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Study Proposes Unique Laser-Based Gas Sensor

An article published in the journal Sensors demonstrates the combination of using an anti-resonant hollow-core fiber (ARHCF), working as a gas absorption cell, and a quartz tuning fork (QTF), acting as a detector in the quartz-enhanced photothermal spectroscopy (QEPTS) sensor configuration.

3 Aug 2022

Opportunities in Melanoma Diagnosis Using Surface-Enhanced Raman Scattering Biosensor

In a recent study published in The Journal of Physical Chemistry C, researchers demonstrated an approach to detect tyrosinase (TYR) activity, an important biomarker for melanoma diagnosis, with the aid of an unprecedented transportable surface-enhanced Raman scattering biosensor.

2 Aug 2022

Using Optical Emission Spectroscopy to Analyze Underwater Discharges From Electrical Pulses

A new experimental study published in Processes has investigated the effects of water absorption on the emission spectra using optical emission spectroscopy (OES).

29 Jul 2022

Researchers Use Spectroscopy for Label-Free Water Quantification

In a recent study published in the journal Molecules, researchers compared the potential of vibrational spectroscopic approaches for monitoring water content in natural deep eutectic solvents (NADES).

29 Jul 2022

Electrical Impedance Spectroscopy for Commercial Milk Characterization

In an article published in Applied Sciences, researchers have proposed a novel method utilizing electrical impedance spectroscopy (EIS) to categorize the various kinds of commercial ultra-high temperature milk frequently found in grocery shops and supermarkets worldwide.

29 Jul 2022

Spectrometry Reveals Extent of Microbial Growth in Lakes Caused by Plastic

A recent paper published in Nature Communications reveals that plastic leachate is more chemically different, bioavailable, and promotes more microbial growth in water than natural organic matter.

28 Jul 2022

Study Traces Hazardous Silica Fume in Concrete Using Raman Microscope

Researchers have combined Raman spectroscopy with a light optical microscope to characterize the phase assemblage in six-month-old silica fume (SF) blended Portland cement (PC) pastes after three-month exposure to simulated deterioration mechanisms to illustrate the status of silica fume.

28 Jul 2022

Rapid Gemstone Identification Using UV-Visible Diffuse Reflectance Spectrophotometry

A study published in the journal Molecules proposes UV-visible diffuse reflectance spectrophotometry with optic fibers (FORS) as a non-invasive easy and rapid technique for the preliminary identification of precious gemstones.

26 Jul 2022

Monitoring Phytoplankton in Oceans with Hyperspectral Optical Data

In a paper published in Remote Sensing, a new approach for retrieving pigment concentrations was proposed. It is a stepwise regression method based on the hyperspectral phytoplankton absorption coefficient derivative and enhanced by the early stopping technique.

26 Jul 2022

Prior Scientific Introduces Motorized Nosepieces for Use with OpenStand Microscopes

Prior Scientific Instruments Ltd., a manufacturer of microscopy solutions and precision optical and electromechanical equipment, today announced the launch of their motorized two and six position automated objective changing nosepieces for the OpenStand microscope line.

From Prior Scientific Instruments Ltd. 25 Jul 2022