Accurate Reproduction of Quantum Mechanical Many-Body Interactions in Peptide Main-Chain Hydrogen-Bonding Oligomers by the Polarizable Gaussian Multipole Model.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of chemical theory and computation"
DOI: 10.1021/acs.jctc.2c00710
Abstract: A key advantage of polarizable force fields is their ability to model the atomic polarization effects that play key roles in the atomic many-body interactions. In this work, we assessed the accuracy of the recently… read more here.
Keywords: many body; body interactions; force fields; pgm models ... See more keywords
Quantum physics: Interactions propel a magnetic dance
Sign Up to like & getrecommendations! Published in 2017 at "Nature"
DOI: 10.1038/546481a
Abstract: A combination of leading-edge techniques has enabled interaction-induced magnetic motion to be observed for pairs of ultracold atoms — a breakthrough in the development of models of complex quantum behaviour. See Letter p.519 Simulating topological… read more here.
Keywords: quantum; quantum physics; physics interactions; physics ... See more keywords
High-accuracy Ising machine using Kerr-nonlinear parametric oscillators with local four-body interactions
Sign Up to like & getrecommendations! Published in 2020 at "npj Quantum Information"
DOI: 10.1038/s41534-020-00355-1
Abstract: A two-dimensional array of Kerr-nonlinear parametric oscillators (KPOs) with local four-body interactions is a promising candidate for realizing an Ising machine with all-to-all spin couplings, based on adiabatic quantum computation in the Lechner–Hauke–Zoller (LHZ) scheme.… read more here.
Keywords: kerr nonlinear; body interactions; four body; ising machine ... See more keywords
Hydrodynamics of body–body interactions in dense synchronous elongated fish schools
Sign Up to like & getrecommendations! Published in 2023 at "Physics of Fluids"
DOI: 10.1063/5.0142950
Abstract: Mechanisms for hydrodynamic benefit via fluid interactions in large planar fish schools ( n ≥ 10) are investigated by two-dimensional numerical simulations of carangiform fish swimming. It is observed that the average swimming efficiency of… read more here.
Keywords: hydrodynamics; body interactions; body body; fish schools ... See more keywords
Interpolation method for crystals with many-body interactions
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review B"
DOI: 10.1103/physrevb.104.054108
Abstract: We propose an interpolation scheme to describe pair correlations in crystals with many-body interactions that requires only information on relative displacements for the nearest neighbours and in the long range. Using crystalline Ni as a… read more here.
Keywords: many body; method crystals; body interactions; interpolation method ... See more keywords
Three-body interactions in generic fractional quantum Hall systems and impact of Galilean invariance breaking
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review B"
DOI: 10.1103/physrevb.98.201101
Abstract: We derive full analytic expressions of three-body interactions from Landau level (LL) mixing in fractional quantum Hall (FQH) systems with Schrieffer-Wolff transformation. The formalism can be applied to any LL, and to very general systems… read more here.
Keywords: three body; fractional quantum; body interactions; body ... See more keywords
Three-body interactions improve contact prediction within direct-coupling analysis.
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review E"
DOI: 10.1103/physreve.96.052405
Abstract: The prediction of residue contacts in a protein solely from sequence information is a promising approach to computational structure prediction. Recent developments use statistical or information theoretic methods to extract contact information from a multiple… read more here.
Keywords: body interactions; interactions improve; improve contact; prediction ... See more keywords
Effective Three-Body Interactions in Cs(6s)-Cs(nd) Rydberg Trimers.
Sign Up to like & getrecommendations! Published in 2019 at "Physical review letters"
DOI: 10.1103/physrevlett.122.103001
Abstract: Ultralong-range Rydberg trimer molecules are spectroscopically observed in an ultracold gas of Cs(nd_{3/2}) atoms. The anisotropy of the atomic Rydberg state allows for the formation of angular trimers, whose energies may not be obtained from… read more here.
Keywords: three body; body interactions; effective three; rydberg trimers ... See more keywords
N-Body Interactions between Trapped Ion Qubits via Spin-Dependent Squeezing.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.129.063603
Abstract: We describe a simple protocol for the single-step generation of N-body entangling interactions between trapped atomic ion qubits. We show that qubit state-dependent squeezing operations and displacement forces on the collective atomic motion can generate… read more here.
Keywords: body interactions; dependent squeezing; ion qubits; interactions trapped ... See more keywords
Demonstration of Tunable Three-Body Interactions between Superconducting Qubits.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.129.220501
Abstract: Nonpairwise multiqubit interactions present a useful resource for quantum information processors. Their implementation would facilitate more efficient quantum simulations of molecules and combinatorial optimization problems, and they could simplify error suppression and error correction schemes.… read more here.
Keywords: three body; body interactions; tunable three; superconducting qubits ... See more keywords