Electro Optic Sampling of Ultrashort Mid
... In order to produce and measure THz pulses, an 800 nm laser beam consisting of 50 femtosecond pulses is split into a generation beam and reader beam, the former carrying most of the energy. After the generation beam is converted into THz radiation, both beams are focused onto a GaSe crystal. The rea ...
... In order to produce and measure THz pulses, an 800 nm laser beam consisting of 50 femtosecond pulses is split into a generation beam and reader beam, the former carrying most of the energy. After the generation beam is converted into THz radiation, both beams are focused onto a GaSe crystal. The rea ...
Partially Coherent Image Formation Theory for X
... provides the image contrast, phase contrast mechanisms such as differential phase contrast (DIC) [10–14] and Zernike phase contrast [10, 15, 16] are also available. These phase contrast imaging mechanisms are especially attractive at the x-ray wavelengths where phase contrast of most materials is ty ...
... provides the image contrast, phase contrast mechanisms such as differential phase contrast (DIC) [10–14] and Zernike phase contrast [10, 15, 16] are also available. These phase contrast imaging mechanisms are especially attractive at the x-ray wavelengths where phase contrast of most materials is ty ...
Conference title, upper and lower case, bolded, 18 point type
... that has high transmission in the visible wavelength region is indium tin oxide (ITO). However, this material’s transmission rapidly diminishes in the IR and the sheet resistance is typically limited to several ohms per square for sufficient transparency. A metalized grid has greater flexibility. Th ...
... that has high transmission in the visible wavelength region is indium tin oxide (ITO). However, this material’s transmission rapidly diminishes in the IR and the sheet resistance is typically limited to several ohms per square for sufficient transparency. A metalized grid has greater flexibility. Th ...
Improved modeling of grid structures on optics: transmission, sheet
... that has high transmission in the visible wavelength region is indium tin oxide (ITO). However, this material’s transmission rapidly diminishes in the IR and the sheet resistance is typically limited to several ohms per square for sufficient transparency. A metalized grid has greater flexibility. Th ...
... that has high transmission in the visible wavelength region is indium tin oxide (ITO). However, this material’s transmission rapidly diminishes in the IR and the sheet resistance is typically limited to several ohms per square for sufficient transparency. A metalized grid has greater flexibility. Th ...
Single-pixel infrared and visible microscope
... technology is extremely well developed. Microscopy in other regions of the spectrum, such as infrared or ultraviolet, traditionally requires expensive cameras. Single-pixel imaging is, therefore, an attractive prospect as it allows the development of imaging systems that can be significantly cheaper ...
... technology is extremely well developed. Microscopy in other regions of the spectrum, such as infrared or ultraviolet, traditionally requires expensive cameras. Single-pixel imaging is, therefore, an attractive prospect as it allows the development of imaging systems that can be significantly cheaper ...
PPT
... Waves from two unrelated sources. Examples: light from two points on the sun or two atoms on a light bulb filament, or two people singing the same note. Incoherent intensities add. The average of constructive and destructive interference is no interference! Lecture 3, p 14 ...
... Waves from two unrelated sources. Examples: light from two points on the sun or two atoms on a light bulb filament, or two people singing the same note. Incoherent intensities add. The average of constructive and destructive interference is no interference! Lecture 3, p 14 ...
Confocal Live Cell Microscopy
... Z-stack: A set of confocal images taken from the specimen so that the image area along the x- and y-axes remains the same but the distance from the objective (z-axis) is different for each image. As the distance between adjacent images is precisely controlled in the z-stack, it can be used to form a ...
... Z-stack: A set of confocal images taken from the specimen so that the image area along the x- and y-axes remains the same but the distance from the objective (z-axis) is different for each image. As the distance between adjacent images is precisely controlled in the z-stack, it can be used to form a ...
LABORATORY TECHNIQUES
... the interference pattern. The angle should be chosen such that a complete interference pattern can be seen. Adjust the position of the collimating lens until the desired interference pattern is obtained (uniform central area for parallel flat, largest fringe pattern for wedge flat). Collimating with ...
... the interference pattern. The angle should be chosen such that a complete interference pattern can be seen. Adjust the position of the collimating lens until the desired interference pattern is obtained (uniform central area for parallel flat, largest fringe pattern for wedge flat). Collimating with ...
