Results 11 to 20 of about 1,612,967 (382)

Surface-enhanced Raman scattering [PDF]

open access: yesThe Analyst, 2016
This collection of surface-enhanced Raman scattering (SERS) papers has been put together to reflect the importance of the technique in modern analytical chemical research. A number of papers featuring SERS over the years have gone into understanding the phenomena and even now there are still debates about the exact mechanism of the surface enhancement ...
Graham, Duncan   +2 more
openaire   +4 more sources

Surface-enhanced Raman scattering holography [PDF]

open access: yesNature Nanotechnology, 2020
Nanometric probes based on surface-enhanced Raman scattering (SERS) are promising candidates for all-optical environmental, biological and technological sensing applications with intrinsic quantitative molecular specificity. However, the effectiveness of SERS probes depends on a delicate trade-off between particle size, stability and brightness that ...
Matz Liebel   +3 more
openaire   +4 more sources

Sum-frequency ionic Raman scattering [PDF]

open access: yes, 2018
In a recent report sum-frequency excitation of a Raman-active phonon was experimentally demonstrated for the first time. This mechanism is the sibling of impulsive stimulated Raman scattering, in which difference-frequency components of a light field ...
Juraschek, Dominik M.   +1 more
core   +2 more sources

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

Raman Scattering-Based Biosensing: New Prospects and Opportunities

open access: yesBiosensors, 2021
The growing interest in the development of new platforms for the application of Raman spectroscopy techniques in biosensor technologies is driven by the potential of these techniques in identifying chemical compounds, as well as structural and functional
Kseniya V. Serebrennikova   +4 more
doaj   +1 more source

Atmosphere Activity Measurement by LED Raman Mini Lidar [PDF]

open access: yesEPJ Web of Conferences, 2020
The LED mini lidar was improved to monitor Raman scattering echoes. The Raman scattering signal indicates a certain gas concentration and it can distinguish the target from the other materials.
Shiina Tatsuo
doaj   +1 more source

A New Gas Analysis Method Based on Single-Beam Excitation Stimulated Raman Scattering in Hollow Core Photonic Crystal Fiber Enhanced Raman Spectroscopy

open access: yesBioengineering, 2023
We previously developed a hollow-core photonic crystal fiber (HCPCF) based Raman scattering enhancement technique for gas/human breath analysis. It enhances photon–gas molecule interactions significantly but is still based on CW laser excitation ...
Maryam Shirmohammad   +2 more
doaj   +1 more source

Towards Reliable and Quantitative Surface‐Enhanced Raman Scattering (SERS): From Key Parameters to Good Analytical Practice

open access: yesAngewandte Chemie, 2020
Experimental results obtained in different laboratories world‐wide by researchers using surface‐enhanced Raman scattering (SERS) can differ significantly.
S. Bell   +8 more
semanticscholar   +1 more source

Recent advances in Raman and surface enhanced Raman spectroelectrochemistry

open access: yesFrontiers in Nanotechnology, 2023
Raman spectroscopy could supply the molecular vibrational process giving the detailed information of molecular structure. At the same time, electrochemistry could provide kinetic and thermodynamic processes.
Kang Yue   +6 more
doaj   +1 more source

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