Plasmonic Nearfield Scanning Probe with High Transmission
... interest due to its potential applications in subwavelength lithography, imaging, and sensing. Various metal structures, including bull’s eye structures,29,30 curved nanometric hole arrays,31 and single or multiple circular rings,12,32 have been investigated to excite and focus SPPs. While most of t ...
... interest due to its potential applications in subwavelength lithography, imaging, and sensing. Various metal structures, including bull’s eye structures,29,30 curved nanometric hole arrays,31 and single or multiple circular rings,12,32 have been investigated to excite and focus SPPs. While most of t ...
Wideband microwave measurements of the extinction cross section
... used to verify recent theoretical work, which shows that the extinction cross section integrated over all frequencies is related to the static properties of the scatterer, see Refs. 8, 20, 21. A method based on polarimetric measurements of the radar cross section (RCS) in the forward direction is th ...
... used to verify recent theoretical work, which shows that the extinction cross section integrated over all frequencies is related to the static properties of the scatterer, see Refs. 8, 20, 21. A method based on polarimetric measurements of the radar cross section (RCS) in the forward direction is th ...
Spectral Domain Optical Coherence Tomography
... Compared with traditional TDOCT, SDOCT technology yields unprecedented acquisition speeds and significantly higher axial resolutions using a potentially affordable SLD source. This system produced high quality images while operating at safe ocular exposure levels, even below that of the commercially ...
... Compared with traditional TDOCT, SDOCT technology yields unprecedented acquisition speeds and significantly higher axial resolutions using a potentially affordable SLD source. This system produced high quality images while operating at safe ocular exposure levels, even below that of the commercially ...
Skin Perfusion Photography
... To model coherent scattering (speckle), we proceed as follows: first, the front layer is illuminated with a highfrequency speckle pattern, independent of the sample under study. This pattern strikes the first layer, and scattering is modeled by generating a random intensity pattern with negative exp ...
... To model coherent scattering (speckle), we proceed as follows: first, the front layer is illuminated with a highfrequency speckle pattern, independent of the sample under study. This pattern strikes the first layer, and scattering is modeled by generating a random intensity pattern with negative exp ...
Introduction
... spectrum by directing sunlight through a glass prism so that the light was divided into its different colors. He measured the heating ability of each color using thermometers with blackened bulbs. When he measured the temperature just beyond the red part of the spectrum he noticed some kind of invis ...
... spectrum by directing sunlight through a glass prism so that the light was divided into its different colors. He measured the heating ability of each color using thermometers with blackened bulbs. When he measured the temperature just beyond the red part of the spectrum he noticed some kind of invis ...
Quantum imaging and information
... primarily with the transverse spatial degrees of freedom of an optical field. Research has included quantum ghost imaging [15–17], quantum communication [18, 19], and quantum enhanced sensing and lithography [20–23]. Two interesting features of quantum mechanics are entanglement and weak values. The ...
... primarily with the transverse spatial degrees of freedom of an optical field. Research has included quantum ghost imaging [15–17], quantum communication [18, 19], and quantum enhanced sensing and lithography [20–23]. Two interesting features of quantum mechanics are entanglement and weak values. The ...
Section 4 Diffraction_handbook of optics
... limited spatially to the extent dictated by the aperture of the second lens and are approximately contained in a cone with its apex at the image of the pinhole. It is necessary to clarify that ‘‘a small enough pinhole’’ means that the optics behind the pinhole is not able to resolve its structure.1 ...
... limited spatially to the extent dictated by the aperture of the second lens and are approximately contained in a cone with its apex at the image of the pinhole. It is necessary to clarify that ‘‘a small enough pinhole’’ means that the optics behind the pinhole is not able to resolve its structure.1 ...
Nonlinear Reconstruction Methods for Transmission Electron
... Due to the reasons above, one of the main goals for present-day electron microscopy is to look at the life processes within a cell at the molecular level. Traditional electron microscopy is limited to acquire a two-dimensional image which is then interpreted with little or no image post-processing. ...
... Due to the reasons above, one of the main goals for present-day electron microscopy is to look at the life processes within a cell at the molecular level. Traditional electron microscopy is limited to acquire a two-dimensional image which is then interpreted with little or no image post-processing. ...
Optical coherence tomography (OCT): a review
... in the tissue; the time delay of a layer located at position reflected sample beam relative to the reference beam is defined , with the position of the reference mirror as given by . This simple convolution model has been used in several studies [9], [12], [26], [27] to measure the locations and ref ...
