Mostrando 441 - 460 Resultados de 1,031 Para Buscar '"third order"', tiempo de consulta: 1.69s Limitar resultados
  1. 441
    “…Novel stubs and slot shapes are integrated in the transmission line to reduce higher (up to the third) order harmonics. The proposed prototype yields a -10 dB reflection coefficient (S(11)) impedance bandwidth of 12.53%, a 3 dB axial ratio bandwidth of 3.27%, and a gain of 5.64 dBi. …”
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  2. 442
    por Li, Shasha, Chen, Yue
    Publicado 2017
    “…Phonon spectra at elevated temperatures have been calculated from perturbation theory using the third-order anharmonic force constants. The stiffening of the out-of-plane transverse acoustic mode (ZA) near the Brillouin zone center and the increase of acoustic phonon lifetimes are found to contribute to the dramatic increase of thermal transport in strained h-BN. …”
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  3. 443
    por Kyzas, George Z.
    Publicado 2012
    “…Kinetic data were fitted to the pseudo-first, -second and -third order model. The optimum pH for desorption was determined, in line with desorption and reuse analysis. …”
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  4. 444
    por Wang, Xiaodong, Chen, Bo
    Publicado 2017
    “…Dual-band cold mirrors are designed based on third-order of 121.6 nm multilayers, and they are only composed of LaF(3) and MgF(2). …”
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  5. 445
    “…The effective moisture diffusivity (D(eff)) was obtained using Fick’s diffusion equation and its mean values ranged between 5.83×10(−11) and 7.66×10(−10) m(2) s(−1) for all investigated conditions. In addition, a third-order polynomial equation linking the effective moisture diffusivity and moisture content was found. …”
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  6. 446
    por Hadjileontiadis, Leontios J.
    Publicado 2018
    “…In the current work, the third-order spectrum (TOS), which is used to detect the nonlinearity and deviation from Gaussianity of two types of biomedical signals, that is, wheezes and electroencephalogram (EEG), is combined with the CWT to offer a time–scale representation of the examined signals. …”
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  7. 447
    por Rao, Wei, Li, Dan, Zhang, Jian Qiu
    Publicado 2018
    “…When the measurement matrices of these scalar-sensor ULAs are combined to form a third-order tensor, a novel PARAFAC model is obtained, which corresponds to a longer vector-sensor ULA and includes all of the measurements of the difference co-array constructed from the original nested vector-sensor array. …”
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  8. 448
    “…Also, the validity and accuracy of the developed theory was verified by comparing those results with the results obtained using the third order shear deformation theory and 3D theories. …”
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  9. 449
    “…The stiffness and damping of the viscoelastic material core is frequency-dependent, which results in complex vibration modes of the sandwich beam system. A third order seven parameter Biot model was used to describe the frequency-dependent viscoelastic behavior, which was then incorporated with the finite elements of the sandwich beam. …”
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  10. 450
    “…Herein, we present a method for the simultaneous excitation and observation of homo‐ and heteronuclear multiple quantum coherences (from zero up to the third‐order), which give an additional degree of freedom for ULF NMR experiments, where the chemical shift variation is negligible. …”
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  11. 451
    “…It also addresses methodological developments such as third order expansion, inclusion of non-covalent interactions, schemes to solve the self-interaction error, implementation of long-range short-range separation, treatment of excited states via the time-dependent DFTB scheme, inclusion of DFTB in hybrid high-level/low level schemes (DFT/DFTB or DFTB/MM), fragment decomposition of large systems, large scale potential energy landscape exploration with molecular dynamics in ground or excited states, non-adiabatic dynamics. …”
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  12. 452
    “…We obtain that the ensemble of eddies of size up to a given length r has a temperature parameter given by the second order structure function and a kappa-index related to the second and the third order structure functions. The latter relationship depends on the inverse temperature parameter (gamma) distribution of the superstatistics and it is not specific to the minimal model. …”
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  13. 453
    “…This article presents the detailed theoretical, simulation, and experimental analysis of a half-mode substrate integrated waveguide (HMSIW)-based multimode wideband filter. A third-order, semicircular HMSIW filter is developed in this paper. …”
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  14. 454
    por Liu, Zhenxi, Chen, Jiamin, Zou, Xudong
    Publicado 2020
    “…The results show that the model is in good agreement with the finite element method (FEM) simulation and experiment measurements, the tip displacement error is no more than 6%, the errors of the first, second, and third-order resonance frequency between theoretical values and measured results are 1.63%, 1.18%, and 0.51%, respectively. …”
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  15. 455
    “…While a cubic expansion up to the third order explains the angular-dependent X-ray magnetic linear dichroism of Fe(3+) well, higher-order terms are required for Fe(2+) when the orbital moment is not quenched.…”
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  16. 456
    “…Experimental results prove that BQDs possess broadband saturable absorption (SA) and good third-order nonlinear optical susceptibility, which are comparable to graphene. …”
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  17. 457
    “…Since their sterically hindered A(4) structure should ensure the lack of significant aggregation processes in solution, we explain such anomalous EFISH results by invoking a non-negligible contribution of the electronic cubic term γ(−2ω; ω, ω, 0) to γ(EFISH), as supported by a qualitative evaluation of the third-order response through the measure of the cubic hyperpolarizability (γ(THG)) and by computational evidence.…”
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  18. 458
    “…It also forms a basis for nonlinear spectroscopies such as transient grating, stimulated Raman, and photon echo where phase matching is used to select desired components of the third-order response of matter. Here we report an experimental study of the two-dimensional quantum noise intensity difference spectra of a pair of squeezed beams generated by FWM in hot Rb vapor. …”
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  19. 459
    “…We distinguish accordingly between interval-based (or shortly just interval) SD of order 1 and of order 2: the former spanning from first- to second-order stochastic dominance, the latter from second- to third-order stochastic dominance. By examining the relationships between interval-based SD and SD, as well as between ISD and risk measures or utility functions, we frame the concept within decision theory and clarify its implications when applied to an optimal financial allocation problem. …”
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  20. 460
    “…Here, we demonstrate amplification based on the third-order nonlinearity in a single chip while, in addition, reporting a noise figure significantly below the conventional quantum limit when operated in phase-sensitive mode. …”
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