Jump to main content
Jump to site search

Themed collection Analytical Methods Recent HOT articles

120 items - Showing page 1 of 2
Communication

Glycerophospholipids and sphingolipids correlate with poor prognostic genotypes of human papillomavirus in cervical cancer: global lipidomics analysis

Human papillomavirus (HPV), an important causative factor for cervical cancer, alters lipid metabolism.

Graphical abstract: Glycerophospholipids and sphingolipids correlate with poor prognostic genotypes of human papillomavirus in cervical cancer: global lipidomics analysis
From the themed collection: Analytical Methods Recent HOT articles
Communication

A non-reductive electrochemical sensor for ultrasensitive detection of pM-level TNT

Most of the current electrochemical sensors for the detection of nitroaromatic explosives directly exploit the reduction of nitro groups at the electrode.

Graphical abstract: A non-reductive electrochemical sensor for ultrasensitive detection of pM-level TNT
From the themed collection: Analytical Methods Recent HOT articles
Communication

Selective turn-on detection of low levels of cysteine and homocysteine based on fluorescent hydroxyapatite nanoparticles

Fluorescence assay of low levels of biothiols, such as cysteine and homocysteine, based on hydroxyapatite nanoparticles is reported.

Graphical abstract: Selective turn-on detection of low levels of cysteine and homocysteine based on fluorescent hydroxyapatite nanoparticles
From the themed collection: Analytical Methods Recent HOT articles
Communication

Label-free colorimetric aptasensor for highly sensitive and selective detection of proteins by using PNA/DNA hybrids and a cyanine dye

A label-free colorimetric aptasensor that uses PNA/DNA hybrids and a cyanine dye (DiSC2(5)) was developed for highly sensitive and selective detection of proteins in aqueous solution.

Graphical abstract: Label-free colorimetric aptasensor for highly sensitive and selective detection of proteins by using PNA/DNA hybrids and a cyanine dye
From the themed collection: Analytical Methods Recent HOT articles
Open Access Communication

Measuring elasticity of wet cellulose fibres with AFM using indentation and a linearized Hertz model

The mechanical properties of different pulp fibres in liquid were measured using an atomic force microscope.

Graphical abstract: Measuring elasticity of wet cellulose fibres with AFM using indentation and a linearized Hertz model
From the themed collection: Analytical Methods Recent HOT articles
Communication

One-step detection of hexokinase activity using a personal glucose meter

Using commercially available personal glucose meters for the determination of hexokinase activity.

Graphical abstract: One-step detection of hexokinase activity using a personal glucose meter
From the themed collection: Analytical Methods Recent HOT articles
Paper

Determination of sample stability for whole blood parameters using formal experimental design

Hematocrit increases with storage time, leading to a decrease in transport distance in our paper-based hematocrit device.

Graphical abstract: Determination of sample stability for whole blood parameters using formal experimental design
From the themed collection: Analytical Methods Recent HOT articles
Paper

Simple label-free fluorescence detection of apurinic/apyrimidinic endonuclease 1 activity and its inhibitor using the abasic site-binding fluorophore

A label-free fluorescence detection method for apurinic/apyrimidinic endonuclease 1 activity was reported based on the abasic site-binding fluorophore.

Graphical abstract: Simple label-free fluorescence detection of apurinic/apyrimidinic endonuclease 1 activity and its inhibitor using the abasic site-binding fluorophore
From the themed collection: Analytical Methods Recent HOT articles
Paper

Cysteine-rich protein-templated silver nanoclusters as a fluorometric probe for mercury(II) detection

In this paper, we explored a convenient method for preparing stable silver nanoclusters (AgNCs) within 1 h at room temperature using keratin as a template and NaBH4 as a reducing agent.

Graphical abstract: Cysteine-rich protein-templated silver nanoclusters as a fluorometric probe for mercury(ii) detection
From the themed collection: Analytical Methods Recent HOT articles
Paper

Development of a microfluidic device (μPADs) for forensic serological analysis

In this paper, we describe a paper microfluidic device capable of performing a variety of presumptive tests for the presence of biological fluids at crime scenes.

