Electromagnetically induced transparency
... negative thermal-optic-coefficient PDMS. The thermal-optic noise can be nearly compensated. • We investigated the mode splitting mechanism in detail, and demonstrated single-nanoparticle response ability. We further found that the multi-nanoparticle-induced splitting help to improve the detection li ...
... negative thermal-optic-coefficient PDMS. The thermal-optic noise can be nearly compensated. • We investigated the mode splitting mechanism in detail, and demonstrated single-nanoparticle response ability. We further found that the multi-nanoparticle-induced splitting help to improve the detection li ...
Flat optics with designer metasurfaces
... Three features distinguish metasurfaces from conventional optical components. First, wavefront shaping is accomplished within a distance much less than the wavelength from the interface after the incident light beam traverses or is reflected by the optically thin metasurface. Large and controllable ...
... Three features distinguish metasurfaces from conventional optical components. First, wavefront shaping is accomplished within a distance much less than the wavelength from the interface after the incident light beam traverses or is reflected by the optically thin metasurface. Large and controllable ...
(k) and Refractive Index
... In addition to the integrating sphere accessory, this procedure requires a calibrated standard, either a calibrated Spectralon white reference plate, or a calibrated mirror. When measuring absorptance using the integrating sphere it needs to be noted that samples need to be clear (haze will cause pr ...
... In addition to the integrating sphere accessory, this procedure requires a calibrated standard, either a calibrated Spectralon white reference plate, or a calibrated mirror. When measuring absorptance using the integrating sphere it needs to be noted that samples need to be clear (haze will cause pr ...
Preview of “ZEISS Microscopy Online ...Aperture and Resolution”
... (such as a typical stained specimen mounted on a microscope slide) are viewed through the microscope, the light incident on these minute objects is diffracted so that it deviates from the original direction (Figure 1(a)). The smaller the object, the more pronou ...
... (such as a typical stained specimen mounted on a microscope slide) are viewed through the microscope, the light incident on these minute objects is diffracted so that it deviates from the original direction (Figure 1(a)). The smaller the object, the more pronou ...
Plasmonic Nanopore for Electrical Profiling of
... nanoantennas.4,5 The precise characterization of optical systems resulting from advances in these areas poses an urgent need for methods that can accurately map three-dimensional optical field distributions with high resolution and a high signal-to-noise ratio. For low-numerical aperture (NA) lenses, ...
... nanoantennas.4,5 The precise characterization of optical systems resulting from advances in these areas poses an urgent need for methods that can accurately map three-dimensional optical field distributions with high resolution and a high signal-to-noise ratio. For low-numerical aperture (NA) lenses, ...
Novel biosensor for detecting Hemoglobin and its oxidation state
... coefficient of each k component was calculated using the transfer matrix formulation [3]. We do not discuss the method in detail since it is now well understood and used by many. We first present the results for the beam profiles for a symmetric structure where there is no distinction between the fo ...
... coefficient of each k component was calculated using the transfer matrix formulation [3]. We do not discuss the method in detail since it is now well understood and used by many. We first present the results for the beam profiles for a symmetric structure where there is no distinction between the fo ...
What is a surface plasmon?
... observed peaks of absorption in the energy spectrum of the transmitted beam. These losses are due to the collective excitation of conduction electrons at the surface of the metal. This is the description of surface plasmons in Solid State Physics. In the following of this talk, this microscopic inte ...
... observed peaks of absorption in the energy spectrum of the transmitted beam. These losses are due to the collective excitation of conduction electrons at the surface of the metal. This is the description of surface plasmons in Solid State Physics. In the following of this talk, this microscopic inte ...
Direct measurement of terahertz wavefront pulses using 2D electro
... Wavefront characterization of terahertz (THz) pulses is essential to optimize far-field intensity distribution or spot focalization, as well as increase the peak power of intense terahertz sources. In the visible spectral region, Hartmann masks, invented a century ago, are used to perform optical me ...
... Wavefront characterization of terahertz (THz) pulses is essential to optimize far-field intensity distribution or spot focalization, as well as increase the peak power of intense terahertz sources. In the visible spectral region, Hartmann masks, invented a century ago, are used to perform optical me ...
