Optical decay from a Fabry-Perot cavity faster than the decay time
... A second major motivation is the use of light forces on atoms in cavities which leads to trapping and cooling, as published recently [8,9]. Here, light fields at the single photon level lead to significant forces due to the large enhancement factor of a high finesse cavity. The next generation of ex ...
... A second major motivation is the use of light forces on atoms in cavities which leads to trapping and cooling, as published recently [8,9]. Here, light fields at the single photon level lead to significant forces due to the large enhancement factor of a high finesse cavity. The next generation of ex ...
PDF only - at www.arxiv.org.
... minimize the reflection of light that couples from (low-index) air to a relatively high-index medium (glass, semiconductors, etc.). As result, advances in optically-smooth AR coatings cannot be applied to the reciprocal geometry, where the light couples from a high-index media [such as (O)LEDs or sc ...
... minimize the reflection of light that couples from (low-index) air to a relatively high-index medium (glass, semiconductors, etc.). As result, advances in optically-smooth AR coatings cannot be applied to the reciprocal geometry, where the light couples from a high-index media [such as (O)LEDs or sc ...
introductory practical physics ii - National Open University of Nigeria
... number of significant figures, you have already learned about ‘Measurement’ and ‘Error Analysis’ in PHY 191: Introductory Practical Physics I. It is very important to mention here that, in particular, you should be very clear about the concept of graph paper and its use to express the result in a ph ...
... number of significant figures, you have already learned about ‘Measurement’ and ‘Error Analysis’ in PHY 191: Introductory Practical Physics I. It is very important to mention here that, in particular, you should be very clear about the concept of graph paper and its use to express the result in a ph ...
called optics.·
... The relatively low efficiency of all incandescent sources led, this cen tury, to the development ofjluores cent lamps,· the first departure from the long historical precedent of producing light by heating some thing. In jluorescence, certain substances (called phosphors) pro duce visible light w ...
... The relatively low efficiency of all incandescent sources led, this cen tury, to the development ofjluores cent lamps,· the first departure from the long historical precedent of producing light by heating some thing. In jluorescence, certain substances (called phosphors) pro duce visible light w ...
Phase-matching and nonlinear optical processes - jalali
... parametric 3rd order optical nonlinearity in the medium. Coherent Anti-Stokes Raman Scattering (CARS) occurs through coherent interaction of the two waves with a high intensity pump. Wavelength conversion is of paramount importance in optical networks because it enables optical packet switching, a k ...
... parametric 3rd order optical nonlinearity in the medium. Coherent Anti-Stokes Raman Scattering (CARS) occurs through coherent interaction of the two waves with a high intensity pump. Wavelength conversion is of paramount importance in optical networks because it enables optical packet switching, a k ...
light is - msmcgartland
... Light Ray Model Explains the Formation of Shadows • Consider the shadow produced by a point light source. The light rays are given off in all directions from the light source. • Some of the light rays strike an opaque object and are absorbed, forming an umbra behind the object. • The other light ra ...
... Light Ray Model Explains the Formation of Shadows • Consider the shadow produced by a point light source. The light rays are given off in all directions from the light source. • Some of the light rays strike an opaque object and are absorbed, forming an umbra behind the object. • The other light ra ...
Optical image recognition of three-dimensional objects
... CCD camera.9 However, these two proposed techniques suffer a major drawback of dimensional reduction in that the number of these many 2-D sampling images should be high for good resolution performance. For alleviating the need for many 2-D sampling images, range images have been used, but coding sch ...
... CCD camera.9 However, these two proposed techniques suffer a major drawback of dimensional reduction in that the number of these many 2-D sampling images should be high for good resolution performance. For alleviating the need for many 2-D sampling images, range images have been used, but coding sch ...
Full Article PDF
... temperature, we have obtained five brilliant vertical fringes within the central diffraction spot, having same width nearly equal to 9 mm, as it is shown in Figure 3(a). This curve is plotted by performing a continuous transversal exploration of the interference pattern plane by means of the photomult ...
... temperature, we have obtained five brilliant vertical fringes within the central diffraction spot, having same width nearly equal to 9 mm, as it is shown in Figure 3(a). This curve is plotted by performing a continuous transversal exploration of the interference pattern plane by means of the photomult ...
WDM Concepts and Components
... • The arrayed waveguide is a generalization of 2x2 MZI multiplexer • The lengths of adjacent waveguides differ by a constant L • Different wavelengths get multiplexed (multi-inputs one output) or de-multiplexed (one input multi output) • For wavelength routing applications multiinput multi-output r ...
... • The arrayed waveguide is a generalization of 2x2 MZI multiplexer • The lengths of adjacent waveguides differ by a constant L • Different wavelengths get multiplexed (multi-inputs one output) or de-multiplexed (one input multi output) • For wavelength routing applications multiinput multi-output r ...
Monolithic, unidirectional single
... the nonplanar design, whereas for the other direction, rotation is increased. Nonnormal incidence on the output coupler face serves as the polarizer in this resonator. The P polarization is more strongly transmitted at the output coupler face, as the angle of incidence is not normal. ...
... the nonplanar design, whereas for the other direction, rotation is increased. Nonnormal incidence on the output coupler face serves as the polarizer in this resonator. The P polarization is more strongly transmitted at the output coupler face, as the angle of incidence is not normal. ...