Graphical abstract: Development of a microfluidic device (μPADs) for forensic serological analysis
From the themed collection: Analytical Methods Recent HOT articles
Paper

Allele specific DNAzyme assembly for fast and convenient SNP colorimetric genotyping directly from noninvasive crude samples

An allele specific DNAzyme assembly strategy was developed for fast and simple SNP genotyping directly from crude buccal swab samples without DNA extraction and purification.

Graphical abstract: Allele specific DNAzyme assembly for fast and convenient SNP colorimetric genotyping directly from noninvasive crude samples
From the themed collection: Analytical Methods Recent HOT articles
Open Access Paper

Characterisation of thin boron-doped diamond films using Raman spectroscopy and chemometrics

A non-destructive chemometric method to determine thickness and boron concentration of as-deposited, thin, heavily doped diamond films by Raman microscopy.

Graphical abstract: Characterisation of thin boron-doped diamond films using Raman spectroscopy and chemometrics
From the themed collection: Analytical Methods Recent HOT articles
Paper

Aluminum-doped NiO nanofibers as chemical sensors for selective and sensitive methanol detection

One-dimensional nanomaterials with controlled morphology have received considerable attention as chemical sensors.

Graphical abstract: Aluminum-doped NiO nanofibers as chemical sensors for selective and sensitive methanol detection
From the themed collection: Analytical Methods Recent HOT articles
Paper

MoS2 QDs co-catalytic Fenton reaction for highly sensitive photoluminescence sensing of H2O2 and glucose

Combing the excellent catalytic and optical properties of MoS2 QDs, the MoS2 QDs-based co-catalytic Fenton system was developed for highly sensitive photoluminescence sensing of H2O2 and glucose.

Graphical abstract: MoS2 QDs co-catalytic Fenton reaction for highly sensitive photoluminescence sensing of H2O2 and glucose
From the themed collection: Analytical Methods Recent HOT articles
Paper

Two-photon fluorescent probe for hypoxic cancer stem cells by responding to endogenous nitroreductase

A two-photon fluorescent probe to detect the NTR in 3D cultured-cancer stem cells and monitor the hypoxic microenvironment in vitro. This novel probe was hoped to apply for disease-relevant hypoxia detection in the biomedical research fields.

Graphical abstract: Two-photon fluorescent probe for hypoxic cancer stem cells by responding to endogenous nitroreductase
From the themed collection: Analytical Methods Recent HOT articles
Open Access Paper

Chiral analysis of β-methylamino alanine (BMAA) enantiomers after (+)-1-(9-fluorenyl)-ethyl chloroformate (FLEC) derivatization and LC-MS/MS

A developed method for chiral analysis of neurotoxin β-methylamino alanine (BMAA) allowed detection of D-BMAA in cycad seed samples.

Graphical abstract: Chiral analysis of β-methylamino alanine (BMAA) enantiomers after (+)-1-(9-fluorenyl)-ethyl chloroformate (FLEC) derivatization and LC-MS/MS
From the themed collection: Analytical Methods Recent HOT articles
Paper

A sensitive and quantitative immunochromatographic assay for HBsAg based on novel red silica nanoparticles

An immunochromatographic assay (ICA) based on red silica nanoparticles (red-SiNPs) was developed for quantitative detection of hepatitis B surface antigen (HBsAg) in serum.

Graphical abstract: A sensitive and quantitative immunochromatographic assay for HBsAg based on novel red silica nanoparticles
From the themed collection: Analytical Methods Recent HOT articles
Paper

Chromatographic paper-based analytical devices using an oxidized paper substrate

A novel detection scheme using chromatographic retention was proposed for paper-based analytical devices (PADs).

Graphical abstract: Chromatographic paper-based analytical devices using an oxidized paper substrate
From the themed collection: Analytical Methods Recent HOT articles
Paper

Electrochemical determination of PIK3CA gene associated with breast cancer based on molybdenum disulfide nanosheet-supported poly(indole-6-carboxylic acid)

A sensitive electrochemical strategy for determination of PIK3CA gene associated with breast cancer was developed based on MoS2 nanosheet-supported PIn6COOH.

