Results 221 to 230 of about 38,674 (306)

Spin‐sensitive multifunctional devices based on lateral graphene/MoS2 heterostructures

open access: yesInfoMat, EarlyView.
This study highlights the multifunctional capabilities of devices based on lateral graphene/MoS2 heterostructures and provides theoretical guidance for the design and fabrication of high‐performance rectifiers, spin filters, and optoelectronic devices based on various 2D lateral heterostructures. Abstract Using first‐principles calculations and quantum
Shun Song   +5 more
wiley   +1 more source

Engineering Topological Phases with a Traveling‐Wave Spacetime Modulation

open access: yesLaser &Photonics Reviews, EarlyView.
Time‐varying systems have garnered considerable attention due to their unique potential in manipulating electromagnetic waves. Here, a novel class of topological spacetime crystals with a traveling‐wave modulation is introduced. By manipulating material anisotropy, one can engineer light angular momentum and non‐trivial topological phases characterized
João C. Serra, Mário G. Silveirinha
wiley   +1 more source

Eigenmodes of Latent-Symmetric Quantum Photonic Networks. [PDF]

open access: yesACS Photonics
Himmel J   +5 more
europepmc   +1 more source

Topological Engineering of High‐Order Exceptional Points Through Transformation Optics

open access: yesLaser &Photonics Reviews, EarlyView.
A novel framework leveraging transformation optics is introduced for engineering high‐order exceptional points (EPs) in nanophotonic systems. By linking these spectral singularities to physically accessible parameters, this approach enables the design of complex EPs, including third and fourth‐order EPs in coupled nanowire systems.
Kaiyuan Wang   +3 more
wiley   +1 more source

Efficient Robust Spontaneous Parametric Down‐Conversion via Detuning Modulated Composite Segments Designs

open access: yesLaser &Photonics Reviews, EarlyView.
Detuning modulated composite segmentation (DMCS) enables robust spontaneous parametric down‐conversion with sevenfold improved temperature stability compared to conventional designs, opening new possibilities for stable quantum photon sources. ABSTRACT Spontaneous parametric down conversion (SPDC) holds a pivotal role in quantum physics, facilitating ...
Muhammad Erew   +5 more
wiley   +1 more source

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