Interferometric lithography with an amplitude division interferometer and a desktop
... as compared with the wavefront division Lloyd’s mirror configuration. First, with the ADI it is possible to print larger areas due to its relaxed spatial coherence requirements. This represents an important advantage, in particular when the interferometer is used in combination with laser-pumped tab ...
... as compared with the wavefront division Lloyd’s mirror configuration. First, with the ADI it is possible to print larger areas due to its relaxed spatial coherence requirements. This represents an important advantage, in particular when the interferometer is used in combination with laser-pumped tab ...
Oxidation of some Late Transition Metal Surfaces: Structural studies
... In the discussion above the crystal is assumed to be infinitely large, which is a valid approximation for directions parallel to the surface. But the penetration depth of the beam is finite, which breaks the periodicity perpendicular to the surface. This affects the Fourier transform so that the rec ...
... In the discussion above the crystal is assumed to be infinitely large, which is a valid approximation for directions parallel to the surface. But the penetration depth of the beam is finite, which breaks the periodicity perpendicular to the surface. This affects the Fourier transform so that the rec ...
Earth Unit
... Each kind of mineral has a specially shaped crystal. Diamond crystals, for example have a different shape from ruby crystals. ...
... Each kind of mineral has a specially shaped crystal. Diamond crystals, for example have a different shape from ruby crystals. ...
Conference title, upper and lower case, bolded, 18 point type
... Fig. S11. Experimentally measured J0 Bessel beam profile for different wavelengths. (a) to (k) Bessel beam profile at different wavelengths (labeled in the plots) generated by a silicon meta-axicon designed by using the same method described in the main text. This silicon meta-axicon was prepared by ...
... Fig. S11. Experimentally measured J0 Bessel beam profile for different wavelengths. (a) to (k) Bessel beam profile at different wavelengths (labeled in the plots) generated by a silicon meta-axicon designed by using the same method described in the main text. This silicon meta-axicon was prepared by ...
Definitions,Procedures, Explanations
... 2. Determine the actual dimensions of the rectangle using the scale. 3. Count the number of crystals in the rectangle. 4. Divide the area in step 2 by the number of crystals in step 4. Even more precisely, you might want to average over several rectangles. Remember the procedures given here are inco ...
... 2. Determine the actual dimensions of the rectangle using the scale. 3. Count the number of crystals in the rectangle. 4. Divide the area in step 2 by the number of crystals in step 4. Even more precisely, you might want to average over several rectangles. Remember the procedures given here are inco ...
Slides_H8_History_by_Lau
... Its intrinsic divergence can be much smaller than the critical angle Yp Detailed studies of proton channeling could be done successfully in H8 with nice results and record deflection efficiencies for the full beam ! A crystal has been irradiated in the T6 target to a beam of 5 1012 ppp with a 0. ...
... Its intrinsic divergence can be much smaller than the critical angle Yp Detailed studies of proton channeling could be done successfully in H8 with nice results and record deflection efficiencies for the full beam ! A crystal has been irradiated in the T6 target to a beam of 5 1012 ppp with a 0. ...
Intro to FIRERAY OBSD
... Conduct a Fault test by fully covering the Reflector, within two seconds, with non-reflective material ...
... Conduct a Fault test by fully covering the Reflector, within two seconds, with non-reflective material ...
Superprism effect based on phase velocities 745
... plane) traveling inside a 2D square lattice (period a) of air holes of radius r 苷 0.35a in dielectric e 苷 12. The dispersion surfaces of this system were calculated in Ref. 14, and Fig. 2(b) shows a surface of frequency 0.17共2pc兾a兲 with extremely f lat regions along the GM direction. A possible way ...
... plane) traveling inside a 2D square lattice (period a) of air holes of radius r 苷 0.35a in dielectric e 苷 12. The dispersion surfaces of this system were calculated in Ref. 14, and Fig. 2(b) shows a surface of frequency 0.17共2pc兾a兲 with extremely f lat regions along the GM direction. A possible way ...
IJCA 47A(6) 815-820
... of the mesostructure. If instead an anionic template had been used there would be no ionic interactions between two negatively charged species. As far as the use of non-ionic templates is concerned, examples where non-ionic template Pluronic F127 has been used as a template for the synthesis of meso ...
... of the mesostructure. If instead an anionic template had been used there would be no ionic interactions between two negatively charged species. As far as the use of non-ionic templates is concerned, examples where non-ionic template Pluronic F127 has been used as a template for the synthesis of meso ...
