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Themed collection Materials for Detection

20 items
Feature Article

Nanomaterials for ultrasensitive electrochemical nucleic acids biosensing

Electrochemical detection of biomolecular analytes is a promising approach for the development of new clinical diagnostics; this feature article discusses the significant improvements that have been made in this field when nanomaterials are used to construct nucleic acids sensors.

Graphical abstract: Nanomaterials for ultrasensitive electrochemical nucleic acids biosensing
From the themed collection: Materials for Detection
Feature Article

Functional nanomaterial-based amplified bio-detection strategies

We review recent advances and applications of functional nanomaterial-based amplification strategies in bio-detection assays. Enzymatic and non-enzymatic amplification strategies using various nanomaterials' structures and properties are summarized, and basic principles, advantages, limitations and perspectives of these amplification strategies are discussed.

Graphical abstract: Functional nanomaterial-based amplified bio-detection strategies
From the themed collection: Materials for Detection
Feature Article

Functional DNA directed assembly of nanomaterials for biosensing

This review summarizes recent progress in the development of biosensors by integrating functional DNA molecules with different types of nanomaterial, including metallic nanoparticles, semiconductor nanoparticles, magnetic nanoparticles, and carbon nanotubes.

Graphical abstract: Functional DNA directed assembly of nanomaterials for biosensing
From the themed collection: Materials for Detection
Feature Article

Highly encoded one-dimensional nanostructures for rapid sensing

Over conventional microarrays in multiplex bioassays, one-dimensional barcode arrays show potential advantages as a novel assay format for genomics and proteomic research as well as rapid and sensitive diagnostics.

Graphical abstract: Highly encoded one-dimensional nanostructures for rapid sensing
From the themed collection: Materials for Detection
Critical Review

Amphiphilic nanoassemblies for the detection of peptides and proteins using fluorescence and mass spectrometry

The utility of amphiphilic nanoassemblies in the sensing of proteins and peptides is reviewed. The article is specifically focused on fluorescence and mass spectrometry as transducers.

Graphical abstract: Amphiphilic nanoassemblies for the detection of peptides and proteins using fluorescence and mass spectrometry
From the themed collection: Materials for Detection
Paper

Development of a piezoelectric sensor for the detection of methamphetamine

A piezoelectric sensor capable of measuring 1 µg mL−1 of methamphetamine was successfully developed using molecularly imprinted polymers (MIPs) as a receptor and exploring different protocols for the polymer immobilisation.

Graphical abstract: Development of a piezoelectric sensor for the detection of methamphetamine
From the themed collection: Materials for Detection
Paper

Selective detection ofhexachromium ions by localized surface plasmon resonance measurements using gold nanoparticles/chitosan composite interfaces

A transmission localized surface plasmon interface based on a chitosan matrix with incorporated gold nanoparticles was used for the selective removal of hexavalent chromium from aqueous solutions.

Graphical abstract: Selective detection of hexachromium ions by localized surface plasmon resonance measurements using gold nanoparticles/chitosan composite interfaces
From the themed collection: Materials for Detection
Paper

Design of liposome-based pH sensitive nanoSPINprobes: nano-sized particles with incorporated nitroxides

Liposome-based nanoSPINs were designed for EPR applications as pH probes. The phospholipid membrane with incorporated gramicidin A showed permeability to a small analyte, H+, while protecting the entrapped nitroxide from biological reductants.

Graphical abstract: Design of liposome-based pH sensitive nanoSPIN probes: nano-sized particles with incorporated nitroxides
From the themed collection: Materials for Detection
Paper

Detection of drugs and their metabolites in dusted latent fingermarks by mass spectrometry

This paper describes for the first time how SALDI-TOF-MS can be used to identify contact with or use of illicit drugs in latent fingermarks pre-dusted with a new dusting agent.

Graphical abstract: Detection of drugs and their metabolites in dusted latent fingermarks by mass spectrometry
From the themed collection: Materials for Detection
Paper

Selective detection of dopamine using a combined permselective film of electropolymerized (poly-tyramine and poly-pyrrole-1-propionic acid) on a boron-doped diamondelectrode

An effective and robust electrochemical approach for the selective detection of dopamine using a boron-doped diamond electrode is described.

Graphical abstract: Selective detection of dopamine using a combined permselective film of electropolymerized (poly-tyramine and poly-pyrrole-1-propionic acid) on a boron-doped diamond electrode
From the themed collection: Materials for Detection
Paper

Immobilisation of proteins at silicon surfaces using undecenylaldehyde: demonstration of the retention of protein functionality and detection strategies

We describe a simple method for the covalent attachment of proteins to unoxidized silicon surfaces and demonstrate the use of these materials for electronic detection of protein interactions.

