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Spectroscopy News

15 Nov 2022

Native mass spectrometry is shown to be able to interrogate the pharmacology of the beta-1 adrenergic receptor, a G protein-coupled receptor, and has discovered the endogenous zinc ion as a positive allosteric modulator in well-studied receptor.

Photo of Varghese Chirayath and Alex Fairchild.
14 Nov 2022

Physicists at the University of Texas at Arlington have developed a new technique that can measure the properties of the top-most atomic layer of materials without including information from the underlying layers.

Photo of two violins used in the investigation
4 Nov 2022

IR s-SNOM has shown that the layer between the wood and varnish of two Stradivarius violins contained protein-based compounds, congregating in nano-sized patches.

Figure showing ICP estimator performance on NIR spectroscopy derived average cardiac waveforms
3 Nov 2022

A novel algorithm estimates intracranial pressure based on haemoglobin levels using near infrared spectroscopic cardiac pulse waveforms.

Structure of the Cantor alloy
2 Nov 2022

Multi-edge X-ray absorption spectroscopy at BESSY II and then the reverse Monte Carlo method to analyse the collected data have been used to study high entropy alloys.

Schematic diagram of the experimental setup
2 Nov 2022

A research team has developed a new type of spectrometer which is capable of simultaneous remote sensing of atmospheric methane, water vapor and nitrous oxide.

Photo of someone with a cereal bar in one hand and a cup in the other
28 Oct 2022

A new study has compared three different illumination systems for moisture prediction using hyperspectral imaging in the visible-near infrared range.

Photo of jet engine being tested
28 Oct 2022

Large-scale, chemical-specific emissions information poised to aid development of greener airplane engines and fuels.

Visualisation of THz emission from high-temperature superconducting cuprates
28 Oct 2022

Scientists discover anomalous emission of terahertz radiation from copper oxides in which superconductivity coexists with charge-stripe order.

IR-DOSY spectra
28 Oct 2022

Infrared Diffusion-Ordered Spectroscopy separates molecules with different sizes into distinct sets of infrared peaks.

Photo of Dr Frank Streit
27 Oct 2022

Shimadzu and Germany’s University Medical Center Göttingen are developing new clinical LC-MS methods for a more rapid and flexible therapeutic drug monitoring analysis.

Photo of Philip Jacob in the laboratory
26 Oct 2022

Scientists have used ultrashort laser pulses to make the atoms of molecules vibrate and have gained a precise understanding of the dynamics of energy transfer that take place in the process.

26 Oct 2022

At BESSY II, Auger photoelectron coincidence spectroscopy (APECS) can be used to precisely determine the localisation of d electrons in cobalt compared to nickel and copper.

Photo of pyroxene mineral
26 Oct 2022

Calcium content determines the peak intensity ratio due to iron ions at Mössbauer spectra in pyroxene.

Illustration of how the IR spectrometer works
26 Oct 2022

A proof-of-concept miniaturised Fourier-transform waveguide spectrometer that incorporates a sub-wavelength photodetector as a light sensor has been built.

Photo of the spectrometer chip on a gloved finger
21 Oct 2022

Research involving two-dimensional semiconductors has led to an ultra-tiny spectrometer that fits on a microchip and is operated using artificial intelligence.

Diagram of core-shell structured Au@CDs present a photoinduced-enhanced oxidative stress amplification, which can be efficiently used for tumour catalytic therapy by SERS
20 Oct 2022

The use of SERS to monitor the photodynamic therapy process of tumours enables understanding of the specific mechanism of the catalytic process of nanozymes.

Diagram of the of NIR single-grain high-throughput quality analysis instrument
20 Oct 2022

​​​​​​​A high-throughput single-grain quality NIR detection platform has helped evaluate the eating quality of hybrid rice.

Diagram of the focusing effect of the FQ-IF drift tube
20 Oct 2022

A novel focusing quadrupole ion funnel takes advantage of RF ion focusing technology in proton transfer reaction mass spectrometry and greatly improves its sensitivity.

Diagram showing the workflow of the CMS method, combining liquid chromatography, electrochemical oxidation (EC) and mass spectrometry-based quantitative measurement of protein abundance
17 Oct 2022

Liquid chromatography-mass spectrometry and an electrochemical flow cell could spark a “paradigm shift” in biopharmaceuticals testing.