Raman scattering
Raman Scattering in High Temperature Superconductors
... of Raman Scattering in high temperature Superconductors (HTS) via using the quantum dynamical approach of double time temperature dependent phonon-Green’s ...order Raman scattering, ...
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Resonant Raman scattering in cubic and hexagonal boron nitride
... second-order Raman signal in ...to scattering by combi- nations from the M and K critical points, see Table IV and ...second-order Raman scattering the only possible second phonon is the TA ...
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Plasmon-Enhanced Raman and Resonance Raman Scattering and Single Molecule Detection in Langmuir-Blodgett Monolayers
... As Raman scattering is a second-order process, it has a very low cross ...the Raman process, the Raman cross sections are typically less than 10 -29 cm 2 molecule -1 , whereas the cross ...
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Mixed metal nanoparticle assembly and the effect on surface enhanced raman scattering
... enhanced Raman scattering (SERS) is a phenomenon which has been investigated by a wide variety of techniques and employs the use of a range of surfaces to provide the surface enhancement component of the ...
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Raman-scattering study of the InGaN alloy over the whole composition range
... The Raman spectrum excited with the ...2LO scattering becomes as intense as first-order ...2LO scattering near the outgoing resonance is characteristic of an iteration of the intraband Fröhlich ...
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Optimization of electron Raman scattering in double rectangular quantum wells
... In this work, by using the particle swarm optimization the electron Raman scattering for square double quantum wells is optimized. For this purpose, by combining the particle swarm algorithm together with ...
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Note on rotational-Raman scattering in the O2 A- and B-bands
... ances are much lower than fluorescence radiances in terms of percentage of the continuum radiance. An explanation of this paradox lies in different mechanisms of formation of TOA RRS and fluorescence signals. ...
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Nonstationary Stimulated Raman Scattering by Polaritons in Cubic Crystals
... [15] McAnally, M.O., Phelan, B.T., Young, R.M., Wasielewski, M.R., Schatz, G.C. and Van Duyne, R.P. (2017) Quantitative Determination of the Differential Raman Scattering Cross Sections of Glucose by ...
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Preparation of Au-Ag Alloy Nanoparticles for Surface Enhanced Raman Scattering
... enhanced Raman scattering ...measurement. Raman spectra were measured by a Micro-Raman spectrophotometer (LABRAM ...HR). Raman scattering enhancement by Plasmon excitation on Au- ...
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Graphene Enhanced Raman Scattering from the Adenine Molecules
... the Raman signal from some organic molecules deposited on graphene can be enhanced but usually less than in the abovementioned plasmonic ...enhanced Raman scattering is associated with a charge ...
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Electroless Gold Modified Diatoms as Surface Enhanced Raman Scattering Supports
... Surface-enhanced Raman scattering (SERS) is a powerful tool in the fields of analytical chemistry, surface science, electrochemistry, biology, and materials research ...normal Raman spectroscopy ...
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Nematic fluctuations and phase transitions in LaFeAsO: A Raman scattering study
... Raman scattering experiments on LaFeAsO with distinct antiferromagnetic (TAFM=140 K) and tetragonal- orthorhombic (TS=155 K) transitions show a quasielastic peak (QEP) in B2g symmetry (2 Fe tetragonal cell) ...
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Tuning localized plasmons in nanostructured substrates for surface enhanced Raman scattering
... The burgeoning interest in nanostructuring of dielectrics to make optical devices with novel properties has resulted in photonic crystals with extreme properties such as super-refraction [1], slow pulse propagation [2], ...
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Uncoupled excitons in semiconductor microcavities detected in resonant Raman scattering
... light scattering, and obtain strong evidence for the existence of uncoupled exciton states in experiments performed from the surface of the ...The Raman photons are detected in the outgoing channel in which ...
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Nonstationary Stimulated Raman Scattering by Polaritons in Continuum of Dipole Active Phonons
... The system of equations simulating the processes of nonstationary stimulated Raman scattering (SRS) with the excitation of polar optical phonons is ob- tained. This system is found by applying such standard ...
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Analysis of intracellular enzyme activity by surface enhanced Raman scattering
... inhibition of the enzyme and the resulting reduction of the SERS signal. The X-Gal and nanoparticle concentrations were maintained at 1 mM and 0.1 nM respectively. The inhibitor concentration was varied from 10 mM to 0.1 ...
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Bioanalytical measurements enabled by surface-enhanced Raman scattering (SERS) probes
... In 1998, Narayana et al.(79) reported the first use of SERS combined with the polymerase chain reaction (PCR) applied to detection of the human immunodeficiency virus gag gene sequence. Here, the SERS probe was used as a ...
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Reusable three dimensional nanostructured substrates for surface enhanced Raman scattering
... artificial architectures. The sensitivity and reproducibility [9-11] of SERS signal strongly relies on different fabricated hot-spots, in which a vital role is played by a SERS sub- strate. In general, SERS substrate can ...
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Detection of protein glycosylation using tip enhanced Raman scattering
... of Raman spectroscopy, tip-enhanced Raman scattering (TERS), may o ff er an alternative ...surface-enhanced Raman scattering (SERS), exploits the phenomenon of metals with appropriately ...
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Molecular imaging of atherosclerosis : spotlight on Raman spectroscopy and surface-enhanced Raman scattering
... of Raman is an important advantage of the technique, the main disadvantage pertains to its low sensitivity due to the weakness of the Raman scattering effect leading to long imaging times and an ...
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