Results 61 to 70 of about 635,356 (259)

Robust Nonlinear Path Following Control of Underactuated MSV With Time-Varying Sideslip Compensation in the Presence of Actuator Saturation and Error Constraint

open access: yesIEEE Access, 2018
A robust nonlinear path following control scheme is proposed for the underactuated marine surface vehicle (MSV) under the condition of the unknown time-varying sideslip, time-varying error constraint, actuator saturation, and unknown compound ...
Jun Nie, Xiaogong Lin
doaj   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

Subsea Cable Tracking by Autonomous Underwater Vehicle with Magnetic Sensing Guidance

open access: yesSensors, 2016
The changes of the seabed environment caused by a natural disaster or human activities dramatically affect the life span of the subsea buried cable.
Xianbo Xiang   +3 more
doaj   +1 more source

A new flow chip in combination with multiphoton microscopy as a protocol for longitudinal 3D imaging of tissue calcification under shear stress

open access: yesFEBS Open Bio, EarlyView.
Miniaturized flow chip platform enabling continuous perfusion and longitudinal multiphoton 3D imaging of vascular smooth muscle cell constructs under physiological flow. Brightfield imaging guides region selection, while CellTracker Green and mRuby‐labeled fetuin‐A visualize cells and mineral deposition, respectively. Magnesium supplementation markedly
Vytautas Kučikas   +6 more
wiley   +1 more source

Integrated Path Following and Lateral Stability Control of Distributed Drive Autonomous Unmanned Vehicle

open access: yesWorld Electric Vehicle Journal
Intelligentization is the development trend of the future automobile industry. Intelligentization requires that the dynamic control of the vehicle can complete the trajectory tracking according to the trajectory output of the decision planning the ...
Feng Zhao   +3 more
doaj   +1 more source

Optimizing photoexcitation conditions for time‐resolved X‐ray solution scattering experiments

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering (TR‐XSS) is a powerful technique to visualize how proteins change their structure in real time after light activation. Selecting the right laser photoexcitation conditions—fluence, excitation geometry, and sample refresh rate—is critical to maximize the experimental signal while avoiding unwanted side effects ...
Matteo Levantino
wiley   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

Investigation on the influence of parameter uncertainties in the position tracking of robot manipulators

open access: yesTehnički Glasnik, 2019
This paper presents a novel trajectory tracking method for robot arms with uncertainties in parameters. The new controller applies the robust output feedback linearization method and is designed so that it is robust to the variation of parameters ...
Habib Ghanbarpour Asl, Kerim Youde Han
doaj   +1 more source

Five‐Year Disease Progression in Synuclein Seeding Positive Sporadic Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To provide a comprehensive description of disease progression in synuclein seeding assay (SAA) positive sporadic Parkinson Disease participants, using Neuronal Synuclein Disease integrated biological and functional impairment staging framework.
Paulina Gonzalez‐Latapi   +19 more
wiley   +1 more source

2D-STRAIGHT LINE PATH FOLLOWING AND NUMERICAL SIMULATION

open access: yesHavacılık ve Uzay Teknolojileri Dergisi, 2018
In this paper, a two-dimensional-straight-line path following methodology for an unmanned aircraft is developed. With the developed algorithm, the unmanned aerial vehicle is made to converge to a predefined path, and then to follow a virtual target on ...
Zafer Öznalbant   +2 more
doaj  

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