Hollow silver alginate microspheres for drug delivery and surface enhanced Raman scattering detection
Multifunctional silver alginate hydrogel microspheres are assembled via a template assisted approach using calcium carbonate cores.
Large-area MoS2 thin layers directly synthesized on Pyramid-Si substrate for surface-enhanced Raman scattering
In our work, we directly synthesized few layer MoS2 on a pyramid-Si substrate to fabricate a surface-enhanced Raman scattering (SERS) substrate via thermally decomposing the precursor of ammonium thiomolybdate ((NH4)2MoS4).
Target induced aggregation of modified Au@Ag nanoparticles for surface enhanced Raman scattering and its ultrasensitive detection of arsenic(III) in aqueous solution
A highly sensitive and selective detection of As(III) was reported by target induced aggregation of nanoparticles enhanced Raman spectroscopic technique.
SERS-active silver nanoparticle trimers for sub-attomolar detection of alpha fetoprotein
SERS-active silver nanoparticle trimers were assembled in this study for the first time, through the aptamer of a cancer biomarker, alpha fetoprotein (AFP).
Facilely synthesized polydopamine encapsulated surface-enhanced Raman scattering (SERS) probes for multiplex tumor associated cell surface antigen detection using SERS imaging
A novel SERS probes fabrication were studies and used for multiplex tumor associated cell surface antigens detection using SERS imaging.
Mesoporous poly(ethylene-co-vinyl alcohol) monolith captured with silver nanoparticles as a SERS substrate: facile fabrication and ultra-high sensitivity
A facile method to fabricate a mesoporous poly(ethylene-co-vinyl alcohol) (EVOH) monolith captured with silver nanoparticles (AgNPs) was developed.
SERS-based immunoassay on 2D-arrays of Au@Ag core–shell nanoparticles: influence of the sizes of the SERS probe and sandwich immunocomplex on the sensitivity
The sensitivity of immunoassay performed on SERS-active substrates can be improved by optimizing the size of SERS probes and also by decreasing the size of sandwich immunocomplex.
Fabrication of arrayed triangular micro-cavities for SERS substrates using the force modulated indention process
Based on the tip-based continuous indentation process, a novel method for the fabrication of periodic arrayed triangular micro-cavities on copper (Cu) surface is presented as SERS substrates.
A sensitive, uniform, reproducible and stable SERS substrate has been presented based on MoS2@Ag nanoparticles@pyramidal silicon
By combine the Ag nanoparticles, pyramidal silicon and molybdenum disulfide, the MoS2@AgNPs@PSi substrate shows high performance in terms of sensitivity, uniformity, reproducibility and stability.
Oxidation effects on the SERS response of silver nanoprism arrays
Oxidation effects on SERS response of Ag nanoprism arrays are interpreted by FEM simulations of the local-field distribution around the nanoprisms.
Silver colloid and film substrates in surface-enhanced Raman scattering for 2-thiouracil detection
Surface-enhanced Raman scattering-based silver substrates were designed and fabricated for the detection of 2-thiouracil (2-TU).
Synthesis of bifunctional reduced graphene oxide/CuS/Au composite nanosheets for in situ monitoring of a peroxidase-like catalytic reaction by surface-enhanced Raman spectroscopy
In this work, we have demonstrated the synthesis of bifunctional reduced graphene oxide/CuS/Au composite nanosheets for in situ monitoring of peroxidase-like catalytic reaction by surface-enhanced Raman spectroscopy.
Fabrication of monodispersed Au@Ag bimetallic nanorod-loaded nanofibrous membrane with fast thermo-responsiveness and its use as a smart free-standing SERS substrate
Monodispersed core–shell structured Au@Ag bimetallic nanorods-loaded nanofibrous membrane with fast thermo-responsiveness was fabricated by electrospinning and subsequent heat treatment, which can be used as a smart free-standing SERS substrate.
Facile, tunable, and SERS-enhanced HEPES gold nanostars
The facile, green synthesis of gold nanostars (AuNSs) with tunable branch lengths for SERS applications.
