Acousto-Optic Effect and Its use in Signal Processing Abstract 1
... In the case of propagation of a monochromatic optical wave in anisotropic medium , the field $ is not necessarily perpendicular to 2. To analyze the spread in this medium, the field $) , which propagates according to the direction of 2) 2) 24) , can be separated into its transverse and longitudinal ...
... In the case of propagation of a monochromatic optical wave in anisotropic medium , the field $ is not necessarily perpendicular to 2. To analyze the spread in this medium, the field $) , which propagates according to the direction of 2) 2) 24) , can be separated into its transverse and longitudinal ...
6,
... is presented. This system can be used to work in white light. The holographic optical elements (holographic lenses) are made as thick phase holograms on silver halide sensitized gelatin (SHSG) and they present a maximum diffraction efficiency of 75 %. Geometrical conditions at reconstruction with co ...
... is presented. This system can be used to work in white light. The holographic optical elements (holographic lenses) are made as thick phase holograms on silver halide sensitized gelatin (SHSG) and they present a maximum diffraction efficiency of 75 %. Geometrical conditions at reconstruction with co ...
The structure of a lipoprotein or the complementarity of neutrons and
... Major laboratories sometimes need several years to ...
... Major laboratories sometimes need several years to ...
Medical Laboratory Instrumentation 2010-2011 Third Year
... compared with prisms and gratings which are also devices used to select a narrow wavelength range from a broad band polychromatic source. The transmission range may be 50–300 nm for typical absorption filters. ...
... compared with prisms and gratings which are also devices used to select a narrow wavelength range from a broad band polychromatic source. The transmission range may be 50–300 nm for typical absorption filters. ...
EBSD SEM TEM
... However, while the angle at which the first minimum occurs (which is sometimes described as the radius of the Airy disk) depends only on wavelength and aperture size D, the appearance of the diffraction pattern will vary with the intensity (brightness) of the light source. Because any detector (ey ...
... However, while the angle at which the first minimum occurs (which is sometimes described as the radius of the Airy disk) depends only on wavelength and aperture size D, the appearance of the diffraction pattern will vary with the intensity (brightness) of the light source. Because any detector (ey ...
3 The concept of diffraction limit
... the amplitudes decay rapidly at least in one of the spacial dimensions, thereby making the respective propagation constant complex in general. Thus the propagation constants in the transverse directions, become much larger than the |k| and hence the uncertainty in the λi position can be made compara ...
... the amplitudes decay rapidly at least in one of the spacial dimensions, thereby making the respective propagation constant complex in general. Thus the propagation constants in the transverse directions, become much larger than the |k| and hence the uncertainty in the λi position can be made compara ...
Structural, electronic and optical properties of TiO2 nanoparticles
... Details of the GPAW calculation − Clusters of the size 18-38 TiO2 units were carved from anatase/rutile bulk (Smaller ones composed of TiO2 molecules) − For small particles, anatase is known to be the ground state structure − The structures were allowed to relax − Several different structures per p ...
... Details of the GPAW calculation − Clusters of the size 18-38 TiO2 units were carved from anatase/rutile bulk (Smaller ones composed of TiO2 molecules) − For small particles, anatase is known to be the ground state structure − The structures were allowed to relax − Several different structures per p ...
Optical diffraction tomography for high resolution live cell imaging
... biological cells. Using a heterodyne Mach-Zehnder interferometer, we record complex field images of light transmitted through a sample with varying directions of illumination. To quantitatively reconstruct the 3D map of complex refractive index in live cells, we apply optical diffraction tomography ...
... biological cells. Using a heterodyne Mach-Zehnder interferometer, we record complex field images of light transmitted through a sample with varying directions of illumination. To quantitatively reconstruct the 3D map of complex refractive index in live cells, we apply optical diffraction tomography ...
Suppression of optical damage at 532 nm in
... Measurements were carried out with the Y axis parallel to the propagation direction of the light because under this configuration all the samples had the same interacting thickness. From this point forward, the 0.0047, 0.047, 0.47 and 0.94 mol. % Ho:cLN crystals will be referred to as Samples 1, 2, ...
