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Open-air Spectroscopy Improves Water Vapor Analysis
Tuesday, July 05, 2022
Research News
NIST researchers developed an open-path mid-IR dual-comb spectrometer that can operate for weeks at a time without intervention Read More
Terahertz Spectroscopy for QC for Chiral Drugs and Supplements
Tuesday, March 22, 2022
Research News
Chiral phonons provide a “fingerprint” of chiral molecular structures and can be measured in the spectra of twisting terahertz waves passed through a sample Read More
Novel System Enables Extremely Sensitive Detection of Nitrogen Dioxide
Tuesday, February 22, 2022
Research News
The new technology enables detection precisions down to 8 pptv by applying an amplitude modulation technique to a multimode diode laser Read More
Engineers Develop Extremely Compact Terahertz Radiation Source
Tuesday, January 11, 2022
Research News
Less than 1 mm in size, the oscillator with double resonant-tunnelling diodes could be incorporated into portable electronics and sensors Read More
Understanding the 2 Types of Water, Starting with a Single Molecule
Monday, January 10, 2022
Research News
Tunneling and terahertz spectroscopy examinations of a single H2O molecule in a C60 cage revealed new quantum mechanical information Read More
Advancing Optics with Quantum Entangled Photons
Tuesday, January 04, 2022
Research News
Results are now available from a 4-year project to test quantum methods for imaging, microscopy and spectroscopy Read More
Synchrotron Study Reveals Map of Electrons in Atomic Orbitals
Friday, September 24, 2021
Using powerful X-rays and magnetic fields at extremely low temperatures, scientists probed the inner workings of single lanthanide atoms Read More
Scientists Warn of Potential Error Source for Raman Optical Activity
Monday, August 23, 2021
Researchers discovered that false optical activity can distort results as concentrations of chiral substances change in a solution Read More
NIST Study Uncovers Mysteries of Cell Membrane Movement
Friday, August 13, 2021
Using advanced X-ray and neutron spectroscopy, researchers measured the viscosity of model cell membranes and the molecular motions behind it Read More
NIST Laser ‘Comb’ Systems Measure All Primary Greenhouse Gases
Friday, July 09, 2021
NIST upgraded its near-infrared frequency comb system with a mid-infrared system to detect more gases and pollutants simultaneously Read More