Section_38_Dynamos_0..
... where d / dt / t V is the Lagrangian derivative. If the fluid is incompressible, so that d / dt 0 , then kinematically possible flows are defined by the conditions V 0 and V n̂ 0 on S . This will be the case in what follows. Why treat the velocity field this way? There ar ...
... where d / dt / t V is the Lagrangian derivative. If the fluid is incompressible, so that d / dt 0 , then kinematically possible flows are defined by the conditions V 0 and V n̂ 0 on S . This will be the case in what follows. Why treat the velocity field this way? There ar ...
The AntIer-Townes effect revisited
... one to study the behavior of atoms put in resonant cavities having a very high finesse. ln such (real) cavities, the number N of photons has a definite meaning. For example, the cavity can be empty (N = 0) and one can then study how the spontaneous emission rates and the Lamb shift are modified by t ...
... one to study the behavior of atoms put in resonant cavities having a very high finesse. ln such (real) cavities, the number N of photons has a definite meaning. For example, the cavity can be empty (N = 0) and one can then study how the spontaneous emission rates and the Lamb shift are modified by t ...
4-2 Optical Heterodyne Detection for 60- GHz-Band Radio-on
... the same bias, corresponding to a modulation depth of about 44 %. In the optical local tone, the carrier still remained but could be removed using the present allocation of fc1 and fc2, as shown in Fig.3. ...
... the same bias, corresponding to a modulation depth of about 44 %. In the optical local tone, the carrier still remained but could be removed using the present allocation of fc1 and fc2, as shown in Fig.3. ...
this paper (free) - International Journal of Pure and
... set of parameters for investigating the propagation of beam profile of equation (4) are n1 = 1.5, n2 = 1.4, θ = 0.9, X0 = −50, α = 0.87, and the interface is assumed at σ = 0. Here, one can observe that, how the reflection and transmission of the beam are affected by the variation of I (peak intensi ...
... set of parameters for investigating the propagation of beam profile of equation (4) are n1 = 1.5, n2 = 1.4, θ = 0.9, X0 = −50, α = 0.87, and the interface is assumed at σ = 0. Here, one can observe that, how the reflection and transmission of the beam are affected by the variation of I (peak intensi ...
Telescope Quiz Review
... Tripod ‐ The support for the telescope. The number on one leg is directed South (toward Igor’s tower). Optical Tube ‐ Large tube which holds the pieces of the telescope in place. The main body of the telescope. Finder scope (spotter scope) ‐ Small, low magnification refractor telescope mounted on ...
... Tripod ‐ The support for the telescope. The number on one leg is directed South (toward Igor’s tower). Optical Tube ‐ Large tube which holds the pieces of the telescope in place. The main body of the telescope. Finder scope (spotter scope) ‐ Small, low magnification refractor telescope mounted on ...
Optics Refraction Dispersion
... might measure the speed of light in water as well as air. That is because the answer to the puzzle was already suspected. Foucault did the experiment in water (1850), and Fizeau (1851) went further investigating light moving water. Both found visible light had a slower speed in water than in air. Th ...
... might measure the speed of light in water as well as air. That is because the answer to the puzzle was already suspected. Foucault did the experiment in water (1850), and Fizeau (1851) went further investigating light moving water. Both found visible light had a slower speed in water than in air. Th ...
ACOUSTO-OPTICS
... (graded-index) media was discussedat several points in Chaps. 1 and 2 (Sets. 1.3 and 2.4C). Since optical frequencies are much greater than acoustic frequencies, the variations of the refractive index in a medium perturbed by sound are usually very slow in comparison with an optical period. There ar ...
... (graded-index) media was discussedat several points in Chaps. 1 and 2 (Sets. 1.3 and 2.4C). Since optical frequencies are much greater than acoustic frequencies, the variations of the refractive index in a medium perturbed by sound are usually very slow in comparison with an optical period. There ar ...
Miniaturized modules for light sheet microscopy with low chromatic
... length in direction of light propagation within which the beam waist broadens by 20% is about 100 μm (with λ = 470 nm and n = 1.33). In test experiments with fluorescent dyes and multicellular spheroids, broadening of the beam waist to less than 10 μm (corresponding to the thickness of a single cell ...
... length in direction of light propagation within which the beam waist broadens by 20% is about 100 μm (with λ = 470 nm and n = 1.33). In test experiments with fluorescent dyes and multicellular spheroids, broadening of the beam waist to less than 10 μm (corresponding to the thickness of a single cell ...
