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Sparkling rings: A novel refractive index detector for CE

Date: Jan 20, 2020

Author: Jon Evans

Two US researchers have shown that a commercially available photonic microring resonator can make a sensitive refractive index detector for use with capillary electrophoresis.

Read More thumbnail image: Sparkling rings A novel refractive index detector for CE

Journal Highlight: Structural characterization of bioactive compounds in Cotula cinerea extracts by UHPLC with photodiode array and high‐resolution time‐of‐flight mass spectrometry detectors

Date: Jan 13, 2020

Author: separationsNOW

Researchers from Morocco and India used both a photodiode array detector and time-of-flight mass spectrometry, in conjunction with liquid chromatography, to identify the main bioactive compounds in Cotula cinerea, a traditional Moroccan plant.

Read More thumbnail image: Journal Highlight Structural characterization of bioactive compounds in Cotula cinerea extracts by UHPLC with photodiode array and highresolution timeofflight mass spectrometry detectors

Journal Highlight: Focusing surface acoustic waves assisted electrochemical detector in microfluidics

Date: Jan 7, 2020

Author: separationsNOW

Chinese researchers have developed a new electrochemical detector that works by exciting focused surface acoustic waves.

Read More thumbnail image: Journal Highlight Focusing surface acoustic waves assisted electrochemical detector in microfluidics

Fine timing: Raman-fluorescence spectroscopy

Date: Dec 16, 2019

Author: Jon Evans

Japanese scientists have found a way to conduct Raman spectroscopy and fluorescence spectroscopy at the same time, without the fluorescence signal swamping the Raman signal.

Read More thumbnail image: Fine timing Raman-fluorescence spectroscopy

Journal Highlight: The use of extract‐ion chromatograms to quantify the composition of condensed tannin subunits

Date: Dec 9, 2019

Author: separationsNOW

French scientists used extracted‐ion chromatogram mass spectrometry, together with liquid chromatography, to analyze the tannin subunits in red wine.

Read More thumbnail image: Journal Highlight The use of extraction chromatograms to quantify the composition of condensed tannin subunits

Journal Highlight: Analysis of bicarbonate, phosphate and other anions in saliva by CE-C4D in diagnostics of gastroesophageal reflux disease

Date: Dec 2, 2019

Author: separationsNOW

Czech researchers used capillary electrophoresis with a capacitively coupled contactless conductivity detector to analyze inorganic and organic anions in the saliva of patients with gastroesophageal reflux disease.

Read More thumbnail image: Journal Highlight Analysis of bicarbonate phosphate and other anions in saliva by CE-C4D in diagnostics of gastroesophageal reflux disease

Brand new double act: Multi-angle light scattering meets reversed-phase liquid chromatography

Date: Nov 18, 2019

Author: Jon Evans

German researchers have demonstrated that coupling multi-angle light scattering with reversed-phase liquid chromatography could prove ideal for studying monoclonal antibodies.

Read More thumbnail image: Brand new double act Multi-angle light scattering meets reversed-phase liquid chromatography

Journal Highlight: Focusing surface acoustic waves assisted electrochemical detector in microfluidics

Date: Nov 11, 2019

Author: separationsNOW

Chinese researchers have developed a novel electrochemical detection device that works by exciting focused surface acoustic waves.

Read More thumbnail image: Journal Highlight Focusing surface acoustic waves assisted electrochemical detector in microfluidics

Journal Highlight: High‐throughput bioassays using “dip‐and‐go” multiplexed electrospray mass spectrometry

Date: Nov 4, 2019

Author: separationsNOW

Scientists in the US have combined inductive nanoelectrospray mass spectrometry with field amplification micro‐electrophoresis to produce novel high‐throughput screening bioassays.

Read More thumbnail image: Journal Highlight Highthroughput bioassays using dipandgo multiplexed electrospray mass spectrometry

Mass is such a drag: A novel nanopore-based mass spectrometer

Date: Oct 21, 2019

Author: Jon Evans

Scientists from Japan and China have developed a nanopore-based mass spectrometer that can actually measure the mass of particles and molecules, rather than just their size.

Read More thumbnail image: Mass is such a drag A novel nanopore-based mass spectrometer
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