Results 51 to 60 of about 11,891,302 (357)

Counting irreducible binomials over finite fields

open access: yes, 2015
We consider various counting questions for irreducible binomials over finite fields.
Heyman, Randell, Shparlinski, Igor E.
core   +1 more source

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Counting solutions to a system of quadratic form equations over finite fields

open access: yesAIMS Mathematics
The problem of counting the number of solutions to equations over finite fields has been a central topic in the study of finite fields. Let $ q $ be a prime power, and denote by $ {\mathbb F}_{q} $ the finite field with $ q $ elements. In this paper, we
Xiaodie Luo, Kaimin Cheng
doaj   +1 more source

Heuristics on pairing-friendly elliptic curves

open access: yesJournal of Mathematical Cryptology, 2012
We present a heuristic asymptotic formula as for the number of isogeny classes of pairing-friendly elliptic curves over prime fields with fixed embedding degree , with fixed discriminant, with rho-value bounded by a fixed such that , and with prime ...
Boxall John
doaj   +1 more source

Dynamic Precipitation during High‐Pressure Torsion of a Magnesium–Manganese Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An ultrafine‐grained alloy is produced by high‐pressure torsion of solutionized Mg–1.35 wt% Mn. Precipitation of nanometer‐scale Mn particles during deformation provides pinning sites. This prevents the formation of a bimodal grain structure and results in a finer grain size than for pure Mg.
Julian M. Rosalie, Anton Hohenwarter
wiley   +1 more source

Understanding the Effect of Resistance Temperature Detector Temperature Controllers on Microstructural Alignment in Magnetic Freeze Casting

open access: yesAdvanced Engineering Materials, EarlyView.
The effect of temperature controllers that are commonly used in freeze‐casting is investigated in this work. Temperature controllers are observed to generate a voltage in the slurry. Microstructural alignment and ultimate compressive strength data show this voltage to interfere with the ability to align the microstructure using magnetic fields ...
Maddie A. Schmitz, Steven E. Naleway
wiley   +1 more source

A construction of strongly regular Cayley graphs and their applications to codebooks

open access: yesAIMS Mathematics
In this paper, we give a kind of strongly regular Cayley graphs and a class of codebooks. Both constructions are based on choosing subsets of finite fields, and the main tools that we employed are Gauss sums.
Yang Yan   +3 more
doaj   +1 more source

Additive Decompositions of Subgroups of Finite Fields [PDF]

open access: yesSIAM Journal on Discrete Mathematics, 2013
We say that a set ${\mathcal S}$ is additively decomposed into two sets ${\mathcal A}$ and ${\mathcal B}$ if ${\mathcal S} = \{a+b:a\in {\mathcal A}, b \in {\mathcal B}\}$.
I. Shparlinski
semanticscholar   +1 more source

Gauge Fields Condensation at Finite Temperature

open access: yes, 1993
The two-loop effective action for the SU(3) gauge model in a constant background field ${\bar A}_0(x,t)=B_0^3T_3+B_0^8T_8$ is recalculated for a gauge with an arbitrary $\xi$-parameter.
Abbott   +25 more
core   +2 more sources

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

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