Electric Field-Induced Second-Harmonic Generation
Second harmonic generation in sodium vapour induced by a magnetic field
... r second-harmonic generation in the absence of an a p p lie d f i e l d are s t r i c t l y v a l i d only fo r the h yp o th e tic a l i n f i n i t e plane ...d second harmonic ...
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Second-harmonic generation
... 2.2 Second-harmonic generation as two-step process Comprehensive theories of second-harmonic generation have been developed in the late sixties by among others Boyd [3, ...
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Imaging with Second Harmonic Generation Nanoparticles
... Wavefront correction allows us to form a nearly optimal focus inside a turbid sample, but a loftier goal is to image an object that is behind the scattering medium. When the turbid medium is sufficiently scattering, two ...
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Second harmonic generation in novel optical waveguides
... function. Second, the solution of the governing equations is approximated over each element by a linear combination of algebraic ...electromagnetic field in complicated domain structures. The behaviour of ...
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On the design of enhancement cavities for second harmonic generation
... and harmonic wavelengths, the re- quirement of phase matching, the likely conversion eciency and, at high powers, the susceptibility to damage and thermally induced ...
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Axisymmetric Electric Field Calculation with Zonal Harmonic Expansion
... zonal harmonic electric field calculation method has several important ...the field and source equations are separated: during the source constant computations, one has to use only the source ...
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Magnetic second harmonic generation from interfaces and nanostructures
... measured, associated with the upper and lower interfaces. The correlation length of the exchange interaction can be comparable to the interatomic spacing where the two contributing regions have very different values of T ...
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Characterization of domain distributions by second harmonic generation in ferroelectrics
... ferro- electric thin films and devices including the field of multi- functional heterostructures which combine with functional metals and complex oxide thin ...
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Polarity of Liquid Interfaces by Second Harmonic Generation Spectroscopy
... In this paper we present the results of experiments designed to determine the polarity of the air/water interface. This is achieved by the SH spectroscopy of the polarity indicator molecule, DEPNA ...
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Second harmonic generation as a probe of broken mirror symmetry
... surface electric dipole contri- ...purely electric dipole SHG, the three- fold SHG component I SS (3) must vanish irrespective of the point group ...beyond electric dipole ...
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A new mode of contrast in biological second harmonic generation microscopy
... The full permutation symmetry (Kleinman symmetry) is widely assumed in biological SHIM and requires that χ (2) is independent of wavelength 8 . However, even in this case, wavelength-dependence will arise from fac- tors ...
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Second harmonic generation from phase-engineered metasurfaces of nanoprisms
... Figure 5. FDTD at the maximum E-field enhancement for L = 180 nm and w = 300 nm (see Fig. 4). The top-view monitor is at the air-silica interface and the side-view monitor crosses the side of triangle and vertexes ...
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Second harmonic generation at the quantum-interference induced transparency in semiconductor quantum wells: The influence of permanent dipole moments
... but which clearly translates into the intensity-specific optimal pump wavelength. Examples of the harmonic field propagation through the medium are given in Fig. 2, as calculated for different pump ...
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The quantum mechanics of electro-optic feedback, second harmonic generation, and their interaction
... 6. SECOND HARMONIC GENERATION 133 ...The second harmonic produced in the crystal returns along the same path as the incident fundamental, and is separated from it using two dichroic ...
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Time-resolved second harmonic generation with single-shot phase sensitivity.
... V. Conclusions This paper presents a new time-resolved technique for studying dynamics at the interface between bulk centrosymmetric media. In essence the technique is an improvement to phase-sensitive SHG measurements ...
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Optical Second Harmonic Generation Measurements for Characterization of Amorphous Silicon Interfaces
... EFISH induced by the strong electric field of the space charge region in ITO/a-Si:H junction could be a significant part of the total SHG signal for the following experiment, we will assume ...
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Study of the Transition to Instability in Second-Harmonic Generation with Scale Index Method
... The signals of the SHG process are nonlinear, so it seems reasonable that chaos theory can be a suitable tool to analyze their dynamics. For this purpose the bifurcation analysis and a new measure known as the scale ...
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Resonant subharmonic absorption and second harmonic generation by a fluctuating nonlinear oscillator
... periodic field at a subharmonic frequency has been investigated theoretically, numerically, and with an analog elec- tronic circuit ...and second-harmonic ...the second harmonic ...
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Relative bulk and interface contributions to optical second-harmonic generation in silicon
... m Second-harmonic generation 共 SHG 兲 has been widely used to study surfaces and interfaces of centrosymmetric ...is electric-dipole forbidden in the bulk, which makes it particularly ...
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Second-harmonic generation and reflectance-anisotropy spectroscopy of vicinal Si(001)
... The SHG signal is interpreted as the far-field intensity of the square of the superposition of fields radiated by the anharmonic component of the bond charge motion. The linear response consists of radiation from ...
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