Graphical abstract: Immobilisation of proteins at silicon surfaces using undecenylaldehyde: demonstration of the retention of protein functionality and detection strategies
From the themed collection: Materials for Detection
Paper

SERRS coded nanoparticles for biomolecular labelling with wavelength-tunable discrimination

The preparation and use of tri-functional linkers for surface complexation to both gold and silver nanoparticles is reported and demonstrates the potential of SERRS functionalised nanoparticles for multiple, simultaneous monitoring of excitation events.

Graphical abstract: SERRS coded nanoparticles for biomolecular labelling with wavelength-tunable discrimination
From the themed collection: Materials for Detection
Paper

Development of a silica-based double-network hydrogel for high-throughput screening of encapsulated enzymes

A new silica–organic hybrid hydrogel was prepared to enable biomolecule encapsulation. The new hydrogel had increased mechanical strength, and biomolecules within the hydrogel also exhibited improved activity and durability.

Graphical abstract: Development of a silica-based double-network hydrogel for high-throughput screening of encapsulated enzymes
From the themed collection: Materials for Detection
Paper

Visible and near-infrared chemosensor for colorimetric and ratiometric detection of cyanide

A chemosensor system can quantitatively determine cyanide at micromolar concentrations. The sensory signals include color change and fluorescence quenching and enhancement in both the visible and near-infrared spectral regions.

Graphical abstract: Visible and near-infrared chemosensor for colorimetric and ratiometric detection of cyanide
From the themed collection: Materials for Detection
Paper

Direct and label-free detection of cholic acid based on molecularly imprinted photonic hydrogels

A new approach based on molecularly imprinted photonic hydrogels (IPHs) was developed, by which direct, sensitive and label-free detection of cholic acid can be achieved without any derivatization treatment and expensive instruments.

Graphical abstract: Direct and label-free detection of cholic acid based on molecularly imprinted photonic hydrogels
From the themed collection: Materials for Detection
Paper

Polymerization of a boronate-functionalized fluorophore by double transesterification: applications to fluorescence detection of hydrogen peroxide vapor

A stable polyboronic ester capable of detecting both vapour- and solution-phase hydrogen peroxide at the ppb level by a turn-on fluorescence response. The highly selective detection method may be used for the detection of organic-based explosives such as TATP and HMTD.

Graphical abstract: Polymerization of a boronate-functionalized fluorophore by double transesterification: applications to fluorescence detection of hydrogen peroxide vapor
From the themed collection: Materials for Detection
Paper

Silver nanocluster-based fluorescent sensors for sensitive detection of Cu(II)

Water-soluble fluorescent silver nanoclusters have been successfully applied to develop new fluorescent sensors for sensitive and selective detection of Cu2+

Graphical abstract: Silver nanocluster-based fluorescent sensors for sensitive detection of Cu(ii)
From the themed collection: Materials for Detection
Paper

A facile and efficient method for rapid detection of trace nitroaromatics in aqueous solution

A novel optical chemosensor based on ZnO doped mesoporous silica films has been developed for the quantitative and qualitative determination of nitroaromatic contaminants in aqueous solutions.

Graphical abstract: A facile and efficient method for rapid detection of trace nitroaromatics in aqueous solution
From the themed collection: Materials for Detection
Paper

Calix[4]arenes immobilized in a cellulose-based platform for entrapment and detection of NOx gases

Solid materials made by dissolution of calix[4]arenes and cellulose in an ionic liquid followed by casting into a membrane can be used for the reversible colorimetric detection of NOx.

Graphical abstract: Calix[4]arenes immobilized in a cellulose-based platform for entrapment and detection of NOx gases
From the themed collection: Materials for Detection
Paper

Nanocomposite membranes as highly selective and sensitive mercury(II) detectors

A new nanocomposite membrane for the selective detection of trace amounts (down to the ppb level) of mercury(II) ions in water was prepared by filtering nanoparticles of a fluorophoric mercury(II) detecting molecule dispersed in water through a nanopore size cellulose membrane.

Graphical abstract: Nanocomposite membranes as highly selective and sensitive mercury(ii) detectors
From the themed collection: Materials for Detection
20 items

About this collection

Welcome to the Journal of Materials Chemistry  and Analyst joint web theme on Materials for Detection. 

Charles Martin
Guest Editor: Professor Charles Martin, University of Florida

The Guest Editor of this web theme is Professor Charles Martin, University of Florida, USA. This theme explores all aspects of novel materials for bio- and chemosensing applications, ranging from peptide and protein detection to sensing of environmental pollutants.

Articles included in this web theme issue appear in regular issues of Journal of Materials Chemistry and Analyst.

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