June 4 - The 7th International Conference on Surface Plasmon
... an image with sub-diffraction limited (SDL) resolution [1]. In this seminal paper, Pendry showed that by using a thin metallic slab, only few tens of nanometers thick, which is excited with light near its surface plasmon (SP) resonance frequency, an image with SDL size can be obtained, due to the hi ...
... an image with sub-diffraction limited (SDL) resolution [1]. In this seminal paper, Pendry showed that by using a thin metallic slab, only few tens of nanometers thick, which is excited with light near its surface plasmon (SP) resonance frequency, an image with SDL size can be obtained, due to the hi ...
An ultrasmall wavelength-selective channel drop switch
... function of wavelength. Figure 4共b兲 shows the drop efficiency as a function of the air gap between the PC waveguide and the PC nanocavity slab. The results of measurements and calculations are shown by solid and dotted curves, respectively, after normalization by their maximum values. The drop effic ...
... function of wavelength. Figure 4共b兲 shows the drop efficiency as a function of the air gap between the PC waveguide and the PC nanocavity slab. The results of measurements and calculations are shown by solid and dotted curves, respectively, after normalization by their maximum values. The drop effic ...
Model for estimating the penetration depth limit of
... TRUE, the ultrasound is focused deep inside a tissue sample, while the tissue is illuminated by a laser beam. Diffuse laser light reaching the US focus is then frequency-shifted by the acousto-optic effect [6], which serves as a “tag”. Tagged US frequency-shifted light leaving the sample is selecti ...
... TRUE, the ultrasound is focused deep inside a tissue sample, while the tissue is illuminated by a laser beam. Diffuse laser light reaching the US focus is then frequency-shifted by the acousto-optic effect [6], which serves as a “tag”. Tagged US frequency-shifted light leaving the sample is selecti ...
Document
... The condition below assures a ray will have enough fiber to bend back towards the center axis: ...
... The condition below assures a ray will have enough fiber to bend back towards the center axis: ...
5. INTERFERENCE. Introduction.
... Previously, in these notes the amplitude of an electromagnetic wave has been considered and its vector quality when discussing polarization. The vector nature of the electric field is an important property because it is frequently the case that there are several electromagnetic waves from different ...
... Previously, in these notes the amplitude of an electromagnetic wave has been considered and its vector quality when discussing polarization. The vector nature of the electric field is an important property because it is frequently the case that there are several electromagnetic waves from different ...
moiré technique
... place the reference g grating g t1 in the image plane. t1 then of course has to be scaled according to the image magnification. The resulting intensity becomes proportional to t1 · t2. 4. Image the reference grating given by t1 onto a photographic film and thereafter image the model grating given by ...
... place the reference g grating g t1 in the image plane. t1 then of course has to be scaled according to the image magnification. The resulting intensity becomes proportional to t1 · t2. 4. Image the reference grating given by t1 onto a photographic film and thereafter image the model grating given by ...
Measurement of the dispersion of air and of refractive index
... information plays a crucial role. The coherence of the process allows implementing interferometric tools based on the relative dephasing of the fundamental and double-frequency beams. Several versions of second harmonic interferometry exist [22,23], all based on the generation of second harmonic lig ...
... information plays a crucial role. The coherence of the process allows implementing interferometric tools based on the relative dephasing of the fundamental and double-frequency beams. Several versions of second harmonic interferometry exist [22,23], all based on the generation of second harmonic lig ...
Path-reversed substrate-guided- wave optical interconnects for
... planned for another publication. Figure 6 shows the experimental results for a fourchannel WDDM operating at 796, 798, 800, and 802 nm, for which the bandwidth of the device can accommodate all four channels, as shown in Fig. 5, while maintaining a 2-nm wavelength separation. This image was taken wi ...
... planned for another publication. Figure 6 shows the experimental results for a fourchannel WDDM operating at 796, 798, 800, and 802 nm, for which the bandwidth of the device can accommodate all four channels, as shown in Fig. 5, while maintaining a 2-nm wavelength separation. This image was taken wi ...
Slide 1
... However, if the contribution from each slit is zero (wsin=nl, n=1, 2…), then the diffracted light will be dark at that angle, even though psin =ml. ...
... However, if the contribution from each slit is zero (wsin=nl, n=1, 2…), then the diffracted light will be dark at that angle, even though psin =ml. ...
Special-Effect Pigments
... Various cornpanies produce angle-dependent spectrophotorneters. The GretagMacbeth Auto-Eye 642 illurninates the surface from an angle of 45" and offers viewing angles of 25", 45", 75" and 110" (aspecular angles). The X-Rite MA6811, too, iiiurninates at 45'; in this instrurnent the viewing angles are ...
... Various cornpanies produce angle-dependent spectrophotorneters. The GretagMacbeth Auto-Eye 642 illurninates the surface from an angle of 45" and offers viewing angles of 25", 45", 75" and 110" (aspecular angles). The X-Rite MA6811, too, iiiurninates at 45'; in this instrurnent the viewing angles are ...
Applications of Surface Metrology to Issues in Art
... experiment to discern different brush hair types and different paint material by taking measurements using fine-scaled microscopes and analyzing the results using surface metrology software. As a result, we were able to discern different brush hair types from each other with 99.9% confidence level e ...
