Nanophotonics ≈ Nanophotonics
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Plasmonic Surface Lattice Resonances: A Review of Properties and Applications Open
When metal nanoparticles are arranged in an ordered array, they may scatter light to produce diffracted waves. If one of the diffracted waves then propagates in the plane of the array, it may couple the localized plasmon resonances associa…
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Integrated photonics on thin-film lithium niobate Open
Lithium niobate (LN), an outstanding and versatile material, has influenced our daily life for decades—from enabling high-speed optical communications that form the backbone of the Internet to realizing radio-frequency filtering used in ou…
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Training Deep Neural Networks for the Inverse Design of Nanophotonic Structures Open
Data inconsistency leads to a slow training process when deep neural networks\nare used for the inverse design of photonic devices, an issue that arises from\nthe fundamental property of non-uniqueness in all inverse scattering problems.\n…
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Subwavelength dielectric resonators for nonlinear nanophotonics Open
Enhancing optical nonlinearity Intense pulses of light interacting with a dielectric material can induce optical nonlinear behavior, whereby the frequency of the output light can be doubled or tripled or excited to even higher harmonics of…
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Nanophotonic particle simulation and inverse design using artificial neural networks Open
New deep learning techniques may hold the key to solving intractable photonics problems.
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An integrated diamond nanophotonics platform for quantum-optical networks Open
Integrated quantum nanophotonics Technologies that exploit the rules of quantum mechanics offer a potential advantage over classical devices in terms of sensitivity. Sipahigil et al. combined the quantum optical features of silicon-vacancy…
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Ultrafast control of vortex microlasers Open
Ultrafast vortex microlasers For applications in ultrafast communication, all-optical switches will require low energy consumption, high speed, a strong modulation ratio, a small footprint, and on-chip integration. Although the small footp…
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Miniaturization of optical spectrometers Open
Miniaturizing spectrometers Optical spectroscopy is a widely used characterization tool in industrial and research laboratory settings for chemical fingerprinting and analysis. High-end spectrometers are typically benchtop based with bulky…
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Fundamentals and Applications of Metasurfaces Open
Metasurfaces have become a rapidly growing field of research in recent years due to their exceptional abilities in light manipulation and versatility in ultrathin optical applications. They also significantly benefit from their simplified …
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High- Supercavity Modes in Subwavelength Dielectric Resonators Open
Recent progress in nanoscale optical physics is associated with the development of a new branch of nanophotonics exploring strong Mie resonances in dielectric nanoparticles with a high refractive index. The high-index resonant dielectric n…
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Nanoplasmonic waveguides: towards applications in integrated nanophotonic circuits Open
The properties of propagating surface plasmon polaritons (SPPs) along one-dimensional metal structures have been investigated for more than 10 years and are now well understood. Because of the high confinement of electromagnetic energy, pr…
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Ultrahigh-efficiency wavelength conversion in nanophotonic periodically poled lithium niobate waveguides Open
Periodically poled lithium niobate (PPLN) waveguides are a powerful platform for efficient wavelength conversion. Conventional PPLN converters, however, typically require long device lengths and high pump powers due to the limited nonlinea…
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Broadband Metamaterial Absorbers Open
The recent rise of metamaterials opens new opportunities for absorbers due to their designed electrodynamic properties and effects, allowing the creation of materials with effective values of permittivity and permeability that are not avai…
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Robust Multicolor Single Photon Emission from Point Defects in Hexagonal Boron Nitride Open
Hexagonal boron nitride (hBN) is an emerging two-dimensional material for quantum photonics owing to its large bandgap and hyperbolic properties. Here we report two approaches for engineering quantum emitters in hBN multilayers using eithe…
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Optical dielectric function of silver Open
Using broadband spectroscopic ellipsometry, the authors determine the complex valued dielectric function of silver films from 0.05 eV (\ensuremath{\lambda}=25 \ensuremath{\mu}) to 4.14 eV (\ensuremath{\lambda} = 300 nm) with a statistical …
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A New Family of Ultralow Loss Reversible Phase‐Change Materials for Photonic Integrated Circuits: Sb<sub>2</sub>S<sub>3</sub> and Sb<sub>2</sub>Se<sub>3</sub> Open
Phase‐change materials (PCMs) are seeing tremendous interest for their use in reconfigurable photonic devices; however, the most common PCMs exhibit a large absorption loss in one or both states. Here, Sb 2 S 3 and Sb 2 Se 3 are demonstrat…
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Deep learning enabled inverse design in nanophotonics Open
Deep learning has become the dominant approach in artificial intelligence to solve complex data-driven problems. Originally applied almost exclusively in computer-science areas such as image analysis and nature language processing, deep le…
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Nonlinear Metasurfaces Governed by Bound States in the Continuum Open
Nonlinear nanostructured surfaces provide a paradigm shift in nonlinear optics with new ways to control and manipulate frequency conversion processes at the nanoscale, also offering novel opportunities for applications in photonics, chemis…
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Angle-multiplexed all-dielectric metasurfaces for broadband molecular fingerprint retrieval Open
Angle-multiplexed dielectric metasurfaces enable sensitive molecular fingerprint detection without the need for spectrometry.
