Results 11 to 20 of about 64,065 (260)

The Effects of Charged Amino Acid Side-Chain Length on Diagonal Cross-Strand Interactions between Carboxylate- and Ammonium-Containing Residues in a β-Hairpin

open access: yesMolecules, 2022
The β-sheet is one of the common protein secondary structures, and the aberrant aggregation of β-sheets is implicated in various neurodegenerative diseases. Cross-strand interactions are an important determinant of β-sheet stability.
Jing-Yuan Chang   +8 more
doaj   +1 more source

Analysis of Dynamic Properties and Movement Safety of Bogies with Diagonal Links and Rubber-Metal Vibration Absorbers Between the Rubbing Elements of Freight Cars

open access: yesJournal of Machine Engineering, 2021
This article aims to study experimentally the dynamic properties and traffic safety actions for gondola cars with bogies with diagonal links, operated on the territory of the Republic of Kazakhstan.
Assel Karassayeva   +6 more
doaj   +1 more source

Diagonal Loading Beamforming Based on Aquila Optimizer

open access: yesIEEE Access, 2023
Traditional beamforming algorithms are only applicable to ideal environments. When the array antenna receives data under circumstances of small snapshots or large signal-to-noise ratio(SNR), noise eigenvalues of classic sample matrix inversion(SMI) and ...
Chao Liu, Jiaqi Zhen
doaj   +1 more source

Common diagonal solutions to the Lyapunov inequalities for interval systems

open access: yesJournal of Inequalities and Applications, 2016
In this paper for interval systems we consider the problem of existence and evaluation of common diagonal solutions to the Lyapunov inequalities. For second order systems, we give necessary and sufficient conditions and exact solutions, that is, complete
Bengi Yıldız   +2 more
doaj   +1 more source

On the Stability of Uniformly Asymptotically Diagonal Systems [PDF]

open access: yesMathematics of Computation, 1974
In a number of papers ([1], [2]), Delves and Mead have derived some useful (though limited) rate of convergence results which can be applied to variational approximations for the solution of linear positive definite operator equations when the coordinate system is uniformly asymptotically diagonal.
Anderssen, R. S., Omodei, B. J.
openaire   +1 more source

Stabilization by a diagonal matrix [PDF]

open access: yesProceedings of the American Mathematical Society, 1970
In this paper it is shown that, given a complex square matrix A A all of whose leading principal minors are nonzero, there ...
openaire   +1 more source

Study on Sloshing Characteristics in a Liquid Cargo Tank under Combination Excitation

open access: yesJournal of Marine Science and Engineering, 2022
Sloshing is a common flow phenomenon in liquid cargo tanks and has a great negative impact on the stability and safety of ship navigation. It is important to understand the sloshing process of tanks under the excitation of complex external conditions for
Qiong Zhang, Bo Shui, Hanhua Zhu
doaj   +1 more source

Fuzzy Adaptive Control of Uncertain MIMO Chaotic Systems with Unknown Control Direction

open access: yesComplexity, 2021
This paper presents an adaptive controller for MIMO chaotic systems with system uncertainties and unknown control direction. In the controller design, the matrix decomposition theory is used, and we decompose the control gain matrix into a positive ...
Hua Zhang
doaj   +1 more source

Stability domain and design of a plane metamaterial made up of a periodic mesh of rods with cross-bracing cables

open access: yesApplications in Engineering Science, 2021
In this work we examine a plane metamaterial subjected to a generic biaxial macrostress, obtained by coupling a periodic mesh of rods with a periodic mesh of extremely flexible cables.
Francesco Trentadue   +2 more
doaj   +1 more source

On Diagonal Stability of Positive Systems with Switches and Delays [PDF]

open access: yesАвтоматика и телемеханика, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Alexander Yu. Aleksandrov, Oliver Mason
openaire   +3 more sources

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