Optical Processing for Pattern Properties
... and hence about corresponding line structure in the original image. An arrangement for making such observations is aIso shown in Figure 1. The beam emerging from the transforming lens is split into two parts. One part is used for photographic recording of the wiener spectrum, the second is used for ...
... and hence about corresponding line structure in the original image. An arrangement for making such observations is aIso shown in Figure 1. The beam emerging from the transforming lens is split into two parts. One part is used for photographic recording of the wiener spectrum, the second is used for ...
Bild 1
... active region is absorbed by the substrate. Absorption of light can be avoided by placing a reflector between the substrate and the LED active layers. Light emanating from the active region towards the substrate will then be reflected and can escape from the semiconductor through the top surface. DB ...
... active region is absorbed by the substrate. Absorption of light can be avoided by placing a reflector between the substrate and the LED active layers. Light emanating from the active region towards the substrate will then be reflected and can escape from the semiconductor through the top surface. DB ...
optical design of an echelle grating based atomic emission
... system based on atomic emission spectroscopy (AES). The spectrometer records the intensities of various spectral lines in the emission spectrum, which is then used for the determination of the concentration of different elements simultaneously. Traditionally a Rowland circle mounted concave grating ...
... system based on atomic emission spectroscopy (AES). The spectrometer records the intensities of various spectral lines in the emission spectrum, which is then used for the determination of the concentration of different elements simultaneously. Traditionally a Rowland circle mounted concave grating ...
High-Repetition TDS System
... SMF output terminal. The frequency of the modulation signal input to the MZM was 10 GHz. As indicated in Fig. 3 (b), we obtained a flat optical comb signal in MZFCG output. The interval of the optical comb signal agreed with the modulation frequency of the MZM, and 18 modes displayed intensity value ...
... SMF output terminal. The frequency of the modulation signal input to the MZM was 10 GHz. As indicated in Fig. 3 (b), we obtained a flat optical comb signal in MZFCG output. The interval of the optical comb signal agreed with the modulation frequency of the MZM, and 18 modes displayed intensity value ...
High resolution spectral self-interference fluorescence microscopy
... The advantage of light microscopy over electron and scanned probe microscopy is the ability to image the interior of biological specimens. Light would be an ideal carrier of microscopic information if it weren’t for the resolution limit. But because of diffraction, standard light microscopes are not ...
... The advantage of light microscopy over electron and scanned probe microscopy is the ability to image the interior of biological specimens. Light would be an ideal carrier of microscopic information if it weren’t for the resolution limit. But because of diffraction, standard light microscopes are not ...
Persistent spectral hole burning in an organic material for temporal
... when the input image coincides with the recorded reference pattern. The stored reference pattern has been expressed to lowest order in the burning dose, in an optically thin sample. Description can be extended to optically thick slabs, where larger diffraction efficiency values are expected. With a ...
... when the input image coincides with the recorded reference pattern. The stored reference pattern has been expressed to lowest order in the burning dose, in an optically thin sample. Description can be extended to optically thick slabs, where larger diffraction efficiency values are expected. With a ...
Theoretical and experimental investigation of direct detection optical
... to minimize the penalty due to SSMI. In offset SSB-OFDM (OSSB-OFDM) [12], a sufficient guard band (GB) is allocated between the optical carrier and the OOFDM signal such that the SSMI and desired RF spectra are nonoverlapping. The minimum GB should be equal to the bandwidth of OOFDM signal; therefor ...
... to minimize the penalty due to SSMI. In offset SSB-OFDM (OSSB-OFDM) [12], a sufficient guard band (GB) is allocated between the optical carrier and the OOFDM signal such that the SSMI and desired RF spectra are nonoverlapping. The minimum GB should be equal to the bandwidth of OOFDM signal; therefor ...
Refractive index dispersion and related properties in fluorine doped
... The refractive index dispersion has been measured on bulk samples of commercial fluorine doped silica glasses, which were prepared by a plasma torch in the same way the glasses are for use in certain optical waveguides.1 2 Fluorine doping lowers the refractive index of fused silica and, therefore, i ...
... The refractive index dispersion has been measured on bulk samples of commercial fluorine doped silica glasses, which were prepared by a plasma torch in the same way the glasses are for use in certain optical waveguides.1 2 Fluorine doping lowers the refractive index of fused silica and, therefore, i ...