... in the tissue; the time delay of a layer located at position reflected sample beam relative to the reference beam is defined , with the position of the reference mirror as given by . This simple convolution model has been used in several studies [9], [12], [26], [27] to measure the locations and ref ...
Optical and radar wind comparisons in the mesosphere and lower
... 1990, Manson et al. 1991, Phillips et al. 1994), Michelson interferometers (Weins et al. 1988, Shepherd et al. 1993a, Fauliot et al. 1995) and, more recently, lidars (Thomas et al. 1977) have increasingly been employed. Previous comparative studies of optical/radar winds have been made in the northe ...
... 1990, Manson et al. 1991, Phillips et al. 1994), Michelson interferometers (Weins et al. 1988, Shepherd et al. 1993a, Fauliot et al. 1995) and, more recently, lidars (Thomas et al. 1977) have increasingly been employed. Previous comparative studies of optical/radar winds have been made in the northe ...
Sea Surface Temperature Estimation using Visible and Infrared
... Sea surface temperature is often estimated using infrared sensors such as the Advanced HighResolution Radiometer (AVHRR) aboard the National Oceanic and Atmospheric Administration (NOAA) satellite (McMillin and Crosby, 1984). The accuracy, in terms of bias and root mean square difference (RMSD) from ...
... Sea surface temperature is often estimated using infrared sensors such as the Advanced HighResolution Radiometer (AVHRR) aboard the National Oceanic and Atmospheric Administration (NOAA) satellite (McMillin and Crosby, 1984). The accuracy, in terms of bias and root mean square difference (RMSD) from ...
wavelet based pattern analysis to detect changes in vegetation growth
... percentage. Possibility of greater variability in Guatemala grass can be seen in the western part of the plot due to clear correspondence between the slope gradient and higher sedimentation. With a slope of 45%, topographical relations seem better. For flow accumulation, 12% correlation was observed ...
... percentage. Possibility of greater variability in Guatemala grass can be seen in the western part of the plot due to clear correspondence between the slope gradient and higher sedimentation. With a slope of 45%, topographical relations seem better. For flow accumulation, 12% correlation was observed ...
PDF
... absorption band at 1.45 µm used two different light sources in dual wavelength OCT systems. One light source was used for absorption measurements and the second light source for referencing [10, 11]. However, this approach adds the noise of two independent light sources, and accurate referencing is ...
... absorption band at 1.45 µm used two different light sources in dual wavelength OCT systems. One light source was used for absorption measurements and the second light source for referencing [10, 11]. However, this approach adds the noise of two independent light sources, and accurate referencing is ...
LS1-60 luminance standard
... Care should be taken to prevent ambient light from reaching the viewing aperture when measuring very low luminance levels. ...
... Care should be taken to prevent ambient light from reaching the viewing aperture when measuring very low luminance levels. ...
An introduction to medical imaging with coherent terahertz
... Mt = 1/(δtf ) is also close to 128. However, for many cases this spectral resolution may not be sufficient and the number of points required in the time domain could be as high as 1024. It is important to emphasise that TPI offers an advantage over many existing imaging techniques because it offers ...
... Mt = 1/(δtf ) is also close to 128. However, for many cases this spectral resolution may not be sufficient and the number of points required in the time domain could be as high as 1024. It is important to emphasise that TPI offers an advantage over many existing imaging techniques because it offers ...
General equation for the differential pathlength factor of the frontal
... humans. It is known that the optical properties of tissue are different for the in vivo and post mortem case31 although a study in rats found only a small change in the DPF upon death.3 Besides death, the cooling of the body is likely to influence the PDF measurement since a change in temperature ha ...
... humans. It is known that the optical properties of tissue are different for the in vivo and post mortem case31 although a study in rats found only a small change in the DPF upon death.3 Besides death, the cooling of the body is likely to influence the PDF measurement since a change in temperature ha ...
``Interaction-free`` imaging - Vienna Center for Quantum Science and
... of 90%! because both beams undergo the same spatial inversion at their respective mirrors. However, as for system 2, it is not possible to image exactly at the waist. The Michelson systems were investigated chiefly because of the perceived advantages of their relative ease of alignment. However, reg ...
