nonlinear two-photon absorption
Electronic Thesis and Dissertation Repository 8-16-2013 12:00 AM The Study of Nanophotonic Switching Mechanisms in Photonic and Metallic Heterostructures
... 5, nonlinear two-photon absorption and power absorption in a quantum dot- graphene nano ake nanocomposite system have been investigated ...observe two- photon processes in ...
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Enhanced two-photon absorption of ligated silver and gold nanoclusters: theoretical and experimental assessments
... of nonlinear optics in ligated gold and silver ...their two-photon absorption properties for which a complementary theoretical and experimental investigation has enabled general rules to be ...
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Ultralow-threshold up-converted lasing in oligofluorenes with tailored strong nonlinear absorption
... strong nonlinear optical response and high performance optical ...enhanced nonlinear optical response with favorable optical gain ...a two- photon absorption cross-section as high as ...
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Theory of direct and indirect effect of two-photon absorption on nonlinear optical losses in high power semiconductor lasers
... other two positions, reliable single-mode operation cannot be guaranteed and operation in the second order mode, at least for lower currents, as discussed in [31], cannot be ruled ...
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FDTD Simulation of Three Photon Absorption and Realization of NAND Gate with GaAs Wire Waveguide
... three photon absorption (3PA) co-efficient at mid-infrared wavelength like ...cross- absorption in a waveguide is investigated using FDTD simulation, where the dominant process is nonlinear ...
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One and two photon pumped organic semiconductor lasers
... the two-photon absorption properties of polyfluorene is determining the strength of the nonlinear absorption of a high intensity ...maximum two- photon absorption ...
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Two Photon Absorption in Nanostructure Wide Band Gap Semiconductor CdS Using Femtosecond Laser
... The nonlinear absorption coefficient was measured by fully computerized the z- scan ...ear absorption coefficient for the nanocrystallites is one order of magnitude higher than that of the bulk CdS ...
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Generation of Nonclassical Light by Unsaturated Two Photon Absorption
... To generate nonclassical light, normally, a coherent light is allowed to interact in a nonlinear fashion with a medium. The phase space contour line which is observed as a circle for the initial coherent state ...
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All optical sampling based on two photon absorption in a semiconductor microcavity for high speed OTDM
... a two-step absorption process in which photons are absorbed individually due to linear ...intensity-dependent absorption relationship. 8 TPA involves the simultaneously absorption of ...
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Nonlinear Amplification of the Brillouin-Rayleigh Triplet Caused by Two-Photon Heating
... by two-photon heating are analyzed ...for two-photon heating a stokes SBS component exhibits the spectral shift depending on the pump ...positive two-photon thermal gain may ...
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Chromatic dispersion monitoring for high speed WDM systems using two photon absorption in a semiconductor microcavity
... a two-photon absorption (TPA) photode- tector for use in chromatic dispersion (CD) monitoring in high- speed, WDM ...the nonlinear optical-to-electrical TPA process, a mi- crocavity structure ...
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Optical signal processing via two photon absorption in a semiconductor microcavity for the next generation of high speed optical communications network
... higher nonlinear response when compared with the photocur- rent generated by off-resonance wavelength signals falling on the ...the nonlinear crystal and the photomultiplier tube can be replaced in a con- ...
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Interference and the lossless lossy beam splitter
... Clearly nonlinear absorption takes place in each ...first two lines of Table 2 the outputs cannot consist of only one photon, whereas the input state in the third line produces an output of ...
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Towards Heralded Two-Photon Absorption and Two-Photon Excited Fluorescence for Quantum Microscopy and Spectroscopy
... of two- photon microscopy are the deeper penetration depth into the tissue and a drastically increased depth resolution (see for example review article by Zipfel et ...quantum nonlinear optics the ...
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Investigation of Mechanical and Non Linear Optical Properties CdS Nanofilm Raghad A. Al Aloosi, II Hussein A. Jawad Asst. Lectuer, Al –Khawarzmy Engineering College/University of Baghdad/Baghdad, Iraq
... the nonlinear absorption as a function of different ...by two-photon absorption in the sample as it travels through the beam ...largest nonlinear absorption is ...elicit ...
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Two photon absorption based detection in semiconductor microcavities
... the nonlinear optical regim e that research into nonlinear optics becam e an active field o f research ...these nonlinear effects it was realised that the definition o f the electrical polarisation ...
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Acceptance angle influence on optimum incident spot size for high finesse microcavity two photon absorption photodetectors
... He held postdoctoral positions in Lehigh University, Bethlehem, PA, and the Max Planck Institute, Stuttgart, Germany. He is a Professor of physics with Trinity College, Dublin, Ireland. His research interests are in ...
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Comparison of Some Human Tissues and Some Commonly Used Thermoluminescent Dosimeters for Photon Energy Absorption
... incident photon and the matter. The mass energy absorption coefficient related with the energy-deposition, ⁄ is a measure of the average fractional amount of incident photon energy transferred to the ...
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Effects of High Pressure on Photochemical Reactivity of Organic Molecular Materials Probed by Vibrational Spectroscopy
... Chemical transformations of molecular materials induced by high pressure and light radiation exhibit novel and intriguing aspects that have attracted much attention in recent years. Particularly, under the two ...
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Measurements of Absolute Atomic Nitrogen Density by Two Photon Absorption Laser Induced Fluorescence Spectroscopy in Hot Air Plasma Generated by Microwave Resonant Cavity
... have been measured in hot dry and humid air plasma columns under post-discharge regime. The determination of space-resolved absolute densities leads to obtain the dissociation degrees of molecular nitrogen in the plasma. ...
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