Graphical abstract: Electrochemical determination of PIK3CA gene associated with breast cancer based on molybdenum disulfide nanosheet-supported poly(indole-6-carboxylic acid)
From the themed collection: Electrochemistry for health applications
Paper

Optimization of a microchip electrophoresis method with electrochemical detection for the determination of nitrite in macrophage cells as an indicator of nitric oxide production

A transient isotachophoresis separation and Pt black working electrode allow detection of nitrite in stimulated macrophage cells with improved sensitivity.

Graphical abstract: Optimization of a microchip electrophoresis method with electrochemical detection for the determination of nitrite in macrophage cells as an indicator of nitric oxide production
From the themed collection: Electrochemistry for health applications
Paper

Aggregated-fluorescent detection of PFAS with a simple chip

In this study, aggregation-induced emission luminogens (AIEgen) are used for the detection of per- and poly-fluoroalkyl substances (PFAS) including perfluorooctanoic acid (PFOA), perfluorooctanesulfonic acid (PFOS) and 1H,1H,2H,2H-perfluorooctanesulfonic acid (6:2FTS).

Graphical abstract: Aggregated-fluorescent detection of PFAS with a simple chip
From the themed collection: Analytical Methods Recent HOT articles
Paper

Surface-enhanced Raman scattering on a silver-coated TiO2 nanopore core needle biopsy for three dimensional chemical profiling

In vivo analyzing chemical significance under human skin has impinged a formidable challenge upon regular optical methods due to its intrinsic opaque property.

Graphical abstract: Surface-enhanced Raman scattering on a silver-coated TiO2 nanopore core needle biopsy for three dimensional chemical profiling
From the themed collection: Analytical Methods Recent HOT articles
Open Access Paper

Accurate flow in augmented networks (AFAN): an approach to generating three-dimensional biomimetic microfluidic networks with controlled flow

A network augmentation approach that adds synthetic connections to microvascular networks to induce biomimetic microfluidic flow.

Graphical abstract: Accurate flow in augmented networks (AFAN): an approach to generating three-dimensional biomimetic microfluidic networks with controlled flow
From the themed collection: Analytical Methods Recent HOT articles
Paper

An exceptionally stable Zr-based fluorescent metal–organic framework for highly selective detection of pH

UiO-67-bpydc was synthesized as pH sensor for specifically sensing pH in bodyfluids matrix, based on the protonation of bipyridine group.

Graphical abstract: An exceptionally stable Zr-based fluorescent metal–organic framework for highly selective detection of pH
From the themed collection: Analytical Methods Recent HOT articles
Paper

MWCNT based monolith for the analysis of antibiotics and pesticides in milk and honey by integrated nano-liquid chromatography-high resolution orbitrap mass spectrometry

A monolith based on MWCNTs incorporated into HPMACl was prepared for use as a stationary phase in nano-liquid chromatography.

Graphical abstract: MWCNT based monolith for the analysis of antibiotics and pesticides in milk and honey by integrated nano-liquid chromatography-high resolution orbitrap mass spectrometry
From the themed collection: Analytical Methods Recent HOT articles
Paper

Heavy metal ion discrimination based on distinct interaction between single-stranded DNA and methylene blue

In this work, we developed a facile and extensible colorimetric sensor array based on different interactions between methylene blue (MB) and single-stranded DNA (ssDNA) for the discrimination of heavy metal ions.

Graphical abstract: Heavy metal ion discrimination based on distinct interaction between single-stranded DNA and methylene blue
From the themed collection: Analytical Methods Recent HOT articles
Paper

Sensitive determination of psoralen and isopsoralen in Fructus Psoraleae by online solid phase microextraction with a porphyrin-based porous organic polymer modified capillary

A novel porphyrin based porous organic polymer modified capillary (PPOP-capillary) was prepared for the extraction of psoralen and isopsoralen in Fructus Psoraleae.

Graphical abstract: Sensitive determination of psoralen and isopsoralen in Fructus Psoraleae by online solid phase microextraction with a porphyrin-based porous organic polymer modified capillary
From the themed collection: Analytical Methods Recent HOT articles
Paper

A laser-induced fluorescent detector for pesticide residue detection based on the spectral recognition method

In the present study, a laser-induced fluorescent (LIF) detector was developed for pesticide residue detection based on a microfluidic-based fluorescent sensor array (MFSA).

