Low discrepancy sequences failing Poissonian pair correlations
Sign Up to like & getrecommendations! Published in 2019 at "Archiv der Mathematik"
DOI: 10.1007/s00013-019-01336-3
Abstract: M. Levin defined a real number x that satisfies that the sequence of the fractional parts of $$(2^n x)_{n\ge 1}$$(2nx)n≥1 are such that the first N terms have discrepancy $$O((\log N)^2/ N)$$O((logN)2/N), which is the… read more here.
Keywords: fractional parts; low discrepancy; pair correlations; poissonian pair ... See more keywords
A note on sequences not having metric Poissonian pair correlations
Sign Up to like & getrecommendations! Published in 2021 at "Archiv der Mathematik"
DOI: 10.1007/s00013-021-01578-0
Abstract: The purpose of this note is to present a construction of sequences which do not have metric Poissonian pair correlations (MPPC) and whose additive energies grow at rates that come arbitrarily close to a threshold… read more here.
Keywords: sequences metric; metric poissonian; pair correlations; poissonian pair ... See more keywords
Nonlocal pair correlations in Lieb-Liniger gases: A unified nonperturbative approach from weak degeneracy to high temperatures
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DOI: 10.1103/physreva.97.063612
Abstract: We present analytical results for the nonlocal pair correlations in one-dimensional bosonic systems with repulsive contact interactions that are uniformly valid from the classical regime of high temperatures down to weak quantum degeneracy entering the… read more here.
Keywords: high temperatures; degeneracy; correlations lieb; nonlocal pair ... See more keywords
Isospin Properties of Nuclear Pair Correlations from the Level Structure of the Self-Conjugate Nucleus ^{88}Ru.
Sign Up to like & getrecommendations! Published in 2020 at "Physical review letters"
DOI: 10.1103/physrevlett.124.062501
Abstract: The low-lying energy spectrum of the extremely neutron-deficient self-conjugate (N=Z) nuclide _{44}^{88}Ru_{44} has been measured using the combination of the Advanced Gamma Tracking Array (AGATA) spectrometer, the NEDA and Neutron Wall neutron detector arrays, and… read more here.
Keywords: isospin properties; properties nuclear; pair correlations; self conjugate ... See more keywords
Ground state superconducting pair correlations in twisted bilayer graphene
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DOI: 10.1142/s0217984920500165
Abstract: Motivated by the recent novel electronic features extracted from the magic-angle graphene superlattices, we studied the ground state superconducting pairing correlations within the Hubbard model on... read more here.
Keywords: superconducting pair; graphene; state superconducting; ground state ... See more keywords