Results 151 to 160 of about 86,942 (318)

On the dimension of the algebraic sum of subspaces

open access: yesOpen Mathematics
We provide a recursive formula for the dimension of the algebraic sum of finitely many subspaces in a finite-dimensional vector space over an arbitrary field.
Makrides Gregoris, Szemberg Tomasz
doaj   +1 more source

Learning with Errors: A Lattice-Based Keystone of Post-Quantum Cryptography

open access: yesSignals
The swift advancement of quantum computing devices holds the potential to create robust machines that can tackle an extensive array of issues beyond the scope of conventional computers.
Maria E. Sabani   +2 more
doaj   +1 more source

Residuated lattices : an algebraic glimpse at substructural logics /

open access: yes, 2007
The book is meant to serve two purposes. The first and more obvious one is to present state of the art results in algebraic research into residuated structures related to substructural logics. The second, less obvious but equally important, is to provide
Galatos, Nikolaos.
core  

Discrete breathers in Klein–Gordon lattices. A deflation-based approach

open access: yes
Deflation is an efficient numerical technique for identifying new branches of steady state solutions to nonlinear partial differential equations. Here, we demonstrate how to extend deflation to discover new periodic orbits in nonlinear dynamical ...
Martín-Vergara, Francisca   +4 more
core   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Lattice-based Proxy Signature Scheme in the Standard Model

open access: yes工程科学与技术, 2014
:The provably secure public-key cryptosystems in the standard model are more practical, but the provably secure lattice-based proxy signature schemes in the standard model have not been constructed up to now.
李明祥, 郑艳娟, 许明
doaj  

Optical realization of the atom–field interaction in waveguide lattices [PDF]

open access: yes, 2012
A classical realization of the atom–field interaction Hamiltonian, based on the transport of light in engineered optical waveguide lattices, is theoretically proposed.
Héctor Manuel Moya Cessa   +1 more
core  

Cathodic Cage Plasma Deposition of Nanostructured Cu–Fe–Se Coatings on Poly(methyl Methacrylate)

open access: yesAdvanced Engineering Materials, EarlyView.
Nanostructured Cu–Fe–Se coatings are deposited on PMMA by a modified cathodic cage plasma process, enabling low‐temperature deposition on polymer substrates. A transition from discontinuous to compact morphology is observed with temperature, with optimal properties at 200°C, where improved CuFeSe2‐type bonding, lowest sheet resistance, and favorable ...
V. S. S. Sobrinho   +8 more
wiley   +1 more source

An Experimental High‐Throughput Approach for the Screening of Hard Magnet Materials

open access: yesAdvanced Engineering Materials, EarlyView.
An entire workflow for the high‐throughput characterization and analysis of compositionally graded magnetic films is presented. Characterization protocols, data management tools and data analysis approaches are illustrated with test case Sm(Fe, V)12 based films.
William Rigaut   +16 more
wiley   +1 more source

Approximate first collision probabilities for neutrons in cylindrical and cluster lattices.

open access: yes, 1979
Methods for calculating approximate first collision probabilities for neutrons in cylindrical and cluster lattices are presented and compared with numerical solution methods.
Robinson, GS
core  

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