Results 21 to 30 of about 111,217 (264)

Nonlinear dynamic disturbance decoupling [PDF]

open access: yes29th IEEE Conference on Decision and Control, 1990
The authors introduce the dynamic disturbance decoupling problem for nonlinear systems. A local solution of the problem is given. A compensator solving the problem can be obtained by means of S.N.
Huijberts, H.J.C.   +2 more
openaire   +1 more source

Synchronization of Fractional-Order Chaotic Systems with Model Uncertainty and External Disturbance

open access: yesMathematics, 2021
This paper is concerned with complete synchronization of fractional-order chaotic systems with both model uncertainty and external disturbance. Firstly, we propose a new dynamic feedback control method for complete synchronization of fractional-order ...
Rongwei Guo, Yaru Zhang, Cuimei Jiang
doaj   +1 more source

The Dynamic Effects of Aggregate Demand and Supply Disturbances [PDF]

open access: yes, 1988
We interpret fluctuations in GNP and unemployment as due to two types of disturbances: disturbances that have a permanent effect on output and disturbances that do not. We interpret the first as supply disturbances, the second as demand disturbances. Demand disturbances have a hump-shaped mirror-image effect on output and unemployment.
Blanchard, Olivier, Quah, Danny
openaire   +2 more sources

Mechanical response of structural rock slope under cyclic dynamic disturbance

open access: yesMeikuang Anquan
In order to study the stability of slopes containing weakly inter bedded rocks under dynamic disturbance, the dynamic response characteristics of rocks with different inclinations under dynamic cyclic disturbance are investigated through indoor ...
Zhouai ZHANG, Yongjiang YU, Yongjun WANG
doaj   +1 more source

Crack propagation mechanisms and stress evolution of floor under dynamic disturbance in deep coal mining

open access: yesYantu gongcheng xuebao, 2018
Inrush accidents are easily and frequently caused under high geostress and rising of dynamic disasters which induce crack propagation of rock mass in deep coal mining. So it is important to study the crack propagation mechanisms under dynamic disturbance.
LI Chun-yuan 1,2, ZHANG Yong 2, ZHANG Guo-jun 2, GAO Shou-yang 2, WANG Hong-bo 2
doaj   +1 more source

Experimental Study on Instability Mechanism of Red Shale Roadway Under Dynamic Disturbance

open access: yesEnergy Science & Engineering
To delve into the instability mechanism of the surrounding rock in red shale roadways, a bespoke device was chosen to fabricate a physical model, and a similar experiment was conducted with a blasting‐induced disturbance.
Xuewu Wu   +4 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Study on deformation law of roadway surrounding rock under dynamic disturbance

open access: yesMeikuang Anquan
The surrounding rock is in a state of high stress during deep mining of coal mine, and the dynamic disturbance may lead to the instability of the surrounding rock and even rock burst.
Mingkun LUO   +8 more
doaj   +1 more source

A New Nonlinear Dynamic Speed Controller for a Differential Drive Mobile Robot

open access: yesEntropy, 2023
A disturbance/uncertainty estimation and disturbance rejection technique are proposed in this work and verified on a ground two-wheel differential drive mobile robot (DDMR) in the presence of a mismatched disturbance.
Ibrahim A. Hameed   +8 more
doaj   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

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