Hong‐Son Chu
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View article: Collective nature of high-<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>Q</mml:mi></mml:math> resonances in finite-size photonic metastructures
Collective nature of high- resonances in finite-size photonic metastructures Open
We study high-quality factor (high Q) resonances in periodic and disordered arrays of Mie resonators from the perspectives of both Bloch wave theory and multiple scattering theory. We reveal that, unlike a common belief, the bound states i…
View article: Supplementary document for Geometric control over surface plasmon polariton out-coupling pathways in metal-insulator-metal tunnel junctions - 4979631.pdf
Supplementary document for Geometric control over surface plasmon polariton out-coupling pathways in metal-insulator-metal tunnel junctions - 4979631.pdf Open
Supplemental Document - revised
View article: How to design plasmonic Ag/SrTiO3 nanocomposites as efficient photocatalyst: Theoretical insight and experimental validation
How to design plasmonic Ag/SrTiO3 nanocomposites as efficient photocatalyst: Theoretical insight and experimental validation Open
An integrated theoretical-experimental investigation is performed to understand the photocatalytic and optical properties of Ag/SrTiO3 nanocomposite (Ag/STO). Theoretical investigation reveals that the catalytic activity of Ag/STO is incre…
View article: Collective nature of high-Q resonances in finite-size photonic metastructures
Collective nature of high-Q resonances in finite-size photonic metastructures Open
We study high quality-factor (high Q) resonances supported by periodic arrays of Mie resonators from the perspectives of both Bloch wave theory and multiple scattering theory. We reveal that, unlike a common belief, the bound states in the…
View article: How to Design Plasmonic Ag/Srtio3 Nanocomposites as Efficient Photocatalyst: Theoretical Insight and Experimental Validation
How to Design Plasmonic Ag/Srtio3 Nanocomposites as Efficient Photocatalyst: Theoretical Insight and Experimental Validation Open
View article: Enhancing LED spectral output with perylene dye-based remote phosphor
Enhancing LED spectral output with perylene dye-based remote phosphor Open
View article: Effect of mismatch on Doppler backscattering in MAST and MAST-U plasmas
Effect of mismatch on Doppler backscattering in MAST and MAST-U plasmas Open
The Doppler backscattering (DBS) diagnostic, also referred to as Doppler reflectometry, measures turbulent density fluctuations of intermediate length scales. However, when the beam's wavevector is not properly aligned perpendicular to the…
View article: High-performance dielectric nano-cavities for near- and mid-infrared frequency applications
High-performance dielectric nano-cavities for near- and mid-infrared frequency applications Open
We present a judicious design approach for optimizing semiconductor nanocavities, starting from single photonic atoms to build photonic molecules functioning as high-performance nanocavities. This design approach is based on exact analytic…
View article: Phase Matching via Plasmonic Modal Dispersion for Third Harmonic Generation
Phase Matching via Plasmonic Modal Dispersion for Third Harmonic Generation Open
The overall effectiveness of nonlinear optical processes along extended nonlinear media highly depends on the fulfillment of the phase‐matching condition for pump and generated fields. This is traditionally accomplished by exploiting the b…
View article: Variational Quantum-Based Simulation of Waveguide Modes
Variational Quantum-Based Simulation of Waveguide Modes Open
Variational quantum algorithms are one of the most promising methods that can be implemented on noisy intermediate-scale quantum (NISQ) machines to achieve a quantum advantage over classical computers. This article describes the use of a v…
View article: Spatial Control over Stable Light‐Emission from AC‐Driven CMOS‐Compatible Quantum Mechanical Tunnel Junctions
Spatial Control over Stable Light‐Emission from AC‐Driven CMOS‐Compatible Quantum Mechanical Tunnel Junctions Open
The potential application of quantum mechanical tunnel junctions as subdiffraction light or surface plasmon sources has been explored for decades, but it has been challenging to create devices with subwavelength spatial control over the li…
View article: Investigation of SARS-CoV-2 inactivation using UV-C LEDs in public environments via ray-tracing simulation
Investigation of SARS-CoV-2 inactivation using UV-C LEDs in public environments via ray-tracing simulation Open
View article: Optical Anisotropy in van der Waals materials: Impact on Direct Excitation of Plasmons and Photons by Quantum Tunneling
