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Steady states of a driven dissipative dipolar XXZ chain
CD Parmee, NR Cooper
Jun 09, 2020
We study theoretically a driven dissipative one-dimensional XXZ spin$-1/2$ chain with dipole coupling and a tunable strength of the Ising and XY interaction. Within a mean-field approximation, we find a rich phase diagram with...
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Halide perovskites scintillators
The widespread use of X- and gamma-rays in a range of sectors including healthcare, security and industrial screening is underpinned by the efficient detection of the ionising radiation. Such detector applications are dominated...
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Nonparametric, tuning-free estimation of S-shaped functions
We consider the nonparametric estimation of an S-shaped regression function. The least squares estimator provides a very natural, tuning-free approach, but results in a non-convex optimisation problem, since the inflection point...
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A web-database of mammalian morphology and a reanalysis of placental phylogeny
RJ Asher
Jun 13, 2011
Background: Recent publications concerning the interordinal phylogeny of placental mammals have converged on a common signal, consisting of four major radiations with some ambiguity regarding the placental root. The DNA data...
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The Authenticity of Demosthenes 13, Again
RJ Sing
Mar 07, 2017
The deliberative speech known by us as On Organization (Περὶ συντάξεως) focusses on financial organization and political economy more than any other speech in the Demosthenic corpus. The assembly is to decide the fate of an...
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