Graphical abstract: A laser-induced fluorescent detector for pesticide residue detection based on the spectral recognition method
From the themed collection: Analytical Methods Recent HOT articles
Paper

A novel chemiluminescence signal amplification strategy based on a capillary electrophoresis platform for highly sensitive competitive immunoassay of biomolecules

A novel chemiluminescence (CL) signal amplification strategy based on luminophore and antigen co-loaded gold nanoparticles was developed to improve the sensitivity of capillary electrophoresis CL assay.

Graphical abstract: A novel chemiluminescence signal amplification strategy based on a capillary electrophoresis platform for highly sensitive competitive immunoassay of biomolecules
From the themed collection: Analytical Methods Recent HOT articles
Paper

Novel AIEgens with a 3,5-dibromobenzaldehyde skeleton: molecular design, synthesis, tunable emission and detection application

In this study, three novel fluorophores with aggregation-induced emission effects (AIE) have been synthesized by a new strategy that uses the non-AIE active compound 3,5-dibromobenzaldehyde (DBB) as a core (stator).

Graphical abstract: Novel AIEgens with a 3,5-dibromobenzaldehyde skeleton: molecular design, synthesis, tunable emission and detection application
From the themed collection: Analytical Methods Recent HOT articles
Paper

Triglyceride and high density lipoprotein cholesterol concentrations quantitative analysis in whole blood by FTIR-ATR spectroscopy and FT-Raman spectroscopy

The triglyceride (TG) to high density lipoprotein cholesterol ratio (TG/HDL-C) and the TG level itself have both been identified as a biomarker of insulin resistance, cardiovascular disease and a predictor for atherosclerosis.

Graphical abstract: Triglyceride and high density lipoprotein cholesterol concentrations quantitative analysis in whole blood by FTIR-ATR spectroscopy and FT-Raman spectroscopy
From the themed collection: Analytical Methods Recent HOT articles
Paper

Electrochemical sensing for 1-chloro-4-nitrobenzene based on β-cyclodextrin/carbon nanohorn nanohybrids

β-cyclodextrin/carbon nanohorn nanohybrids were prepared for the electrochemical sensing of 1-chloro-4-nitrobenzene.

Graphical abstract: Electrochemical sensing for 1-chloro-4-nitrobenzene based on β-cyclodextrin/carbon nanohorn nanohybrids
From the themed collection: Analytical Methods Recent HOT articles
Paper

A direct electron transfer biosensor based on a horseradish peroxidase and gold nanotriangle modified electrode and electrocatalysis

Gold nanotriangles (AuNTs) were used as a modifier on the surface of a carbon ionic liquid electrode (CILE), which was applied to realize direct electrochemistry and electrocatalysis of horseradish peroxidase (HRP).

Graphical abstract: A direct electron transfer biosensor based on a horseradish peroxidase and gold nanotriangle modified electrode and electrocatalysis
From the themed collection: Analytical Methods Recent HOT articles
Paper

Single board computing system for automated colorimetric analysis on low-cost analytical devices

Colorimetric detection, while a user-friendly and easily implemented method of analysis on low-cost analytical devices, often suffers from subjectivity by the device user.

Graphical abstract: Single board computing system for automated colorimetric analysis on low-cost analytical devices
From the themed collection: Analytical Methods Recent HOT articles
Paper

Fluorescent probe based on rosamine with pyridinium unit for hydrogen sulfide detection in mitochondria

A mitochondria-targeted fluorescence probe based on rosamine with pyridinium unit was prepared for detecting hydrogen sulfide.

Graphical abstract: Fluorescent probe based on rosamine with pyridinium unit for hydrogen sulfide detection in mitochondria
From the themed collection: Analytical Methods Recent HOT articles
Paper

Determination of 23 organochlorine pesticides in animal feeds by GC-MS/MS after QuEChERS with EMR-lipid clean-up

A method has been developed to analyse 23 organochlorine pesticides in animal feed.

