Themed collection Plasmonics and spectroscopy

19 items
Editorial

Plasmonics and spectroscopy

This themed issue presents an exciting collection of articles on the studies of plasmonics and optical spectroscopy.

Graphical abstract: Plasmonics and spectroscopy
From the themed collection: Plasmonics and spectroscopy
Perspective

Single-molecule surface-enhanced Raman spectroscopy: a perspective on the current status

This perspective presents an overview of single-molecule surface-enhanced Raman scattering (sm-SERS).

Graphical abstract: Single-molecule surface-enhanced Raman spectroscopy: a perspective on the current status
From the themed collection: Plasmonics and spectroscopy
Perspective

Medical applications of surface-enhanced Raman scattering

Selected medical applications of SERS from the past few years are highlighted. Both aspects – the label-free SERS detection of biomedical samples as well as the use of SERS labels in medical applications – are covered.

Graphical abstract: Medical applications of surface-enhanced Raman scattering
From the themed collection: Plasmonics and spectroscopy
Perspective

Plasmon enhanced spectroscopy

Surface enhanced spectroscopy encompasses a broad field of linear and nonlinear optical techniques that arose with the discovery of the surface-enhanced Raman scattering (SERS) effect.

Graphical abstract: Plasmon enhanced spectroscopy
From the themed collection: Plasmonics and spectroscopy
Perspective

Nanogap structures: combining enhanced Raman spectroscopy and electronic transport

Electrodes with nanogaps enable simultaneous plasmon-enhanced Raman spectroscopy and electronic transport at the molecular scale, probing optical and dissipative processes.

Graphical abstract: Nanogap structures: combining enhanced Raman spectroscopy and electronic transport
From the themed collection: Plasmonics and spectroscopy
Perspective

Recent developments and future directions in SERS for bioanalysis

This perspective aims to highlight the recent developments in SE(R)RS for the detection of biomolecules.

Graphical abstract: Recent developments and future directions in SERS for bioanalysis
From the themed collection: Plasmonics and spectroscopy
Perspective

Super-resolution imaging of interactions between molecules and plasmonic nanostructures

Super-resolution imaging allows the location of plasmon-coupled molecular emission to be determined with <5 nm resolution.

Graphical abstract: Super-resolution imaging of interactions between molecules and plasmonic nanostructures
From the themed collection: Plasmonics and spectroscopy
Perspective

Persistent misconceptions regarding SERS

SERS is some 35 years old, and the subject of over 11 000 articles.

Graphical abstract: Persistent misconceptions regarding SERS
From the themed collection: Plasmonics and spectroscopy
Perspective

Towards low-cost flexible substrates for nanoplasmonic sensing

This perspective focuses on the recent developments and future directions for the fabrication of flexible nanoplasmonic devices for sensing applications based on SERS and LSPR.

Graphical abstract: Towards low-cost flexible substrates for nanoplasmonic sensing
From the themed collection: Plasmonics and spectroscopy
Paper

Model of the photoexcitation processes of a two-level molecule coherently coupled to an optical antenna

We theoretically elucidate peculiar photoexcitation processes of a two-level molecular system coherently coupled with an antenna system having a significant dissipation.

Graphical abstract: Model of the photoexcitation processes of a two-level molecule coherently coupled to an optical antenna
From the themed collection: Plasmonics and spectroscopy
Paper

Sensing dielectric media on the nanoscale with freely oriented gold nanorods

We demonstrated that the scattering and luminescence patterns of freely oriented GNRs can be used for sensing dielectric media.

Graphical abstract: Sensing dielectric media on the nanoscale with freely oriented gold nanorods
From the themed collection: Plasmonics and spectroscopy
Paper

Plasmonics in the ultraviolet with the poor metals Al, Ga, In, Sn, Tl, Pb, and Bi

The relative merits “poor metal” nanoparticle systems for achieving plasmonic behavior in the ultraviolet spectral region are assessed.

Graphical abstract: Plasmonics in the ultraviolet with the poor metals Al, Ga, In, Sn, Tl, Pb, and Bi
From the themed collection: Plasmonics and spectroscopy
Paper

Raman enhancement by plasmonic excitation of structurally-characterized metal clusters: Au8, Ag8, and Cu8

The structure-dependent plasmonic enhancement of Raman spectra indicates a possibility of structurally-characterized small clusters for sensitizing various optical processes.

Graphical abstract: Raman enhancement by plasmonic excitation of structurally-characterized metal clusters: Au8, Ag8, and Cu8
From the themed collection: Plasmonics and spectroscopy
Paper

SERS reveals the specific interaction of silver and gold nanoparticles with hemoglobin and red blood cell components

The specific interaction of gold and silver nanoparticles with hemoglobin and red blood cells in the context of nanotoxicity was investigated by surface-enhanced Raman scattering.

Graphical abstract: SERS reveals the specific interaction of silver and gold nanoparticles with hemoglobin and red blood cell components
From the themed collection: Plasmonics and spectroscopy
Paper

LSPR properties of metal nanoparticles adsorbed at a liquid–liquid interface

We present the theoretical LSPR-based optical properties and SERS properties of gold nanoparticles at the water–oil interface based on 3D-FDTD numerical simulations, including far field and near field features.

Graphical abstract: LSPR properties of metal nanoparticles adsorbed at a liquid–liquid interface
From the themed collection: Plasmonics and spectroscopy
Paper

Probing the dielectric response of graphene via dual-band plasmonic nanoresonators

We present experimental and simulated results exploring the dielectric response and potential for chemical sensing applications of a Au concentric disk ring cavity array integrated with an encapsulating graphene overlayer.

Graphical abstract: Probing the dielectric response of graphene via dual-band plasmonic nanoresonators
From the themed collection: Plasmonics and spectroscopy
Paper

Improving correlated SERS measurements with scanning electron microscopy: an assessment of the problem arising from the deposition of amorphous carbon

Improving correlated SEM/SERS studies.

Graphical abstract: Improving correlated SERS measurements with scanning electron microscopy: an assessment of the problem arising from the deposition of amorphous carbon
From the themed collection: Plasmonics and spectroscopy
Paper

SERS-based immunoassay of tumor marker VEGF using DNA aptamers and silica-encapsulated hollow gold nanospheres

We report a novel SERS-based sandwich immunoassay using DNA aptamer and a gold-patterned microarray for sensitive detection of VEGF angiogenesis protein markers.

Graphical abstract: SERS-based immunoassay of tumor marker VEGF using DNA aptamers and silica-encapsulated hollow gold nanospheres
From the themed collection: Plasmonics and spectroscopy
Paper

Phosphate mediated adsorption and electron transfer of cytochrome c. A time-resolved SERR spectroelectrochemical study

Inorganic phosphate and ATP mediate high affinity binding of cytochrome c on positively charged SAMs, with preservation of the native protein structure and rendering an average orientation that guarantees efficient pathways for direct electron transfer.

Graphical abstract: Phosphate mediated adsorption and electron transfer of cytochrome c. A time-resolved SERR spectroelectrochemical study
From the themed collection: Plasmonics and spectroscopy
19 items

About this collection

A collection of articles on the theme of plasmonics and spectroscopy, guest edited by Pablo Etchegoin (Victoria University of Wellington).

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