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Articles

A research team has utilized the Allan variance technique to analyze the performance characteristics of compact Fourier transform infrared (FT-IR) spectrometers. The study provides insights into the noise sources and instabilities of these handheld instruments, offering guidance for improving their accuracy and stability in real-time material detection and quantification applications.

Analysis Reveals Performance Characteristics of Compact Fourier Transform Infrared Spectrometers

A new study leverages Fourier transform infrared spectroscopy (FT-IR) to determine the geographical origin and assess the quality of Rosa roxburghii Tratt (RRT), providing valuable insights for functional food production. 

Unveiling the Origin and Quality of Rosa roxburghii Tratt: Fourier Transform Infrared Spectroscopy Sheds Light

The research highlights the significance of tissue preparation methods and demonstrates the feasibility of accurate classification, providing valuable insights into the biomolecular composition of ovarian cancer tissues.

Fourier Transform Infrared Microspectroscopy Reveals Insights into Ovarian Cancerous Tissues in Paraffin and Deparaffinized Samples

Webcasts

Webinar Date/Time: Wednesday, June 21st, 2023 at 11am EDT | 8am PDT | 4pm BST | 5pm CEST

Improve Your Pharmaceutical Workflows with Innovative UV-Vis Spectroscopy

Researchers have developed a surface-enhanced infrared absorption (SEIRA) sensor platform using disk antennas with a double spacer, enabling the simultaneous detection of multiple molecules.

Simultaneous Detection of Molecules Achieved with Innovative Sensor Platform

Scientists have investigated the structural changes of a discotic liquid crystal during its phase transitions using a combination of quantum chemical approaches and vibrational spectroscopy.

Study Reveals Structural Insights into Phase Transitions of Discotic Liquid Crystal

A study investigated the interactions of benzeneacetamide with other molecules in organic solvents by obtaining frequencies of C=O groups in 18 solvents using infrared spectroscopy, and correlated empirical parameters with the frequencies to estimate their contributions in intermolecular interactions, finding that solvent effects on the frequencies of C=O stretching vibrations were significant.

FT-IR Study Reveals How C=O Stretching Vibrations in Benzeneacetamide Interact With Other Molecules in Solution

This interview with Young Jong Lee highlights the work he and his team have done to reinvent solvent absorption compensation (SAC), and the potential it has across multiple forms of spectroscopy.

High-Sensitivity Mid-IR Absorption Spectroscopy for Proteins in Aqueous Solution

A new study demonstrates the feasibility of using attenuated total reflection Fourier transform infrared (ATR FT-IR) mapping for the identification of the prescribed and abnormal ingredients of herbal powder preparations (HPPs) for medicines. 

New ATR FT-IR Mapping Method Helps Identify Ingredients in Herbal Medicines

, is the founder and CEO of Big Sur Scientific, a maker of portable mid-infrared cannabis analyzers. He has over 30 years experience as an industrial infrared spectroscopist, has published numerous peer-reviewed papers, and has written three books on spectroscopy. As a trainer, he has helped thousands of people around the world improve their infrared analyses. In addition to writing for Spectroscopy, Dr. Smith writes a regular column for its sister publication Cannabis Science and Technology and sits on its editorial board. He earned his PhD in physical chemistry from Dartmouth College.

Slip agents are commonly used amide small molecules that lubricate the molds in injection molding processes. By studying the spectra of a primary amide, we can see how they can contaminate the spectra of polymeric materials.

Infrared (IR) Spectroscopy