Graphical abstract: Determination of 23 organochlorine pesticides in animal feeds by GC-MS/MS after QuEChERS with EMR-lipid clean-up
From the themed collection: Analytical Methods Recent HOT articles
Paper

2D g-C3N4–MnO2 nanocomposite for sensitive and rapid turn-on fluorescence detection of H2O2 and glucose

2D g-C3N4–MnO2 nanocomposite for sensitive and rapid turn-on fluorescence detection of H2O2 and glucose.

Graphical abstract: 2D g-C3N4–MnO2 nanocomposite for sensitive and rapid turn-on fluorescence detection of H2O2 and glucose
From the themed collection: Analytical Methods Recent HOT articles
Paper

Improved method for spectrophotometric determination of ruthenium using 1,10-phenanthroline: application for analysis of complex compounds

A day-to-day fast, cheap and accurate analysis of ruthenium in complex compounds without forgoing distillation of ruthenium tetroxide was conducted.

Graphical abstract: Improved method for spectrophotometric determination of ruthenium using 1,10-phenanthroline: application for analysis of complex compounds
From the themed collection: Analytical Methods Recent HOT articles
Paper

Chronocoulometric method for the evaluation of antioxidant capacity of medicinal plant tinctures

Antioxidant capacity of medicinal plant tinctures based on chronocoulometric data on poly(gallic acid)/MWNT-modified electrode.

Graphical abstract: Chronocoulometric method for the evaluation of antioxidant capacity of medicinal plant tinctures
From the themed collection: Analytical Methods Recent HOT articles
Paper

A novel metronidazole electrochemical sensor based on surface imprinted vertically cross-linked two-dimensional Sn3O4 nanoplates

A sensitive and selective electrochemical sensor for metronidazole was constructed based on surface imprinted vertically cross-linked two-dimensional Sn3O4 nanoplates.

Graphical abstract: A novel metronidazole electrochemical sensor based on surface imprinted vertically cross-linked two-dimensional Sn3O4 nanoplates
From the themed collection: Analytical Methods Recent HOT articles
Paper

The combination of spectroscopy, microscopy, and profilometry methods for the physical and chemical characterization of environmentally relevant microplastics

Environmental pollution related to microplastics (MPs) is a growing concern across the globe.

Graphical abstract: The combination of spectroscopy, microscopy, and profilometry methods for the physical and chemical characterization of environmentally relevant microplastics
From the themed collection: Analytical Methods Recent HOT articles
Paper

Evaluation of the adsorption and desorption properties of zeolitic imidazolate framework-7 for volatile organic compounds through thermal desorption-gas chromatography

The adsorption/desorption properties of VOCs on ZIF-7 were evaluated by TD-GC. It was found that there are hydrophobic interaction, π–π stacking effect, molecular size effect and “gate-opening” effect between VOCs and ZIF-7.

Graphical abstract: Evaluation of the adsorption and desorption properties of zeolitic imidazolate framework-7 for volatile organic compounds through thermal desorption-gas chromatography
From the themed collection: Analytical Methods Recent HOT articles
Paper

Facile and feasible conductometric immunoanalytical assay for alpha-fetoprotein using platinum-functionalized graphitic carbon nitride nanosheets

A conductometric immunoanalytical method was developed for the sensitive detection of the liver cancer biomarker (alpha-fetoprotein, AFP), using platinum (Pt)-functionalized graphitic carbon nitride (g-C3N4) nanosheets..

Graphical abstract: Facile and feasible conductometric immunoanalytical assay for alpha-fetoprotein using platinum-functionalized graphitic carbon nitride nanosheets
From the themed collection: Electrochemistry for health applications
Paper

Determination of 16 polycyclic aromatic hydrocarbons in tire rubber by ultra-high performance supercritical fluid chromatography combined with atmospheric pressure photoionization-tandem mass spectrometry

A novel and rapid method based on UHPSFC-APPI-MS/MS was developed to simultaneously analyze 16 polycyclic aromatic hydrocarbons.

