Results 201 to 210 of about 5,414 (280)

Transmissive Terahertz Tunable and Multifunctional Polarization Manipulation With Ge/VO2 Hybrid Metasurface

open access: yesNanophotonics, Volume 15, Issue 12, 25 June 2026.
A hybrid metasurface composed of Ge dielectric pillars and a VO₂ grating is proposed, which enables functional switching between symmetric and asymmetric polarization conversion in transmission. By continuously tuning the conductivity of VO2, the structure achieves multiple dynamic controls of asymmetric transmission, circular dichroism, and ...
Xingxing Fan   +6 more
wiley   +1 more source

Report on fabrication and structural characterization of DiracMA metasurface

open access: yes
Report on fabrication and structural characterization of DiracMA ...
openaire   +1 more source

Design and Fabrication of Functional Helix-Based Metasurfaces

open access: yesDesign and Fabrication of Functional Helix-Based Metasurfaces
doctoral 創造科学技術大学院 甲第965号 application ...
openaire  

Single‐Photon Emission From TMDCs through Strong Coupling to EQ Plasmon Modes of an Au Metasurface

open access: yesNanophotonics, Volume 15, Issue 11, 13 June 2026.
Compact, deterministic solid‐state single‐photon sources that operate at room temperature and integrate with planar nanophotonics are essential for the development of scalable quantum photonic technologies. This work presents a TMDC monolayer strongly coupled to a gold (Au) metasurface featuring an electric quadrupole mode, enabling high‐purity single ...
Andergachew Mekonnen Berhe   +2 more
wiley   +1 more source

ML assisted optimization of DR based MIMO antenna for 5G communication systems. [PDF]

open access: yesSci Rep
Sumit   +5 more
europepmc   +1 more source

Tunable Plasmon‐Enhanced Wide‐Angle Terahertz Perfect Absorption via Lorentz Media

open access: yesNanophotonics, Volume 15, Issue 11, 13 June 2026.
A planar graphene‐Lorentz‐DBR structure realizes wide‐angle terahertz perfect absorption through a composite phase‐amplitude matching mechanism. The Lorentz dielectric provides dispersive phase compensation and controlled loss, whereas graphene supports dissipative coupling, enabling high absorption up to 80° incidence and multichannel spectral ...
Yuxuan Zhou
wiley   +1 more source

High‐Order Multipolar Excitations Governing Circular Dichroism in an All‐Dielectric Chiral Metasurface

open access: yesNanophotonics, Volume 15, Issue 11, 13 June 2026.
An all‐dielectric asymmetric gammadion metasurface exhibits visible circular dichroism governed by helicity‐selective multipolar excitations. Quadrupole‐dominated and weaker mixed‐mode resonances are identified, and their distinct near‐field optical chirality and angular responses are revealed, establishing a direct link between structural asymmetry ...
Chien‐Feng Chien   +4 more
wiley   +1 more source

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