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Nonlinear Refractive Index

Tunable effective nonlinear refractive index of graphene dispersions during the distortion of spatial self phase modulation

Tunable effective nonlinear refractive index of graphene dispersions during the distortion of spatial self phase modulation

... the onset of convection near a suddenly heated horizontal wire, which was investigated in details by Vest and Lawson. 28 Since graphene possesses high thermal conductiv- ity and optical absorption coefficient, 5,26 the ...

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Enhanced nonlinear refractive index in ε near zero materials

Enhanced nonlinear refractive index in ε near zero materials

... third-order nonlinear effects, thus leading to an ultrafast light-induced metal-to-dielectric phase ...linear refractive index and the χ ð3Þ tensor also leads to a peculiar wavelength-dependent ...

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Linear and Nonlinear Refractive Index Changes in Spherical Quantum Dot

Linear and Nonlinear Refractive Index Changes in Spherical Quantum Dot

... shift toward lower energy (red shift) as the dot radius increases. All transitions are shown the same characteristic feature. As the dot radius increases, the peak values of total RI changes move toward lower energy ...

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Single Beam Z Scan Measurement of Nonlinear Refractive Index of Crude Oils

Single Beam Z Scan Measurement of Nonlinear Refractive Index of Crude Oils

... The experimental set up for determining the nonlinear properties is shown in Figure 2. The experiment was carried out at room temperature and a CW diode laser operating at 660 nm was used as a light source, the ...

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Theoretical Estimation of Third Order Optical Nonlinearity of poly (1-Naphthyl Methacrylate) M. M. Tasnim *1 , K. Chakrabarty 2, K. N. Sakib1 , J. Islam 1

Theoretical Estimation of Third Order Optical Nonlinearity of poly (1-Naphthyl Methacrylate) M. M. Tasnim *1 , K. Chakrabarty 2, K. N. Sakib1 , J. Islam 1

... [7]. G. Boirdebs, S. Cherukrrlappirrath, H. Leblond, arid F. Safrrhez. 2003. IEEE Conference on Lasers and Electro-Optics Europe, 2003. CLEO/Europe, (2003). Experimental evidence of positive and negative nonlinear ...

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Third Order Optical Nonlinearities of C450 Doped Polymer Thin Film Investigated by the Z Scan

Third Order Optical Nonlinearities of C450 Doped Polymer Thin Film Investigated by the Z Scan

... the nonlinear phase shift which in turn changes the value of the nonlinear refractive index and the third order electric ...the nonlinear phase shift increases so that the z-scan curves ...

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Growth, NLO, Z scan and impedance studies of glycine potassium sulphate crystals grown by aqueous solution technique

Growth, NLO, Z scan and impedance studies of glycine potassium sulphate crystals grown by aqueous solution technique

... order nonlinear optical crystals ...order nonlinear optical property of GPS crystal was analyzed by Z-scan experiment and the values of nonlinear absorption coefficient, nonlinear ...

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New Communication Bands Generated by Using a Soliton Pulse within a Resonator System

New Communication Bands Generated by Using a Soliton Pulse within a Resonator System

... a nonlinear microring and nanoring resonators ...and nonlinear refractive index, we found that the obtained multi soliton pulses have shown the potential of application for dense wavelength ...

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The Effect of Dye Concentrations and Sample Thickness on the Nonlinear Optical Properties of a Soluble Rhodamine 6G Dye

The Effect of Dye Concentrations and Sample Thickness on the Nonlinear Optical Properties of a Soluble Rhodamine 6G Dye

... have nonlinear susceptibilities larger than the inorganic compounds ...high nonlinear optical properties ...of nonlinear optics because of their optical ...the nonlinear optics community as a ...

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Degenerate optical nonlinear enhancement in epsilon-near-zero transparent conductive oxides

Degenerate optical nonlinear enhancement in epsilon-near-zero transparent conductive oxides

... imaginary nonlinear refractive index, ...the nonlinear capability of TCOs. The nonlinear material response was measured by using a standard pump and probe set-up in its degenerate ...

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Eclipsing Z scan measurement for mixture of dyes (R6g, RB, and RC) in 
		liquid and solid media

Eclipsing Z scan measurement for mixture of dyes (R6g, RB, and RC) in liquid and solid media

... the nonlinear optical properties for liquid and solid sample (dye doped polymer) at different concentration in Chloroform solvent by using a high sensitive method known as EZ-Scan ...the nonlinear ...

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Helmholtz bright spatial solitons and surface waves at power law optical interfaces

Helmholtz bright spatial solitons and surface waves at power law optical interfaces

... power-law nonlinear refractive ...Helmholtz nonlinear surface waves are analyzed theoretically, and their stability properties are investigated numerically for the first ...

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Third-ordernonlinear optical properties of Spatial Light Modulator

Third-ordernonlinear optical properties of Spatial Light Modulator

... Spatial Light Modulator (SLM) utilizing Z-scan technique has been presented. The nonlinear refractive index (NLR) and the nonlinear absorption coefficient(NLA) of SLM are investigated. The ...

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Self diffraction and nonlinear optical properties for 2, 3- Diaminopyridine under cw illumination

Self diffraction and nonlinear optical properties for 2, 3- Diaminopyridine under cw illumination

... the nonlinear optical properties such as nonlinear interferometry, degenerate four-wave mixing, nearly degenerate three-wave mixing, ellipse ...both nonlinear refractive index and ...

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Photonic Crystal and its Application as a Biosensor for the Early Detection of Cancerous Cells

Photonic Crystal and its Application as a Biosensor for the Early Detection of Cancerous Cells

... Figure 5 to Figure 6 shows the propagation of light wave with its different colors through the photonic crystal and how it resonated with the cavity in the 2-dimensional magnetic field distribution. It can be clearly ...

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Low coherence interferometric imaging: solution of the one dimensional inverse scattering problem

Low coherence interferometric imaging: solution of the one dimensional inverse scattering problem

... the refractive index within samples containing multiple parallel layers of various ...the refractive index variations may be useful in a variety of ways; in particular, a straightforward ...

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Nonlinear Change in Refractive Index and Transmission Coefficient of ZnSe:Fe2+ at Long Pulse 2 94 μm Excitation

Nonlinear Change in Refractive Index and Transmission Coefficient of ZnSe:Fe2+ at Long Pulse 2 94 μm Excitation

... the refractive-index nonlinearity in ZnSe:Fe 2+ samples, also demonstrate drastic perturbations at ...the index nonlinearity, a peak-to-valley “oscillation” between the maximal, T T 1 0 max , and ...

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Detectors  Refractive Index Detectors pdf

Detectors Refractive Index Detectors pdf

... As N increases for a given refractive index change, n, so will the detector sensitivity. Therefore l should be made as large as possible commensurate with the chromatographic properties of the system. The ...

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The ionospheric Z ray return mechanism

The ionospheric Z ray return mechanism

... Nevertheless, the principles expounded by Poeverle1n may be utilised and the Poeverlein diagram is now treated as a refractive index space where the locus of the refractive index vector [r] ...

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Optical Birefringence Studies on Cholesteric and Induced Smectic Phases of Ternary Mixture of Liquid Crystalline Materials

Optical Birefringence Studies on Cholesteric and Induced Smectic Phases of Ternary Mixture of Liquid Crystalline Materials

... observations. Refractive indices in the optical region are determined at different temperatures by employing the techniques described by the earlier investigators ...

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