2 edition of Nonlinear polarization dynamics. found in the catalog.
Nonlinear polarization dynamics.
Written in English
Thesis (Ph.D.), Dept. of Physics, University of Toronto.
|Contributions||Sipe, John (supervisor)|
|The Physical Object|
|Number of Pages||151|
The nonlinear phase shift of a TE polarized probe pulse is more than 2 rad when the pump pulse energy is 1 pJ. In addition, the ultrafast phase shift between TE and TM polarization components of a probe pulse is about 1 rad when the pump energy is 1 pJ, which induces the nonlinear polarization rotation of the probe pulse. In nonlinear polarization theory, the key issue is to establish the relationship between the optical electromagnetic fields and the induced electric polarization response of the medium. Furthermore, it is necessary to specify the nonlinear relations between the Fourier components of the induced polarization field and the corresponding Fourier components of the interacting optical fields.
We consider the polarization dynamics of a pulse propagating through an arbitrary nonlinear medium, in the limit of small nonlinearities, anisotropies, and dispersion, using the full SO(3) covariance of the Stokes parameters. The invariants of the motion are discovered and physically interpreted, a complete analogy with the ``airplane-and-rotor'' problem of rigid-body dynamics is Cited by: COHERENT SPECTROSCOPY AND THE NONLINEAR POLARIZATION We will specifically be dealing with the description of coherent nonlinear spectroscopy, which is the term used to describe the case where one or more input fields coherently act on the dipoles of the sample to generate a macroscopic oscillating polarization.
Nonlinear polarization dynamics in a weakly birefringent all-normal dispersion photonic crystal fiber: toward a practical coherent fiber supercontinuum laser. Haohua Tu, 1,* Yuan Liu, 1. Xiaomin Liu, 2. Dmitry Turchinovich, 2. Jesper Lægsgaard, 2. and Stephen A. Boppart. 1. 1. The first book on nonlinear optics specifically for biological, chemical and materials research communities. This thorough yet accessible guide presents a systematic molecular-based description of nonlinear optical polarization analysis of chemical and biological assemblies, covering common measurements and providing a rigorous mathematical Cited by: 3.
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Soliton buildup dynamics in ultrafast fiber lasers are one of the most significant topics in both the fundamental and industrial fields. In this work, by using the dispersive Fourier transformation technique, the real-time spectral evolution of soliton buildup dynamics were investigated in the all-polarization-maintaining Yb-doped fiber laser, which is mode-locked by nonlinear polarization Author: Heng Zhao, Gai-Ming Ma, Xiang-Yue Li, Ti-Jian Li, Hu Cui, Meng Liu, Ai-Ping Luo, Zhi-Chao Luo, Wen-C.
This book offers a modern, stimulating approach to the subject of nonlinear magnetization dynamics by discussing important aspects such as the Landau-Lifshitz-Gilbert (LLG) equation, analytical solutions, and the connection between the general topological and structural aspects of dynamics. Nonlinear optics (NLO) is the branch of optics that describes the behaviour of light in nonlinear media, that is, media in which the polarization density P responds non-linearly to the electric field E of the light.
The non-linearity is typically observed only at very high light intensities (values of atomic electric fields, typically 10 8 V/m) such as those provided by lasers.
The amplitude equations are no more homogeneous; it is the amplitude of the nonlinear part of the polarization that shows up on the right-hand side.
Depending on the type of the nonlinear interaction, it can act as the source of new frequency components which were not present in the field entering the medium. The individual amplitude equations.
The second (lowest) order of nonlinear polarization can arise from a χ (2) nonlinearity which can occur only in crystal materials with a non-centrosymmetric crystal structure.
(Nonlinear effects at crystal surfaces are an exception.) The nonlinear polarization then has a component which depends quadratically on the electric field of an incident light wave.
This section of the book concludes with a chapter on off-resonance Raman scattering and on the role of optical polarization in nonlinear spectroscopy. The final two chapters extend the theoretical approach to systems such as molecular aggregates and semiconductors where the interactions between the particles cannot be neglected.
