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Browsing Tag

Metamaterials

12 posts
PPhysics
Efficient GHz electro-optical modulation with a nonlocal lithium niobate metasurface in the linear and nonlinear regime
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Efficient GHz electro-optical modulation with a nonlocal lithium niobate metasurface in the linear and nonlinear regime

  • 31 July 2025
Design and linear characterization Figure 1 illustrates the design and working principle of our device. We investigate a nonlocal…
PPhysics
Quasi-ordered plasmonic metasurfaces with unclonable stochastic scattering for secure authentication
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Quasi-ordered plasmonic metasurfaces with unclonable stochastic scattering for secure authentication

  • 8 July 2025
Concept of unclonable stochastic scattering with plasmonic metasurfaces Our design draws inspiration from the naturally occurring quasi-order in…
PPhysics
Ultrathin 3R-MoS2 metasurfaces with atomically precise edges for efficient nonlinear nanophotonics
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Ultrathin 3R-MoS2 metasurfaces with atomically precise edges for efficient nonlinear nanophotonics

  • 5 July 2025
3R-MoS2 flake thickness optimization We begin by optimizing the 3R-MoS2 material platform through analysis of the SHG signal…
PPhysics
Plasmonic biosensor enabled by resonant quantum tunnelling
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Plasmonic biosensor enabled by resonant quantum tunnelling

  • 26 June 2025
Self-illuminating metasurface design Our metasurface is based on an interconnected mesh of nanowire nanoantennas that are used as…
PPhysics
Atomic-layer assembly of ultrathin optical cavities in van der Waals heterostructure metasurfaces
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Atomic-layer assembly of ultrathin optical cavities in van der Waals heterostructure metasurfaces

  • 26 May 2025
Gu, T., Kim, H. J., Rivero-Baleine, C. & Hu, J. Reconfigurable metasurfaces towards commercial success. Nat. Photon. 17,…
PPhysics
metalenses holograms
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Optical Breakthrough: Tunable ‘Metalenses’ Could Enable Realistic Holograms and Invisibility

  • 23 May 2025
Scientists from Linköping University in Sweden have announced an optical breakthrough in tunable polymer (plastic) metalenses that control…
PPhysics
Bulk–spatiotemporal vortex correspondence in gyromagnetic zero-index media
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Bulk–spatiotemporal vortex correspondence in gyromagnetic zero-index media

  • 15 May 2025
Huang, X., Lai, Y., Hang, Z. H., Zheng, H. & Chan, C. T. Dirac cones induced by accidental…
PPhysics
Nonlinear optical simulation of the post-Newton Schrödinger equation
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Nonlinear optical simulation of the post-Newton Schrödinger equation

  • 4 May 2025
Landau, L. D. & Lifshitz, E. M. The Classical Theory of Fields (Butterworth Heinemann, 2010). Leonhardt, U. &…
PPhysics
Moiré collective vibrations in atomically thin van der Waals superlattices
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Moiré collective vibrations in atomically thin van der Waals superlattices

  • 3 May 2025
Davies, C. S. et al. Phononic switching of magnetization by the ultrafast Barnett effect. Nature 628, 540–544 (2024).…
PPhysics
Giant elastic-wave asymmetry in a linear passive circulator
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Giant elastic-wave asymmetry in a linear passive circulator

  • 30 April 2025
Linear passive circulator Our paradigm revisits the concept established by the acoustic Zeeman circulator20, renowned for its remarkable…
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