optical near-field probe
Comparative scanning near-field optical microscopy studies of plasmonic nanoparticle concepts
... scanning near-field optical microscopy (SNOM) to characterize different plasmonic-nanoparticle situations with high spatial and spectral resolution in this comparative ...The near-field ...
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Deep-subwavelength imaging of both electric and magnetic localized optical fields by plasmonic campanile nanoantenna
... campanile probe has a double benefit, Figure 1 | Experimental ...campanile near-field probe that is raster scanned at constant height on the sample ...same probe, reflected by a ...
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The application of scanning near field optical imaging to the study of human sperm morphology
... SNOM optical reflection and optical transmission signals were simultaneously detected with two photo- multipliers (R74000, Hamamatsu Photonics Italia ...SNOM probe was an aluminum-coated tapered ...
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Optical impedance matching studied with Scanning Near Field Optical Microscopy
... The m etal of choice to coat the fibres is alum inium due to its small skin depth for optical wavelengths (6 nm). The coating is applied to form a well defined ap ertu re at the end of the fiber tip and to ...
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Intragrain Defect Characterization Of Solar Grade Silicon Using Near-Field Scanning Optical Microscopy
... scanning optical microscopy (NSOM) is a submicron resolution characterization technique that provides both qualitative and quantitative information about the carrier lifetime and collection efficiency at small ...
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Investigation of erbium dopant distribution in silica optical fibers with fluorescence-based measurements using a near-field scanning microscope
... NSOM probe, light from a 670-nm laser diode is focused on the curvature point of the probe, while the scat- tered light is collected by a photo-sensitive ...the probe including the sample area where ...
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Improvement of Electrical Near-Field Measurements with an Electro-Optic Test Bench
... of near-field measure- ment techniques are ...(EM) field into optical ...y near-field measurement with this second ...(EO) probe is compared with dipole probes of ...EO ...
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Near-field optical microscopy based on microfabricated probes
... Axiovert 135, Oberkochen, Germany) serves as a base for the microscope head. The cantilever deflection is measured by an optical beam deflection scheme (Meyer & Amer, 1988). Scanning of the sample in the x-y ...
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Polarization-modulation near-field optical microscope for quantitative local dichroism mapping
... show optical images acquired with four different orientations of the coupled ...the near-field interacting with the sample has a defined polarization and, therefore, the center of the sphere is no ...
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NEAR-FIELD OPTICAL MICROSCOPY AND SPECTROSCOPY WITH POINTED PROBES
... of near-field optical micro- copy. In fact, within this field of study several research groups reinvented Wessel’s ...enhanced field at a metal tip in combi- nation with ...
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Identification of Near-Field and Far-Field Using Confocal Microscopy Setup for Optical Sensing Applications
... of optical fibre probe, the near- field can also be created by employing a confocal microscopy setup which is less costly and much simpler than probe’s ...the near-field or ...
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Polarization Properties in Apertureless Type Scanning Near Field Optical Microscopy
... optical fibers probe with an aperture. In a-SNOM, the scattered light generated at the area where evanescent waves are formed between the tip’ s extremity and the sam- ple’s surface. Considering the ...
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Imaging of InGaN inhomogeneities using visible apertureless. near-field scanning optical microscope
... aperture probe near-field ...the optical signal from grains as small as 30 nm in diameter. Near-field imaging of the InGaN film reveal that some islands formed during the 3D ...
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Apertureless near field optical microscopy for fluorescence imaging
... The computation of images by correlation analysis is well suited to the data we acquire with the FANSOM. The first step is to compute the time elapsed between each photon and the previous tap of the AFM probe. ...
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Probe type near field confocal having feedback for adjusting probe distance
... achieving optical microscopic images and monitoring metabolic processes of living biological specimens such as cells at a resolution superior to the diffraction limit is ...performing near-field ...
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Study of polarization dependent energy coupling between near field optical probe and mesoscopic metal structure
... the optical SNOM im- ages of a ...the optical images with the main axis of polarization parallel and perpendicular to the lines, ...experiment. Optical results presented in ...
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Optical impedance matching with scanning near field optical microscopy
... SNOM probe to a desired location on a sample containing transmission lines of known impedance and thus a number of experiments on impedance matching could be performed using the same ...the ...
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Theory of probing a photonic crystal with transmission near-field optical microscopy
... between the data and the calculations, as we have already discussed. The ring structure occurs at similar positions, well inside the edge of the channel glass, in both the experimental and calculated scans. This ring ...
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Apertureless scanning near field optical microscope with sub-10nm resolution
... lateral optical resolution down to the sub-10 nm ...enhanced optical near field forms at its apex, 23,24 whose interaction with the sample sur- face results in scattered far field ...
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Modification of the Coulomb's Law in an Optical Near-Field Atomic Dipole Model
... In contrast to the structureless model of the Hertzian dipole or the standard model with point charges, it was suggested to use for the dipole model the real charge structure of the atom in which the positive charge of ...
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