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Article
Open AccessSurface Decoration of Pt Nanoparticles via ALD with TiO2 Protective Layer on Polymeric Nanofibers as Flexible and Reusable Heterogeneous Nanocatalysts
Coupling the functional nanoheterostructures over the flexible polymeric nanofibrous membranes through electrospinning followed by the atomic layer deposition (ALD), here we presented a high surface area platf...
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Article
Using nanogap in label-free impedance based electrical biosensors to overcome electrical double layer effect
Point-of-care biosensor applications require low-cost and low-power solutions. They offer being easily accessible at home site. They are usable without any complex sample handling or any kind of special expert...
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Article
ZnO Nanostructures on Electrospun Nanofibers by Atomic Layer Deposition/Hydrothermal Growth and Their Photocatalytic Activity
A hierarchy of nanostructured-ZnO was fabricated on the electrospun nanofibers by atomic layer deposition (ALD) and hydrothermal growth, subsequently. Firstly, we produced poly(acrylonitrile) (PAN) nanofibers ...
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Article
Open AccessSize-controlled conformal nanofabrication of biotemplated three-dimensional TiO2 and ZnO nanonetworks
A solvent-free fabrication of TiO2 and ZnO nanonetworks is demonstrated by using supramolecular nanotemplates with high coating conformity, uniformity and atomic scale size control. Deposition of TiO2 and ZnO on ...
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Article
Preparation of Al2O3 and AlN Nanotubes by Atomic Layer Deposition
Al2O3 and AlN nanotubes were fabricated by depositing conformal thin films via atomic layer deposition (ALD) on electrospun nylon 66 (PA66) nanofiber templates. Depositions were carried out at 200°C, using trimet...
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Article
Solar-Blind AlGaN-based Schottky Photodiodes With High Detectivity and Low Noise
We report on the design, fabrication and characterization of solar-blind Schottky photodiodes with high detectivity and low noise. The devices were fabricated on n-/n+ AlGaN/GaN hetero-structures using a microwav...
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Article
High-Speed Solar-Blind AlGaN Schottky Photodiodes
We report high-speed solar-blind AlGaN-based Schottky photodiodes. AlGaN/GaN heterostructure device layers were grown on sapphire substrate. The devices were fabricated on AlGaN/GaN heterostructuresusing a mic...
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Article
High-Performance AlGaN-Based Visible-Blind Resonant Cavity Enhanced Schottky Photodiodes
We have designed, fabricated and tested resonant cavity enhanced visible-blind AlGaN-based Schottky photodiodes. The bottom mirror of the resonant cavity was formed with a 20 pair AlN/AlGaN Bragg mirror. The d...
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Article
Persistent Photoconductivity in High-mobility AlxGa1−xN/AlN/GaN Heterostructures Grown by Metal-organic Vapor-phase Epitaxy
We report on the persistent photoconductivity (PPC) effect in AlxGa1−xN/AlN/GaN heterostructures with two different Al compositions (x=0.15 and 0.25). The two-dimensional electron gas (2DEG) was characterized by ...
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Article
High-Performance Solar-Blind AlGaN Schottky Photodiodes
High-performance solar-blind AlGaN-based Schottky photodiodes have been demonstrated. The detectors were fabricated on MOCVD-grown AlGaN/GaN hetero-structures using a microwavecompatible fabrication process. C...
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Article
High-Speed Visible-Blind Resonant Cavity Enhanced AlGaN Schottky Photodiodes
We have designed, fabricated and tested resonant cavity enhanced visible-blind AlGaN-based Schottky photodiodes. The bottom mirror of the resonant cavity was formed with a 20 pair AlN/Al0 2Ga0.8N Bragg mirror. Th...