Results 31 to 40 of about 111,217 (264)

Research of control algorithm of active disturbance rejection for permanent magnet linear synchronous motor

open access: yesGong-kuang zidonghua, 2014
For characteristics of permanent magnet linear synchronous motor that it is sensitive to external disturbance and parameter variation, an improved active disturbance rejection control algorithm was proposed based on traditional active disturbance ...
BAO Guangqing, DANG Chaoliang
doaj   +1 more source

Strength Weakening Effect of High Prestatically Loaded Marble Subjected to Low-Frequency Dynamic Disturbance under Point Load

open access: yesShock and Vibration, 2021
The deep high prestatically loaded rock is often subjected to low-frequency dynamic disturbance and exhibits unusual strength characteristics, and thus, it is important to investigate the strength characteristics under the coupling effect of prestatic ...
Wuxing Wu, Fengqiang Gong
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Disturbances in H+ dynamics during environmental carcinogenesis

open access: yesBiochimie, 2019
Despite the improvement of diagnostic methods and anticancer therapeutics, the human population is still facing an increasing incidence of several types of cancers. According to the World Health Organization, this growing trend would be partly linked to our environment, with around 20% of cancers stemming from exposure to environmental contaminants ...
Lagadic-Gossmann, Dominique   +4 more
openaire   +5 more sources

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

On the dynamics of monsoon disturbances

open access: yesMAUSAM, 1978
The dynamics of the disturbances due to the instabilities of horizontally and vertically shearing mean monsoon flow have been studied. The necessary conditions for internal jet instability are satisfied, and a barotropic-baroclinic instability analysis of the observed zonal flow has shown that the fastest growing modes are mainly due to the barotropic ...
openaire   +2 more sources

Non-dynamism and temporal disturbances

open access: yesSynthese, 2023
AbstractPhilosophical accounts denying that temporal passage is an objective feature of reality face an explanatory challenge with respect to why it appears to us as though time passes. Recently, two solutions have surfaced. Cognitive illusionism claims that people experience the passage of time due to their belief that time passes.
Sam Baron   +2 more
openaire   +3 more sources

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Mechanical response characteristics and damage mechanism of water-containing mudstone under low strain rate dynamic loading

open access: yesMeitan xuebao
Accelerated instability and failure of surrounding water-rich mudstone in roadway under dynamic loading has become a prominent problem in deep coal resource mining, and it is of great significance to study the damage mechanism of water-containing ...
Guichen LI   +5 more
doaj   +1 more source

Theory of creep disturbance effect of rock and its application in support of deep dynamic engineering

open access: yesYantu gongcheng xuebao, 2021
The surrounding rock of deep engineering shows obvious creep characteristics. When it is affected by the external cyclic impact load with medium-grade energy (impacting energy of 103~105 J), a long-term large deformation dynamic disaster will occur ...
HUANG Wan-peng , SUN Yuan-xiang , CHEN Shao-jie
doaj   +1 more source

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