near-field optical detection
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 ...scanning ...
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Apertureless scanning near-field optical microscopy: a comparison between homodyne and heterodyne approaches
... total field–scattered field method 34 is used to launch the incident light at an angle of 75° from the normal to the metal surface, which corre- sponds to the experimental ...electric field has a ...
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NEAR-FIELD OPTICAL MICROSCOPY AND SPECTROSCOPY WITH POINTED PROBES
... Gerton et al. (47) introduced the second approach for discriminating the back- ground fluorescence associated with the direct irradiation of the sample surface. Here, they use a vertically oscillating tip similar to ...
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Phase-resolved terahertz self-detection near-field microscopy
... type near field optical microscope with nanometer resolution at terahertz ...same optical components (two paraboloid mirrors, an attenuator (A), one fixed mirror and one piezo-actuated mirror ...
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Optical impedance matching studied with Scanning Near Field Optical Microscopy
... The optical image can be seen in figure ...shear-force detection in this mode is th at the image is free of artifacts in troduced by topographic coupling, which is discussed in the next section on other ...
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Terahertz Nanoscopy of Plasmonic Resonances with a Quantum Cascade Laser
... scanning near field optical microscopes has already been reported with a resolution > 1 m as a proof of principle, without an efficient tip/surface feedback ...for detection, self-mixing ...
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Apertureless scanning near field optical microscope with sub-10nm resolution
... In our aSNOM setup we use a commercial amplitude modulation AFM operated in noncontact mode 共 AutoProbe M5 from Veeco; formerly Park Scientific Instruments 兲 . Its 100 m scanner head offers a travel range of ...
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Polarization Properties in Apertureless Type Scanning Near Field Optical Microscopy
... scanning near-field optical microscopy (a-SNOM) were measured experimentally and were also analyzed using a finite-difference time-domain (FDTD) ...lock-in detection technique could be ...
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Differential Near-Field Scanning Optical Microscopy
... the near field of an object to achieve nanometer resolution ...the detection of the near- field intensities in the near field, avoiding complexities and spatial frequency ...
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Study of shear force as a distance regulation mechanism for scanning near field optical microscopy
... shear-force detection is based on shadowing of a laser beam by the edge of the oscillating ...The detection beam is delivered to the tip by means of a single-mode op- tical ...lock-in detection is ...
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Dannerbauer, Helmut (2005): Identification of Sources in MAMBO 1.2mm Deep Fields. Dissertation, LMU München: Fakultät für Physik
... the field of the northern galaxy cluster Abell ...a near-infrared counterpart down to faint magnitudes (K ∼ ...the near-infrared/radio/(sub)mm data shows a trend between the flux ratios of ...
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Development of a controlled environment near-field optical microscope for organic thin film studies
... direct optical monitoring of the ...and detection, has been pro- posed for shear force ...the optical fiber is glued onto a tuning fork which is in turn af- fixed vertically onto the piezoelectric ...
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The application of scanning near field optical imaging to the study of human sperm morphology
... an optical microscope according to World Health Organization guidelines [4] and the morph- ology was evaluated by precoloured slides Testsimplets® ...the detection of antisperm antibodies the reagent kit ...
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Comparative scanning near-field optical microscopy studies of plasmonic nanoparticle concepts
... the field is evaluated. The terms R 2 and R 3 are dominating in the near field, while in the far-field region the terms are ...the near field has a decay following power law and ...
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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 ...the ...
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Wormhole Attack Detection Algorithm Using Near Field Communication
... replayed routing Information, Selective forwarding, Sinkhole attacks, Sybil attacks, Wormholes, HELLO flood attacks and so on. In all the above attack, this paper is going to concentrate on wormholes which cause threat ...
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Optical Probe for Near Infrared (NIR) Fluorescence Signal Detection with High Optical Performance and Thermal Stability
... in optical noise in fluo- rescence imaging because wavelength components of 800 - 830 nm band may be detected by CCD camera after reflection by sample or other ...the optical noise problem, ICG fluorescence ...
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Magneto-Optic Spectroscopy and Near-Field Optical Coupling in Nanoparticle Composite Materials
... For the case where a magnetic field is applied, off-diagonal components of the dielectric tensor are non-zero. The tensor must be diagonalized as in equation (2.13) in order to use the Claussius-Mossoti equation ...
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Polarization-modulation near-field optical microscope for quantitative local dichroism mapping
... aperture near-field scanning optical microscopy 共 NSOM 兲 to obtain reliable measurement of sample dichroism on the local ...the near optical field is ...the near ...
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Absorbance Modulation Optical Lithography: Simulating the Performance of an Adaptable Absorbance Mask in the Near Field
... the optical near-field with a technique to control and reduce the exposure size would allow non-diffraction limited lithography and have been explored by tech- niques such as beam-pen lithography ...
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