Graphical abstract: Determination of 16 polycyclic aromatic hydrocarbons in tire rubber by ultra-high performance supercritical fluid chromatography combined with atmospheric pressure photoionization-tandem mass spectrometry
From the themed collection: Analytical Methods Recent HOT articles
Paper

A novel pyrene-switching aptasensor for the detection of bisphenol A

A novel competition-mediated pyrene-switching aptasensor was developed for sensitive and selective detection of BPA in buffer and real water samples.

Graphical abstract: A novel pyrene-switching aptasensor for the detection of bisphenol A
From the themed collection: Analytical Methods Recent HOT articles
Paper

Real-time assessment of food freshness in refrigerators based on a miniaturized electronic nose

A miniaturized electronic nose comprised of a detection module and freshness assessment module, was developed for real-time assessment of food freshness in a refrigerator.

Graphical abstract: Real-time assessment of food freshness in refrigerators based on a miniaturized electronic nose
From the themed collection: Analytical Methods Recent HOT articles
Paper

Rapid fabrication of versatile omni-directional and long-distance three-dimensional flow paper-fluidic analytical devices using a cut-and-insert method for biomedical applications

Paper fluidics has recently offered an approach to precisely guide liquid flow in analytical devices with a low-cost regime.

Graphical abstract: Rapid fabrication of versatile omni-directional and long-distance three-dimensional flow paper-fluidic analytical devices using a cut-and-insert method for biomedical applications
From the themed collection: Analytical Methods Recent HOT articles
Paper

Microfabrication-based isothermal titration calorimetry using a combined in-mixing and post-mixing titration approach

Advances in microfabrication technology can enable innovative tools for isothermal titration calorimetry (ITC) with a combined in-mixing and post-mixing titration, for accurate determination of thermodynamic parameters of reaction systems.

Graphical abstract: Microfabrication-based isothermal titration calorimetry using a combined in-mixing and post-mixing titration approach
From the themed collection: Analytical Methods Recent HOT articles
Paper

Simple spectrofluorimetric methods for determination of two pharmaceutically active compounds; salmeterol and trimebutine in their raw materials and pharmaceutical dosage forms in nano concentrations and testing of content uniformity

Simple and rapid spectrofluorimetric methods based on the native fluorescence properties of salmeterol in its aqueous solution and enhanced native fluorescence of trimebutine were developed.

Graphical abstract: Simple spectrofluorimetric methods for determination of two pharmaceutically active compounds; salmeterol and trimebutine in their raw materials and pharmaceutical dosage forms in nano concentrations and testing of content uniformity
From the themed collection: Analytical Methods Recent HOT articles
Paper

Facile preparation of Ag nanoparticles using uric acid and their applications in colorimetric detection and catalysis

In this study, we have reported a facile, cost-effective method for the synthesis of silver nanoparticles (Ag NPs) using uric acid (UA) as the reducing agent.

Graphical abstract: Facile preparation of Ag nanoparticles using uric acid and their applications in colorimetric detection and catalysis
From the themed collection: Analytical Methods Recent HOT articles
Paper

Ion mobility mass spectrometry workflows for characterizing bioactive isomer conformation, isomerization and drug–protein–liposome interaction

Ion mobility mass spectrometry enhances our ability to study conformational changes of bioactive isomers and their interactions with macromolecules.

Graphical abstract: Ion mobility mass spectrometry workflows for characterizing bioactive isomer conformation, isomerization and drug–protein–liposome interaction
From the themed collection: Analytical Methods Recent HOT articles
Paper

A smart and sensitive sensing platform to monitor the extracellular concentration of hydrogen peroxide in rat brain microdialysates during pathological processes based on mesoporous silica nanoparticles

An effective and biocompatible H2O2 stimuli-responsive chemical sensing platform has been developed based on mesoporous silica nanoparticles (MSNPs).

Graphical abstract: A smart and sensitive sensing platform to monitor the extracellular concentration of hydrogen peroxide in rat brain microdialysates during pathological processes based on mesoporous silica nanoparticles
From the themed collection: Analytical Methods Recent HOT articles
Paper

A Cu(II) coordination polymer-based catalytic sensing system for detecting cysteine and sulfur anions

Developing Cu(II) coordination polymer-based artificial enzyme mimics for establishing highly selective and sensitive sensing platform for Cys and S2− anions.

