Highly efficient all-fiber tunable polarization filter
... which is one of the three acoustic modes propagating in a cylindrical optical fiber without cutoff when the acoustic wavelength is much longer than the dimension of the fiber core [4, 5]. Several researchers have investigated the potential of the polarization mode coupling by torsional acoustic wave ...
... which is one of the three acoustic modes propagating in a cylindrical optical fiber without cutoff when the acoustic wavelength is much longer than the dimension of the fiber core [4, 5]. Several researchers have investigated the potential of the polarization mode coupling by torsional acoustic wave ...
The Properties of Reconnection Current Sheets in GRMHD
... 11, 000 GM/c3 ) long GRMHD simulations of a radiatively inefficient accretion flow onto a black hole (Narayan et al. 2012; Sa̧dowski et al. 2013) that were performed using the HARM code (Gammie et al. 2003). These simulations were employed in a large study of the broadband, time-dependent emission f ...
... 11, 000 GM/c3 ) long GRMHD simulations of a radiatively inefficient accretion flow onto a black hole (Narayan et al. 2012; Sa̧dowski et al. 2013) that were performed using the HARM code (Gammie et al. 2003). These simulations were employed in a large study of the broadband, time-dependent emission f ...
Introduction - Atto Second Physics
... amplitude transmittance f(x,y) = exp[i(2π/Λx)x] the wave is modulated by the harmonic function (Fig. III-10), so that the complex amplitude of the wave transmitted is U(x,y,0) = f(x,y). The incident wave is converted into a plane wave with wavevector at θx = sin-1λ/Λx (Fig. III-10) by diffraction (e ...
... amplitude transmittance f(x,y) = exp[i(2π/Λx)x] the wave is modulated by the harmonic function (Fig. III-10), so that the complex amplitude of the wave transmitted is U(x,y,0) = f(x,y). The incident wave is converted into a plane wave with wavevector at θx = sin-1λ/Λx (Fig. III-10) by diffraction (e ...
Silicon Photonics Optical Transceiver for High-speed, High
... of the optical waveguide, and its surrounding materials. Moreover, due to the optical resonance effect, it is also highly efficient. In particular, the ring modulator used in our prototype has the p-i-n typenote 2) waveguide structure, and with its modulation efficiency VπL at 0.028 V·cm,5) it is mo ...
... of the optical waveguide, and its surrounding materials. Moreover, due to the optical resonance effect, it is also highly efficient. In particular, the ring modulator used in our prototype has the p-i-n typenote 2) waveguide structure, and with its modulation efficiency VπL at 0.028 V·cm,5) it is mo ...
Chapter 3 (Lectures 7
... generally small in Hα (n = 3), but for H10 (i.e. n = 10) at 3798 Å, the quadratic Zeeman effect is already larger than the linear effect for B > 10 kG. In a field of 1 MG, H8 would be shifted by 350 km s−1 relative to Hα, an amount that would be easily detectable even in spectra of such low resolut ...
... generally small in Hα (n = 3), but for H10 (i.e. n = 10) at 3798 Å, the quadratic Zeeman effect is already larger than the linear effect for B > 10 kG. In a field of 1 MG, H8 would be shifted by 350 km s−1 relative to Hα, an amount that would be easily detectable even in spectra of such low resolut ...
Course: Physics 1 Module 3: Optics and Wave Phenomena
... 5) Spherical and plane waves • If a small spherical body, considered as a point, oscillates so that its radius varies sinusoidally with time, a spherical wave is produced, as shown in Figure 26. The wave moves outward from the source in all directions, at a constant speed if the medium is uniform. ...
... 5) Spherical and plane waves • If a small spherical body, considered as a point, oscillates so that its radius varies sinusoidally with time, a spherical wave is produced, as shown in Figure 26. The wave moves outward from the source in all directions, at a constant speed if the medium is uniform. ...
of refraction
... lines. We represent light using rays, which are straight lines emanating from an object. This is an idealization, but is very useful for geometric optics. ...
... lines. We represent light using rays, which are straight lines emanating from an object. This is an idealization, but is very useful for geometric optics. ...
Imaging with complex ray-optical refractive
... rays, but that rotates them by an angle α 90° around the local window normal. A wave-optical consideration [1] reveals that such ray-rotating windows, if they existed, could create wave-optically impossible light-ray fields: light-ray direction is given by the gradient of the eikonal, ∇ϕ; for the ...
... rays, but that rotates them by an angle α 90° around the local window normal. A wave-optical consideration [1] reveals that such ray-rotating windows, if they existed, could create wave-optically impossible light-ray fields: light-ray direction is given by the gradient of the eikonal, ∇ϕ; for the ...
9 Exact Scattering and Absorption by Spheres: Lorenz
... μ1 jn (mx)[ xhn(1) ( x)]' μhn(1) ( x)[mxjn (mx)]' an = ...
... μ1 jn (mx)[ xhn(1) ( x)]' μhn(1) ( x)[mxjn (mx)]' an = ...