The effect of interparticle separation and laser polarization on the nonlinear dynamics of the system has been investigated. It is shown that the interaction of particles causes a blueshift for the plasmon resonance of the system for the polarization of laser where the electric field is perpendicular to the symmetry axis of the chain.
NALM Nonlinear Amplifying Loop Mirror NF Noise Figure NOLM Nonlinear Optical Loop Mirror NPR Nonlinear Polarization Rotation NRZ Non-Return To Zero OSA Optical Spectrum Analyzer OXC Optical Cross-Connect PBRS Pseudo-Random Bit Stream PBS Polarizing Beam Polarizer PC Polarization Controller PM Polarization Maintaining QWP Quarter-Wave Plate SHB.
We demonstrate a robust and low-noise all-polarization-maintaining (PM) nonlinear-amplifying-loop-mirror (NALM) mode-locked Er-fiber laser based on a 3×3 coupler. Since the 3×3 coupler generates deg phase bias, the 3×3 PM-NALM laser can easily acquire mode-locked state even without any additional phase biasing components.
In our experiment, the initiation of mode-locking required at Cited by: 3. Encyclopedia > letter N > nonlinear polarization rotation. Nonlinear Polarization Rotation. Definition: the phenomenon that the change in the polarization direction of light in a fiber can depend on the optical intensity.
German: nichtlineare Polarisationsrotation. Categories: fiber optics and waveguides, nonlinear optics, light pulses. How to cite the article; suggest additional literature.
21♦ The Nonlinear Optical Susceptibility ﬁeld.∗ In the case of conventional (i.e., linear) optics, the induced polarization depends linearly on the electric ﬁeld strength in a manner that can often be described by the relationship P(t)˜ = 0χ(1)E(t),˜ () where the constant of proportionality χ(1) is known as the linear suscepti- bility and 0 is the permittivity of free space.
Polarization dynamics in nonlinear anisotropic fibers Article (PDF Available) in Physical Review A 82(1) July with 85 Reads How we measure 'reads'. Nonlinear dynamics of ion concentration polarization in porous media: The leaky membrane model. whose depletion at high current leads to ion concentration polarization and conductivity shock waves.
To describe these nonlinear phenomena in the absence of electro‐osmotic flow, a simple leaky membrane model is formulated, based on. 2/2 and a polarization with a cos 2wt dependence.
P E E nl t 2 2 2 2 0 2 2 = =c c (c1 2+ os w) () The DC polarization results from the rectificationof the incident optical elec-tric fieldby the second-order nonlinear electric susceptibility of the material. The polarization with the cos 2wt dependence describes second harmonic generation.
polarization currents, including the ones associated with the generation of nonlinear polarizations. To reexpress the right-hand side of Eq. () in a more symmetric from, we can explicitly deﬁne the induced polarization currents as J = @ tP; () and introduce the corresponding induced charge densities as ˆ= r P; ().
Purchase Nonlinear Magnetization Dynamics in Nanosystems - 1st Edition. Print Book & E-Book. ISBNPolarization dynamics in twisted ber ampli ers: a non-Hermitian nonlinear dimer model 2 where the complex eld amplitudes Ej Ej(z) represent the polarized eld modes, the real and imaginary parts of the complex parameters j being related to the e ective refractive indices .
Strogatz's writing is not only easy to follow, but is also pleasant, conversational, and at times even a bit whimsical. The book opens with very simple material, and while it eventually touches on some fairly advanced ideas (eg renormalization), it builds up to that point very carefully, so the student should never feel overwhelmed/5(54).
Since fibre lasers are known to exhibit rich nonlinear dynamics purely by extension of their cavity lengths, the build-up dynamics of dissipative solitons in. Abstract. We analyze the problem of two counterpropagating optical laser beams in a slightly nonlinear medium from the point of view of Hamiltonian systems; the one-beam subproblem is.
Under the excitation of intense vector beams with the desired polarization structure, third-order nonlinear optical materials exhibit several types of novel nonlinear optical e®ects, including.Nonlinear pulse shaping and polarization dynamics in mode-locked fiber lasers.