An ultraviolet photon-counting dual-comb spectrometer. Two ultraviolet frequency combs of slightly different pulse repetition frequencies are generated at very low light levels by nonlinear frequency ...

Physicists achieve major leap in precision and accuracy at extremely low light levels. Researchers at the Max Planck Institute of Quantum Optics (MPQ) have successfully developed a new technique for ...

Precision spectroscopy of helium and related atomic systems continues to serve as a cornerstone of experimental and theoretical quantum physics, offering stringent tests of quantum electrodynamics and ...

Learn how spectroscopic techniques are transforming tissue identification in medical diagnostics. This article delves into the limitations of traditional biopsy methods and outlines how spectrometers, ...

Dual-comb spectroscopy (DCS) has rapidly become a cornerstone of precision molecular detection, offering unparalleled resolution, broad spectral coverage, and fast acquisition speed. From fundamental ...

A new study reported in Biophotonics Discovery shows promise for improving surgical precision using Raman spectroscopy, a noninvasive technique that analyzes the chemical composition of tissues.

At 1.36 astronomical units from the Sun, 3I/ATLAS picked up speed in a way that standard comet physics does not comfortably ...

In research that has all the makings of a blockbuster movie — with interstellar chemistry, million-year timescales, and high-powered lasers — Princeton chemists are expanding our understanding of the ...

Researchers at the Max Planck Institute of Quantum Optics (MPQ) have successfully developed a new technique for deciphering the properties of light and matter that can simultaneously detect and ...