MEMORANDUM
... shifted between two levels about 7% apart and back three times during the shift. Cavities 3-5 and 3-6 shifted by 4% and 13% respectively. The gradient is supposed to be proportional to the square root of the forward power. I placed a power meter on the monitor port on cavity 2-6. I am waiting for a ...
... shifted between two levels about 7% apart and back three times during the shift. Cavities 3-5 and 3-6 shifted by 4% and 13% respectively. The gradient is supposed to be proportional to the square root of the forward power. I placed a power meter on the monitor port on cavity 2-6. I am waiting for a ...
MEMS for micro optics: from fiber optic communication to display
... connecting the transmitters (left) and receivers (right). The light signals of different wavelengths are generated by the laser diodes and modulated before combined into a single mode optical fiber; VOA is used each channel to equalize the optical intensity before the multiplexer. VOAs are also used ...
... connecting the transmitters (left) and receivers (right). The light signals of different wavelengths are generated by the laser diodes and modulated before combined into a single mode optical fiber; VOA is used each channel to equalize the optical intensity before the multiplexer. VOAs are also used ...
EM theory - McMaster University > ECE
... The charge distribution ρ and current density J are the sources for generation of electric and magnetic fields. For the given charge and current distribution, Eqs. (1.44)-(1.47) may be solved to obtain the electric and magnetic field distributions. The terms on the right hand sides of Eqs. (1.46) and ...
... The charge distribution ρ and current density J are the sources for generation of electric and magnetic fields. For the given charge and current distribution, Eqs. (1.44)-(1.47) may be solved to obtain the electric and magnetic field distributions. The terms on the right hand sides of Eqs. (1.46) and ...
Photonic band structure and emission characteristics of a metal-backed
... and spectral width of this peak are given in Fig. 3, showing a transition in device behavior indicative of lasing above a threshold of 1.5 J. This value is comparable with other organic lasers that include a metal contact,2,3 though is significantly higher than the threshold of 0.01 J that we meas ...
... and spectral width of this peak are given in Fig. 3, showing a transition in device behavior indicative of lasing above a threshold of 1.5 J. This value is comparable with other organic lasers that include a metal contact,2,3 though is significantly higher than the threshold of 0.01 J that we meas ...
Coherence and Combining Filters
... • Spatial coherence is characterized by the coherence width Wc Wc is the maximum separation of two points across the wavefront at a fixed time such that the two points still have a well-defined phase relationship (and hence are able to produce interference fringes) ...
... • Spatial coherence is characterized by the coherence width Wc Wc is the maximum separation of two points across the wavefront at a fixed time such that the two points still have a well-defined phase relationship (and hence are able to produce interference fringes) ...
Optical bistability in a Vertical-Cavity Semiconductor Optical Amplifier
... pulsed input to obtain this nonlinearity is similar to the requirement for CW input. Furthermore, measurements also show that the rise and fall time of this nonlinear transition are on the order of 100ps. This indicates that VCSOAs are promising candidates to achieve fast optical logic operation. 2. ...
... pulsed input to obtain this nonlinearity is similar to the requirement for CW input. Furthermore, measurements also show that the rise and fall time of this nonlinear transition are on the order of 100ps. This indicates that VCSOAs are promising candidates to achieve fast optical logic operation. 2. ...
Note - The Eclecticon of Dr French
... A mathematical model of the deflection of light by spherical raindrops. We can compute an expression for ( ) using the geometrical construction at the bottom of figure 1. The construction was created noting all surface normals on a sphere point radially outwards and thus emanate from the center ...
... A mathematical model of the deflection of light by spherical raindrops. We can compute an expression for ( ) using the geometrical construction at the bottom of figure 1. The construction was created noting all surface normals on a sphere point radially outwards and thus emanate from the center ...
Document
... We observe that the light travels farther in our frame. To keep c constant, it must also take more time, c = Dx/Dt. Therefore, our time interval is larger than the rocket’s. Their clock runs slower. ...
... We observe that the light travels farther in our frame. To keep c constant, it must also take more time, c = Dx/Dt. Therefore, our time interval is larger than the rocket’s. Their clock runs slower. ...
a 100-fold improvement in lithography resolution realized
... which is now about 200 nanometers. Perfect imaging could reduce this size and permit us to build the integrated electronics in very small dimensions, much smaller than what is the state of the art—something like 100 times smaller.” To better understand how an SGW is capable of having such a dramatic ...
... which is now about 200 nanometers. Perfect imaging could reduce this size and permit us to build the integrated electronics in very small dimensions, much smaller than what is the state of the art—something like 100 times smaller.” To better understand how an SGW is capable of having such a dramatic ...
