Introduction to Ag Nanoparticles
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Ag Nanoparticles sentence examples within surface plasmon resonance
Use of surface plasmon resonance effect of the Ag nanoparticles (Ag NPs) towards the photophysical properties of CdS quantum dot sensitized TiO2 based solar cells (QDSSCs) was investigated under the illumination of 100 mW cm-2 (AM 1.
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Some Ag+ ions accept electrons and turn to Ag nanoparticles (NPs), leading to the surface plasmon resonance of Ag NPs on AgBr.
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Ag Nanoparticles sentence examples within reduced graphene oxide
We report high-performance photodetectors based on reduced graphene oxide (rGO) integrated with monometallic of Au and Ag nanoparticles via a familiar fabrication technique using an electron beam evaporation machine.
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The membrane assembly was designed by simple filtration of Ag nanoparticles-decorated "stellate" silicon dioxide (SiO2/Ag) and composites of reduced graphene oxide and Ag nanoparticles (rGO/Ag) functioned with specific reagents.
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Ag Nanoparticles sentence examples within transmission electron microscopy
The presence of silver nanoparticles was also confirmed by different techniques and their dispersion properties were confirmed by transmission electron microscopy (TEM) which showed good dispersion of Ag nanoparticles in PEIS matrix at nanoscale.
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The obtained Au/Ag nanoparticles have been characterized by UV-Vis absorption spectra (UV), Fourier transform infrared spectroscopy (FTIR), Transmission electron microscopy (TEM) and X-ray diffraction (XRD).
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Ag Nanoparticles sentence examples within localized surface plasmon
A Localized Surface Plasmon Resonances effect was presented for the Ag nanoparticles near the wavelengths close to 548 nm and 660 nm, and this resulted in improved light absorption in the CdTe nanocolumnar layer compared to samples grown only with a CdTe nanocolumnar structure.
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Fresh Ag nanoparticles (NPs) dispersed on a transparent SiO2 exhibit an intense optical extinction band originating in localized surface plasmon resonance (LSPR) in the visible range.
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Ag Nanoparticles sentence examples within chemical reduction method
Au nanoparticles (AuNPs) and Ag nanoparticles (AgNPs) with uniform particle size were synthesized by a chemical reduction method, and the nano-Ag/Au@Au film composite SERS substrate was successfully prepared via a consecutive layer-on-layer deposition using an optimized liquid–liquid interface self-assembly method.
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Ag Nanoparticles sentence examples within density functional theory
Both density functional theory (DFT) calculations and experiment results demonstrate that Na metal can preferentially nucleate on the sodiophilic surface with Ag nanoparticles and uniformly deposit on the whole CNF@Ag host with a "bottom-up growth" mode, thus preventing unsafe dendrite growth at the anode/separator interface.
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We employ density functional theory calculations to rationalize these observations, considering both regular and defective Ag nanoparticles (281-321 atoms).
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Ag Nanoparticles sentence examples within visible light irradiation
The photoexcited charge carriers with their longer lifetimes in Cl-CQDs enabled the quick degradation of methylene blue dye, rapid conversion of Ag+ ions to metallic Ag nanoparticles on the CQD surfaces, and reduction of GO to a well-dispersed rGO through the photoelectron transfer reactions under visible-light irradiation.
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21 × 106 triggered by the significantly aggregated Ag nanoparticles, but also possessed an outstanding self-cleaning property via visible-light irradiation.
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Ag Nanoparticles sentence examples within self assembly method
In this paper, an Ag nanoparticles (AgNPs) modified multimode fiber (MMF) SERS probe prepared based on sol self-assembly method is proposed and fabricated.
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Graphene oxide nanoflakes were successfully composited with ZnO nanorods using the self-assembly method, then modified with Ag nanoparticles.
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Ag Nanoparticles sentence examples within scanning electron microscopy
Scanning electron microscopy analysis exhibited that Ag nanoparticles and Cu nanoparticles were homogeneously distributed into the TiO2 composite.
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TiO2, ZnO and Ag nanoparticles were characterized by X-ray powder diffraction (XRD), scanning electron microscopy (SEM), and transmission electron microscope (TEM).
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Ag Nanoparticles sentence examples within enhanced photocatalytic activity
The enhanced photocatalytic activity of the PET filaments coated with Ag decorated TiO2 nanoparticles was ascribed to both the incorporation of Ag nanoparticles into TiO2 nanoparticles and the possible infiltration of Ag/Ti nanoparticles into PET polymers.
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The enhanced photocatalytic activity of Ag-g-C3N4 photocatalysts are ascribed to the efficient utilization of visible light, separation and transportation of the photogenerated charge carriers result from the SPR effect of Ag nanoparticles and Schottky barrier at the interface of Ag and g-C3N4.
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Ag Nanoparticles sentence examples within interfacial charge transfer
Herein, we prepared CuI film by spray pyrolysis technique, and Ag nanoparticles decorated CuI thin film by photoreduction method, surface modified approach for improving the interfacial charge transfer property and work function of hole transport layer (HTL) in Perovskite Solar Cell (PSC).
