Showing papers in "Chinese Journal of Analytical Chemistry in 2015"

TL;DR: In this article, the authors reviewed the research progress of chemometrics methods in LIBS from the spectral data pre-processing, qualitative and quantitative analysis in recent years, which has the advantages in date processing, signal analysis and pattern recognition.

TL;DR: In this paper, the basic theory and mechanism of the droplets coalescence were introduced and a review of the passive and active methods to trigger droplet fusion were discussed. And the fluid dynamics of the coalescence and forecasted its progress at last to provide useful guidance for micro-fluidic devices design and wide use of the drop-based microfluidics.

TL;DR: This review introduced some new CLIA methods and their coupling techniques, as well as the applications in clinical diagnosis and foods safety since 2011 and the development of CLIA in the future was prospected.

TL;DR: In this article, a novel highly selective fluorescent sensor was fabricated based on the microfluidic paper-based analytical device for the determination of Cu2+ in aqueous samples.

TL;DR: The published strategies of dispersion for liquid-liquid microextraction (DLLME) are roughly classified into three types in terms of the instruments used and dispersion principles, namely physical dispersion method, in-situ chemical reaction-based dispersion methods and new dispersion medium-based method as discussed by the authors, which uses some nonvolatile substances, such as medium-chain saturated fatty acids, ionic liquid, surfactant and kapok fiber fragments, to substitute the dispersive solvent used in conventional DLLME.

TL;DR: In this paper, the authors summarized the enrichment, source, taxonomy, physiological and biochemical characteristics, and electricity production ability of anodic electrochemically active bacteria for a microbial fuel cell.

TL;DR: In this paper, a review of the development status of cell separation using microfluidic chip based on dielectrophoresis (DEP) is presented, which expounds the working principle of DEP and the key factors that impact the DEP of cells separation such as cellular size, electrode shapes and signals.

TL;DR: An overview of the applications of capillary electrophoresis in the field of enzyme inhibitors screening, and summarizes both the widely used off-line (precapillary) enzyme assay and on-in-capillary enzyme assay are presented in this paper.

TL;DR: In this paper, the authors mainly focus on the recent application progress of metal nanoclusters in environmental monitoring, including the detection of pH, heavy metal ions, inorganic anions and nitroaromatic explosives.

TL;DR: In this paper, the root exudates were collected after treatment with 0 and 40 μM Cd for 4 and 8 days, respectively, and the collected solution was lyophilized and dissolved with methanol.

TL;DR: In this article, a ZnO-RGO composite modified glassy carbon electrode was successfully constructed by drop-coating, and used for the determination of Pb2+ in water.

TL;DR: The idea of single particle aerosol mass spectrometry was first proposed in the 1970s and then developed quickly in recent two decades as discussed by the authors, which can simultaneously provide much information including particle size distribution, composition of multiple chemical species and mixing state for each single particle with high-time resolution.

TL;DR: In this article, a method was developed for the simultaneous determination of 20 perfluorinated alkyls (PFAS) in animal liver using high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) technique.

TL;DR: In this paper, the concept and classification of click chemistry and the working mechanisms in chemical sensors and biosensors, as well as some recent developments were introduced in detail, and the prospect of this application was also discussed.

TL;DR: The purification method with the GPC-silica/alumina column didn't destroy the structure of organophosphate esters (OPEs) and could effectively remove some proteins and lipid matrix influence in serum.

TL;DR: Lateral flow immunochromatographic assay (LFICA) technique has been widely used for the detection of mycotoxins in foods, feeds, and agricultural products because of its simplicity, low cost and rapidness.

TL;DR: A method for the determination of arsenic speciation in municipal solid waste incineration fly ash was developed by high performance liquid chromatography (HPLC) coupled with hydride generation atomic fluorescence spectroscopy (HG-AFS).

TL;DR: Azobenzene derivatives have received considerable experimental and theoretical attention, and more and more investigations and knowledge on the characteristics of their photo-induced isomerization was developed as mentioned in this paper, and more than 100 relevant literatures are cited and the prospects are laid out.

TL;DR: In this article, a gas chromatography with mass spectrum detector (GC-MSD) coupled with purge-and-trap system was developed to analyze the concentration of isoprene in natural waters.

TL;DR: In this article, the research progresses of molecularly imprinted electrochemiluminescence sensors and their applications as solid phase extraction matrixes were summarized, and the future research trends were proposed.

TL;DR: Probe ER-JN could not only detect HNO in aqueous solution and in living cells, but also target endoplasmic reticulum and the results of flow cytometry confirmed that the probe could be employed for the qualitative and quantitative detection of intracellular HNO level.

TL;DR: In this paper, a modified QuEChERS was used for the clean-up of tobacco extract and the results showed that the results were in agreement with those obtained from the current standard method.

TL;DR: In this paper, self-assembled gold nanoparticles (AuNPs) coating was performed using an etched stainless steel wire as a support for solid phase microextraction (SPME) of ultraviolet (UV) filters in environmental water coupled to HPLC.

TL;DR: In this paper, an indirect competitive chemiluminescence enzyme immunoassay (icCLEIA) detection for the furaltadone metabolite 5-morpholinomethyl-3-amino-2-oxazolidone (AMOZ) was established.

TL;DR: In this paper, a simple and efficient method, based on ultrasound-assisted polymer surfactant-enhanced emulsification microextraction (SA-USAEME) followed by gas chromatography-mass spectrometry (GC-MS), has been developed for the determination of eight aromatic amines (AAs) in aqueous sample.

TL;DR: In this paper, a method for determination of 6 plant growth regulators by high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) coupled with isotope-coded derivatization was developed.

TL;DR: In this paper, a rapid analytical method was established for the determination of trace amounts of microcystin (MC-LR) in environmental water samples by using magnetic solid phase extraction (MSPE) coupled with HPLC/UV based on a magnetic bentonite sorbent fabricated by solvothermal synthesis method.

TL;DR: In this paper, a novel amplifier system was designed and prepared for low-noise recording of pico-ampere current in nanopore experiment, which was used for lownoise low noise recording of high-frequency current.

TL;DR: In this article, Fourier transform infrared microscopy imaging (FT-IRI) and principal component analysis (PCA) were combined with Fisher discriminant analysis (FDA) to identify healthy and degenerated articular cartilage samples.

TL;DR: In this paper, a microwave digestion system was employed to digest sediment samples from 16 stations in the South Mid-Atlantic Ridge with HNO3-H2O2-HF as the digestion reagent.