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The Optical and Physical Advisor: Peter Collings
... 20 years. Studies that examine liquid crystals with unique properties, such as the photosensitivity of ZhK 440, can help initiate the development of new technologies in industries such as display manufacturing and nanotechnology. The purpose of this study was to determine the basic physical properti ...
... 20 years. Studies that examine liquid crystals with unique properties, such as the photosensitivity of ZhK 440, can help initiate the development of new technologies in industries such as display manufacturing and nanotechnology. The purpose of this study was to determine the basic physical properti ...
Synopsis by Lori Moore
... typically specified: the low, mid, and high spatial frequency regions. The cutoffs for each region depend on the application. For optical applications the wavelength of the light used and the size of the part are often the parameters which determine the cutoffs for the three regions. The lower order ...
... typically specified: the low, mid, and high spatial frequency regions. The cutoffs for each region depend on the application. For optical applications the wavelength of the light used and the size of the part are often the parameters which determine the cutoffs for the three regions. The lower order ...
Spectroscopic Characterization of Mixed Fe−Ni
... overpotential of reaction and the stable activity. Corrigan et al. examined electrodeposited Ni−Fe catalysts in a mixed oxide system for their oxygen evolution capability.20 These electrodeposited films showed higher oxygen evolution activity compared to that of pure Ni or Fe oxide. Miller also inves ...
... overpotential of reaction and the stable activity. Corrigan et al. examined electrodeposited Ni−Fe catalysts in a mixed oxide system for their oxygen evolution capability.20 These electrodeposited films showed higher oxygen evolution activity compared to that of pure Ni or Fe oxide. Miller also inves ...
QUANTITIES, TERMINOLOGY, AND SYMBOLS IN
... is detected by photothermal radiometry, while reflectivity/absorptivity change is sensed by transient thermal reflectance, transient piezo-reflectance, and transmission measurement. The photothermal method has a number of merits compared with other methods [3,5,7–9]. It is highly sensitive and appli ...
... is detected by photothermal radiometry, while reflectivity/absorptivity change is sensed by transient thermal reflectance, transient piezo-reflectance, and transmission measurement. The photothermal method has a number of merits compared with other methods [3,5,7–9]. It is highly sensitive and appli ...
tuning
... Optical Communication is made by Optical Cable which has a very thin optical fiber. Optical Communication has much more advantage than Coaxial Cable Telecommunication but only one, an interconnection is very weak point in Optical Communication. That is, the Coaxial Cable is no problem by twist as we ...
... Optical Communication is made by Optical Cable which has a very thin optical fiber. Optical Communication has much more advantage than Coaxial Cable Telecommunication but only one, an interconnection is very weak point in Optical Communication. That is, the Coaxial Cable is no problem by twist as we ...
Time-resolved detection of propagating Lamb waves in thin
... any mode to an individual wavevector. As for the 100 nm grating case, most of the measured frequencies can be clearly assigned to a frequency given by the Lamb dispersion. The damping distance for the 500 nm grating is shown in Fig. 3(d) together with the 100 nm case. For both structures, a similar ...
... any mode to an individual wavevector. As for the 100 nm grating case, most of the measured frequencies can be clearly assigned to a frequency given by the Lamb dispersion. The damping distance for the 500 nm grating is shown in Fig. 3(d) together with the 100 nm case. For both structures, a similar ...
PDF only - at www.arxiv.org.
... bandwidth, we can conveniently use dielectric gratings instead of metallic-coated ones. Dielectric gratings are important for two reasons. First, for narrow bandwidth, they have an excellent efficiency of 99%. Second, because the pulse is rather long, i.e. 20 ps, the gratings have a much higher dama ...
... bandwidth, we can conveniently use dielectric gratings instead of metallic-coated ones. Dielectric gratings are important for two reasons. First, for narrow bandwidth, they have an excellent efficiency of 99%. Second, because the pulse is rather long, i.e. 20 ps, the gratings have a much higher dama ...
Document
... Gain at 1560 nm is some 3 dB higher than gain at 1540 nm (this is twice as much). In most applications (if there is only a single channel or if there are only a few amplifiers in the circuit) this is not too much of a limitation. WDM systems use many wavelengths within the amplified band. If we have ...
... Gain at 1560 nm is some 3 dB higher than gain at 1540 nm (this is twice as much). In most applications (if there is only a single channel or if there are only a few amplifiers in the circuit) this is not too much of a limitation. WDM systems use many wavelengths within the amplified band. If we have ...
