13,645 research outputs found

    Computation of laminar heat transfer from gaseous plasmas in electromagnetic fields

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    Heat transfer analysis procedure is presented for two-temperature gaseous plasma. Analysis is based on laminar flow of singly-ionized, quasineutral plasma with variable properties. Sheath analysis is described for species in accelerating field, decelerating field, emitted from wall, and recombining at wall

    Laminar flow heat transfer from a gaseous plasma at elevated electron temperature in the presence of electromagnetic fields

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    Electromagnetic field effects on heat transfer of two temperature gaseous plasm

    A search for Technicolor in the tri-lepton final state

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    We present a feasibility study of ρT\rho_{T} and aTa_{T} production using the ρT/aTWZlllν\rho_T/a_{T} \rightarrow WZ \rightarrow lll \nu final state. Such a signature is found in low scale walking Technicolor models. We perform this study using CMS fast simulation samples and conclude that it is possible to observe ρT\rho_T with masses up to 500~GeV in data samples ranging from 2-10~fb1^{-1} of integrated luminosity. We also find that the aTWZa_T \rightarrow WZ process may be seen under the assumptions that MaT1.1MρTM_{a_T} \simeq 1.1 M_{\rho_T} (for MρT=500M_{\rho_T}=500 GeV) and that the MET resolution from data will be in reasonable agreement with the simulation

    Particles with selective wetting affect spinodal decomposition microstructures

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    We have used mesoscale simulations to study the effect of immobile particles on microstructure formation during spinodal decomposition in ternary mixtures such as polymer blends. Specifically, we have explored a regime of interparticle spacings (which are a few times the characteristic spinodal length scale) in which we might expect interesting new effects arising from interactions among wetting, spinodal decomposition and coarsening. In this paper, we report three new effects for systems in which the particle phase has a strong preference for being wetted by one of the components (say, A). In the presence of particles, microstructures are not bicontinuous in a symmetric mixture. An asymmetric mixture, on the other hand, first forms a non-bicontinuous microstructure which then evolves into a bicontinuous one at intermediate times. Moreover, while wetting of the particle phase by the preferred component (A) creates alternating A-rich and B-rich layers around the particles, curvature-driven coarsening leads to shrinking and disappearance of the first A-rich layer, leaving a layer of the non-preferred component in contact with the particle. At late simulation times, domains of the matrix components coarsen following the Lifshitz-Slyozov-Wagner law, R1(t)t1/3R_1(t) \sim t^{1/3}.Comment: Accepted for publication in PCCP on 24th May 201

    Entanglement of Two Impurities through Electron Scattering

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    We study how two magnetic impurities embedded in a solid can be entangled by an injected electron scattering between them and by subsequent measurement of the electron's state. We start by investigating an ideal case where only the electronic spin interacts successively through the same unitary operation with the spins of the two impurities. In this case, high (but not maximal) entanglement can be generated with a significant success probability. We then consider a more realistic description which includes both the forward and back scattering amplitudes. In this scenario, we obtain the entanglement between the impurities as a function of the interaction strength of the electron-impurity coupling. We find that our scheme allows us to entangle the impurities maximally with a significant probability
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