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We report the stimulating effects of interfacial charge transfer process between spherical Ag nanoparticles and shuttlecock-shaped ZnO nanostructures observed by UV−visible spectroscopy and x-ray absorption spectroscopy.
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Ag Nanoparticles sentence examples within surface plasmonic resonance
The prepared NiCo-LDHs/Ag-ZnO NRs/FTO electrode exhibited a significantly enhanced PEC activity owing to the synergy effect of the surface plasmonic resonance of Ag nanoparticles and the heterostructure construction.
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It can be concluded that the Z-scheme heterojunction of Ag/NH2-MIL-125(Ti)/CdS was beneficial for the separation of photo-generated electrons and holes and the noble metal Ag nanoparticles play the important role in the photocatalytic degradation with the surface plasmonic resonance effect and Schottky junction.
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Ag Nanoparticles sentence examples within multi walled carbon
To the best of our knowledge, for the first time we have represented a case study of achieving optimum SILAR cycles for Ag nanoparticles decoration on ZnO nanorods and a discussion was made on a role of multi-walled carbon nanotube (MWCNT) as a top layer over Ag–ZnO nanostructures for better PEC performance.
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Here, we studied three benchmark nanomaterials (Ag nanoparticles, TiO2 nanoparticles, and multi-walled carbon nanotubes, MWCNTs) procured from the nanomaterial repository at the Joint Research Centre of the European Commission.
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Ag Nanoparticles sentence examples within specific surface area
These silica nanoparticles provided additional specific surface area for adsorption of sodium borohydride and Ag ions, which in turn formed Ag nanoparticles to fabricate an electrochemical sensor.
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The enhanced photocatalytic performance was ascribed to the increased specific surface area, formed Z-scheme heterojunction, and the plasmonic effect of Ag nanoparticles.
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Ag Nanoparticles sentence examples within Synthesized Ag Nanoparticles
Curiously, our biogenically synthesized Ag nanoparticles in biocompatible mucus revealed anticancer activity and demonstrated more than 15% inhibition of Hela cells.
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The absorption maxima of AgNPs of Bistorta macrophylla flowers (BMF) was obtained in the range of 451– 454nm for 5mM concentration of AgNO3, and the SEM images revealed that the average clustersize of synthesized Ag nanoparticles from 5BMF1:9ranges from 20 μm– 23μm, while the EDX analysis four elements show their presence as Ag (51.
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Ag Nanoparticles sentence examples within Plasmonic Ag Nanoparticles
Here, we demonstrate that the light–matter interactions in tungsten disulfide (WS2) monolayer can be significantly enhanced by introducing an air-stable functional substrate (fused silica with embedded plasmonic Ag nanoparticles).
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Bi2O2CO3 nanoflakes modified with plasmonic Ag nanoparticles (Ag/Bi2O2CO3) were obtained by a hydrothermal method.
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Ag Nanoparticles sentence examples within Metallic Ag Nanoparticles
The photoexcited charge carriers with their longer lifetimes in Cl-CQDs enabled the quick degradation of methylene blue dye, rapid conversion of Ag+ ions to metallic Ag nanoparticles on the CQD surfaces, and reduction of GO to a well-dispersed rGO through the photoelectron transfer reactions under visible-light irradiation.
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The results show that all heterostructure samples were composed of metallic Ag nanoparticles supported on top of nanoplate petals of hierarchical ZnO flowers.
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Ag Nanoparticles sentence examples within Dispersed Ag Nanoparticles
Using a nitrogen-containing COF as the host matrix, ultrafine and highly dispersed Ag nanoparticles with narrow size distribution were successfully prepared and immobilized in the cavity of the COF material.
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In the Ag-g-C3N4/BN-C, the highly-dispersed Ag nanoparticles (20-30 nm) with the surface plasmon resonance (SPR) effect act as a significant cocatalyst not only to efficiently trap the photogenerated electrons from g-C3N4 to boost the separation of photogenerated electron-hole pairs but also to produce additional active "hot electrons", while the conductive quasi-spherical hollow structure of BN-C doubles the specific surface area with multiple reflections of light, providing abundant active sites and more utilization efficiency of light energy.
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Ag Nanoparticles sentence examples within Containing Ag Nanoparticles
Ag Nanoparticles sentence examples within Crystalline Ag Nanoparticles
The annealing of the system in the ultra-high vacuum at the temperatures between 300 and 400 °C resulted in full agglomeration of the film and formation of faceted single crystalline Ag nanoparticles exhibiting bimodal size distribution.
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The green ecofriendly approach towards crystalline Ag nanoparticles (AgNPs) synthesis using apple (Malus domestica) juice has been demonstrated.
