine plasma polymers is investigated by correlating the plasma chemistry and the physico‐chemical properties of the coatings. New insights about the mechanistic formation of functionalized plasma polymers at a molecular level are provided, paving the way toward a better ...
Robin Dantinne   +6 more
wiley   +1 more source

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