Results 21 to 30 of about 5,589,164 (243)

Buckling of thin skew isotropic plate resting on Pasternak elastic foundation using extended Kantorovich method

open access: yesHeliyon, 2020
The extended Kantorovich method (EKM) is implemented to numerically solve the elastic buckling problem of thin skew (parallelogram) isotropic plate under in-plane loading resting on the Pasternak elastic foundation.
Ahmed Hassan Ahmed Hassan, Naci Kurgan
doaj   +1 more source

Skew equienergetic digraphs [PDF]

open access: yesTransactions on Combinatorics, 2016
Let $D$ be a digraph with skew-adjacency matrix $S(D)$‎. ‎The skew‎ ‎energy of $D$ is defined as the sum of the norms of all‎ ‎eigenvalues of $S(D)$‎. ‎Two digraphs are said to be skew‎ ‎equienergetic if their skew energies are equal‎. ‎We establish an‎ ‎
Harishchandra S. Ramane   +3 more
doaj  

Energy Minimization Algorithm for Estimation of Clock Skew and Reception Window Selection in Wireless Networks

open access: yesSensors, 2021
The synchronization of time between devices is one of the more important and challenging problems in wireless networks. We discuss the problem of maximization of the probability of receiving a message from a device using a limited listening time window ...
Michał Gorawski   +3 more
doaj   +1 more source

New skew Laplacian energy of simple digraphs [PDF]

open access: yesTransactions on Combinatorics, 2013
For a simple digraph $G$ of order $n$ with vertex set${v_1,v_2,ldots, v_n}$, let $d_i^+$ and $d_i^-$ denote theout-degree and in-degree of a vertex $v_i$ in $G$, respectively.
Qingqiong Cai, Xueliang Li, Jiangli Song
doaj  

A Cable-Passive Damper System for Sway and Skew Motion Control of a Crane Spreader

open access: yesShock and Vibration, 2015
While the crane control problem is often approached by applying a certain active control command to some parts of the crane, this paper proposes a cable-passive damper system to reduce the vibration of a four-cable suspended crane spreader.
La Duc Viet, Youngjin Park
doaj   +1 more source

Colossal Magnetic-Field-Induced Anomalous Hall Conductivity in a Kagome Antiferromagnet YMn<sub>6</sub>Sn<sub>6</sub>. [PDF]

open access: yesAdv Sci (Weinh)
Magnetic‐field‐driven spin canting in the kagome antiferromagnet YMn6Sn6${\rm YMn}_6{\rm Sn}_6$ reshapes flat and Dirac bands near the Fermi level, redistributing Berry curvature and producing colossal anomalous Hall conductivity. The study reveals how magnetic configuration and clean‐limit skew scattering cooperate to amplify Hall transport, offering ...
Choi M   +9 more
europepmc   +2 more sources

Addendum: an analogue of Artin reciprocity for closed orbits of skew products [PDF]

open access: yes, 2008
One of the unfulfilled aims of the authors of the preceding paper [W. Parry and M. Pollicott. An analogue of Bauer’s theorem for closed orbits of skew products. Ergod. Th. & Dynam. Sys.
Pollicott, Mark, Sharp, Richard
core   +1 more source

Energy-Efficient Time Synchronization Based on Nonlinear Clock Skew Tracking for Underwater Acoustic Networks

open access: yesSensors, 2021
Time synchronization plays an important role in the scheduling and position technologies of sensor nodes in underwater acoustic networks (UANs). The time synchronization (TS) algorithms face challenges such as high requirements of energy efficiency, the ...
Di Liu   +4 more
doaj   +1 more source

3-Regular digraphs with optimum skew energy [PDF]

open access: yes, 2012
The skew energy of a digraph D is defined as the sum of the singular values of its skew adjacency matrix S(D). In this paper, we first interpret the entries of the power of the skew adjacency matrix of a digraph in terms of the number of its walks and ...
Xu, Guang-Hui   +3 more
core   +1 more source

A Global Clock Skew Estimation Scheme for Hierarchical Wireless Sensor Networks

open access: yesIEEE Access, 2017
Time synchronization is extremely important for wireless sensor networks (WSNs). For largescale WSNs, hierarchical clock synchronization, which can effectively save energy by reducing communication overhead, has become an attractive approach in practical
Heng Wang, Lun Shao, Min Li, Baoguo Wang
doaj   +1 more source

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