Results 91 to 100 of about 10,264,920 (253)

Algorithmically finite groups

open access: yesJournal of Pure and Applied Algebra, 2011
We call a group $G$ {\it algorithmically finite} if no algorithm can produce an infinite set of pairwise distinct elements of $G$. We construct examples of recursively presented infinite algorithmically finite groups and study their properties. For instance, we show that the Equality Problem is decidable in our groups only on strongly (exponentially ...
Myasnikov, Alexei, Osin, Denis
openaire   +2 more sources

Antea Group Archeologie 2021/36

open access: yes, 2021
Antea Group heeft In februari 2021 een archeologisch bureauonderzoek en inventariserend veldonderzoek door middel van boringen uitgevoerd in het kader van de aanleg van een gashogedruk- en een gaslagedrukleiding langs de oostzijde van de Hoofdweg tussen ...
Fens, R. (Antea Group)   +2 more
core   +1 more source

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti   +16 more
wiley   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Electrode and Microstructure Dependence of Oxygen Diffusion in Ferroelectric Hafnium Zirconium Oxide Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
Significant nanoscale oxygen diffusion coefficient variations are measured in ferroelectric hafnium zirconium oxide films with grain boundaries and electrode interfaces exhibiting values 104 times larger than the grain cores. Overall coefficients are 10X larger for films prepared with metal nitride electrodes compared to refractory metals. New insights
Liron Shvilberg   +6 more
wiley   +1 more source

Generators of Maximal Subgroups of Harada-Norton and some Linear Groups

open access: yesOpen Chemistry, 2019
Group theory, the ultimate theory for symmetry, is a powerful tool that has a direct impact on research in robotics, computer vision, computer graphics and medical image analysis.
Liu Jia-Bao   +3 more
doaj   +1 more source

Groups of Finite Weight [PDF]

open access: yesProceedings of the American Mathematical Society, 1981
If N N is a group and E
openaire   +1 more source

Antea Group Archeologie 2020/23

open access: yes, 2020
In februari 2020 heeft Antea Group in opdracht van EuroParcs een archeologisch onderzoek uitgevoerd voor het plangebied ‘Recreatiepark Henschotermeer Wouderberg’ te Woudenberg, gemeente Woudenberg.
Antea Group
core   +1 more source

Zassenhaus conjecture for central extensions of S5 [PDF]

open access: yes, 2008
We confirm a conjecture of Zassenhaus about rational conjugacy of torsion units in integral group rings for a covering group of the symmetric group S5 and for the general linear group GLð2; 5Þ. The first result, together with others from the literature,
Bódi, Viktor   +4 more
core   +1 more source

Antea Group Archeologie 2019/165

open access: yes, 2023
In oktober 2019 heeft Antea Group in opdracht van ‘van der Goes architecten’ een archeologisch onderzoek uitgevoerd voor het plangebied ‘Koetsiersweg’ te Sassenheim, gemeente Teylingen. Het onderzoek heeft bestaan uit een archeologisch bureauonderzoek en
Looveren, V. van (Antea Group)   +1 more
core   +1 more source

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