Results 51 to 60 of about 45,216 (263)

Partitions with constrained ranks and lattice paths [PDF]

open access: yesEnumerative Combinatorics and Applications, 2023
Sylvie Corteel   +2 more
doaj   +1 more source

Quantum correlation of path-entangled two-photon states in waveguide arrays with defects

open access: yesAIP Advances, 2014
We study the quantum correlation of path-entangled states of two photons in coupled one-dimensional waveguide arrays with lattice defects. Both off-diagonal and diagonal defects are considered, which show different effects on the quantum correlation of ...
Yiling Dou   +5 more
doaj   +1 more source

Geometrically nonlinear behavior of lattice domes coupled with local Eulerian instability

open access: yesCurved and Layered Structures, 2020
Structural analysis is an intricate subject when nonlinearities occur. They make the structural behavior complex and may have important consequences in the design choice as well.
Carpinteri Alberto   +2 more
doaj   +1 more source

Generating functions for a lattice path model introduced by Deutsch

open access: yesSpecial Matrices, 2021
The lattice path model suggested by E. Deutsch is derived from ordinary Dyck paths, but with additional down-steps of size −3, −5, −7, . . . . For such paths, we find the generating functions of them, according to length, ending at level i, both, when ...
Prodinger Helmut
doaj   +1 more source

The genesis of involutions (Polarizations and lattice paths) [PDF]

open access: yesDiscrete Mathematics, 2019
The number of Borel orbits in polarizations (the symmetric variety $SL(n)/S(GL(p)\times GL(q))$) is analyzed, various (bivariate) generating functions are found. Relations to lattice path combinatorics are explored.
Mahir Bilen Can, Özlem Ugurlu
openaire   +3 more sources

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

Extracting the Single-Particle Gap in Carbon Nanotubes with Lattice Quantum Monte Carlo

open access: yesEPJ Web of Conferences, 2018
We show how lattice Quantum Monte Carlo simulations can be used to calculate electronic properties of carbon nanotubes in the presence of strong electron-electron correlations.
Berkowitz Evan   +5 more
doaj   +1 more source

Half-lattice Paths and Virasoro Characters [PDF]

open access: yesFundamenta Informaticae, 2012
We first briefly review the role of lattice paths in the derivation of fermionic expressions for the M(p, p′) minimal model characters of the Virasoro Lie algebra. We then focus on the recently introduced half-lattice paths for the M(p, 2p ± 1) characters, reformulating them in such a way that the two cases may be treated uniformly. That the generating
Olivier Blondeau-Fournier   +2 more
openaire   +2 more sources

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

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