Results 61 to 70 of about 5,522,853 (247)

Ontology‐Aligned Structuring and Reuse of Multimodal Materials Data and Workflows Toward Automatic Reproduction

open access: yesAdvanced Engineering Materials, EarlyView.
Reproduction of stacking fault energy calculations from literature with a semi‐automated large language model‐assisted extraction procedure: extraction of simulation protocol, atomistic structures, computational parameters, and reported results, ontology alignment, knowledge graph construction and, finally, recomputation forvalidation.
Sepideh Baghaee Ravari   +5 more
wiley   +1 more source

"Animal Style" Objects of Ananyino Period on the Territory of the European Northeast

open access: yesАрхеология евразийских степей, 2023
The article deals with the general features of primitive art objects on the territory of the European North-east, dating back to the Ananyino period of the Early Iron Age.
Vaskul Igor O.
doaj   +1 more source

Affine Primitive Groups and Semisymmetric Graphs [PDF]

open access: yesThe Electronic Journal of Combinatorics, 2013
In this paper, we investigate semisymmetric graphs which arise from affine primitive permutation groups. We give a characterization of such graphs, and then construct an infinite family of semisymmetric graphs which contains the Gray graph as the third smallest member.
Hua Han, Zai Ping Lu
openaire   +2 more sources

Symmetry‐Guided Multifunctional Acoustic System Based on Mechanically Actuated Sonic Crystals

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents the design, simulation, and experimental validation of amultifunctional acoustic metamaterial based on rotationally engineered sonic crystals.By tuning cylinder orientations, controllable band gaps and six distinct functionalities—including switching, topological insulation, beam splitting, and logic operations—areachieved ...
Yuanyan Zhao   +2 more
wiley   +1 more source

Primitive Groups with a Determination of the Primitive Groups of Degree 20

open access: yesAmerican Journal of Mathematics, 1912
Made available in DSpace on 2014-09-18T16:14:37Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) primitivegroupsw00benn.pdf: 4007981 bytes, checksum: 11ff94a135ba9f82dd8428c4adb82cb6 (MD5) Previous issue date: 1910 ; Thesis (PhD.)--University of Illinois, 1910. ; Typescript. ; Vita.
openaire   +2 more sources

Testing Matrix Groups for Primitivity

open access: yesJournal of Algebra, 1996
The authors describe an algorithm which seeks to decide whether or not a given irreducible matrix group of finite dimension defined over a finite field preserves a nontrivial system of blocks of imprimitivity in its action on the underlying vector space.
Holt, Derek F.   +3 more
openaire   +1 more source

Self‐Assembled Crystalline Peptoid Nanomaterials as Metal‐Free Enzyme Mimics for Enhanced Carbon Dioxide Hydration and Precipitation

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by metal‐free carbonic anhydrases (CAs) that achieve efficient catalysis without metal cofactors, we herein report a sequence‐defined supramolecular peptoid platform that mimics metal‐free CAs and exhibits hydrolytic activity via a supramolecular assembly‐mediated proton‐transfer mechanism.
Progyateg Chakma   +8 more
wiley   +1 more source

Extremely primitive groups and linear spaces [PDF]

open access: yes, 2022
A finite non-regular primitive permutation group $G$ is extremely primitive if a point stabiliser acts primitively on each of its nontrivial orbits. Such groups have been studied for almost a century, finding various applications.
Verret, Gabriel, Lee, Melissa
core   +1 more source

The Order of Primitive Groups (III) [PDF]

open access: yesTransactions of the American Mathematical Society, 1918
1. The theorem which I now propose to prove is THEOREM XIII. Let q be any positive integer greater than 5, and let p be any prime greater than 2q 2; then the degree of any primitive group G that contains a substitution of order p and degree qp but none of order p and of degree less than qp does not exceed qp + 4q 4; if G is not triply (doubly ...
openaire   +1 more source

Growth of primitive elements in free groups [PDF]

open access: yesJournal of the London Mathematical Society, 2014
In the free group $F_k$, an element is said to be primitive if it belongs to a free generating set. In this paper, we describe what a generic primitive element looks like. We prove that up to conjugation, a random primitive word of length $N$ contains one of the letters exactly once asymptotically almost surely (as $N \to \infty$).
Doron Puder, Conan Wu
openaire   +2 more sources

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