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Showing 1–2 of 2 results
Advanced filters: Author: Mathias Vanwolleghem Clear advanced filters

  • Hyperbolic phonon polaritons (HPhPs) in van der Waals materials are promising for nanophotonic applications, but they are normally limited to the mid-infrared range. Here, the authors report the observation of long-lived and highly confined HPhPs in the deep THz range in layered PbI2.

    • Cristiane N. Santos
    • Flávio H. Feres
    • Jean-François Lampin
    ResearchOpen Access
    Nature Communications
    P: 1-9

  • The quest for on-chip optical isolators has recently spawned many new isolator structures. However, there has been some confusion about the requirement of nonreciprocity. Here, we review the essential characteristics of an isolator.

    • Dirk Jalas
    • Alexander Petrov
    • Hagen Renner
    Comments & Opinion
    Nature Photonics
    Volume: 7, P: 579-582