Results 61 to 70 of about 65,466 (259)

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

On normal automorphisms of n-periodic products of finite cyclic groups [PDF]

open access: yesInternational Journal of Group Theory, 2013
We prove that each normal automorphism of the$n$-periodic product of cyclic groups of odd order$rge1003$ is inner, whenever $r$ divides $n$.
Ashot Pahlevanyan   +3 more
doaj  

Finite form of the quintuple product identity

open access: yesJournal of Combinatorial Theory, Series A, 2006
1 ...
CHU, Wenchang, Chen Y. C., Gu S. S.
openaire   +3 more sources

Composition‐Tuned Enhancement of the Anomalous Nernst Effect in FeCo–Pt Thin Films on Rigid and Flexible Substrates

open access: yesAdvanced Engineering Materials, EarlyView.
Disordered (Fe50Co50)1−xPtx thin films exhibit a pronounced anomalous Nernst effect (ANE) with a strong composition dependence on both rigid and flexible substrates. The transverse thermoelectric response peaks near 22.5 at.% Pt, accompanied by enhanced αxy/σxy scaling, thermal transport, and ANE sensitivity.
Mojtaba Mohammadi   +2 more
wiley   +1 more source

Exploring strong Gelfand pairs in wreath products of specific finite groups [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة
A strong Gelfand pair (𝐺, 𝐻) consists of a group 𝐺 and its subgroup 𝐻, characterized by the property that the induced representation Ind 𝑑 𝐺 𝐻 of the permutation representation associated with the action of 𝐺 on the set of cosets 𝐺𝐻 is multiplicity-free.
Saad Bedaiwi
doaj   +1 more source

A D-finiteness result for products of permutations

open access: yesDiscrete Mathematics, 1992
Let \(e_ k^{\mathbf p}({\mathbf n})\), \({\mathbf p}=(p_ 1,\dots,p_ d)\) and \({\mathbf n}=(n_ 1,\dots,n_ d)\), denote the number of permutations of \(N=n_ 1p_ 1+\cdots+n_ dp_ d\) that can be represented as the product of an arbitrary but fixed full cycle and a permutation with \(n_ i\) cycles of length \(p_ i\), \(1\leq i\leq d\). In ``Counting cycles
E. Rodney Canfield   +1 more
openaire   +1 more source

Combined Process‐ and Phase‐Field‐Simulation to Predict the Microstructure of Single‐Crystal Ni‐Based Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
A combined finite element and phase‐field approach predicts the evolution of microstructure during the directional solidification of Ni‐based superalloys. The model reveals how withdrawal rate, temperature gradient, and wall thickness control the dendrite spacing, highlighting the strong effect of surface regions in thin sections where dendrite growth ...
Sean Böhm   +3 more
wiley   +1 more source

On Direct Products of Dihedral Groups in Locally Finite Groups

open access: yesИзвестия Иркутского государственного университета: Серия "Математика"
When studying infinite groups, as a rule, some finiteness conditions are imposed. For example, they require that the group be periodic, a Shunkov group, a Frobenius group, or a locally finite group.
I. A. Timofeenko, A.A. Shlepkin
doaj   +1 more source

HOMOLOGICAL FINITENESS PROPERTIES OF WREATH PRODUCTS [PDF]

open access: yesThe Quarterly Journal of Mathematics, 2015
We study the homological finiteness property FPm of permutational wreath products.
Bartholdi, Laurent   +2 more
openaire   +3 more sources

Evaluating Energy Absorption Performance of Filled Lattice Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Maximum stress must be considered to robustly evaluate energy absorber designs. This approach was applied to compare all types of absorbers in a single Ashby diagram and determine the utility of filling lattice voids with a second material. High‐performance fillers can improve the performance of lattices that are limited by buckling or catastrophic ...
Christian Bonney   +2 more
wiley   +1 more source

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