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Ag Nanoparticles sentence examples within Encapsulated Ag Nanoparticles
Herein, a novel core–shell ZnO@Cu2O (ZC) encapsulated Ag nanoparticles (Ag NPs) nanocomposites have been fabricated via a facile one step self-assembly process and an environmentally friendly technique.
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To address this issue, we propose a facile and effective technique to repair the electrode fatigue by coating polyvinylpyrrolidone (PVP) encapsulated Ag nanoparticles (PVP@AgNPs) on the long-term used IPMC surface.
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Ag Nanoparticles sentence examples within Spherical Ag Nanoparticles
We report the stimulating effects of interfacial charge transfer process between spherical Ag nanoparticles and shuttlecock-shaped ZnO nanostructures observed by UV−visible spectroscopy and x-ray absorption spectroscopy.
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The two main Raman peaks of adenine at 738 and 1336 cm–1 exhibit SERS maxima for excitation in the 450–500 nm range for commercially available 40 nm spherical Ag nanoparticles (NPs) used in this study, which shifts to longer wavelengths with the addition of NaCl.
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Ag Nanoparticles sentence examples within Coated Ag Nanoparticles
A $\mathbf{3{D}}$ printable conductive ink was successfully prepared using polyacrylic acid coated Ag nanoparticles (Ag NPs) as conductive fillers.
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The interplaying role of particle size and polymer layer thickness on the tunable optical response of polymer-coated Ag nanoparticles (NPs) has been studied experimentally and theoretically.
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Ag Nanoparticles sentence examples within Conductive Ag Nanoparticles
Herein we propose a decent synergetic effect produced by delicate hybridization between exfoliated MoSe2 nanosheets and high conductive Ag nanoparticles (NPs) during self-assemble process.
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Furthermore, the highly conductive Ag nanoparticles upon the rGO@CuO surface further enhanced electrochemical performance by providing extra channels for charge conduction.
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Ag Nanoparticles sentence examples within Formed Ag Nanoparticles
Self-formed Ag nanoparticles/Ag-Co alloy films with various Co contents were fabricated by sputtering Ag-Co composite target.
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The formation of sGO-Ag3PO4n-n heterojunction increases charge transport and photocatalytic activity of the composite to incredible extent along with hollow morphology and in situ formed Ag nanoparticles (AgNPs).
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Ag Nanoparticles sentence examples within Metal Ag Nanoparticles
It can be concluded that the Z-scheme heterojunction of Ag/NH2-MIL-125(Ti)/CdS was beneficial for the separation of photo-generated electrons and holes and the noble metal Ag nanoparticles play the important role in the photocatalytic degradation with the surface plasmonic resonance effect and Schottky junction.
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Herein, we provide a strategy to activate the bandgap-broken Ag3PO4/GdCrO3 heterojunction with small band gaps, very negative conduction band, and high valence band value for constructing a robust photothermocatalyst through inserting plasmonic metal Ag nanoparticles at Ag3PO4-GdCrO3 interface as a bridge for selective capture and interband transfer of the photothermal induced charges.
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Ag Nanoparticles sentence examples within Adding Ag Nanoparticles
The objectives of this study are to determine the contact angle and antibacterial activity of cotton fiber by adding Ag nanoparticles and hexadecyltrimethoxysilane compound.
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As illustrated with a vinylogous series of cationic symmetric indopolycarbocyanines, it is found out that adding Ag nanoparticles into their solutions had caused enhanced dye fluorescence at the constant absorption intensity.
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Ag Nanoparticles sentence examples within Distributed Ag Nanoparticles
Herein, a flexible architecture featuring uniformly distributed Ag nanoparticles within three-dimensional (3D) carbonized melamine foams (CMF) is proposed, which combines the merits of CMF's porous structure and Ag's plasmonic optical property to efficiently convert light to heat.
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The synergistic effect of the electromagnetic enhancement originated from nanogaps between densely and closely distributed Ag nanoparticles, the chemical enhancement from semiconductor material of Fe2O3 and the magnetic enrichment of the analyte molecules was account for the excellent SERS performance of the Ag@Fe2O3 substrate.
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Ag Nanoparticles sentence examples within Supported Ag Nanoparticles
Chitosan (CTS)-stabilized biochar (BC)-supported Ag nanoparticles (CTS@AgBC) are applied to eliminate the IMI in the water treatment effectively.
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The present work demonstrates the synthesis of kaolin supported Ag nanoparticles (AgNPs@Kaolin) by using an aqueous extract of Thymbra spicata as a green reductant and capping agent.
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Ag Nanoparticles sentence examples within Active Ag Nanoparticles
Such physically produced Ag/C:H:N:O core-satellite nanoparticles upon deposition on a planar substrate spontaneously form mesoporous nanoparticle films with SERS-active Ag nanoparticles evenly distributed on the surface of supporting C:H:N:O cores.
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In this work, we reported a facile, scalable and, environmentally friendly approach to encapsulate catalytically active Ag nanoparticles (NPs) in porous metal–organic gel (MOG) via in situ grown.