second harmonic generation analysis
Second harmonic generation analysis of early Achilles tendinosis in response to in vivo mechanical loading
... Second harmonic generation (SHG) resulted in high reso- lution, spectrally clean signals originating from fibrillar collagen. The collagen matrix surrounding abnormal teno- cytes demonstrated an ...
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A new mode of contrast in biological second harmonic generation microscopy
... biological second harmonic imaging microscopy (SHIM) has previously been reported via quantitative assessments of forward- to epi-generated signal intensity ratio and by polarization ...epi-generated ...
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Rigorous Full-Vectorial Beam Propagation Analysis of Second-Harmonic Generation in Zinc Oxide Waveguides
... Furthermore, second order susceptibilies in ZnO can be enhanced by decreasing the thin film thickness, regardless of the technology being ...the second order suceptibilities ...
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Numerical analysis of second harmonic generation in soft glass equiangular spiral photonic crystal fibers
... and second harmonic modes, which is a result of unique air-hole orientation of the PCF structure ...and second harmonic) than in conventional ...
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Growth and Characterization of Guanidinium Trifluoroacetate – Second Harmonic Generation from a Centrosymmetric Crystal
... generation (SHG) efficiency has been observed in this crystal though it crystallizes in centrosymmetric space group. Bulk single crystal of GTFA with a size of 22 x 7 x 2mm 3 is successfully grown by submerged ...
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PubMedCentral-PMC4794404.pdf
... performed second harmonic generation (SHG) analysis on collagen gels seeded with CAFs and 344SQ cells, a highly invasive and metastatic lung adenocarcinoma cell line derived from mice that ...
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Synthesis and Functionalization of Second Harmonic Generation Nanocrystals and Their Application in Biological Imaging
... In order to address the shortcomings of organic dyes and biological uorophores, quantum dots (QDs) are used [3, 22]. They were rst utilized as biological probes in 1998 [23] and are now the most frequently used ...
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Second Harmonic Generation in Some Donor Acceptor Substituted Chalcone Derivatives
... Although the preliminary focus of this study is on the molecular quadratic NLO responses of the new chalcone derivatives, the investigation of their bulk NLO proper- ties is obviously of great importance. However, the ...
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Resonant subharmonic absorption and second harmonic generation by a fluctuating nonlinear oscillator
... approximation. Second, the numeri- cal algorithm @ 12 # used to evaluate the spectral density of fluctuations, and thus the linear susceptibility ~ 9 ! , is limited to resonant frequencies where Q (0) ( v ) has a ...
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Relative bulk and interface contributions to optical second-harmonic generation in silicon
... In conclusion, we have estimated the relative bulk and interface contributions to SHG for oxidized Si by obtaining an analytic expression for the first-forbidden bulk contribu- tions in the SBHM, evaluating this ...
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Classical E&M Model for Nonlinear Optics - Applications to the Generation of Harmonic and Terahertz
... of harmonic generation to monitor variations in doping ...expensive. Second, SIMS analysis destroys the sample in the process of obtaining the depth ...
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Second harmonic generation in novel optical waveguides
... dielectric interfaces of the optical waveguides. Therefore, the field has been utilised in this work due to its natural ability to be continuous across the dielectric interfaces of the optical waveguides. The scalar BPM ...
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General analysis of type I second harmonic generation with elliptical Gaussian beams
... ses followed. 14,15 Pure cylindrical focusing has been used with pulsed Nd:YAG lasers 16 and with copper-vapor lasers, 17 for which a limited theoretical analysis has been presented 18 and proposed for the ...
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Optical characterisation of plasmonic nanostructures on planar substrates using second harmonic generation
... The linear optical properties of such NP arrays and plasmonic nanostructures are now well understood. Progress is also being made in modelling the more complex nonlinear optical re- sponse, particularly regarding the ...
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Reflection second harmonic generation on a z cut congruent lithium niobate crystal
... Reflection second harmonic generation experiments were performed on z-cut congruent lithium niobate crystals ( LiNbO ) to reveal the interfacial layer symmetry as the crystal is 3 rotated around the ...
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On the design of enhancement cavities for second harmonic generation
... monic generation is often itself elliptical (and tol- erant of a degree of ellipticity), in which case the larger of the corresponding confocal parameters may approach cavity ...
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Finite Element Study of the Second Order (X²) Nonlinear Process of Second Harmonic Generation in Optical Waveguides
... Fig 6.18 Numerical simulation of various assumed loss values in a non-QPM GaAs device and b QPM GaAs device Fig 6.19 The effect of increased input power on efficiency of generated power [r] ...
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Cyclotron resonance of the magnetic ratchet effect and second harmonic generation in bilayer graphene
... and second harmonic for a magnetic ratchet in an arbitrary two-dimensional electron system with z → − z asymmetry and an isotropic dispersion (p), including cyclotron motion, ...
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Application of the anisotropic bond model to second-harmonic generation from amorphous media
... provides limited new information about the material. For a Gaussian driving beam, we obtain analytic expressions that give the phase, amplitude, and spatial distribution of the SHG radiation field for each of the ...
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Genetic algorithm applied to the optimization of quantum cascade lasers with second harmonic generation
... Active regions in QCLs have been designed in many ways, the number of constituent quantum wells varying from a single QW to ten coupled QWs or even superlattices.24 However, a typical MI[r] ...
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