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Laser Spectroscopy News

Photo of Javier Laserna
25 Jul 2022

Fusion of LIBS and acoustic data to analyse minerals under Terrestrial and Martian atmospheric conditions improves the performance.

An optical setup for the transient Kerr rotation measurement
5 Jul 2022

Researchers at the University of Tsukuba are using ultrafast spectroscopy to measure tiny changes in magnetic fields using nitrogen-vacancy defects in diamonds, paving the way for more accurate quantum sensors for spintronic computers.

Diagram of the process
28 Jun 2022

An international team of researchers has demonstrated attosecond-pump attosecond-probe spectroscopy to study non-linear multi-photon ionisation of atoms.

Graphs showing the forecast for miniature spectrometers
10 Jun 2022

A review of and prediction for the development of chip-based optical spectrometers.

Diagram of the process
6 Jun 2022

New work overviews the crucial charge carrier transfer processes and dynamics within perovskite active layers by means of time-resolved ultrafast laser spectroscopy.

27 May 2022

The Gordon F. Kirkbright and Edward Steers awards are seeking nominations.

25 Apr 2022

Optical solitons often combine into pairs with very short temporal separation. Introducing atomic vibrations in the terahertz range, researchers at the Universities of Bayreuth and Wrocław have solved the puzzle of how these temporal links are formed.

Diagram of the new supercontinuum light source operation
25 Apr 2022

A type of optical fibre with a refractive index that varies continuously across the fibre structure has been shown to yield a dramatic increase in supercontinuum power, while still preserving a smooth beam intensity profile.

Photo of a demonstrator system
11 Apr 2022

Fraunhofer IAF has developed an integrable measurement system which uses machine vision to detect samples and verify them using laser-based infrared spectroscopy.

Drawing of the experimental setup
8 Apr 2022

Scientists at the Max Born Institute have managed to generate attosecond pulses at 100 kHz repetition rate. This enables new types of experiments in attosecond science.

21 Mar 2022

New work demonstrates transient non-linear spectroscopy based on covariance methods and its advantages over mean-value-based approaches. A generalisation of this approach could be a game change in non-linear spectroscopy in the optical region.

Photo of Professor Jeff Davis in his lab
7 Mar 2022

Two-quantum multidimensional coherent spectroscopy (2Q-MDCS) quantifies precise biexciton binding energy leading to applications in future devices based on biexcitons in transition metal dichalcogenides (TMDCs).

2 Mar 2022

Researchers have developed a novel method of coherent 2D micro-spectroscopy, which provides spectral resolution for both excitation and detection steps in combination with microscopic spatial resolution and 20 fs temporal resolution.

16 Feb 2022

Researchers from the University of Warsaw have built the first quantum processor in Poland and are putting it to use in spectroscopy. They’ve demonstrated how quantum information processing can efficiently provide information on matter hidden in light.

13 Jan 2022

Researchers improve their scientific understanding of heterogeneous catalysis by imaging the gas just above the surface of the catalyst.

7 Dec 2021

Scientists at the Max-Planck Institute of Quantum Optics have moved holography forward by implementing it with optical frequency combs.

6 Dec 2021

The first demonstration of direct fs-pulse emission from a quantum cascade laser in the mid-infrared region paves the path towards novel applications of ultrashort laser pulses.

1 Nov 2021

The ability to combine and recombine solitons opens new applications in spectroscopy and materials processing.

22 Oct 2021

The New York/New Jersey Section of the Society for Applied Spectroscopy are seeking nominations for their 2022 Gold Medal Award.

30 Sep 2021

Attosecond transient absorption spectroscopy can track the movement of electrons at a specific site of a molecule, which permits tracing the evolution of the molecular system with spatial resolution at the atomic scale.