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Nanoscale Research Letters
ISSN 1931-7573 · SpringerOpen · 3.121 artikel di indeks
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Artikel Jurnal
Noninvasive direct bilirubin detection by spectral analysis of color images using a Mini-LED light source
Abstract Urine test paper is a standard, noninvasive detection method for direct bilirubin, but this method can only achieve qualitative analysis and cannot achieve quantitative analysis. This study used Mini-LEDs as the light source, and direct bilirubin was oxidized to biliverdin by an enzymatic…
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Artikel Jurnal
Interfacial passivation of CsPbI3 quantum dots improves the performance of hole-transport-layer-free perovskite photodetectors
Abstract Photodetectors (PDs) suffer from dark current due to defects in the perovskite photosensitive layer. Contact between the photosensitive layer and carbon electrodes could result in recombination of carriers at the interface. In this work, CsPbI3 quantum dots (QDs) were added between the…
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Artikel Jurnal
A copper foam-based surface-enhanced Raman scattering substrate for glucose detection
Abstract Raman spectroscopy can quickly achieve non-destructive, qualitative and quantitative detection, and analysis the molecular structure of substances. Herein, a facile and low-cost method for preparation of highly sensitivity SERS substrates was implemented through the displacement reaction…
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Artikel Jurnal
A novel concept of photosynthetic soft membranes: a numerical study
Abstract We focus on a novel concept of photosynthetic soft membranes, possibly able to allow the conversion of solar energy and carbon dioxide (CO $$_2$$ 2 ) into green fuels. The considered membranes rely on self-assembled functional molecules in the form of soap films. We elaborate a multi-scale…
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Artikel Jurnal
Lithium-based perovskites materials for photovoltaic solar cell and protective rays window applications: a first-principle calculations
Abstract Perovskites are the key enabler materials for the solar cell applications in the achievement of high performance and low production costs. In this article, the structural, mechanical, electronic, and optical properties of rubidium-based cubic nature perovskite LiHfO3 and LiZnO3 are…
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Artikel Jurnal
Cobalt-doped double-layer α-Fe2O3 nanorod arrays for enhanced photoelectrochemical reduction of Cr(VI)
Abstract Element doping is an important method for improving the performance levels of photoelectrochemical (PEC) cells. Nevertheless, to date, the PEC conversion efficiency and photocurrent characteristics of the available photoanodes remain very low. In this study, cobalt (Co) was selectively…
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Artikel Jurnal
CVD growth of large-area monolayer WS2 film on sapphire through tuning substrate environment and its application for high-sensitive strain sensor
Abstract Large-area, continuous monolayer WS2 exhibits great potential for future micro-nanodevice applications due to its special electrical properties and mechanical flexibility. In this work, the front opening quartz boat is used to increase the amount of sulfur (S) vapor under the sapphire…
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Artikel Jurnal
Ultra-small low-threshold mid-infrared plasmonic nanowire lasers based on n-doped GaN
Abstract An ultra-small mid-infrared plasmonic nanowire laser based on n-doped GaN metallic material is proposed and studied by the finite-difference time-domain method. In comparison with the noble metals, nGaN is found to possess superior permittivity characteristics in the mid-infrared range…
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Artikel Jurnal
Multi-round recycling of green waste for the production of iron nanoparticles: synthesis, characterization, and prospects in remediation
Abstract Due to the widespread applications of metal nanoparticles (NPs), green synthesis strategies have recently advanced, e.g., methods that utilize extracts made from different plant wastes. A particularly innovative approach to reducing large amounts of available household/agricultural green…
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Artikel Jurnal
Electrical properties and chemiresistive response to 2,4,6 trinitrotoluene vapours of large area arrays of Ge nanowires
Abstract We study the electrical and morphological properties of random arrays of Ge nanowires (NW) deposited on sapphire substrates. NW-based devices were fabricated with the aim of developing chemiresistive-type sensors for the detection of explosive vapours. We present the results obtained on…
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Artikel Jurnal
MXene: fundamentals to applications in electrochemical energy storage
Abstract A new, sizable family of 2D transition metal carbonitrides, carbides, and nitrides known as MXenes has attracted a lot of attention in recent years. This is because MXenes exhibit a variety of intriguing physical, chemical, mechanical, and electrochemical characteristics that are closely…
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Artikel Jurnal
Resistive random access memory: introduction to device mechanism, materials and application to neuromorphic computing
Abstract The modern-day computing technologies are continuously undergoing a rapid changing landscape; thus, the demands of new memory types are growing that will be fast, energy efficient and durable. The limited scaling capabilities of the conventional memory technologies are pushing the limits…
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Artikel Jurnal
A review of piezoelectric MEMS sensors and actuators for gas detection application
Abstract Piezoelectric microelectromechanical system (piezo-MEMS)-based mass sensors including the piezoelectric microcantilevers, surface acoustic waves (SAW), quartz crystal microbalance (QCM), piezoelectric micromachined ultrasonic transducer (PMUT), and film bulk acoustic wave resonators (FBAR)…
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Artikel Jurnal
A flexible ultra-highly sensitive capacitive pressure sensor for basketball motion monitoring
Abstract Recently, flexible sensors with high sensitivity have been applied in wearable sports sensing field. Here, we reported a flexible and sensitive capacitive pressure sensor based on nylon textile and polyvinylidene fluoride (PVDF) dielectric film. From the experimental results, the sensor…
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Artikel Jurnal
A review on microfluidic-assisted nanoparticle synthesis, and their applications using multiscale simulation methods
Article highlights In this review article we have covered the state-of-the-art microfluidic methodologies for the synthesis of a broad range of nanoparticle (NPs) for potential applications in the fields of biomedicine and drug delivery. Apart from the experimental methodologies, this review also…
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Artikel Jurnal
Consideration of a new approach to clarify the mechanism formation of AgNPs, AgNCl and AgNPs@AgNCl synthesized by biological method
Abstract The biological methods are considered as environmental-eco-friendly methods for the silver nanocomposites mediation and are widely used in this context. However, the biological methods go along with the relevant limitations, for instance simultaneous synthesis of silver chlorides (AgNCl)…
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Artikel Jurnal
A comprehensive model of nitrogen-free ordered carbon quantum dots
Abstract We propose and demonstrate a novel range of models to accurately determine the optical properties of nitrogen-free carbon quantum dots (CQDs) with ordered graphene layered structures. We confirm the results of our models against the full range of experimental results for CQDs available…
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Artikel Jurnal
Scalable synthesis of BiVO4 thin films via anodic plating and thermal calcination
Abstract Fabrication of high-quality semiconductor thin films has long been a subject of keen interest in the photocatalytic field. Here, we report a facile, solution-based anodic plating and calcination for large-scale synthesis of BiVO4 thin films on indium tin oxide coated glass for use as…
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Artikel Jurnal
A review on surface functionalization of carbon nanotubes: methods and applications
Abstract In this review, the radiolytic and physical methods that can be used for the functionalization of carbon nanotubes (CNTs) and their applications as a support for fuel cell electrodes are described. Alloy nanoparticles have also been examined. For example, Pt–Ru nanoparticles were deposited…
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Artikel Jurnal
Selective electrodeposition of indium microstructures on silicon and their conversion into InAs and InSb semiconductors
Abstract The idea of benefitting from the properties of III-V semiconductors and silicon on the same substrate has been occupying the minds of scientists for several years. Although the principle of III-V integration on a silicon-based platform is simple, it is often challenging to perform due to…
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