Ab-Initio Calculations of Photonic Structures
... parameters obtained from Figure 3B; these are needed for Eq.(2). Second, with a series of independent FDTD calculations we obtain a linear fit to ΓRAD in Re{α}, as required by Eq.(3). Next, we obtain ΓIO, and ωRES from the dashed blue curve above, and calculate VMODE with an independent simulation. ...
... parameters obtained from Figure 3B; these are needed for Eq.(2). Second, with a series of independent FDTD calculations we obtain a linear fit to ΓRAD in Re{α}, as required by Eq.(3). Next, we obtain ΓIO, and ωRES from the dashed blue curve above, and calculate VMODE with an independent simulation. ...
Julie Cass - Stanford University
... driving the FEL. While the minimum achievable bunch length at LCLS is known to have a value below 10 fs, the precise value remains unknown. Measurement of this parameter requires a mechanism capable of probing pulses shorter than 10 fs, a scale too small to be resolved by existing time domain detect ...
... driving the FEL. While the minimum achievable bunch length at LCLS is known to have a value below 10 fs, the precise value remains unknown. Measurement of this parameter requires a mechanism capable of probing pulses shorter than 10 fs, a scale too small to be resolved by existing time domain detect ...
High resolution, high contrast, high focal depth nonlinear beams
... in dispersive materials, over distances that outclass by orders of magnitudes those achievable with conventional Gaussian-like beams. The drawback is that such a peak is supported by the presence of slowly decaying tails, which contain the larger part of the wave energy. These tails extend far from ...
... in dispersive materials, over distances that outclass by orders of magnitudes those achievable with conventional Gaussian-like beams. The drawback is that such a peak is supported by the presence of slowly decaying tails, which contain the larger part of the wave energy. These tails extend far from ...
Optical properties of the human tissue
... This method includes inverse adding-doubling (IAD) method developed by Prahl et al (Prahl S.A., et al. // Appl. Opt., 1993, Vol. 32(4), P. 559-568) and inverse Monte Carlo simulations. The IAD method is widely used in tissue optics for processing the experimental data of spectrophotometry with integ ...
... This method includes inverse adding-doubling (IAD) method developed by Prahl et al (Prahl S.A., et al. // Appl. Opt., 1993, Vol. 32(4), P. 559-568) and inverse Monte Carlo simulations. The IAD method is widely used in tissue optics for processing the experimental data of spectrophotometry with integ ...
Spontaneous Emission Spectrum in Double Quantum Dot Devices
... A double quantum dot device is a tunable two-level system for electronic energy states. A dc electron current was used to directly measure the rates for elastic and inelastic transitions between the two levels. For inelastic transitions, energy is exchanged with bosonic degrees of freedom in the env ...
... A double quantum dot device is a tunable two-level system for electronic energy states. A dc electron current was used to directly measure the rates for elastic and inelastic transitions between the two levels. For inelastic transitions, energy is exchanged with bosonic degrees of freedom in the env ...
How Light Works - NYU Web Publishing
... atoms have one electron orbiting the nucleus. Helium atoms have two electrons orbiting the nucleus. Aluminum atoms have 13 electrons circling the nucleus. Each atom has a preferred number of electrons zipping around its nucleus. Electrons circle the nucleus in fixed orbits -- a simplified way to thi ...
... atoms have one electron orbiting the nucleus. Helium atoms have two electrons orbiting the nucleus. Aluminum atoms have 13 electrons circling the nucleus. Each atom has a preferred number of electrons zipping around its nucleus. Electrons circle the nucleus in fixed orbits -- a simplified way to thi ...
Supplementary Information
... with a center frequency of fa. Thus, the transition line shape is the Lorentzian line shape with a FWHM of Δωa and the stimulated emission cross section is donated by e , the photon lifetime of spontaneous emission is se . Note that the loss of the LRSPP ring resonator without gain ...
... with a center frequency of fa. Thus, the transition line shape is the Lorentzian line shape with a FWHM of Δωa and the stimulated emission cross section is donated by e , the photon lifetime of spontaneous emission is se . Note that the loss of the LRSPP ring resonator without gain ...
Basic Optics - Lynn`s Lecture Help
... completely absorbed by ozone (except at very high altitudes).... A ...
... completely absorbed by ozone (except at very high altitudes).... A ...
Syllabus for AICET
... equivalence between magnetic dipole and circular coil carrying current, definition of magnetic dipole moment, and its unit, torque acting on a magnet in uniform magnetic field, Current loop as a magnetic dipole and its magnetic dipole moment. Magnetic dipole moment of a revolving electron. Magnetic ...
... equivalence between magnetic dipole and circular coil carrying current, definition of magnetic dipole moment, and its unit, torque acting on a magnet in uniform magnetic field, Current loop as a magnetic dipole and its magnetic dipole moment. Magnetic dipole moment of a revolving electron. Magnetic ...