... Measurements were carried out with the Y axis parallel to the propagation direction of the light because under this configuration all the samples had the same interacting thickness. From this point forward, the 0.0047, 0.047, 0.47 and 0.94 mol. % Ho:cLN crystals will be referred to as Samples 1, 2, ...
V. The Scanning Electron Microscope A. The instrument The most
... A sufficiently high probe current to resolve the channeling contrast above the detector noise (I > 1.5 nA) ...
... A sufficiently high probe current to resolve the channeling contrast above the detector noise (I > 1.5 nA) ...
Wave Optics
... For each point in the upper half of the opening, in the direction , there is a point in the lower half that interferes destructively with it. A dark fringe occurs in this direction. Condition for dark fringes: ...
... For each point in the upper half of the opening, in the direction , there is a point in the lower half that interferes destructively with it. A dark fringe occurs in this direction. Condition for dark fringes: ...
Wave Optics
... For each point in the upper half of the opening, in the direction , there is a point in the lower half that interferes destructively with it. A dark fringe occurs in this direction. Condition for dark fringes: ...
... For each point in the upper half of the opening, in the direction , there is a point in the lower half that interferes destructively with it. A dark fringe occurs in this direction. Condition for dark fringes: ...
Optical and Electron Microscopy
... There exist two main families of electron microscope. The transmission electron microscope (TEM) is an instrument that achieves the highest resolution. (The terms TEM and HREM are to some extent interchangeable, although the TEM is not used exclusively for high-resolution observations). The TEM, as ...
... There exist two main families of electron microscope. The transmission electron microscope (TEM) is an instrument that achieves the highest resolution. (The terms TEM and HREM are to some extent interchangeable, although the TEM is not used exclusively for high-resolution observations). The TEM, as ...
Laser Beam Profile, Spot size and Beam Divergence
... has two primary orientation taken into consideration and the results should be given for both the orientations separately. The setup is very simple. We have a laser and a detector(for measuring the intensity) set on an optical breadboard. We have few attachments like a disperser and a small aperture ...
... has two primary orientation taken into consideration and the results should be given for both the orientations separately. The setup is very simple. We have a laser and a detector(for measuring the intensity) set on an optical breadboard. We have few attachments like a disperser and a small aperture ...
SPATIALLY RESOLVED SECOND HARMONIC GENERATION AND
... in Figure S: A) phase matching temperature ~rresponding to the (assumed) real ,index profile (as measured by focused be~m method), B) phase matching " temperature as 'seen' by optical multichannei analyzer method. The calculation shows that large deviations occur between the two methods when large i ...
... in Figure S: A) phase matching temperature ~rresponding to the (assumed) real ,index profile (as measured by focused be~m method), B) phase matching " temperature as 'seen' by optical multichannei analyzer method. The calculation shows that large deviations occur between the two methods when large i ...
Optical trapping using cascade conical refraction of light
... biaxial crystal, propagates as a slant hollow cone of light inside the crystal. Upon exiting the crystal, this cone is refracted into a ring-shaped beam that propagates in the same direction as the incident beam. Hamilton’s geometrical optics description has been extended to the paraxial wave optics ...
... biaxial crystal, propagates as a slant hollow cone of light inside the crystal. Upon exiting the crystal, this cone is refracted into a ring-shaped beam that propagates in the same direction as the incident beam. Hamilton’s geometrical optics description has been extended to the paraxial wave optics ...
Introduction to Attenuated Total Internal Reflectance
... is usually required for rapid analysis. ATR is ideal for those materials which are strong absorbers. In addition, ATR is a useful technique for providing information about the surface properties or conditions of a material. ...
... is usually required for rapid analysis. ATR is ideal for those materials which are strong absorbers. In addition, ATR is a useful technique for providing information about the surface properties or conditions of a material. ...
