Themed collection Web Collection: Surface-Enhanced Raman Scattering (SERS)

Tip enhanced Raman spectroscopy (TERS) is compared with established nanoimaging techniques. The capability to provide molecular and topographic characterization on the nanometer scale simultaneously renders this method a valuable tool in super resolution analysis.

Applications of SERS to single-molecule studies and pigment identification in fibers from historical textiles.

A facile iodination of silver foil can boost the SERS intensity of Rhodamine 6G 29-fold after 24 h.

We demonstrate strong localization of SERS on single symmetry-reduced gold semishell and nanobowl particle by the e-beam induced deposition (EBID) method.

The soft C–H vibrational mode of alkanethiols adsorbed at Au and Ag electrodes was observed by SERS.

TERS spectra of a short immobilised peptide on a single transparent gold nanoplate are presented.

High quality surface Raman signals were obtained when PATP was adsorbed on a chain-like self-assembled cobalt nanoparticles surface.

We present Raman spectroscopic evidence of ring strain with size in cucurbiturils and SERS detection at the ppb level.

A scalable colloidal templating approach for producing metal half-shells as efficient surface-enhanced Raman scattering (SERS) substrates has been developed.

The potential for the incorporation of chromic materials into surface-enhanced resonance Raman scattering (SERRS) systems for ultrasensitive optical probes is demonstrated with the halochrome 4-(dimethylamino)azobenzene (methyl yellow).

Silver nanospheres with special surface morphology have been synthesized and optimized for application as SERS media.

Nanobiosensors based on wired enzymes coupled to redox molecules and integrated with SERS Au core–shell nanoparticles and ordered nanocavities.

The interfacial redox process of cytochrome b₅₆₂ immobilised on a coated electrode is analysed by (time-resolved) SERR spectroscopy.

Single-molecule vibrational pumping in surface-enhanced Raman scattering is demonstrated rigorously using the bi-analyte method at low temperatures.

The behavior of Au nanorods and Ag nanocubes as analytical sensors was evaluated for three different classes of herbicides.

We report the application of antibody-conjugated gold nanorods for the targeting and imaging of biomarkers expressed on cancer cells.

Renewable SERS-active substrates combining the durability and reusability of Au-nanocavity templates, with the enhanced SERS amplification factors of Ag.

In SERS experiments employing Ag nanoparticles, rhodanine is hypothesized to form a dimeric species via the active methylene group in a process analogous to the Knoevenagel reaction.

T-matrix study of the interplay between shape and size effects on surface-enhanced Raman scattering enhancement factors.

A photoswitch can control the non-resonant chemical mechanism in SERS by altering its HOMO–LUMO gap.

The enhancement given by 21–146 nm monodisperse Au colloids varies significantly with diameter and is largest with 46 nm particles.

Water soluble SERS labels comprising a SAM with dual spacers for controlled bioconjugation are presented.

Multiple depositions of Ag NPs on glass using a sol–gel linker yield a SERS substrate that approaches single molecule sensitivity.

SERS of 5-fluorouracil is analysed according to a resonant charge-transfer enhancement mechanism involving the N1 deprotonated anion.

Plasmon-dispersion corrections constrain the observation of surface selection rules in single molecule SERS spectra.

Surface enhanced Raman scattering enhancement factors are investigated using optical pumping and photobleaching combined with a rigorous mathematical model.

SPR and SERS characteristics of colloidal nanoparticle-based layered gold nanostructure.

Time-resolved SERR spectroelectrochemistry studies demonstrate that the heterogeneous electron transfer of cytochrome c₆ on biomimetic electrodes follows a gated mechanism.

The self-assembly of α,ω-aliphatic diamines on Ag nanoparticles was studied by surface-enhanced Raman scattering (SERS) spectroscopy and plasmon resonance. The analytical potential of these mixed systems was demonstrated.

Optical effects of agglomeration for small noble metal nanoparticle colloids are accurately calculated. Information about the surface plasmon resonance, electric field enhancement and surface charge distribution effects have been determined.

The surface-enhanced Raman scattering (SERS) of Au–Ag nanocages is investigated with two excitation wavelengths and reveals synergistic dependencies between metal composition, plasmon damping and SERS intensities.

Single particle Rayleigh scattering studies reveal that nanoscale surface roughness strongly affects the plasmon resonance of gold nanoparticles.

The functionalization of Ag nanoparticles and its application in the detection of pyrene was studied by surface-enhanced Raman scattering.