Results 61 to 70 of about 11,419,856 (305)

Adaptive Integral-Type Terminal Sliding Mode Fault Tolerant Control for Spacecraft Attitude Tracking

open access: yesIEEE Access, 2019
In this paper, the attitude tracking control for a spacecraft system based on a novel adaptive integral-type terminal sliding mode fault-tolerant control strategy is investigated.
Zhao Wang, Qi Li, Shurong Li
doaj   +1 more source

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

What can functional transcranial Doppler ultrasonography reveal about the cerebral lateralization of writing

open access: yesFEBS Letters, EarlyView.
Which brain hemisphere controls writing? This review synthesizes all five functional transcranial Doppler studies of writing (handwriting and typing) published to date in adults and children. Right‐handers show left‐hemispheric dominance for the linguistic component of writing (written word generation), whereas findings for left‐handers remain ...
Marietta Papadatou‐Pastou
wiley   +1 more source

Flatness-based fault tolerant control

open access: yesDyna, 2014
Este artículo presenta un método de control tolerante a fallas para sistemas no lineales planos. Las propiedades intrínsecas d e los sistemas planos generan redundancia analítica y permiten calcular todos los estados y las entradas de control del sistema.
César Martínez-Torres   +4 more
doaj  

Robust Fault-Tolerant Control for Descriptor Systems [PDF]

open access: yesIEEE Transactions on Automatic Control, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Marx, Benoît   +2 more
openaire   +4 more sources

USP7 inhibits FOXO1 activity in chronic lymphocytic leukaemia cells enhancing cell survival

open access: yesMolecular Oncology, EarlyView.
CLL cells rely on BCR‐mediated signalling for survival and proliferation in part through suppression of FOXO1. FOXO1 activity is regulated by a plethora of post‐translational modifications including phosphorylation and ubiquitination. We demonstrated that dual inhibition of BCR signalling and the deubiquitinase USP7 activates FOXO1, modulating its ...
Hassan N.B. Almuhanna   +8 more
wiley   +1 more source

Fault diagnosis and fault tolerant control strategies for aerospace systems

open access: yes, 2016
This work presents two active fault tolerant control systems for aerospace applications. The former case study regards an aircraft longitudinal autopilot and the latter one a satellite attitude control system, both in case of faults affecting the ...
Castaldi, P   +7 more
core   +1 more source

Open-Switch Fault Diagnosis Algorithm and Tolerant Control Method of the Three-Phase Three-Level NPC Active Rectifier

open access: yesEnergies, 2019
This paper proposes a fault diagnosis and tolerant control methods for an open-switch fault caused in a three-phase three-level neutral-point-clamped (NPC) pulse-width modulation (PWM) active rectifier. The open-switch fault in the three-level NPC active
Jun-Hyung Jung   +3 more
doaj   +1 more source

Attitude Fault-Tolerant Control of Aerial Robots with Sensor Faults and Disturbances

open access: yesDrones, 2023
In this paper, sensor fault diagnosis and fault tolerant control strategy are investigated for quadcopters under sensor faults and disturbances. We propose the fault diagnosis estimation system and the fault-tolerant control (FTC) method.
Ngoc-P. Nguyen, Phongsaen Pitakwatchara
doaj   +1 more source

Directed evolution of enzymes at the crossroads of tradition and innovation

open access: yesFEBS Open Bio, EarlyView.
An iterative cycle of data‐driven enzyme optimization comprising four stages: genetic diversification of a template enzyme, expression of protein variants, high‐throughput evaluation, and machine‐learning‐guided redesign of the next variant library.
Maria Tomkova   +2 more
wiley   +1 more source

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