Surface-enhanced Raman spectroscopy on porous silicon membranes decorated with Ag nanoparticles integrated in elastomeric microfluidic chips
An elastomeric microfluidic chip integrating SERS active silver-coated porous silicon membranes is developed, which performs label free and calibrated SERS analysis in a multi-analyte configuration.
Design and fabrication of a microfluidic SERS chip with integrated Ag film@nanoAu
A “sandwich” microfluidic surface enhanced Raman scattering (SERS) chip with Ag film@nanoAu prepared in a microchannel was proposed and fabricated in situ. The detection limit for Rhodamine 6G was 10−8 M and the enhancement factor was 3.8 × 105.
Solution chemistry-based nano-structuring of copper dendrites for efficient use in catalysis and superhydrophobic surfaces
Solution chemistry-based nano-structuring of Cu dendrites is exploited to enhance their efficiency in applications of catalysis and superhydrophobicity.
SERS-based immunoassay using a core–shell SiO2@Ag immune probe and Ag-decorated NiCo2O4 nanorods immune substrate
A novel sandwich structure consisting of the SiO2@Ag immune probe and the Ag-decorated NNRs substrate was used to detect AFP and a detection limit is as low as 2.1 fg mL−1.
High performance SERS active substrates fabricated by directly growing graphene on Ag nanoparticles
An efficient surface enhanced Raman scattering (SERS) substrate of graphene-isolated Ag nanoparticle (G/AgNP) has been developed by using excimer laser to ablate the ordered pyrolytic graphite in high vacuum onto Ag nanoparticles.
Anatase TiO2 nanoparticles with controllable crystallinity as a substrate for SERS: improved charge-transfer contribution
Anatase TiO2 nanoparticles were controllably synthesized by a very simple sol-hydrothermal method with the assistance of H2SO4 for improving their SERS performances.
Fabrication of silver-decorated sulfonated polystyrene microspheres for surface-enhanced Raman scattering and antibacterial applications
A facile approach was presented to prepare SPS@Ag composite microspheres with surface-enhanced Raman scattering properties and enhanced antibacterial activities.
In vitro study of a pH-sensitive multifunctional doxorubicin–gold nanoparticle system: therapeutic effect and surface enhanced Raman scattering
A pH-sensitive multifunctional doxorubicin–gold nanoparticle drug delivery system, which has the potential to detect and treat tumors, was developed.
Graphene oxide wrapped individual silver nanocomposites with improved stability for surface-enhanced Raman scattering
GO coating on Ag nanoparticles enhances SERS signals and improves the long term stability of Ag.
Preparation of silver decorated silica nanocomposite rods for catalytic and surface-enhanced Raman scattering applications
A straightforward approach is presented to prepare SiO2@Ag nanocomposite rods with excellent catalytic activities and surface-enhanced Raman scattering properties.
Highly sensitive SERS sensor for mercury ions based on the catalytic reaction of mercury ion decorated Ag nanoparticles
Schematic diagram of the SERS sensing mechanism for mercury ions by a catalytic oxidation reaction.
Rapid separation and on-line detection by coupling high performance liquid chromatography with surface-enhanced Raman spectroscopy
The combined HPLC-SERS system was developed to a powerful tool for rapid separation and structural recognition of complex samples in food science and environmental monitoring.
Highly monodispersed Ag embedded SiO2 nanostructured thin film for sensitive SERS substrate: growth, characterization and detection of dye molecules
Highly monodispersed Ag embedded SiO2 nanostructured thin films have been synthesized and their sensitivity towards SERS investigated.
Fabrication of intelligent poly(N-isopropylacrylamide)/silver nanoparticle composite films with dynamic surface-enhanced Raman scattering effect
An intelligent PNIPAAm/AgNP composite film with dynamic SERS effect was fabricated by the simple assembly of silver nanoparticles on the surface of photo-polymerized PNIPAAm film via electrostatic interaction.