3.4-?m ZGP RISTRA nanosecond - AS
... In previously reported applications of the RISTRA cavity the OPO was injection seeded for single frequency oscillation, and it was pumped by the first or second harmonic of a single-frequency injection-seeded Nd:YAG laser that had a high-quality flat-topped spatial profile [15]. An important differ ...
... In previously reported applications of the RISTRA cavity the OPO was injection seeded for single frequency oscillation, and it was pumped by the first or second harmonic of a single-frequency injection-seeded Nd:YAG laser that had a high-quality flat-topped spatial profile [15]. An important differ ...
Pulsed Solid State Laser with Passive Q
... countermeasure systems. Other types of lasers that employ solid-state gain media are semiconductor lasers and optical fiber lasers. However, since these lasers employ very specialized technologies and design principles, they are usually treated separately from conventional solid-state lasers [1]. ...
... countermeasure systems. Other types of lasers that employ solid-state gain media are semiconductor lasers and optical fiber lasers. However, since these lasers employ very specialized technologies and design principles, they are usually treated separately from conventional solid-state lasers [1]. ...
The lion-msc document class - Leiden Institute of Physics
... able entanglement, the quantum correlations in spatial entanglement can be resolved with relative ease and high resolution by using a combination of lenses and apertures only. The low conversion efficiency in non-linear crystals combined with the long coherence time of a continuous wave pump and ult ...
... able entanglement, the quantum correlations in spatial entanglement can be resolved with relative ease and high resolution by using a combination of lenses and apertures only. The low conversion efficiency in non-linear crystals combined with the long coherence time of a continuous wave pump and ult ...
OPTIMIZATION OF THE FIBER-OPITC FABRY-PEROT INTERFEROMETER CONSTRUCTION Małgorzata Jędrzejewska-Szczerska,
... In the spectral domain signal processing the modulation frequency of the measurement signal gives information about the measurand (equation (8)), as shown in Fig.3. It can be noted that for ∆φ=0 there is no spectral modulation (Fig.3a)). If the phase difference between the interfering beams varies f ...
... In the spectral domain signal processing the modulation frequency of the measurement signal gives information about the measurand (equation (8)), as shown in Fig.3. It can be noted that for ∆φ=0 there is no spectral modulation (Fig.3a)). If the phase difference between the interfering beams varies f ...
Preview of “ZEISS Microscopy Online ...opy Basics | Objectives”
... assistance of Computer-Aided-Design (CAD) systems, which use advanced rare-element glass formulations of uniform composition and quality characterized by highly specific refractive indices. These advanced techniques have allowed manufacturers to produce objectives tha ...
... assistance of Computer-Aided-Design (CAD) systems, which use advanced rare-element glass formulations of uniform composition and quality characterized by highly specific refractive indices. These advanced techniques have allowed manufacturers to produce objectives tha ...
OPTI 511R, Spring 2015 Problem Set 8 Prof. E. M. Wright Due
... (Remember that the Hermite-Gaussian solutions are valid for free space as well as within a cavity.) Thus the beam will have a waist w0 that is the same as the waist of the occupied cavity mode, and that is located in the same position in space (at z = 0) as the cavity mode waist. The transverse prof ...
... (Remember that the Hermite-Gaussian solutions are valid for free space as well as within a cavity.) Thus the beam will have a waist w0 that is the same as the waist of the occupied cavity mode, and that is located in the same position in space (at z = 0) as the cavity mode waist. The transverse prof ...
Fundamental limit of nanophotonic light trapping in solar cells
... requires great advancements in both cost reduction and efficiency improvement. An approach that simultaneously achieves these two objectives is to use light-trapping schemes. Light trapping allows cells to absorb sunlight using an active material layer that is much thinner than the material’s intrin ...
... requires great advancements in both cost reduction and efficiency improvement. An approach that simultaneously achieves these two objectives is to use light-trapping schemes. Light trapping allows cells to absorb sunlight using an active material layer that is much thinner than the material’s intrin ...
Far-Field Optical Superlens
... surface is not permitted, and thus evanescent wave enhancement does not occur. The distance between the FSL and object is 35 nm, which is about the decay length of the evanescent waves. The evanescent components rapidly diminish over 70 nm distance before reaching the grating of FSL to be converted ...
... surface is not permitted, and thus evanescent wave enhancement does not occur. The distance between the FSL and object is 35 nm, which is about the decay length of the evanescent waves. The evanescent components rapidly diminish over 70 nm distance before reaching the grating of FSL to be converted ...
Microscope
... Field of view > or equal 500X cause increase in diffraction due to the differences in refractive index between glass and lenses (1.51) and air (1) which increase refraction, and small lenses present in high magnification so that oil is used in these lenses as it has refractive index similar to glass ...
