Results 11 to 20 of about 464 (204)

Comparison of coherent phonon generation by electronic and ionic Raman scattering in LaAlO_{3}

open access: yesPhysical Review Research, 2021
In ionic Raman scattering, infrared-active phonons mediate a scattering process that results in the creation or destruction of a Raman-active phonon. This mechanism relies on nonlinear interactions between phonons and has in recent years been associated ...
Martin J. Neugebauer   +7 more
doaj   +1 more source

A Review of Raman-Based Technologies for Bacterial Identification and Antimicrobial Susceptibility Testing

open access: yesPhotonics, 2022
Antimicrobial resistance (AMR) is a global medical threat that seriously endangers human health. Rapid bacterial identification and antimicrobial susceptibility testing (AST) are key interventions to combat the spread and emergence of AMR.
Weifeng Zhang   +3 more
doaj   +1 more source

A label-free, fast and high-specificity technique for plant cell wall imaging and composition analysis

open access: yesPlant Methods, 2021
Background New cell wall imaging tools permit direct visualization of the molecular architecture of cell walls and provide detailed chemical information on wall polymers, which will aid efforts to use these polymers in multiple applications; however ...
Huimin Xu   +7 more
doaj   +1 more source

Multicolored Femtosecond Pulse Synthesis Using Coherent Raman Sidebands in a Reflection Scheme

open access: yesApplied Sciences, 2015
Broadband coherent Raman generation emerges as a successful method to produce multicolored femtosecond pulses and time-shaped laser fields. In our study, coherent Raman sidebands are generated in a Raman-active crystal, driven by two-color femtosecond ...
Kai Wang   +4 more
doaj   +1 more source

Noise autocorrelation spectroscopy with coherent Raman scattering [PDF]

open access: yesNature Physics, 2007
To appear in Nature ...
Xu, X. G.   +3 more
openaire   +2 more sources

Tutorial: Coherent Raman light matter interaction processes

open access: yesAPL Photonics, 2018
Coherent Raman scattering processes such as coherent anti-Stokes Raman scattering and stimulated Raman scattering are described in a tutorial way keeping simple physical pictures and simple derivations.
Hervé Rigneault, Pascal Berto
doaj   +1 more source

Spatial localization of hotspots in Fano-resonant plasmonic oligomers for surface-enhanced coherent anti-Stokes Raman scattering

open access: yesJournal of the European Optical Society-Rapid Publications, 2020
Realization of Fano resonance in plasmonic oligomers is often exploited to design efficient plasmonic substrates for surface-enhanced coherent anti-Stokes Raman scattering.
Arpan Dutta, Erik M. Vartiainen
doaj   +1 more source

Background signals in stimulated Raman scattering microscopy and current solutions to avoid them

open access: yesAdvances in Physics: X, 2023
Stimulated Raman scattering (SRS) microscopy has gained popularity in recent years due to its linearity to molecule concentration and laser intensity, and to the lack of the nonresonant background that affects its analogous technique, coherent anti ...
Luca Genchi   +2 more
doaj   +1 more source

Influence of the Raman depolarisation ratio on far-field radiation patterns in coherent anti-Stokes Raman scattering (CARS) microscopy [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2006
We propose a full-vectorial numerical study of far-field radiation patterns in coherent anti-Stokes Raman scattering (CARS) microscopy. We emphasis the particular role of the Raman depolarisation ratio of the observed medium and show how it modifies the ...
Gachet David   +2 more
doaj   +1 more source

Contrast in coherent Raman scattering microscopy [PDF]

open access: yes, 2014
Coherent anti-Stokes Raman scattering (CARS) microscopy is becoming a widely used technique for sub-micron, chemically-selective imaging at high rates of speed In this thesis I discuss three methods for increasing the specificity and selectivity of coherent Raman experiments.
openaire   +1 more source

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