... experiment to discern different brush hair types and different paint material by taking measurements using fine-scaled microscopes and analyzing the results using surface metrology software. As a result, we were able to discern different brush hair types from each other with 99.9% confidence level e ...
Optical forces through guided light deflections
... in the presence of aberrations when trapping through a thick sample chamber, which can somehow be recovered by aberration correction [25]. Having higher quality factors is needed to fully exploit light’s momentum either to achieve stronger optical forces or to avoid the use of high input powers. On ...
... in the presence of aberrations when trapping through a thick sample chamber, which can somehow be recovered by aberration correction [25]. Having higher quality factors is needed to fully exploit light’s momentum either to achieve stronger optical forces or to avoid the use of high input powers. On ...
HOLO TEXT
... it passes from a material of greater density to one of lesser density. By backtracking through our example we discover that the opposite effect is observed. When a ray of light passes from glass into air it bends away from the normal. In examing this phenomena we soon realize that this must be the c ...
... it passes from a material of greater density to one of lesser density. By backtracking through our example we discover that the opposite effect is observed. When a ray of light passes from glass into air it bends away from the normal. In examing this phenomena we soon realize that this must be the c ...
Focus Variation – a Robust Technology for High
... interferometry for example, has been found to produce erroneous results for roughness measurements of periodic standards with Ra values between 50 and 300 nm [7]. Another report shows jumps or spikes of half the mean wavelength, which is reported more frequently as the surface gradient increases or ...
... interferometry for example, has been found to produce erroneous results for roughness measurements of periodic standards with Ra values between 50 and 300 nm [7]. Another report shows jumps or spikes of half the mean wavelength, which is reported more frequently as the surface gradient increases or ...
measuring
... It is analogous to radiance, differentiating the lumen with respect to both area and direction. This unit also has a special name, the “nit”, which is cd/m2 or lm/m2sr if you prefer. The symbol is Lv. It is most often used to characterize the “brightness“ of flat emitting or reflecting surfaces. ...
... It is analogous to radiance, differentiating the lumen with respect to both area and direction. This unit also has a special name, the “nit”, which is cd/m2 or lm/m2sr if you prefer. The symbol is Lv. It is most often used to characterize the “brightness“ of flat emitting or reflecting surfaces. ...
Slide 1
... Often done in large signal conditions – gain saturation Requires a high-power excitation source Characterization of noise Optical domain – measure the level of ASE coming from the amplifier Electrical domain – use a photodetector and an electrical spectrum analyser to characterize the total amount o ...
... Often done in large signal conditions – gain saturation Requires a high-power excitation source Characterization of noise Optical domain – measure the level of ASE coming from the amplifier Electrical domain – use a photodetector and an electrical spectrum analyser to characterize the total amount o ...
Nomarski differential interference-contrast microscopy
... specimen and the microscope objective and converge in the image-side focal plane of the microscope objective. This is where a second Wallaston prism is located, wh ich has the same dimensions and optical proper ties as the first one . Together with the microscope objective the second prism re comb ...
... specimen and the microscope objective and converge in the image-side focal plane of the microscope objective. This is where a second Wallaston prism is located, wh ich has the same dimensions and optical proper ties as the first one . Together with the microscope objective the second prism re comb ...
Chromatic and Monochromatic Aberrations
... ray and trace out the ray path exactly. This is a very accurate way of describing the image formed by the lens and it fully includes the effects of monochromatic and chromatic aberrations. However, it is very time consuming, and unfortunately this action cannot be condensed into simple mathematical ...
... ray and trace out the ray path exactly. This is a very accurate way of describing the image formed by the lens and it fully includes the effects of monochromatic and chromatic aberrations. However, it is very time consuming, and unfortunately this action cannot be condensed into simple mathematical ...
OFC - GEOCITIES.ws
... An optical fibre is a transparent conduit as thin as human hair made of glass or clear plastic, made to guide light waves along its length Optical Fiber ...
... An optical fibre is a transparent conduit as thin as human hair made of glass or clear plastic, made to guide light waves along its length Optical Fiber ...
Concepts of optical signal processing and optical communications
... Fig. IV-26 In optics, pulses with durations down to 10fs are available for switching operations, orders of magnitude shorter than the shortest electrical pulses. To exploit this potential, however, we shall have to address broadband optical pulse propagation, which we shall do at the end of this cha ...
... Fig. IV-26 In optics, pulses with durations down to 10fs are available for switching operations, orders of magnitude shorter than the shortest electrical pulses. To exploit this potential, however, we shall have to address broadband optical pulse propagation, which we shall do at the end of this cha ...
genius PHYSICS by Pradeep Kshetrapal Newtons corpuscular
... (i) The initial phase difference between the interfering waves must remain constant : Otherwise the interference will not be sustained. (ii) The frequency and wavelengths of two waves should be equal : If not the phase difference will not remain constant and so the interference will not be sustained ...
... (i) The initial phase difference between the interfering waves must remain constant : Otherwise the interference will not be sustained. (ii) The frequency and wavelengths of two waves should be equal : If not the phase difference will not remain constant and so the interference will not be sustained ...