Search Results - "Niederhausen, H"
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New constraints on supersymmetry using neutrino telescopes
Published in Physics letters. B (10-12-2020)“…We demonstrate that megaton-mass neutrino telescopes are able to observe the signal from long-lived particles beyond the Standard Model, in particular the…”
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High-energy neutrinos from the vicinity of the supermassive black hole in NGC 1068
Published in Nature astronomy (01-09-2024)“…We present a comprehensive multi-messenger study of NGC 1068, the prototype Seyfert II galaxy associated with high-energy neutrinos following a detection by…”
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A symbolic handling of Sheffer polynomials
Published in Annali di matematica pura ed applicata (01-09-2011)“…We revisit the theory of Sheffer sequences by means of the formalism introduced in Rota and Taylor (SIAM J Math Anal 25(2):694–711, 1994) and developed in Di…”
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Generalized Sheffer sequences satisfying piecewise functional conditions
Published in Computers & mathematics with applications (1987) (01-05-2001)“…The well-known relationship between linear functionals and Sheffer sequences is extended to the case of piecewise functional conditions, where one functional…”
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A first search for cosmogenic neutrinos with the ARIANNA Hexagonal Radio Array
Published in Astroparticle physics (01-10-2015)“…The ARIANNA experiment seeks to observe the diffuse flux of neutrinos in the 108–1010GeV energy range using a grid of radio detectors at the surface of the…”
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Random walks in octants, and related structures
Published in Journal of statistical planning and inference (01-11-2005)“…A diffusion walk in Z 2 is a (random) walk with unit step vectors → , ↑ , ← , and ↓ . Particles from different sources with opposite charges cancel each other…”
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A hierarchical Bayesian approach to point source analysis in high-energy neutrino telescopes
Published 20-06-2024“…We propose a novel approach to the detection of point-like sources of high-energy neutrinos. Motivated by evidence for emerging sources in existing data, we…”
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Towards a more robust reconstruction method for IceCube's real-time program
Published 26-07-2023“…PoS ICRC2023 (2023) 1186 Sources of astrophysical neutrinos can potentially be discovered through the detection of neutrinos in coincidence with…”
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Planar walks with recursive initial conditions
Published in Journal of statistical planning and inference (15-02-2002)“…We enumerate two-dimensional walks inside a band parallel to an axis of symmetry, using an algebraic approach. The restrictions along the boundary lines can be…”
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Recursive initial value problems for Sheffer sequences
Published in Discrete mathematics (06-06-1999)“…We consider certain systems of linear operator equations where the nth-order solution is made unique by an initial value taken from the preceding solution…”
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High-energy neutrinos from the vicinity of the supermassive black hole in NGC 1068
Published 30-05-2024“…We present a comprehensive multi-messenger study of NGC 1068, the prototype Seyfert II galaxy recently associated with high-energy IceCube neutrinos. Various…”
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Counting lattice paths taking steps in infinitely many directions under special access restrictions
Published in Theoretical computer science (10-06-2004)“…We count lattice paths that are confined to the first quadrant by the nature of their step vectors. If no further restrictions apply, a path can go from any…”
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Symmetric Sheffer sequences and their applications to lattice path counting
Published in Journal of statistical planning and inference (02-09-1996)“…A sequence of Sheffer polynomials is symmetric, if the value of the nth degree polynomial at any natural number m agrees with the mth degree polynomial at n…”
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Sheffer Polynomials for Computing Exact Kolmogorov-Smirnov and Renyi Type Distributions
Published in The Annals of statistics (01-09-1981)“…Sheffer polynomials are used for proving algorithms and closed forms for a broad class of nonlinear one-sided order and rank distributions. For two-sided tests…”
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The classical umbral calculus: Sheffer sequences
Published 20-10-2008“…Following the approach of Rota and Taylor \cite{SIAM}, we present an innovative theory of Sheffer sequences in which the main properties are encoded by using…”
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Performance of the ARIANNA Hexagonal Radio Array
Published 31-08-2015“…Installation of the ARIANNA Hexagonal Radio Array (HRA) on the Ross Ice Shelf of Antarctica has been completed. This detector serves as a pilot program to the…”
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Livetime and sensitivity of the ARIANNA Hexagonal Radio Array
Published 31-08-2015“…The ARIANNA collaboration completed the installation of the hexagonal radio array (HRA) in December 2014, serving as a pilot program for a planned high energy…”
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A First Search for Cosmogenic Neutrinos with the ARIANNA Hexagonal Radio Array
Published 01-09-2015“…Astropart.Phys. 70 (2015) 12-26 The ARIANNA experiment seeks to observe the diffuse flux of neutrinos in the 10^8 - 10^10 GeV energy range using a grid of…”
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