Laser Systems for Inverse Compton Scattering Gamma
... benefit from the use of active, nuclear-specific interrogation techniques. One approach is to use highly penetrating gamma-rays (>6 MeV) to produce photofission in SNM, resulting in prompt fission gammarays and/or neutrons. What is needed most is a convenient gamma-ray source that can be used to ind ...
... benefit from the use of active, nuclear-specific interrogation techniques. One approach is to use highly penetrating gamma-rays (>6 MeV) to produce photofission in SNM, resulting in prompt fission gammarays and/or neutrons. What is needed most is a convenient gamma-ray source that can be used to ind ...
Color center production by femtosecond-pulse laser
... electrons or holes. They are usually created in single crystals at room temperature by irradiation with ionizing radiation [1]. When LiYF4 crystals are exposed to high intensities of pumping radiation in the UV/visible spectral regions or ionizing particles, degradation of the applicationrelated cha ...
... electrons or holes. They are usually created in single crystals at room temperature by irradiation with ionizing radiation [1]. When LiYF4 crystals are exposed to high intensities of pumping radiation in the UV/visible spectral regions or ionizing particles, degradation of the applicationrelated cha ...
gaussian beam optics
... we will treat the characteristics of a theoretical Gaussian beam (M2=1); then, in the section Real Beam Propagation we will show how these characteristics change as the beam deviates from the theoretical. In all cases, a circularly symmetric wavefront is assumed, as would be the case for a helium ne ...
... we will treat the characteristics of a theoretical Gaussian beam (M2=1); then, in the section Real Beam Propagation we will show how these characteristics change as the beam deviates from the theoretical. In all cases, a circularly symmetric wavefront is assumed, as would be the case for a helium ne ...
Photoacoustic imaging velocimetry for flow
... Fig. 1. (a). Schematic of the photoacoustic imaging velocimetry system. PDA: parallel dataacquisition. The light-absorbing target moving along velocity vector is illuminated by laser pulses. The velocity vector is located in the image plane of the linear transducer array. The black circle represent ...
... Fig. 1. (a). Schematic of the photoacoustic imaging velocimetry system. PDA: parallel dataacquisition. The light-absorbing target moving along velocity vector is illuminated by laser pulses. The velocity vector is located in the image plane of the linear transducer array. The black circle represent ...
Continuous wave Nd:YAG channel waveguide laser produced by
... continuous wave stable laser operation at 1064 nm at room temperature from a 808 nm pumped Nd:YAG channel waveguide fabricated by PBW. 2. Experiments in details The optically polished Nd:YAG (doped by 1 at. % Nd3+ ions) crystal used in this work was cut into dimensions of 10(x)×4.8(y)×1.5(z) mm3. Th ...
... continuous wave stable laser operation at 1064 nm at room temperature from a 808 nm pumped Nd:YAG channel waveguide fabricated by PBW. 2. Experiments in details The optically polished Nd:YAG (doped by 1 at. % Nd3+ ions) crystal used in this work was cut into dimensions of 10(x)×4.8(y)×1.5(z) mm3. Th ...
video slide - California Polytechnic State University
... Optical elements are arranged to reflect collected light back to an eyepiece or detector. This design eliminates aberrations more likely when using lenses. It also allows for greater magnification. The reflective telescope is shown in Figure 34.54. ...
... Optical elements are arranged to reflect collected light back to an eyepiece or detector. This design eliminates aberrations more likely when using lenses. It also allows for greater magnification. The reflective telescope is shown in Figure 34.54. ...
Small-core chalcogenide microstructured fibers for the infrared
... 3–5 μm and from 8–12 μm due to low atmospheric absorption, for applications such as light-imaging detection and ranging (LIDAR), or hyperspectral imaging. Other applications, such as supercontinuum generation [3,4] or sensors [5,6], may also be ...
... 3–5 μm and from 8–12 μm due to low atmospheric absorption, for applications such as light-imaging detection and ranging (LIDAR), or hyperspectral imaging. Other applications, such as supercontinuum generation [3,4] or sensors [5,6], may also be ...
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[pdf]
... are more accurate at low source modulation frequencies, for which the occurrence of these spurious voxels is less frequent and the intrinsic phase shift that is due to the lifetime of the f luorophore [f tan21 svtdg is far from its saturation value spy2d. The image quality is improved if some a pr ...
... are more accurate at low source modulation frequencies, for which the occurrence of these spurious voxels is less frequent and the intrinsic phase shift that is due to the lifetime of the f luorophore [f tan21 svtdg is far from its saturation value spy2d. The image quality is improved if some a pr ...
Revised Experiment 4
... 2. Place the flat sides of the polarizers together and observe the room lights through both polarizers at the same time. Rotate one of the polarizers until the intensity is minimum. Is any light transmitted through both polarizers when the intensity is minimum? If some light is transmitted, does it ...
... 2. Place the flat sides of the polarizers together and observe the room lights through both polarizers at the same time. Rotate one of the polarizers until the intensity is minimum. Is any light transmitted through both polarizers when the intensity is minimum? If some light is transmitted, does it ...
96-ws9-reg-temp - School of Physics
... 1. Imagine you have a spring and you cut it into two pieces, one a third the length of the original spring and one two thirds the length of the original. a. The more coils a spring has the easier it is to stretch it. The shorter spring, with only half as many coils, will not stretch as much as the l ...
... 1. Imagine you have a spring and you cut it into two pieces, one a third the length of the original spring and one two thirds the length of the original. a. The more coils a spring has the easier it is to stretch it. The shorter spring, with only half as many coils, will not stretch as much as the l ...