Graphical abstract: A Cu(ii) coordination polymer-based catalytic sensing system for detecting cysteine and sulfur anions
From the themed collection: Analytical Methods Recent HOT articles
Paper

Novel, sensitive and selective colorimetric detection of arsenate in aqueous solution by a Fenton-like reaction of Fe3O4 nanoparticles

In this paper, we present a novel colorimetric sensor for the detection of arsenate in aqueous solution.

Graphical abstract: Novel, sensitive and selective colorimetric detection of arsenate in aqueous solution by a Fenton-like reaction of Fe3O4 nanoparticles
From the themed collection: Analytical Methods Recent HOT articles
Paper

Ultrasound-assisted emulsification of solidified floating organic drop microextracted for pre-concentration of cadmium in food and water samples

This work showed the developed of analytical method for determination of cadmium in foods and water samples using ultrasound assisted emulsification of solidified floating organic drop microextraction with 1-(2-thiazolylazo)-p cresol (TAC).

Graphical abstract: Ultrasound-assisted emulsification of solidified floating organic drop microextracted for pre-concentration of cadmium in food and water samples
From the themed collection: Analytical Methods Recent HOT articles
Paper

Calcium alginate microparticles for rare earth elements preconcentration prior to ICP-MS measurements in fresh water

Calcium alginate microparticles were used for the preconcentration of rare earth elements for ICP-MS analysis of fresh waters.

Graphical abstract: Calcium alginate microparticles for rare earth elements preconcentration prior to ICP-MS measurements in fresh water
From the themed collection: Analytical Methods Recent HOT articles
Paper

Copper nanoclusters with strong fluorescence emission as a sensing platform for sensitive and selective detection of picric acid

The detection of picric acid has been developed based on a combined effect of molecular interactions and inner filter effect.

Graphical abstract: Copper nanoclusters with strong fluorescence emission as a sensing platform for sensitive and selective detection of picric acid
From the themed collection: Analytical Methods Recent HOT articles
Paper

Silicon quantum dot involved luminol chemiluminescence and its sensitive detection of dopamine

Water dispersible silicon quantum dots (SiQDs) were synthesized by in situ growth under microwave irradiation.

Graphical abstract: Silicon quantum dot involved luminol chemiluminescence and its sensitive detection of dopamine
From the themed collection: Analytical Methods Recent HOT articles
Paper

Carbon tape as a convenient electrode material for electrochemical paper-based microfluidic devices (ePADs)

ePADs represent an innovative and versatile platform for fluid handling and analysis.

Graphical abstract: Carbon tape as a convenient electrode material for electrochemical paper-based microfluidic devices (ePADs)
From the themed collection: Analytical Methods Recent HOT articles
Paper

A strategy to facilitate the assembly of DNA and upconversion nanoparticles for biosensor construction

We coated upconversion nanoparticles with polydopamine as an effective and convenient strategy to assemble them with DNA and therefore construct a biosensor with DNA-templated silver nanoparticles as the LRET donor–acceptor pair for a proof-of-concept target detection.

Graphical abstract: A strategy to facilitate the assembly of DNA and upconversion nanoparticles for biosensor construction
From the themed collection: Analytical Methods Recent HOT articles
Paper

Rapid extraction of trace bisphenol A in real water samples using hollow mesoporous silica surface dummy molecularly imprinted polymers

The HM-DMIPs displayed good affinity and excellent binding selectivity to BPA.

Graphical abstract: Rapid extraction of trace bisphenol A in real water samples using hollow mesoporous silica surface dummy molecularly imprinted polymers
From the themed collection: Analytical Methods Recent HOT articles
Paper

Contrasting confocal XRF with micro-SORS: a deep view within micrometric painted stratigraphy

The study presents the application of combined micro-Spatially Offset Raman Spectroscopy (micro-SORS) and confocal X-ray fluorescence (confocal XRF) to the non-destructive investigation of micrometer scale stratified painted systems.

