Optical absorption and luminescence
Optical and luminescence properties of noble metal nanoparticles
... the optical absorption spectra are ...the absorption peaks are broadened and the fine structure details ...The absorption spectrum obtained with a propagation time of 33 fs has a comparable ...
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The optical absorption of the neutral vacancy in diamond
... The data we use are measured band shapes, which give the Huang-Rhys factor, the polarisation of the luminescence and the stress splitting of the zero phonon lin[r] ...
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Optical and luminescence properties of sm3+ (0.5%) doped bao-b2o3 glass
... synthesis, optical and luminescence properties of barium borate glasses doped with Sm named here after as SbBSm0 and ...through optical absorption, excitation and emission spectral ...
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UV-Vis Absorption and Luminescence Spectrum of LAS: Tb3+/Gd3 as a Laser Material (TECHNICAL NOTE)
... the optical absorption edges are not sharply defined which characterizes the glassy nature of ...fundamental optical absorption edge for different samples shifts towards the longer wavelengths ...
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On the luminescence and absence of luminescence of F centers
... of absorption and emission for F-centers in point between vibronic states derived from the two NaF and NaCI; for the potassium, rubidium and electronic ...no luminescence is observed in these ...of ...
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Sm3+ Doped Borotellurite Glass: Absorption, Fluorescence and Optical Parameters
... The optical absorption spectra were measured between wavelengths 300 and 2000 nm using the Jascco V670 ...Yvon. Luminescence lifetime was measured using the Varian Cary Eclipse Fluorescence ...
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X-ray Absorption Fine Structure and X-ray Excited Optical Luminescence Studies of One-dimensional Nanomaterials
... off luminescence at two wavelength regions of three possible origins: ODC emission from SiO 2 and the interface suboxide at 460 nm, and structural hole defect NBOHC emission of SiO 2 at 623-645 ...
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X-ray Absorption Spectroscopy, X-ray Diffraction and Optical Luminescence Studies of Phase Transition of Titania Nanotubes
... XEOL is the product of the recombination of electrons and holes near the bandgap via transition or energy transfer to defect states associated with the thermalization process. Visible emission (at 520 nm wavelength) ...
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X-ray Absorption Fine Structure and X-ray Excited Optical Luminescence Studies of Gallium Nitride - Zinc Oxide Solid Solution Nanostructures
... and optical properties. The information gained from our X-ray absorption studies of GaN- ZnO solid solutions has identified many areas in which these materials can be improved, and some of the challenges ...
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Development of an x ray excited optical luminescence microscope (XEOM)
... the optical luminescent emission resulting from X-ray bombardment to probe the chemical structure of a ...X-ray absorption in this man- ner gives enhanced surface specificity for opaque materials as a ...
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Luminescence properties of chlorine molecules in glassy SiO 2 and optical fibre waveguides
... overtone absorption of SiO‒H vibration at 930 nm in the optical fibre cable used to input light into the ...of optical fibre PL, this calibration was inefficient due to different patterns of CCD ...
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The development of X ray excited optical luminescence (XEOL) spectroscopic techniques for mineralogical and petrological applications
... initial absorption and the subsequent XEOL emission are poorly constrained and these results show this technique can explore this ...preferential absorption associated with preferential energy transfer ...
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Constrained models for optical absorption tomography
... 4 Department of Engineering, Photonics, Strathclyde University, Glasgow, UK. * Corresponding author: [email protected] Compiled September 25, 2017 We consider the inverse problem of concentration imaging in ...
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Low Energy Optical Absorption in ReO3
... Part of the Atomic, Molecular and Optical Physics Commons, and the Condensed Matter Physics Commons The complete bibliographic information for this item can be found athttp://lib.dr.iastate.edu/physastro_pubs/31. ...
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Relating the optical absorption coefficient of nanosheet dispersions to the intrinsic monolayer absorption
... the nanosheet basal plane and the electric field vector of the light (essentially Malus’ law, see 10.. SI). 11.[r] ...
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Optical control of scattering, absorption and lineshape in nanoparticles
... a) A Δφ A 1 b) c) Fig. 1. Suggested experimental geometries for control of optical channels. a) Monochro- matic incident light fields approaching a disc shaped nanostructure to change the ampli- tudes of a ...
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Analysis of optical absorption in GaAs nanowire arrays
... Figure 2b, d compares the reflectance, transmittance, and absorptance of NWAs with D/P = 0.4, 0.5, 0.6, and 0.8 for a fixed diameter of 180 nm. The calculated spec- tra reveal that the absorption is uniquely ...
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Optical Absorption in Polyerystalline CdTe Thin Films
... the optical constants and the thickness (Minkov, 1991, ...Moreover optical constants and the layer thickness of a layer coated on a semi- infinite transparent layer were estimated using transmission ...
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An optical absorption study of the Helix planetary nebula
... (Rodriguez et al. 2002; Young et al. 1999, respectively) roughly outline the main body of the optical PN, i.e. as traced by ionised species, these maps reveal strong inhomogeneity in the form of a marked “knotty” ...
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Modeling of Radiation Induced luminescence and How to Reduce Cherenkov Effect in Optical Fibers
... The arising effects of radiation induced luminescence are decisive in designing high-bit-rate optical communication systems. This work is done by using VisSim environment. VisSim is a visual block diagram ...
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