Results 61 to 70 of about 19,461 (275)

What Do Large Language Models Know About Materials?

open access: yesAdvanced Engineering Materials, EarlyView.
If large language models (LLMs) are to be used inside the material discovery and engineering process, they must be benchmarked for the accurateness of intrinsic material knowledge. The current work introduces 1) a reasoning process through the processing–structure–property–performance chain and 2) a tool for benchmarking knowledge of LLMs concerning ...
Adrian Ehrenhofer   +2 more
wiley   +1 more source

Theory of differential inclusions and its application in mechanics

open access: yes, 2018
The following chapter deals with systems of differential equations with discontinuous right-hand sides. The key question is how to define the solutions of such systems.
A Andronov   +61 more
core   +1 more source

Hidden Bifurcations and Attractors in Nonsmooth Dynamical Systems [PDF]

open access: yesInternational Journal of Bifurcation and Chaos, 2016
We investigate the role of hidden terms at switching surfaces in piecewise smooth vector fields. Hidden terms are zero everywhere except at the switching surfaces, but appear when blowing up the switching surface into a switching layer. When discontinuous systems do surprising things, we can often make sense of them by extending our intuition for ...
openaire   +3 more sources

A New Two-Dimensional Map with Hidden Attractors [PDF]

open access: yesEntropy, 2018
The investigations of hidden attractors are mainly in continuous-time dynamic systems, and there are a few investigations of hidden attractors in discrete-time dynamic systems. The classical chaotic attractors of the Logistic map, Tent map, Henon map, Arnold’s cat map, and other widely-known chaotic attractors are those excited from unstable fixed ...
Chuanfu Wang, Qun Ding
openaire   +3 more sources

Impact of Sustainable Binders Based on Lignin and Collagen on the Volume Stability and Mechanical Properties of MgO‐C Refractories with MgO‐C Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
Collagen hydrolysate is evaluated as a sustainable binder for MgO‐C refractories. Its thermally induced cross‐linking and gas release lead to expansion and cracking in large bricks, but tailored batches with lignin, recyclates, or fine graphite improve the gas release while thermal treatment and stability.
Till M. J. Stadtmüller   +8 more
wiley   +1 more source

A New Chaotic System with Stable Equilibrium: Entropy Analysis, Parameter Estimation, and Circuit Design

open access: yesEntropy, 2018
In this paper, we introduce a new, three-dimensional chaotic system with one stable equilibrium. This system is a multistable dynamic system in which the strange attractor is hidden.
Tomasz Kapitaniak   +5 more
doaj   +1 more source

Hidden and Coexisting Attractors in a Novel 4D Hyperchaotic System with No Equilibrium Point

open access: yesFractal and Fractional, 2022
The investigation of chaotic systems containing hidden and coexisting attractors has attracted extensive attention. This paper presents a four-dimensional (4D) novel hyperchaotic system, evolved by adding a linear state feedback controller to a 3D ...
Chengwei Dong, Jiahui Wang
doaj   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

D3 Dihedral Logistic Map of Fractional Order

open access: yesMathematics, 2022
In this paper, the D3 dihedral logistic map of fractional order is introduced. The map presents a dihedral symmetry D3. It is numerically shown that the construction and interpretation of the bifurcation diagram versus the fractional order requires ...
Marius-F. Danca, Nikolay Kuznetsov
doaj   +1 more source

The invariant tori of knot type and the interlinked invariant tori in the Nos\'e-Hoover system

open access: yes, 2015
We revisit the famous Nos\'e-Hoover system in this paper and show the existence of some averagely conservative regions which are filled with an infinite sequence of nested tori.
Wang, Lei, Yang, Xiao-Song
core   +1 more source

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