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Infrared hyperbolic metasurface based on nanostructured van der Waals materials Open
Patterning a hyperbolic metasurface Structured metasurfaces potentially enable the control of the propagation direction of excitations on the material's surface. However, the high losses associated with the materials used to date has led t…
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Nanophotonics-enabled solar membrane distillation for off-grid water purification Open
Significance Current desalination technologies provide solutions to the increasing water demands of the planet but require substantial electric energy, limiting their sustainable use where conventional power infrastructure may be unavailab…
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Ultrafast spontaneous emission source using plasmonic nanoantennas Open
Typical emitters such as molecules, quantum dots and semiconductor quantum wells have slow spontaneous emission with lifetimes of 1–10 ns, creating a mismatch with high-speed nanoscale optoelectronic devices such as light-emitting diodes, …
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All-dielectric nanophotonics: the quest for better materials and fabrication techniques Open
All-dielectric nanophotonics is an exciting and rapidly developing area of nano-optics that utilizes the resonant behavior of high-index low-loss dielectric nanoparticles to enhance light-matter interaction at the nanoscale. When experimen…
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A review of 2D and 3D plasmonic nanostructure array patterns: fabrication, light management and sensing applications Open
This review article discusses progress in surface plasmon resonance (SPR) of two-dimensional (2D) and three-dimensional (3D) chip-based nanostructure array patterns. Recent advancements in fabrication techniques for nano-arrays have endowe…
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Block copolymer self-assembly for nanophotonics Open
From tunable reflectors to 3D metamaterials, the self-assembly of block copolymers is advancing nanostructures for photonic applications.
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Beam switching and bifocal zoom lensing using active plasmonic metasurfaces Open
Compact nanophotonic elements exhibiting adaptable properties are essential components for the miniaturization of powerful optical technologies such as adaptive optics and spatial light modulators. While the larger counterparts typically r…
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Ultrafast all-optical tuning of direct-gap semiconductor metasurfaces Open
Optical metasurfaces are regular quasi-planar nanopatterns that can apply diverse spatial and spectral transformations to light waves. However, metasurfaces are no longer adjustable after fabrication, and a critical challenge is to realise…
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Recent advances on optical vortex generation Open
This article reviews recent progress leading to the generation of optical vortex beams. After introducing the basics of optical vortex beams and their promising applications, we summarized different approaches for optical vortex generation…
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Bound states in the continuum and Fano resonances in the strong mode coupling regime Open
The study of resonant dielectric nanostructures with high refractive index is\na new research direction in nanoscale optics and metamaterial-inspired\nnanophotonics. Because of the unique optically-induced electric and magnetic\nMie resona…
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Photonic crystals for nano-light in moiré graphene superlattices Open
Twisting a route for surface plasmons Graphene is an atomically thin material that supports highly confined plasmon polaritons, or nano-light, with very low loss. The properties of graphene can be made richer by introducing and then rotati…