Physical Optics: Diffraction, Interference, and Polarization of Light
... Unpolarized light can be conveniently plane-polarized by use of a Polaroid sheet. This is a sheet of transparent plastic in which special needlelike crystals of iodoquinine sulfate have been embedded and oriented. The resulting sheet will allow light through it only if the electric vector is vibrati ...
... Unpolarized light can be conveniently plane-polarized by use of a Polaroid sheet. This is a sheet of transparent plastic in which special needlelike crystals of iodoquinine sulfate have been embedded and oriented. The resulting sheet will allow light through it only if the electric vector is vibrati ...
Influence of a thin metal layer on a beam propagation in
... index increases in a linear way to above 16. So it can be seen that the extinction index is much higher than refractive in− dex. Characteristics of refractive and extinction indices for titanium present a totally different shape. Both, refractive and extinction indices present similar value for the ...
... index increases in a linear way to above 16. So it can be seen that the extinction index is much higher than refractive in− dex. Characteristics of refractive and extinction indices for titanium present a totally different shape. Both, refractive and extinction indices present similar value for the ...
Optimization of Bragg Grating in Optical Fiber Using - lea
... to treat theses problems [5],[10]. In this paper, it is presented a new heuristic applied to genetic algorithm that consists on appropriate reformulation of the fitness function, which presented faster results with more quality. Optical filter project based on FBG is used for testing to show the gen ...
... to treat theses problems [5],[10]. In this paper, it is presented a new heuristic applied to genetic algorithm that consists on appropriate reformulation of the fitness function, which presented faster results with more quality. Optical filter project based on FBG is used for testing to show the gen ...
Fiber Optics Communications
... Communications refers to information transmission and reception. The information being transmitted could be of various forms, either analog (voice, video, text) or digital form such as binary codes which when sampled properly carries essentially all information of analog signal Motivation of new com ...
... Communications refers to information transmission and reception. The information being transmitted could be of various forms, either analog (voice, video, text) or digital form such as binary codes which when sampled properly carries essentially all information of analog signal Motivation of new com ...
5 Convolution of Two Functions - School of Physics and Astronomy
... Correlation two function are shifted and the area of overlap formed by integration, but this time without the spatial reversal involved in convolution. The Correlation between two function f (x) and h(x) is given by ...
... Correlation two function are shifted and the area of overlap formed by integration, but this time without the spatial reversal involved in convolution. The Correlation between two function f (x) and h(x) is given by ...
Министерство высшего и среднего специального образования
... based on interferometric measurement using the wavelength of krypton 86 and our view of the whole world of Physics is greatly dependent on the unit of length. Einstein's relativity theories were constructed to explain the results of some very important interferometric experiments made bу Michelson a ...
... based on interferometric measurement using the wavelength of krypton 86 and our view of the whole world of Physics is greatly dependent on the unit of length. Einstein's relativity theories were constructed to explain the results of some very important interferometric experiments made bу Michelson a ...
Aalborg Universitet Near-field electrospinning of dielectric-loaded surface plasmon polariton waveguides
... plasmons. Various waveguiding structures for surface plasmons, fabricated with different techniques, such as metal stripes [3–5] and v-grooves [6,7] have already been investigated. The strong lateral confinement can be also achieved by depositing polymer stripes on a metal surface and using them as ...
... plasmons. Various waveguiding structures for surface plasmons, fabricated with different techniques, such as metal stripes [3–5] and v-grooves [6,7] have already been investigated. The strong lateral confinement can be also achieved by depositing polymer stripes on a metal surface and using them as ...
Intensity-dependent change in polarization state of light in normal
... These equations clearly show the intensity dependence of polarization state of the reflected and transmitted light beams. From eqs (13) and (14) it is clear that when incident light is plane polarized (pinc = p∗inc ) or circularly polarized (pinc = ±i), then pref = pinc and ptra = pinc , i.e., there ...
... These equations clearly show the intensity dependence of polarization state of the reflected and transmitted light beams. From eqs (13) and (14) it is clear that when incident light is plane polarized (pinc = p∗inc ) or circularly polarized (pinc = ±i), then pref = pinc and ptra = pinc , i.e., there ...
Visible Light, Wide-Angle Graded Metasurface for Back Reflection
... cloaking,9−11 focusing and beam shaping,5,12 polarization management,13,14 and nonreciprocal beam control when combined with time modulation.15,16 The nanoscale control of strong wave−matter interactions in metasurfaces has opened remarkable opportunities for low-loss, integrable planar optics.2 In ...
... cloaking,9−11 focusing and beam shaping,5,12 polarization management,13,14 and nonreciprocal beam control when combined with time modulation.15,16 The nanoscale control of strong wave−matter interactions in metasurfaces has opened remarkable opportunities for low-loss, integrable planar optics.2 In ...
