Results 31 to 40 of about 715,629 (283)

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Power Semiconductor Trends in Electric Drive Systems

open access: yesActa Technica Jaurinensis, 2019
Nowadays lots of big brands (like Tesla, Nissan, Audi etc.) deal with electric cars and electric drive systems. The first brand deals with only electric drive systems and everyone know this name.
Miklos Csizmadia, Miklos Kuczmann
doaj   +1 more source

Drive system failure control for distributed drive electric vehicles

open access: yesIOP Conference Series: Materials Science and Engineering, 2017
Aiming at the failure problem of distributed electric drive vehicle, the conventional control strategy of drive system failure is designed according to the characteristics of each wheel torque independent control and the redundant configuration of the power unit. On this basis, combined with the traditional body stability control technology, the direct
Tao Liu   +5 more
openaire   +1 more source

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

Analytical Prediction of Partial Demagnetization in Interior Permanent Magnet Synchronous Motor Using Magnetic Equivalent Circuit Modeling

open access: yesIEEE Access
In Interior Permanent Magnet Synchronous Motor (IPMSM) for railway traction applications, irreversible demagnetization of permanent magnets can lead to severe degradation in motor performance and even system failure.
Wonjun Jeong   +3 more
doaj   +1 more source

The Hybrid RFNN Control for a PMSM Drive Electric Scooter Using Rotor Flux Estimator

open access: yesAdvances in Fuzzy Systems, 2012
The hybrid recurrent fuzzy neural network (HRFNN) control for permanent magnet synchronous motor (PMSM) drive system using rotor flux estimator is developed to control electric scooter in this paper.
Chih-Hong Lin, Chih-Peng Lin
doaj   +1 more source

Dynamic freezing and defect suppression in the tilted one-dimensional Bose-Hubbard model

open access: yes, 2014
We study the dynamics of tilted one-dimensional Bose-Hubbard model for two distinct protocols using numerical diagonalization for finite sized system ($N\le 18$).
Divakaran, U., Sengupta, K.
core   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Application of 24-Pulse Rectifier Circuit in High-Power Electric Drive Fracturing System

open access: yesShiyou jixie, 2020
Traditional fracturing equipment driven by diesel generators generally suffers from low efficiency, high cost, high noise and environmental pollution caused by exhaust gas.
Xia Liangzhi   +3 more
doaj  

Drag-compensated, precision-powered hinge system [PDF]

open access: yes, 1985
The design of a high precision powered hinge is complicated by the unavoidable presence of parasitic drag torque resulting mainly from friction and transfer of power, signals, and fluids across the hinge.
Jacquemin, G. G., Rusk, S. J.
core   +1 more source

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