10-draft-EPS-238
... The complications to UV (especially) and visible atmospheric measurements are several: 1. I I0 only to 96% (for single-scattering Rayleigh part of the source), while we are generally trying to fit absorptions to much than 1%. Accurate Ring corrections must be Here is an example of for BrO in a GOM ...
... The complications to UV (especially) and visible atmospheric measurements are several: 1. I I0 only to 96% (for single-scattering Rayleigh part of the source), while we are generally trying to fit absorptions to much than 1%. Accurate Ring corrections must be Here is an example of for BrO in a GOM ...
NMR and Parity Violation Anomalous Temperature Dependence in
... measurements in order to eliminate the orientation anisotropy of crystals in the spinning rotor. The spinning speed is 5 kHz. Spectra were usually accumulated 256 times to achieve a reasonable signal-to-noise ratio. The spectra of D-/L-alanine show three main peaks at 280K as 139.385/139.393 ppm, 12 ...
... measurements in order to eliminate the orientation anisotropy of crystals in the spinning rotor. The spinning speed is 5 kHz. Spectra were usually accumulated 256 times to achieve a reasonable signal-to-noise ratio. The spectra of D-/L-alanine show three main peaks at 280K as 139.385/139.393 ppm, 12 ...
View/Open - Dora.dmu.ac.uk
... 2. HOLOGRAM IN A BOX I was motivated to present this paper after seeing the world’s first laser created by Theodore H. Maiman transmission hologram in a box recorded by Gary Cullen3. The ruby laser first created by Maiman is a masterpiece and it is one of the most extraordinary inventions ever. The ...
... 2. HOLOGRAM IN A BOX I was motivated to present this paper after seeing the world’s first laser created by Theodore H. Maiman transmission hologram in a box recorded by Gary Cullen3. The ruby laser first created by Maiman is a masterpiece and it is one of the most extraordinary inventions ever. The ...
Optical, Confocal, and 4Pi Microscopy
... Optical microscopy has been in existence for many centuries. Since the viewing of the first cell, man has continually attempted to view smaller and smaller objects. In 1873, Ernst Abbe first discovered that diffraction limited the resolution of the optical microscope. And even with the advances in c ...
... Optical microscopy has been in existence for many centuries. Since the viewing of the first cell, man has continually attempted to view smaller and smaller objects. In 1873, Ernst Abbe first discovered that diffraction limited the resolution of the optical microscope. And even with the advances in c ...
Nanosecond laser-induced breakdown in pure and - AS
... we need to determine whether the optical breakdown threshold is defined by irradiance or fluence. In order to perform reliable, precise, and reproducible optical breakdown threshold measurements, we must address a number of issues related to the physics of the process. These critical issues, each of ...
... we need to determine whether the optical breakdown threshold is defined by irradiance or fluence. In order to perform reliable, precise, and reproducible optical breakdown threshold measurements, we must address a number of issues related to the physics of the process. These critical issues, each of ...
Dissociation of H in the energy region at the n state
... al. w19x and Terazawa et al. w20x by analysis of the observed time-dependent Balmer-a intensity. In these experiments, states of ungerade symmetry are excited, while in the present experiments gerade states are accessed. These experimental results are therefore not directly applicable, but we can co ...
... al. w19x and Terazawa et al. w20x by analysis of the observed time-dependent Balmer-a intensity. In these experiments, states of ungerade symmetry are excited, while in the present experiments gerade states are accessed. These experimental results are therefore not directly applicable, but we can co ...
Review for final
... Coordinate systems: Azimuth and altitude; right ascension and declination 7. Explain azimuth and altitude as parts of a celestial coordinate system. Include when are they useful 8. Find objects in the sky by computing altitude and azimuth using your hand o If your fist fits 9 times between the horiz ...
... Coordinate systems: Azimuth and altitude; right ascension and declination 7. Explain azimuth and altitude as parts of a celestial coordinate system. Include when are they useful 8. Find objects in the sky by computing altitude and azimuth using your hand o If your fist fits 9 times between the horiz ...
The 8190-A sodium doublet in cataclysmic variables
... both nights. Using the single spectrum taken on night 1, which was on the rise to outburst, we derive a spectral type for the secondary of between M5 and M6, much later than suggested by Mateo et al. (1985). Given that the orbital period has been determined to be 4.33 h, if our estimate is correct, ...
... both nights. Using the single spectrum taken on night 1, which was on the rise to outburst, we derive a spectral type for the secondary of between M5 and M6, much later than suggested by Mateo et al. (1985). Given that the orbital period has been determined to be 4.33 h, if our estimate is correct, ...
Low atmospheric density measurement based on Rayleigh
... trations for combustion flows, which are of great guiding significance for a theoretical design and practical application of the high-speed flight vehicle. In particle image velocimetry (PIV) [6], the fluid motion is made visible by adding small tracer particles to infer the flow velocity field. Met ...
... trations for combustion flows, which are of great guiding significance for a theoretical design and practical application of the high-speed flight vehicle. In particle image velocimetry (PIV) [6], the fluid motion is made visible by adding small tracer particles to infer the flow velocity field. Met ...