surface plasmon resonance effect
Development and Application of Time Resolved Surface Plasmon Resonance Spectrometer
... of surface plasmons dated back to 1902, when Wood illuminated a metallic diffraction grating with polychromatic light and noticed narrow dark bands in the spectrum of the diffracted light, which referred as to ...
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Nanoparticle Optical Properties: Effect of Shell Thickness of Silica Core-Gold Nanoshell on Surface Plasmon Resonance
... For the core of nanoparticle, we used a refractive index of 1.45 which corresponds to silica since silica is widely use in experimental work and it is biocompatible [17]. Gold nanoshell dielectric function is ...
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Silver Nanoparticles Supported on TiO2 and Their Antibacterial Properties: Effect of Surface Confinement and Nonexistence of Plasmon Resonance
... The use of metallic silver of nanometric dimension (Ag NPs) has demonstrated excellent capability against many pathogen species, it is even considered better antibacterial that other silver compounds or silver ions em- ...
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Nanomechanical Plasmon Spectroscopy of Single Gold Nanoparticles
... the effect of the localized surface plasmon resonance (LSPR) of a single gold nanoparticle (AuNP) of 100 nm in diameter on the mechanical resonance frequency of a free-standing silicon ...
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Enhanced photoelectrocatalytic performance of α Fe2O3 thin films by surface plasmon resonance of Au nanoparticles coupled with surface passivation by atom layer deposition of Al2O3
... there are three non-mutually exclusive energy-transfer mechanisms in plasmonic-photocatalyst systems, involv- ing the SPR-induced charge injection from metal to semi- conductor, near-field electromagnetic, and scattering ...
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Effect of Gamma-ray Irradiation on the Growth of Au Nano-particles Embedded in the Germano-silicate Glass Cladding of the Silica Glass Fiber and its Surface Plasmon Resonance Response
... Transparent host materials embedded with noble metal nano-particles (NPs) such as Au and Ag are of great interest due to its unique characteristics of surface plasmon resonance (SPR) arising from the ...
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Optical properties of Ag nanoparticle polymer composite film based on two dimensional Au nanoparticle array film
... in surface- enhanced photoluminescence are hot in the study of ...the surface en- hancement effect on of the fluophor fluorescence have opened up a new methodology for modulating and im- proving ...
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Responsivity of the differential intensity surface plasmon resonance instrument
... of surface plasmons using a weakly focused beam with the average angle of incidence equal to the resonance angle, while the reflected light is detected using a bi-cell ...the resonance angle using a ...
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Surface Plasmon Resonance of a Few Particles Linear Arrays
... localized surface plasmons in a short chain of metal- lic nanoparticles with different shapes: spheres, cylinders and ...tion effect on these chains and analyze besides the shape, also the influence on ...
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Light emitting diodes enhanced by localized surface plasmon resonance
... cing effect, namely, increase of IQE via emitter/plasmon coupling and increase of light extraction efficiency [LEE] by means of out-coupling of the generated ...
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Localized surface plasmon resonance of dielectrically-coated gold nanoparticle arrays
... Nanosphere lithography: Effect of the external dielectric medium on the surface plasmon resonance spectrum of a periodic array of silver nanoparticles. Colours in metal glasses and in [r] ...
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Site-specific immobilization of the peptidoglycan synthase PBP1B on a surface plasmon resonance chip surface
... label-free methods to determine the kinetic parameters of mo- lecular interactions in real time and in a highly sensitive way. Penicillin-binding proteins (PBPs) are peptidoglycan synthesis enzymes present in most ...
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Piezoelectric and surface plasmon resonance biosensors for Bacillus atrophaeus spores
... (surface plasmon resonance, SPR) biosensors represented by QCM Analyzer and Biacore 3000 were compared for future development of real-time and label-free microbial ...
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Plasmonic propagations distances for interferometric surface plasmon resonance biosensing
... The surface roughness is also known to play a very important role in the limitation of the SPs propagation distances, as the corrugation will diffract a fraction of the SPs light ...the surface roughness ...
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Compact Sensing Platforms Based on Localized Surface Plasmon Resonance
... LSPR excited by TM modes are more sensitive than that excited by TE modes. Unlike conventional bulk sensing where the dielectric environment is assumed to be homogeneous throughout plasmonic sensing volume; the bulk ...
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Characterization of a monoclonal antibody with specificity for holo-transcobalamin
... bilized on magnetic beads was affected by pH and ionic strength. Binding increased at lower pH, reaching a pla- teau at about pH 6.1, the pI for TC (Fig. 1C), and decreased with increasing ionic strength. (Fig 1D). ...
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Tagging biomolecules for SPR biosensors
... After immobilization, αB-crystallin complexes were disassembled during the regeneration step, leaving only the covalently linked molecules at the surface. The responses obtained during three cycles of regeneration ...
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Synthesize materials of optical fibre sensor for chemical liquid detection
... Different techniques can be used to fabricate and design the optical fiber chemicals sensor systems such as Surface Plasmon Resonance (SPR), Fiber Bragg Grating (FBG) and Optical Time Domain ...
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Creation and luminescence of size-selected gold nanorods
... by surface plasmon ...the surface plasmon resonance becomes broadened and weak due to electron-surface scattering and size dependent extinction ...
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Imaging and Therapeutic Applications of Optical and Thermal Response of SPION Based Third Generation Plasmonic Nanodendrimers
... In this work, in order to evaluate the formation of Au-NPs during the synthesis reaction, sampling was done at different reaction times and the UV-vis spectra of these samples were recorded. Figure 2 indicates that all ...
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