Graphical abstract: Contrasting confocal XRF with micro-SORS: a deep view within micrometric painted stratigraphy
From the themed collection: Analytical Methods Recent HOT articles
Paper

A fast spectrofluorimetric method for determination of carbinoxamine maleate in the nano-molar range. Application to pharmaceutical preparations, biological fluids and stability studies

Carbinoxamine maleate (CBX), which is a common ingredient of cold and cough treatment preparations, is determined by a sensitive, simple and convenient spectrofluorimetric method in its pure form, pharmaceutical preparations and spiked human plasma.

Graphical abstract: A fast spectrofluorimetric method for determination of carbinoxamine maleate in the nano-molar range. Application to pharmaceutical preparations, biological fluids and stability studies
From the themed collection: Analytical Methods Recent HOT articles
Paper

Pt catalyzed formation of a Ni@Pt/reduced graphene oxide nanocomposite: preparation and electrochemical sensing application for glucose detection

In this work, a Ni@Pt/rGO nanocomposite was prepared for the first time by a two-step reduction method.

Graphical abstract: Pt catalyzed formation of a Ni@Pt/reduced graphene oxide nanocomposite: preparation and electrochemical sensing application for glucose detection
From the themed collection: Analytical Methods Recent HOT articles
Paper

Continuous monitoring of adenosine and its metabolites using microdialysis coupled to microchip electrophoresis with amperometric detection

Reversibly sealed all-PDMS device with CF working electrode for continuous on-line analysis of microdialysis samples.

Graphical abstract: Continuous monitoring of adenosine and its metabolites using microdialysis coupled to microchip electrophoresis with amperometric detection
From the themed collection: Analytical Methods Recent HOT articles
Paper

Near-infrared and lysosome-targetable fluorescent probe based on phenoxazinium for hydrogen peroxide detection

A phenoxazinium-based near-infrared fluorescent probe was designed and synthesized for rapid and selective detection of H2O2 in lysosomes.

Graphical abstract: Near-infrared and lysosome-targetable fluorescent probe based on phenoxazinium for hydrogen peroxide detection
From the themed collection: Analytical Methods Recent HOT articles
Paper

A novel near-infrared probe for the imaging of superoxide anion fluctuations and hydrogen ion enhancement in vivo

A novel synthesized reaction-based near-infrared imaging probe (IR-747-SAPH) exhibits high selectivity to O2˙ and H+ fluxes in vivo.

Graphical abstract: A novel near-infrared probe for the imaging of superoxide anion fluctuations and hydrogen ion enhancement in vivo
From the themed collection: Analytical Methods Recent HOT articles
Paper

A new analytical method for lead determination in atmospheric particulate matter by a combination of ultrasound-assisted extraction and supramolecular solvent preconcentration

Air pollution by lead, even in small concentrations, can cause serious health effects.

Graphical abstract: A new analytical method for lead determination in atmospheric particulate matter by a combination of ultrasound-assisted extraction and supramolecular solvent preconcentration
From the themed collection: Analytical Methods Recent HOT articles
Paper

A fast and novel internal calibration method for quantitative Raman measurements on aqueous solutions

Quantitative Raman spectroscopy despite the experimental parameter variations and overlapping solute and solvent Raman bands.

Graphical abstract: A fast and novel internal calibration method for quantitative Raman measurements on aqueous solutions
From the themed collection: Analytical Methods Recent HOT articles
Paper

Amino-functionalized CdSe/ZnS quantum dot-based lateral flow immunoassay for sensitive detection of aflatoxin B1

In this study, highly fluorescent amino-functionalized CdSe/ZnS QDs coated with amphiphilic N-alkylated poly(ethyleneimine) have been synthesized and applied as fluorescent probes in LFIA strips for on-site determination of AFB1.

Graphical abstract: Amino-functionalized CdSe/ZnS quantum dot-based lateral flow immunoassay for sensitive detection of aflatoxin B1
From the themed collection: Analytical Methods Recent HOT articles
120 items - Showing page 1 of 2

About this collection

This collection represents the top 10% of research published in Analytical Methods. Featured articles are marked as HOT by the handling editor or as recommended by referees. Congratulations to all the authors whose articles are featured.

Spotlight

Advertisements