Results 11 to 20 of about 111,849 (294)

Label-free identification and chemical characterisation of single extracellular vesicles and lipoproteins by synchronous Rayleigh and Raman scattering

open access: yesJournal of Extracellular Vesicles, 2020
Extracellular vesicles (EVs) present in blood originate from cells of different origins such as red blood cells (RBCs), platelets and leukocytes. In patients with cancer, a small portion of EVs originate from tumour cells and their load is associated ...
Agustin Enciso-Martinez   +6 more
doaj   +2 more sources

Rayleigh scattering and atomic dynamics in dissipative optical lattices [PDF]

open access: yes, 2003
We investigate Rayleigh scattering in dissipative optical lattices. In particular, following recent proposals [S. Guibal et al., Phys. Rev. Lett. 78, 4709 (1997); C. Jurczak et al., Phys. Rev. Lett.
Carminati, F.-R.   +4 more
core   +1 more source

Planar Rayleigh scattering results in helium-air mixing experiments in a Mach-6 wind tunnel [PDF]

open access: yes, 1992
Planar Rayleigh scattering measurements with an argon—fluoride excimer laser are performed to investigate helium mixing into air at supersonic speeds. The capability of the Rayleigh scattering technique for flow visualization of a turbulent environment ...
Anders, J. B.   +5 more
core   +3 more sources

Spectrum evolution of Rayleigh backscattering in one-dimensional waveguide

open access: yesOpto-Electronic Advances, 2019
Despite the tremendous awareness of Rayleigh scattering characteristics and its considerable research interest for numerous fields, no report has been documented on the dynamic characteristics of spectrum evolution (SpE) and physical law for Rayleigh ...
Li Fuhui   +5 more
doaj   +1 more source

Research on the System of Pulse Synthesis Pre-pump Rayleigh BOTDA technology

open access: yesMATEC Web of Conferences, 2015
The conventional Rayleigh scattering Brillouin Optical Time Domain Analysis (Rayleigh BOTDA) system adopted the leakage light ahead of the pump pulse to generate Rayleigh back-scattering light.
Shang Qiufeng   +3 more
doaj   +1 more source

On Theoretical Accuracy of Meteorological Targets Measurement by Radar [PDF]

open access: yesRadioengineering, 2022
We draw your attention to the fact that meteorological radar does not actually measure a commonly used quantity “radar reflectivity factor,” (which is not dependent on frequency) but a different quantity called “radar reflectivity.” We present the usual ...
O. Fiser, M. Kovalchuk
doaj  

Xanthene based resonance Rayleigh scattering and spectrofluorimetric probes for the determination of cyclobenzaprine: Application to content uniformity test

open access: yesReviews in Analytical Chemistry, 2020
In this work, a resonance Rayleigh scattering technique and a spectrofluorimetric technique were applied to the quantification of cyclobenzaprine through two validated methods.
Abdel-Lateef Mohamed A.   +3 more
doaj   +1 more source

Line Shifts, Broad-Line Region Inflow, And The Feeding Of Active Galactic Nuclei [PDF]

open access: yes, 2013
Velocity-resolved reverberation mapping suggests that the broad-line regions (BLRs) of active galactic nuclei (AGNs) can have significant net inflow. We use the STOKES radiative transfer code to show that electron and Rayleigh scattering off the BLR and ...
Gaskell, C. Martin, Goosmann, Rene W.
core   +1 more source

Raman and Rayleigh Calibrations of the LHD YAG Thomson Scattering [PDF]

open access: yes, 2007
We have carried out absolute calibrations of the LHD YAG Thomson scattering system by using Raman scattering and Rayleigh scattering in order to verify the applicability of Rayleigh calibration in the LHD Thomson scattering, and make a comparative study ...
Hiroshi HAYASHI   +3 more
core   +1 more source

Polarization transfer in Rayleigh scattering of hard x-rays

open access: yesNew Journal of Physics, 2016
We report on the first elastic hard x-ray scattering experiment where the linear polarization characteristics of both the incident and the scattered radiation were observed. Rayleigh scattering was investigated in a relativistic regime by using a high- Z
K-H Blumenhagen   +12 more
doaj   +1 more source

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