PDF
... electrically controlled gratings based on periodically modulated textures in thin cholesteric cells5,6 as well as polymer-stabilized,7 polymer-dispersed,8 and photocurable9 LC gratings offer technological simplicity and good diffraction quality. We propose electrically controlled 2D gratings that em ...
... electrically controlled gratings based on periodically modulated textures in thin cholesteric cells5,6 as well as polymer-stabilized,7 polymer-dispersed,8 and photocurable9 LC gratings offer technological simplicity and good diffraction quality. We propose electrically controlled 2D gratings that em ...
this paper (free) - International Journal of Pure and
... are affected by the variation of I (peak intensity of wave packet). We found that the optical beam which is in the mode of total internal reflection could be switched to solitonic transmission mode merely by increasing its power, i.e. all-optical switching. For example, if we substitute I = 0.0588 i ...
... are affected by the variation of I (peak intensity of wave packet). We found that the optical beam which is in the mode of total internal reflection could be switched to solitonic transmission mode merely by increasing its power, i.e. all-optical switching. For example, if we substitute I = 0.0588 i ...
Absorption Measurements on PC1
... (OD) of a sample on PC1 or K2™ spectrofluorimeters. The transmitted intensity follows the Lambert-Beer law for non-scattering, optically homogeneous non-aggregated samples [1]. Highly scattering samples, aggregates or fluorescent samples require additional correction. This accessory is installed in ...
... (OD) of a sample on PC1 or K2™ spectrofluorimeters. The transmitted intensity follows the Lambert-Beer law for non-scattering, optically homogeneous non-aggregated samples [1]. Highly scattering samples, aggregates or fluorescent samples require additional correction. This accessory is installed in ...
Generation of lattices of optical vortices
... The situation is different when vortex lattices are imposed on the background beam. Because of the nonlinear change in the refractive index, the vortex lattice writes a phase grating in the NLM. The perpendicularly propagating He-Ne laser passes through this grating and develops well-pronounced diff ...
... The situation is different when vortex lattices are imposed on the background beam. Because of the nonlinear change in the refractive index, the vortex lattice writes a phase grating in the NLM. The perpendicularly propagating He-Ne laser passes through this grating and develops well-pronounced diff ...
Microscopes
... • One of the most prevalent techniques • Allows (requires) a probe specific to molecule of interest • BUT: you are visualizing the probe, not the object of study – This is even true of GFP-labeled proteins the GFP moiety is often considerably smaller than the protein ...
... • One of the most prevalent techniques • Allows (requires) a probe specific to molecule of interest • BUT: you are visualizing the probe, not the object of study – This is even true of GFP-labeled proteins the GFP moiety is often considerably smaller than the protein ...
I. Crystal nucleation and growth
... changing (chemical) environement: it was carried to another magma (cf. enclaves and magma mixing), or the magma chamber was refilled by a more primitive melt, etc. Study of crystal zoning (sometimes, in theory) allows to discuss the details of the evolution in the magma chamber. ...
... changing (chemical) environement: it was carried to another magma (cf. enclaves and magma mixing), or the magma chamber was refilled by a more primitive melt, etc. Study of crystal zoning (sometimes, in theory) allows to discuss the details of the evolution in the magma chamber. ...
Info Note 804: UV-VIS Nomenclature and Units
... where I is the intensity of light at a specified wavelength λ that has passed through a sample (transmitted light intensity) and I0 is the intensity of the light before it enters the sample or incident light intensity. Absorbance measurements are often carried out in analytical chemistry, since the ...
... where I is the intensity of light at a specified wavelength λ that has passed through a sample (transmitted light intensity) and I0 is the intensity of the light before it enters the sample or incident light intensity. Absorbance measurements are often carried out in analytical chemistry, since the ...
Physical Optics and Diffraction
... Useful to define the Strehl ratio as the ratio between the peak amplitude of the actual PSF and the peak amplitude expected in the presence of diffraction only Looking through the atmosphere, the Strehl ratio will be very low, even with good optics (due to ...
... Useful to define the Strehl ratio as the ratio between the peak amplitude of the actual PSF and the peak amplitude expected in the presence of diffraction only Looking through the atmosphere, the Strehl ratio will be very low, even with good optics (due to ...