Negative photoconductivity due to coherent trapping of electrons in
... has been used as a model system for the Hydrogen atom in large magnetic fields. These spectra are studied at liquid helium temperature by monitoring the magnetic field dependence of the photoconductive signal while sweeping the magnetic field at constant THz frequency radiation. Commonly, an optical ...
... has been used as a model system for the Hydrogen atom in large magnetic fields. These spectra are studied at liquid helium temperature by monitoring the magnetic field dependence of the photoconductive signal while sweeping the magnetic field at constant THz frequency radiation. Commonly, an optical ...
Electronic and Electrochemical Properties of Platinum(H) and
... 2-Me2 NCH, C’,H4, 2-MezNC6 H4 CH,) can be chemically irreversibly oxidized in the potential range 1.00 to 1.3.5 V vs. an Ag/AgCI electrode, whereas the organoplatinum-mercury complexes [(2,6-(MezNCHz )z C, H&R CO2)PtHg( 0, CR)Br] and [(C-NJ? (p-l-0,0’-RCOz)PtHg(OzCR)] (R = Me) could only be reduced, ...
... 2-Me2 NCH, C’,H4, 2-MezNC6 H4 CH,) can be chemically irreversibly oxidized in the potential range 1.00 to 1.3.5 V vs. an Ag/AgCI electrode, whereas the organoplatinum-mercury complexes [(2,6-(MezNCHz )z C, H&R CO2)PtHg( 0, CR)Br] and [(C-NJ? (p-l-0,0’-RCOz)PtHg(OzCR)] (R = Me) could only be reduced, ...
The goals of this chapter are to understand
... Silicon is used in solar cells because it absorbs the solar spectrum. Calculate the distance over which the intensity of a beam of orange light, the apparent color of the sun, of wavelength 600 nm that has entered silicon at room temperature is reduced to half its initial intensity. ...
... Silicon is used in solar cells because it absorbs the solar spectrum. Calculate the distance over which the intensity of a beam of orange light, the apparent color of the sun, of wavelength 600 nm that has entered silicon at room temperature is reduced to half its initial intensity. ...
Optics
... This is the form of energy which produces sensation of Vision upon hitting your eyes One of the interesting facts about light is that light itself is invisible although it makes all objects visible Light is an electromagnetic wave having wavelength ranging from 400nm to 700nm Human eyes are ...
... This is the form of energy which produces sensation of Vision upon hitting your eyes One of the interesting facts about light is that light itself is invisible although it makes all objects visible Light is an electromagnetic wave having wavelength ranging from 400nm to 700nm Human eyes are ...
FILTERS AND BEAM SPLITTERS Several of the applications of
... wavelengths, it’s called a short-wave-pass filter. If it transmits the longer wavelengths and rejects the shorter wavelengths, it’s called a long-wave-pass filter. Note that some books use annotation derived from electronics, where frequency rather than wavelength is signified. In this notation a lo ...
... wavelengths, it’s called a short-wave-pass filter. If it transmits the longer wavelengths and rejects the shorter wavelengths, it’s called a long-wave-pass filter. Note that some books use annotation derived from electronics, where frequency rather than wavelength is signified. In this notation a lo ...
Accurate 2d finite element calculations for hydrogen in magnetic
... Now that we have found a suitable domain of definition, we have to optimise the number of finite elements N. Appropriate initial values can be obtained using previously calculated results at similar magnetic field strengths. If such results are not available, the initial values have to be guessed. W ...
... Now that we have found a suitable domain of definition, we have to optimise the number of finite elements N. Appropriate initial values can be obtained using previously calculated results at similar magnetic field strengths. If such results are not available, the initial values have to be guessed. W ...
Simulation of the Trajectory of a Charged Particle in Two
... escape velocity at a point and leaves the dipole field. There is also a tendency to this in Fig. 5b. Moreover it can be seen that small changes in the initial conditions cause rather big changes in the trajectory. See Fig. 5c and Fig. 5d, where although the difference in the strength of the magnetic ...
... escape velocity at a point and leaves the dipole field. There is also a tendency to this in Fig. 5b. Moreover it can be seen that small changes in the initial conditions cause rather big changes in the trajectory. See Fig. 5c and Fig. 5d, where although the difference in the strength of the magnetic ...
The Basic Idea
... the other half continuing in the original direction into the horizontal arm. Both beams encounter yet another resonant cavity in their respective arms. They are called FabryPerot cavities (FP). Each of the FP cavities are another kind of interferometer; it has a partially reflecting mirror at one en ...
... the other half continuing in the original direction into the horizontal arm. Both beams encounter yet another resonant cavity in their respective arms. They are called FabryPerot cavities (FP). Each of the FP cavities are another kind of interferometer; it has a partially reflecting mirror at one en ...