... Field of view > or equal 500X cause increase in diffraction due to the differences in refractive index between glass and lenses (1.51) and air (1) which increase refraction, and small lenses present in high magnification so that oil is used in these lenses as it has refractive index similar to glass ...
Wave Optics Theory and 3-D Deconvolution for the Light Field
... of the camera pixels [6]. Since modern image sensors with high fill factors are very close to band-limited, the achievable super-resolution factor is roughly 2x with deconvolution, although higher super-resolution factors can be achieved by leveraging priors that capture statistical properties of th ...
... of the camera pixels [6]. Since modern image sensors with high fill factors are very close to band-limited, the achievable super-resolution factor is roughly 2x with deconvolution, although higher super-resolution factors can be achieved by leveraging priors that capture statistical properties of th ...
RESONANCE WAVELENGTH DEPENDENCE AND MODE
... for each resonant mode. Another important difference is related to the presence of highlocalized spot at the nanoantenna corners due to the presence of the angled tips. Angled tips, together with the finite thickness, which is comparable to the nanoantennas length, induce the presence of highly inte ...
... for each resonant mode. Another important difference is related to the presence of highlocalized spot at the nanoantenna corners due to the presence of the angled tips. Angled tips, together with the finite thickness, which is comparable to the nanoantennas length, induce the presence of highly inte ...
Conformational Evolution of Elongated Polymer Solutions Tailors
... conformational evolution of the polymer chains during electrostatic elongation of semidilute solutions demonstrate that the molecules stretch almost fully within less than 1 mm from jet start, increasing polymer axial orientation at the jet center. The nanoscale mapping of the local dichroism of ind ...
... conformational evolution of the polymer chains during electrostatic elongation of semidilute solutions demonstrate that the molecules stretch almost fully within less than 1 mm from jet start, increasing polymer axial orientation at the jet center. The nanoscale mapping of the local dichroism of ind ...
Introduction to Fiber Optic Sensing
... obtain precise measurements of full strain fields, load distributions, temperature distributions, and other parameters. Both scattering and FBGs use various demodulation techniques. Wavelength division multiplexing (WDM) is the most common demodulation technique for FBG based technology. However, op ...
... obtain precise measurements of full strain fields, load distributions, temperature distributions, and other parameters. Both scattering and FBGs use various demodulation techniques. Wavelength division multiplexing (WDM) is the most common demodulation technique for FBG based technology. However, op ...
Photodetecting Fiber Webs—Y. Fink, J. Joannopoulos
... phases reveal information about modal losses and dispersion as was the aspire of many early efforts to model transmission in multimode waveguides, originally with Bell-Labs WT4 millimeter waveguide system, thereafter with step-index optical fiber, plastic optical fibers, and PBG fibers. Furthermore, ...
... phases reveal information about modal losses and dispersion as was the aspire of many early efforts to model transmission in multimode waveguides, originally with Bell-Labs WT4 millimeter waveguide system, thereafter with step-index optical fiber, plastic optical fibers, and PBG fibers. Furthermore, ...
Simulating and optimizing compound refractive lens-based X
... lenses (Kang et al., 2006); (ii) total reflection, such as in Kirkpatrick–Baez (Kirkpatrick & Baez, 1948) and Wolter (Wolter, 1952) mirrors, and lobster-eye (Inneman et al., 1999) and Kumakhov (Kumakhov & Komarov, 1990) lenses; and (iii) refraction, such as in prisms (Cederstrom et al., 2000) and co ...
... lenses (Kang et al., 2006); (ii) total reflection, such as in Kirkpatrick–Baez (Kirkpatrick & Baez, 1948) and Wolter (Wolter, 1952) mirrors, and lobster-eye (Inneman et al., 1999) and Kumakhov (Kumakhov & Komarov, 1990) lenses; and (iii) refraction, such as in prisms (Cederstrom et al., 2000) and co ...
OpticalDiagnostics-ScatteringDiagnostics
... First application to a laboratory plasma in 1963 by Fünfer (First ruby laser in 1960) First measurements in hot plasmas by Peacock et al., in 1969 at the Russian T3 Tokamak Thomson Scattering Tutorial for EFTS/EODI, 12th June 2009, M.Kempenaars ...
... First application to a laboratory plasma in 1963 by Fünfer (First ruby laser in 1960) First measurements in hot plasmas by Peacock et al., in 1969 at the Russian T3 Tokamak Thomson Scattering Tutorial for EFTS/EODI, 12th June 2009, M.Kempenaars ...