SRON presentation
... What is “quasioptics” ? “Quasi-optics deals with the propagation of a beam of radiation that is reasonably well collimated but has relatively small dimensions (measured in wavelenghts) transverse to the axis of propagation.” While this may sound very restrictive, it actually applies to many practic ...
... What is “quasioptics” ? “Quasi-optics deals with the propagation of a beam of radiation that is reasonably well collimated but has relatively small dimensions (measured in wavelenghts) transverse to the axis of propagation.” While this may sound very restrictive, it actually applies to many practic ...
Passively Q-switched 0.1-mJ fiber laser system at
... for the conf iguration without the amplifier fiber, decreases the repetition rate; this is favorable for highoutput pulse energies, as it allows the amplif ier to operate with higher inversion and thus higher gain. Moreover, the pump transmission of the amplifier fiber drops very significantly (by a ...
... for the conf iguration without the amplifier fiber, decreases the repetition rate; this is favorable for highoutput pulse energies, as it allows the amplif ier to operate with higher inversion and thus higher gain. Moreover, the pump transmission of the amplifier fiber drops very significantly (by a ...
Optical and Quantum Communications—J. H. Shapiro, N. C. Wong
... Each M block in Fig. 1 is a quantum memory in which a single ultracold 87Rb atom is confined by a CO2-laser trap in an ultra-high vacuum chamber with cryogenic walls within a high-finesse single-ended optical cavity. An abstract representation of the relevant hyperfine levels for such a memory is gi ...
... Each M block in Fig. 1 is a quantum memory in which a single ultracold 87Rb atom is confined by a CO2-laser trap in an ultra-high vacuum chamber with cryogenic walls within a high-finesse single-ended optical cavity. An abstract representation of the relevant hyperfine levels for such a memory is gi ...
Exposure and Imaging
... Using b = f θmin, obtain that b ≈λ/2NA. The depth of focus can be shown to be df = ± λ/2(NA)2 A “voxel” is a volume pixel. For highest resolution lithograpy, desire the tallest aspect ratio ...
... Using b = f θmin, obtain that b ≈λ/2NA. The depth of focus can be shown to be df = ± λ/2(NA)2 A “voxel” is a volume pixel. For highest resolution lithograpy, desire the tallest aspect ratio ...
Enpolarization and depolarization of light
... investigation of polarized data. Within this framework, numerous experiments were driven and have shown great agreement with the predictions [6–9]. However despite this successful story, fewer results can be found on light polarization when disordered but deterministic and stationary media are addre ...
... investigation of polarized data. Within this framework, numerous experiments were driven and have shown great agreement with the predictions [6–9]. However despite this successful story, fewer results can be found on light polarization when disordered but deterministic and stationary media are addre ...
NONLINEAR SCATTERING EFFECTS IN OPTICAL FIBERS
... scattering of a photon to a lower energy photon. The energy difference is absorbed by the molecular vibrations or phonons in the medium. In other words one can state that the energy of a light wave is transferred to another wave, which is at a higher wavelength (lower energy) such that energy differen ...
... scattering of a photon to a lower energy photon. The energy difference is absorbed by the molecular vibrations or phonons in the medium. In other words one can state that the energy of a light wave is transferred to another wave, which is at a higher wavelength (lower energy) such that energy differen ...
Experience with optical partial discharge detection M. M ,
... Figure 3 shows the scheme of the Mach–Zehnder interferometer with optical fibres in the reference and sensing arms. Both arms have the same lengths and are con- ...
... Figure 3 shows the scheme of the Mach–Zehnder interferometer with optical fibres in the reference and sensing arms. Both arms have the same lengths and are con- ...
- Papers in Physics
... Figure 1: The QKD apparatus: the fiber holders on the front couple the LEDs (hidden by the x-y actuators) to multimode fibers. The optical arrangement on the left is Alice’s module, where faint optical pulses of selected polarization are combined in a common-path beam. The detection module is at the ...
... Figure 1: The QKD apparatus: the fiber holders on the front couple the LEDs (hidden by the x-y actuators) to multimode fibers. The optical arrangement on the left is Alice’s module, where faint optical pulses of selected polarization are combined in a common-path beam. The detection module is at the ...
PowerPoint version
... different places at different depths and different times. This results in a mostly blurred image, which is why rough, grainy surfaces do not reflect images well. ...
... different places at different depths and different times. This results in a mostly blurred image, which is why rough, grainy surfaces do not reflect images well. ...
Princeton University, Physics 311/312 Blackbody Radiation, Page 1
... law. It states that the surface brightness of black body radiation must be of the form Bλ (T ) = T 5 f (λT ) where f is some unknown function of the product of the wavelength and temperature.† Note that this law contains the Stefan-Boltzmann law, so that verifying it verifies Stefan’s Law as well. A ...
... law. It states that the surface brightness of black body radiation must be of the form Bλ (T ) = T 5 f (λT ) where f is some unknown function of the product of the wavelength and temperature.† Note that this law contains the Stefan-Boltzmann law, so that verifying it verifies Stefan’s Law as well. A ...
z - at www.arxiv.org.
... figure 4(e), one can see remarkable azimuthal “boosts” of the blue curve near a = 3.7b, of the black curve near a = 3.1b and of the red curve near a = 2.3b that correspond to very fast evolution of the corresponding OVs between the points marked by cyan stars in figures 2(c)–(e) (see the postpublica ...
... figure 4(e), one can see remarkable azimuthal “boosts” of the blue curve near a = 3.7b, of the black curve near a = 3.1b and of the red curve near a = 2.3b that correspond to very fast evolution of the corresponding OVs between the points marked by cyan stars in figures 2(c)–(e) (see the postpublica ...
How much mathematics should optics students know
... Integral calculus is appropriate for ray propagation in inhomogeneous media, in particular for writing in explicit form Fermat's principle for continuous media or for continuous media where some discontinuities are present. As is well known, according to Fermat's principle, light propagates from a p ...
... Integral calculus is appropriate for ray propagation in inhomogeneous media, in particular for writing in explicit form Fermat's principle for continuous media or for continuous media where some discontinuities are present. As is well known, according to Fermat's principle, light propagates from a p ...
Helium Neon Laser - Abbe School of Photonics
... slit (Fig. 8). Due to the difference in phase the waves from different slits mainly cancel one ...
... slit (Fig. 8). Due to the difference in phase the waves from different slits mainly cancel one ...
Student Study Guide
... Light is a result of excited atoms giving off energy. Atoms are the building blocks of matter and consist of a positively charged nucleus of protons and neutrons orbited by a cloud of negatively charged electrons. Heat, light, and electricity are among the things that can excite atoms. Once excited, ...
... Light is a result of excited atoms giving off energy. Atoms are the building blocks of matter and consist of a positively charged nucleus of protons and neutrons orbited by a cloud of negatively charged electrons. Heat, light, and electricity are among the things that can excite atoms. Once excited, ...