Optical Anisotropy in van der Waals materials: Impact on Direct Excitation of Plasmons and Photons by Quantum Tunneling Open
View article: CMOS‐Compatible Electronic–Plasmonic Transducers Based on Plasmonic Tunnel Junctions and Schottky Diodes
CMOS‐Compatible Electronic–Plasmonic Transducers Based on Plasmonic Tunnel Junctions and Schottky Diodes Open
To develop methods to generate, manipulate, and detect plasmonic signals by electrical means with complementary metal–oxide–semiconductor (CMOS)‐compatible materials is essential to realize on‐chip electronic–plasmonic transduction. Here, …
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View article: Geometric control over surface plasmon polariton out-coupling pathways in metal-insulator-metal tunnel junctions
Geometric control over surface plasmon polariton out-coupling pathways in metal-insulator-metal tunnel junctions Open
Metal-insulator-metal tunnel junctions (MIM-TJs) can electrically excite surface plasmon polaritons (SPPs) well below the diffraction limit. When inelastically tunneling electrons traverse the tunnel barrier under applied external voltage,…
View article: Directional launching of surface plasmon polaritons by electrically driven aperiodic groove array reflectors
Directional launching of surface plasmon polaritons by electrically driven aperiodic groove array reflectors Open
Access to surface plasmon polaritons (SPPs) with directional control excited by electrical means is important for applications in (on-chip) nano-optoelectronic devices and to circumvent limitations inherent to approaches where SPPs are exc…
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No abstract is available for this article.
View article: Efficient Surface Plasmon Polariton Excitation and Control over Outcoupling Mechanisms in Metal–Insulator–Metal Tunneling Junctions
Efficient Surface Plasmon Polariton Excitation and Control over Outcoupling Mechanisms in Metal–Insulator–Metal Tunneling Junctions Open
Surface plasmon polaritons (SPPs) are viable candidates for integration into on‐chip nano‐circuitry that allow access to high data bandwidths and low energy consumption. Metal–insulator–metal tunneling junctions (MIM‐TJs) have recently bee…
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View article: Tunable quantum switch realized with a single <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi mathvariant="normal">Λ</mml:mi></mml:math>-level atom coupled to the microtoroidal cavity
Tunable quantum switch realized with a single -level atom coupled to the microtoroidal cavity Open
We propose a realization of the quantum transistor for coherent light fields for the fibre-coupled microdisk cavities. We demonstrate by combining numerical and analytical methods that both in strong coupling and bad cavity limits it is po…
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View article: <strong>EFFICIENT ELECTRICAL-PLASMON GENERATION AND MANIPULATION FOR HIGH SPEED NANOELECTRONICS</strong>
<strong>EFFICIENT ELECTRICAL-PLASMON GENERATION AND MANIPULATION FOR HIGH SPEED NANOELECTRONICS</strong> Open
To realize small footprint and high speed nanoelectronics, the plasmonics based tunneling electrons have been shown as a potential technology. In general, surface plasmons have been demonstrated that they are able to be directly excited by…
View article: Freestanding dielectric nanohole array metasurface for mid-infrared wavelength applications
Freestanding dielectric nanohole array metasurface for mid-infrared wavelength applications Open
We designed and simulated freestanding dielectric optical metasurfaces based on arrays of etched nanoholes in a silicon membrane. We showed 2π phase control and high forward transmission at mid-infrared (mid-IR) wavelengths around 4.2 μm b…
View article: Highly efficient tunable and localized on-chip electrical plasmon source using protruded metal-insulator-metal structure
Highly efficient tunable and localized on-chip electrical plasmon source using protruded metal-insulator-metal structure Open
A compact and highly efficient tunable and localized source of propagating surface plasmon-polaritons is proposed based on a protruded metal-insulator-metal (pMIM) structure. The protrusion along a segment of the pMIM forms a nanometer gap…
View article: Highly Efficient Midinfrared On-Chip Electrical Generation of Graphene Plasmons by Inelastic Electron Tunneling Excitation
Highly Efficient Midinfrared On-Chip Electrical Generation of Graphene Plasmons by Inelastic Electron Tunneling Excitation Open
Inelastic electron tunneling provides a low-energy pathway for the excitation\nof surface plasmons and light emission. We theoretically investigate tunnel\njunctions based on metals and graphene. We show that graphene is potentially a\nhig…