... of 90%! because both beams undergo the same spatial inversion at their respective mirrors. However, as for system 2, it is not possible to image exactly at the waist. The Michelson systems were investigated chiefly because of the perceived advantages of their relative ease of alignment. However, reg ...
applications of remote sensing in the monitoring of rice crops
... influenced by the targets and thus contain information on the targets. The returns can be converted into an image from which much information about the targets can be derived. Remote sensing applications vary widely, and are used in areas such as military strategic planning, weather forecasting, fos ...
... influenced by the targets and thus contain information on the targets. The returns can be converted into an image from which much information about the targets can be derived. Remote sensing applications vary widely, and are used in areas such as military strategic planning, weather forecasting, fos ...
monitoring, control, and surveillance
... and efficient. The approach would include: (1) broad surveillance of the EEZ using the Vessel Monitoring System (VMS) and Automatic Identification System (AIS) combined with commercially available Synthetic Aperture Radar imagery and environmental forecasts to identify regions of potential illegal a ...
... and efficient. The approach would include: (1) broad surveillance of the EEZ using the Vessel Monitoring System (VMS) and Automatic Identification System (AIS) combined with commercially available Synthetic Aperture Radar imagery and environmental forecasts to identify regions of potential illegal a ...
100 Years of the Radon Transform
... mentioned mathematical achievements but ignored the Radon transform. Today this might seem curious but from a pure mathematical point of view it is understandable. However after the realization of CT-scanners, which need some implementation of the inverse Radon transform, this must be reconsidered. ...
... mentioned mathematical achievements but ignored the Radon transform. Today this might seem curious but from a pure mathematical point of view it is understandable. However after the realization of CT-scanners, which need some implementation of the inverse Radon transform, this must be reconsidered. ...
SAP BusinessObjects Business Intelligence with SAP
... using the new near-line storage option for BW on HANA that uses a SAP Sybase IQ database for storing data on disk that is not very frequently accessed means you can cut costs, making sure expensive computer memory is used just for priority applications with other data stored on less expensive disk d ...
... using the new near-line storage option for BW on HANA that uses a SAP Sybase IQ database for storing data on disk that is not very frequently accessed means you can cut costs, making sure expensive computer memory is used just for priority applications with other data stored on less expensive disk d ...
Transmission of Light Through Small Elliptical Apertures (Part 1)
... ellipse’s sharp corners, deposit electric charges around these corners; these charges then act as sources and sinks for the E-lines in their neighborhood. Elsewhere, lack of any significant amount of charge means that the E-lines cannot break up, but rather they must twist and turn continuously as t ...
... ellipse’s sharp corners, deposit electric charges around these corners; these charges then act as sources and sinks for the E-lines in their neighborhood. Elsewhere, lack of any significant amount of charge means that the E-lines cannot break up, but rather they must twist and turn continuously as t ...
Land Cover Change Detection: A Case Study
... the increasing complexity of virtually all activities that use technology, and more detailed monitoring of such activities. This ranges from monitoring of the heart with implanted devices to satellite sensors that are used to detect vegetation levels on the Earth’s surface. As a result, there are a ...
... the increasing complexity of virtually all activities that use technology, and more detailed monitoring of such activities. This ranges from monitoring of the heart with implanted devices to satellite sensors that are used to detect vegetation levels on the Earth’s surface. As a result, there are a ...
Material and methods
... determines the degree in which different wavelengths are absorbed, reflected or transmitted. The reflected part of the sunlight determines the “colour” of the material. Because of this, each material has its own spectral identity by which it can be identified. The principle of airborne hyperspectral ...
... determines the degree in which different wavelengths are absorbed, reflected or transmitted. The reflected part of the sunlight determines the “colour” of the material. Because of this, each material has its own spectral identity by which it can be identified. The principle of airborne hyperspectral ...
2017 Fellow Committee Members
... The 52 members of the IEEE Fellow Committee are all IEEE Fellows representing the 10 IEEE Regions, 46 IEEE Societies/Technical Councils and various affiliations. The IEEE Fellow Committee is responsible for making recommendations to the IEEE Board of Directors for nominees to be elevated to the grad ...
... The 52 members of the IEEE Fellow Committee are all IEEE Fellows representing the 10 IEEE Regions, 46 IEEE Societies/Technical Councils and various affiliations. The IEEE Fellow Committee is responsible for making recommendations to the IEEE Board of Directors for nominees to be elevated to the grad ...