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Article
A Simple Structure of High Sensitivity of Plasmonic Photonic Crystal Fiber Sensors with Minimal Air Hole Density in Fiber Cladding
Surface plasmon resonance (SPR)-based photonic crystal fiber (PCF) sensors have advanced significantly in recent years, yet many proposed sensors suffer from low sensitivity or complex fabrication processes th...
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Article
Near- and Mid- Infrared Quintuple-Band Plasmonic Metamaterial Absorber
In nanophotonic devices, the absorption of electromagnetic waves plays a critical role. Attempting to achieve narrowband absorption with multiple operating wavelengths, particularly in the near- and mid-infrar...
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Article
Open AccessA multichannel color filter with the functions of optical sensor and switch
This paper reports a multichannel color filter with the functions of optical sensor and switch. The proposed structure comprises a metal–insulator–metal (MIM) bus waveguide side-couples to six circular cavitie...
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Article
Open AccessSignificantly enhanced coupling effect and gap plasmon resonance in a MIM-cavity based sensing structure
Herein, we design a high sensitivity with a multi-mode plasmonic sensor based on the square ring-shaped resonators containing silver nanorods together with a metal–insulator-metal bus waveguide. The finite ele...
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Article
Open AccessMagnetic Field-Enhancing Photocatalytic Reaction in Micro Optofluidic Chip Reactor
A small external magnetic field (100–1000 Oe) was demonstrated to enhance the photocatalytic degradation of methyl orange (MO) using TiO2 NPs in micro optofluidic chip (MOFC) reactors. The rectangular shape of th...
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Article
Novel gold dendritic nanoflowers deposited on titanium nitride for photoelectrochemical cells
This study demonstrates the elaboration of a novel composite comprising gold dendritic nanoflowers (Au DNFs)/titanium nitride (TiN)/silicon (Si); this composite can be used for methanol oxidation reactions in ...
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Article
Confocal map** of myelin figures with micro-Raman spectroscopy
We employ confocal micro-Raman spectroscopy (CMRS) with submicron spatial resolution to study the myelin structures (cylindrical lamellae) composed of nested surfactant C12E3 or lipid DMPC bilayers. The CMRS mapp...
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Article
Open AccessSimultaneous realization of high sensing sensitivity and tunability in plasmonic nanostructures arrays
A plasmonic nanostructure (PNS) which integrates metallic and dielectric media within a single structure has been shown to exhibit specific plasmonic properties which are considered useful in refractive index ...
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Article
Energy transformation of plasmonic photocatalytic oxidation on 1D quantum well of platinum thin film
The energy transformation of vertical incident light into energy for a chemical reaction is demonstrated in the endothermic oxidation of ammonium ions in a spinning disk reactor. The plasmonic enhancement on ...
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Article
Open AccessA facile approach to prepare silicon-based Pt-Ag tubular dendritic nano-forests (tDNFs) for solar-light-enhanced methanol oxidation reaction
In this paper, a facile two-step Galvanic replacement reaction (GRR) is proposed to prepare Pt-Ag tubular dendritic nano-forests (tDNFs) in ambient condition for enhancing methanol oxidation reaction (MOR) und...
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Article
Near-Field Optical Imaging of a Porous Au Film: Influences of Topographic Artifacts and Surface Plasmons
In this work, near-field scanning optical microscopy is employed to study a porous Au film and the direct observation of topographic artifacts and surface plasmon influences is revealed. Under tip illumination...
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Article
Light absorption measurement of a plasmonic photocatalyst in the circular plane waveguide of a photocatalytic dual light source spinning disk reactor
This study numerically investigates the light absorption of a plasmonic photocatalyst in the circular plane waveguide of a photocatalytic spinning disk reactor. The degradation of methyl orange (MO) in water w...
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Article
Photocatalytic degradation of methyl orange by a multi-layer rotating disk reactor
Solar wastewater treatment based on photocatalytic reactions is a green process that utilizes renewable energy resources and minimizes secondary pollution. Reactor design plays an important role in promoting t...