Fabrication of SERS-active conjugated copolymers/gold nanoparticles composite films by interface-directed assembly
A new composite film was synthesised by taking advantage of interface-directed assembly between thiol group-functionalized copolymers and Au NPs. The film not only exhibited strongly Au NP concentration-dependent SERS activity, but also allowed detection of a model molecule.
Rational design of Au nanorods assemblies for highly sensitive and selective SERS detection of prostate specific antigen
A simple SERS immunosensor based on AuNRs assembly was developed for rapid detection of specific antigen in early diagnostics.
In situ polydopamine-assisted deposition of silver nanoparticles on a two dimensional support as an inexpensive and highly efficient SERS substrate
Versatile substrates were modified with polydopamine followed by in situ AgNP deposition to fabricate a cheap, flexible and disposable SERS substrate.
Hydrogenated black TiO2 nanowires decorated with Ag nanoparticles as sensitive and reusable surface-enhanced Raman scattering substrates
Ag nanoparticle decorated hydrogenated TiO2 nanowires are fabricated as surface-enhanced Raman scattering substrates that are self-cleaning and reusable, and show high reproducibility, sensitivity, and stability.
Selective and sensitive SERS sensor for detection of Hg2+ in environmental water base on rhodamine-bonded and amino group functionalized SiO2-coated Au–Ag core–shell nanorods
A novel SERS sensor for trace detection of Hg2+ using R6G-derive Schiff base bonded Au@Ag@SiO2–NH2 NRs was designed. The LOD is 0.33 pmol L−1.
A strong charge-transfer effect in surface-enhanced Raman scattering induced by valence electrons of actinide elements
The 6d electrons of Ac atom involved in excited transitions induce a strong CT-SERS enhancement which can be tuned by changing the conformation of pyridine-Ac@Au7 complexes.
Selective synthesis of different ZnO/Ag nanocomposites as surface enhanced Raman scattering substrates and highly efficient photocatalytic catalysts
Different ZnO–Ag nanocomposites with controlling SERS and photocatalytic performance were obtained only by adjusting solvents.
In situ microfluidic fabrication of SERS nanostructures for highly sensitive fingerprint microfluidic-SERS sensing
A microfluidic-SERS device has been fabricated via a facile in situ galvanic replacement for ultrasensitive detection of pesticides and herbicides.
Raman-encoded microbeads for spectral multiplexing with SERS detection
Spectral multiplexing on polystyrene beads by SERS was demonstrated by encoding the silica-encapsulated self-assembled monolayers of Raman reporter-coated gold nanoparticles.
Influence of various chloride ion concentrations on silver nanoparticle transformations and effectiveness in surface enhanced Raman scattering for different excitation wavelengths
This study reports the effect of six various concentrations of chlorides on the surface enhanced Raman scattering activity of silver nanoparticles.
Ni/Au hybrid nanoparticle arrays as a highly efficient, cost-effective and stable SERS substrate
A large-area highly efficient, cost-effective and stable SERS substrate is synthesized with a proposed versatile and simple process.
Metal–elastomer nanostructures for tunable SERS and easy microfluidic integration
Stretchable plasmonic nanostructures constituted by Ag nanoparticles on flexible elastomeric matrices are synthesized and used as surface-enhanced Raman scattering (SERS) substrates.
Surface-enhanced Raman spectroscopy using a coffee-ring-type three-dimensional silver nanostructure
We demonstrated surface-enhanced Raman spectroscopy using a coffee-ring-type three-dimensional silver nanostructure (Ag3D).
Nanoporous silver microstructure for single particle surface-enhanced Raman scattering spectroscopy
Nanoporous silver microstructures were successfully fabricated from hexapod AgCl microstructures via a galvanic replacement reaction to be used as an easy handling and reusable SERS substrate.
Experimental and simulative study on surface enhanced Raman scattering of rhodamine 6G adsorbed on big bulk-nanocrystalline metal substrates
Big bulk-nanocrystalline metal materials of silver (Ag) and aluminum (Al) for surface-enhanced Raman scattering (SERS) spectroscopy have been synthesized in a mold under different pressures using vacuum-warm-compaction (VWC) technology.