Group velocity mismatched second harmonic generation
Group velocity matching in high-order harmonic generation driven by mid-infrared lasers
... detected harmonic signal strongly depends on the phase acquired from the fundamental field and from the HHG process itself [ 10 , 11 ...and group velocities of the fundamental and harmonic fields as ...
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Second harmonic generation as a probe of broken mirror symmetry
... With this transformation, we find that the rotational anisotropy simulated using χ β ijk collapses exactly onto the measured signal, as shown in Fig. 3(b). The final observation of this work concerns the con- tribution ...
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Time-resolved second harmonic generation with single-shot phase sensitivity.
... 10 Figure 5 shows that results of the experiment on MG at the water/air interface. The raw signal is shown in Figure 5(a), which shows the direct read-out from the CCD camera with a 1 s integration time. The two lines ...
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Optical Second Harmonic Generation Measurements for Characterization of Amorphous Silicon Interfaces
... People in Physics department also help me a lot. I need to thank Jixia Dai and Eddie Calleja in McElory group for helping my problems. I want to thank my classmates, Hsiang-sheng Ku, Jianfeng Xie, Yue Cao, Ke Ke, ...
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Second Harmonic Generation in Some Donor Acceptor Substituted Chalcone Derivatives
... space group with their molecular dipoles perfectly aligned in a direction-favorable for large nonlinear optical ...have second-harmonic-generating properties with maximum efficiencies of approxima- ...
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Second-harmonic generation and reflectance-anisotropy spectroscopy of vicinal Si(001)
... Vita Jinhee Kwon was born to Heekook Kwon and Youngja Bae in Seoul, Korea on 12 July 1973. She came to USA for college at the end of the year 1993 and spent freshman and sophomore year in Baylor University in Waco, ...
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Second-harmonic generation and the influence of flexoelectricity in the nematic phases of bent-core oxadiazoles
... 31 + G* level of theory. The profile exhibits two minima, corresponding to planar configurations: the minima are non-equivalent, since the config- uration having the CO group on the opposite side of the fluorine ...
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Growth and Characterization of Guanidinium Trifluoroacetate – Second Harmonic Generation from a Centrosymmetric Crystal
... temperature. Second harmonic generation (SHG) efficiency has been observed in this crystal though it crystallizes in centrosymmetric space ...
11
Application of the anisotropic bond model to second-harmonic generation from amorphous media
... Advantages of an atomic-scale formulation include a bet- ter understanding of the physics involved. In this classical model, NLO is a result of distortions of the nominally sinu- soidal wave form of the emitted radiation ...
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Cyclotron resonance of the magnetic ratchet effect and second harmonic generation in bilayer graphene
... II. PHENOMENOLOGICAL DRUDE MODEL The expressions (1) and (5) for nonlinear current densities may be viewed as being due to the motion of classical particles in the presence of friction created by the in-plane magnetic ...
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Second-harmonic mode coupling in microresonator-based optical frequency comb generation
... both second- and third-order ...the second-harmonic waves, and permits modulational instability in the normal-dispersion region where comb formation is typically prohibited in the absence of mode ...
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Second-harmonic mode coupling in microresonator-based optical frequency comb generation
... of second-harmonic mode coupling described here is similar to that of linear mode coupling, ...local group velocity dispersion in microcomb ...with second-harmonic mode ...
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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, ...of ...
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Imaging with Second Harmonic Generation Nanoparticles
... radiates ~ 10 -3 photon/second under the same excitation intensity (~ 10 kW/cm 2 average intensity), which is extremely weak for detection. The excitation may be increased by an order of magnitude since it is only ...
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Second harmonic generation in novel optical waveguides
... The FEM is a very powerful numerical technique for solving geometrically complicated systems. The basic concept in the FEM is to find a solution for a complicated system by replacing it with a finite number of well ...
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On the design of enhancement cavities for second harmonic generation
... In this paper, we describe the design of en- hancement cavities that match an arbitrarily el- liptical beam such as that emitted by a laser diode, via an o-axis spherical mirror, to the optimal beam for second ...
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Enhancement of second harmonic generation in DPSS laser
... 3.0 Second Harmonic Generation (SHG) Second harmonic generation is an attractive technique for the generation of light in the visible ...its second harmonic ...
10
Magnetic second harmonic generation from interfaces and nanostructures
... magnetic second-harmonic generation (MSHG) is a more difficult and expensive technique but, uniquely, can measure the surface and interface magnetism ...
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Characterization of domain distributions by second harmonic generation in ferroelectrics
... optimized second harmonic generation method has been explored for ferroelectric domain ...azimuth-polarization-dependent second harmonic generation response, the complex domain ...
9
Polarity of Liquid Interfaces by Second Harmonic Generation Spectroscopy
... max for DEPNA at the air/water interface relative to bulk water is due to the different energy separations between the ground and lowest excited CT states of DEPNA at the interface and in the bulk. It is not a ...
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