EUROPEAN PHARMACOPOEIA 7.0 by extrinsic factors (test conditions), such as hydrodynamics,
... solubility enhancement, or recrystallisation effects) ; (about 0.01-0.1 i) are often applied to allow the correction of — favour easy formation and stability of the dispersion ; the absorbance for the surface roughness of the particles. It should be noted, in general, that the optical properties of ...
... solubility enhancement, or recrystallisation effects) ; (about 0.01-0.1 i) are often applied to allow the correction of — favour easy formation and stability of the dispersion ; the absorbance for the surface roughness of the particles. It should be noted, in general, that the optical properties of ...
Acoustooptic interaction of two light beams in a paratellurite crystal
... f* = 188.4 MHz, which had been predicted theoretically. The transducer’s electric voltage determined by the condition ql = 2 π reached the value U = 6 V, which corresponded to an ultrasonic power of 0.8 W. The dots in Fig. 4 show the experimental values of double-diffraction efficiency I21 as a func ...
... f* = 188.4 MHz, which had been predicted theoretically. The transducer’s electric voltage determined by the condition ql = 2 π reached the value U = 6 V, which corresponded to an ultrasonic power of 0.8 W. The dots in Fig. 4 show the experimental values of double-diffraction efficiency I21 as a func ...
Geometrical Optics
... which is called the critical angle. If the angle of incidence is larger than the critical angle, there cannot be a refracted ray and the beam is totally internally reflected. The optical micrometer, a device for precisely displacing a light beam, is shown in figure 2 below. A light ray traversing a ...
... which is called the critical angle. If the angle of incidence is larger than the critical angle, there cannot be a refracted ray and the beam is totally internally reflected. The optical micrometer, a device for precisely displacing a light beam, is shown in figure 2 below. A light ray traversing a ...
Electron diffraction for analysing crystal orientation of thin films
... Figure 3: Three different modes of operation of a TEM: a) High-resolution imaging mode: An incident plane wave scatters elastically according to the different lattice planes and the diffracted beams interfere with each other. This interference pattern may in some cases be interpreted as directly re ...
... Figure 3: Three different modes of operation of a TEM: a) High-resolution imaging mode: An incident plane wave scatters elastically according to the different lattice planes and the diffracted beams interfere with each other. This interference pattern may in some cases be interpreted as directly re ...
Lobster eye: Data processing from two 1D modules
... Precise X-Ray telescopes usually have Wolter type optics. Their disadvantage is narrow field of view – up to 1 deg. Another type of X-Ray optics is Lobster Eye (LE). It has wider field of view (up to 360 deg.) suitable for all sky monitoring. Lobster Eye optics can have different arrangements - Ange ...
... Precise X-Ray telescopes usually have Wolter type optics. Their disadvantage is narrow field of view – up to 1 deg. Another type of X-Ray optics is Lobster Eye (LE). It has wider field of view (up to 360 deg.) suitable for all sky monitoring. Lobster Eye optics can have different arrangements - Ange ...
Deviation from Snell`s law for beams transmitted
... takes place at uc . In conclusion, we have shown that the transmission direction of a narrow beam through a plane dielectric interface can be quite different from the direction predicted by application of Snell’s law to the incident beam direction. This effect is important for predicting the emissio ...
... takes place at uc . In conclusion, we have shown that the transmission direction of a narrow beam through a plane dielectric interface can be quite different from the direction predicted by application of Snell’s law to the incident beam direction. This effect is important for predicting the emissio ...
Nonconfocal Differential Interferometry Sensing Scheme for
... to expand the focal length of object beam is rather simple. When a laser beam travers a glass plate with plane surfaces that are parallel to each other, a ray emerges parallel to its original direction but with a lateral displacement d, subsequently increasing with the angle of incidence . By using ...
... to expand the focal length of object beam is rather simple. When a laser beam travers a glass plate with plane surfaces that are parallel to each other, a ray emerges parallel to its original direction but with a lateral displacement d, subsequently increasing with the angle of incidence . By using ...