Lab 3: Wave Plates and Polarization of Light – Physical Science
... The wave plates operate on the principle that two orthogonally oriented polarization states experience two different indices of refraction. Consequently, one polarization of light travels faster in the wave plate compared to the other. The birefringent material of the wave plate are asymmetric in th ...
... The wave plates operate on the principle that two orthogonally oriented polarization states experience two different indices of refraction. Consequently, one polarization of light travels faster in the wave plate compared to the other. The birefringent material of the wave plate are asymmetric in th ...
A guide to super-resolution fluorescence microscopy
... the lateral resolution increases by a factor of two beyond the classical diffraction limit. With three-dimensional SIM (3D-SIM), an additional twofold increase in the axial resolution can be achieved by generating an excitation light modulation along the z-axis using three-beam interference (Gustafs ...
... the lateral resolution increases by a factor of two beyond the classical diffraction limit. With three-dimensional SIM (3D-SIM), an additional twofold increase in the axial resolution can be achieved by generating an excitation light modulation along the z-axis using three-beam interference (Gustafs ...
a flat high-frequency scanning micromirror - EECS: www
... µm-long hinge (the hinge used for the 550 µm-diameter mirror with resonant frequency of 34 kHz) with a total scan of ±6.25° is approximately 1.8%. Mirrors have been operated at this level for over 200 million cycles without any noticeable degradation in performance, but this strain may be too high f ...
... µm-long hinge (the hinge used for the 550 µm-diameter mirror with resonant frequency of 34 kHz) with a total scan of ±6.25° is approximately 1.8%. Mirrors have been operated at this level for over 200 million cycles without any noticeable degradation in performance, but this strain may be too high f ...
Band gap characterization and slow light effects in
... completely or partially formed. Waves propagating in the air slit region behave very differenting from waves propagating in the slot waveguide region. As a consequence, the frequency dispersion of the Bloch mode is large, causing the gap to move above the light line for relatively small f.f. values. ...
... completely or partially formed. Waves propagating in the air slit region behave very differenting from waves propagating in the slot waveguide region. As a consequence, the frequency dispersion of the Bloch mode is large, causing the gap to move above the light line for relatively small f.f. values. ...
Reflection, Refraction and the Prism
... of the path of light through any optical system. However, as seen in the chapter on Light, the Huygens wavefront construction can be become complicated, especially in systems with a large number of optical components. A simpler approach to track the behavior of light is based on the propagation of l ...
... of the path of light through any optical system. However, as seen in the chapter on Light, the Huygens wavefront construction can be become complicated, especially in systems with a large number of optical components. A simpler approach to track the behavior of light is based on the propagation of l ...
Helicity-dependent three-dimensional optical trapping of chiral
... Lw ¼ 1 are trapped only for small enough sizes. In contrast, our results show that all types of chiral particles can be selectively 3D trapped using an appropriate light field whatever their sizes. Results Chiral light field. Our proposal for helicity driven selective 3D optical trapping of transpar ...
... Lw ¼ 1 are trapped only for small enough sizes. In contrast, our results show that all types of chiral particles can be selectively 3D trapped using an appropriate light field whatever their sizes. Results Chiral light field. Our proposal for helicity driven selective 3D optical trapping of transpar ...
Laser ranging: a critical review of usual techniques
... and triangulation methods.1 Considerable progress has been achieved during recent years by understanding the basic physical and information theoretical principles of range sensing. It appears that the advance in the design of lasers, integrated optics devices, emitter and receiver electronics will l ...
... and triangulation methods.1 Considerable progress has been achieved during recent years by understanding the basic physical and information theoretical principles of range sensing. It appears that the advance in the design of lasers, integrated optics devices, emitter and receiver electronics will l ...
Nonlinear matter wave optics
... condensed by evaporative cooling. Therefore the potential walls are made lower, fast atoms can leave the trap and the others rethermalize at a lower temperature. For every magnitude of lost atoms, Ω increases approximately two magnitudes. 1995 the first experimental evidence of BEC is found by Corne ...
... condensed by evaporative cooling. Therefore the potential walls are made lower, fast atoms can leave the trap and the others rethermalize at a lower temperature. For every magnitude of lost atoms, Ω increases approximately two magnitudes. 1995 the first experimental evidence of BEC is found by Corne ...
Molten-core fabrication of novel optical fibers
... much higher yttria and alumina concentrations than would otherwise be possible, opening the door to “novel fibers from common materials” (just not common when it comes to optical fibers). For example, the YAG-derived fibers with high yttria and alumina contents have shown less cooperative upconversi ...
... much higher yttria and alumina concentrations than would otherwise be possible, opening the door to “novel fibers from common materials” (just not common when it comes to optical fibers). For example, the YAG-derived fibers with high yttria and alumina contents have shown less cooperative upconversi ...