near-field optical scanning microscopy
Optical impedance matching with scanning near field optical microscopy
... Figure 2 shows two optical SNOM images of a 4.7µm × 4.7µm area of sample 1. Figure 2a is recorded with light polarized parallel to the Au-lines (TM polarisation) and figure 2b with light polarized perpendicular to ...
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An investigation of phase mask diffraction patterns and fibre Bragg gratings with scanning near field optical microscopy
... electric field distribution within a fibre grating, or its refractive index profile, and therefore this valuable information can be ...Electron Microscopy (TEM) has been utilized in order to identify ...
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Study of shear force as a distance regulation mechanism for scanning near field optical microscopy
... for scanning near-field optical microscopy ~ SNOM ! are ...shear-force scanning microscope may differ for the two perpendicular lateral ...
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Measurement of the local optical phase and amplitude in photonic devices using scanning near field microscopy
... electric field in the plane normal to the sur- face and provide a 2-dimensional cross section of the propagating ...two scanning techniques used to acquire z ...electric field magnitude, the scan ...
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Reflection mode scanning near field optical microscopy: Influence of sample type, tip shape, and polarization of light
... of scanning near-field optical microscopy ~ SNOM ! over the past ...an optical image of the sample may be obtained where the resolution is determined by the source size and the ...
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Coupling of single quantum dots to photonic crystal cavities investigated by low-temperature scanning near-field optical microscopy
... For the measurements presented here, we have built a tuning fork-based low-temperature SNOM employing the excitation- collection mode. Photoluminescence (PL) is nonresonantly excited through an uncoated fiber tip using a ...
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The application of scanning near field optical imaging to the study of human sperm morphology
... fluorescence microscopy and image analysis with open-access software ...new optical technique (Trumorph system) has been recently described ...and scanning electron microscopies (TEM and SEM), which ...
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Coca López, Nicolás (2018): Confocal and antenna-enhanced microscopy and spectroscopy of graphene. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... tip-enhanced near-fields due to the lightning-rod effect, the electric field of the incident laser should be polarized along the tip axis (z axis) ...(electric field) vector points towards the center ...
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Tight focusing of laser light using a chromium Fresnel zone plate
... observed. Near-field nanofocusing through the use of a combination of plasmonic Bragg reflector and converging lens has been reported [12], where two sets of concentric annular slits with different period ...
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Optical impedance matching studied with Scanning Near Field Optical Microscopy
... of these gratings is one commercially available from AGAR Scientific. It was originally m ade for the calibration of Transm ission Electron Microscope (TEM ), which requires the use of very th in samples. It is stru ctu ...
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Apertureless near field optical microscopy for fluorescence imaging
... for near-field optical microscopy appeared as early as 1928, when Synge suggested the illumination of samples through a minute hole at the apex of an otherwise opaquely coated cone ...a ...
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Polarization Properties in Apertureless Type Scanning Near Field Optical Microscopy
... nm, scanning near-field optical mi- croscopies (SNOM) have been developed in the 1990s [9 – ...using optical probe hav- ing an aperture on top of tapered optical fiber with metal ...
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Intragrain Defect Characterization Of Solar Grade Silicon Using Near-Field Scanning Optical Microscopy
... the X and Y directions of the Nanoscope control unit. In addition to the values mentioned for the input window, there are additional limitations placed on the outputs. These limitations include the max and min values, ...
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Scanning near field microscopy of microwave circuits
... particular optical or electrical properties of the surface studied and they can also work with all the common materials used in mi crowave circuits - conductors, semiconductors and dielectric ...quantity: ...
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Near-field scanning optical microscopy with laser trapping
... and Ke P.C, "Effect of depolarisation of scattered evanescent waves on particle- frapped near-field scannuig optical microscopy", Appl. Gu M., Advanced Opticallmaging Theory (Spr[r] ...
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Synthesis of Potassium Nickel Hexacyanoferrate Encapsulated Polymeric Beads for Extraction of Cesium
... ABSTRACT : A novel potassium nickel hexacyanoferrate (KNiHCF) sorbent-encapsulated polymeric beads (SEPBs) were synthesized by phase inversion method, characterized by various techniques viz. FTIR, optical ...
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A new fibrin sealant as a three-dimensional scaffold candidate for mesenchymal stem cells
... The main strategy to deliver stem cells or growth fac- tors to chronic wounds involves direct injection to the injury site. However, this method leads to poor engraft- ment and poor efficacy due to proteolytic ...
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Microscopic Characterization of Ecological Concrete Polymeric
... the microscopy techniques which are used to characterize composite materials are optical microscopes with integrated digital camera, SEM (scanning electron microscope), AFM (atomic force electron ...
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Investigation of erbium dopant distribution in silica optical fibers with fluorescence-based measurements using a near-field scanning microscope
... bandpass optical filter with a high attenuation (with an opti- cal density greater than 5) in the region outside the 550-nm range was required to efficiently block the interfering laser diode ...
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Böhmler, Miriam (2012): Tip-enhanced near-field optical microscopy on the quasi 1D semiconductors carbon nanotubes and CdSe nanowires. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... the optical antenna was further investigated with respect to the angular PL emission from CdSe ...that optical antennas can be utilized as a tool to control the angular emission and to increase the ...
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