Results 41 to 50 of about 15,594 (232)

VERIFICATION OF OPERATING CHARACTERISTICS OF PNEUMATIC ARTIFICIAL MUSCLES WITH THE REAL TIME CONTROL SYSTEM [PDF]

open access: yesActa Tecnología, 2017
The article describes an experimental device based on the antagonistic involvement of pneumatic artificial muscles, a draught for changes of the experimental device, made to provide possibilities for a more fluid operation of the device and at the same ...
Miroslav Rimár   +2 more
doaj   +1 more source

Association Between Motor Pathway Damage and Motor Deficit in Upper and Lower Limb in People With MS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Corticospinal tract damage is common in people with MS, but the degree of clinical symptoms varies. We hypothesize that corticospinal tract lesions are more extensive and severe in people with MS with motor impairments in both upper and lower limbs.
Mathilde Liffran   +13 more
wiley   +1 more source

Tissue‐Stimulator Platform for Electrically Stimulating Pancreatic β‐Cells for Long‐Term Functional Regulation

open access: yesAdvanced Functional Materials, EarlyView.
We present a tissue‐stimulator platform for seamless electrode integration with pancreatic tissue, applying uniform electrical stimulation through optimized design with biohybrid 3D printing. Advantageous effects of electrical stimulation on β‐cell function were observed, including enhanced calcium signaling, islet morphology, and maturation.
Jihwan Kim   +7 more
wiley   +1 more source

Ion‐Reconfigurable “N”‐Shaped Antiambipolar Behavior in Organic Electrochemical Transistors

open access: yesAdvanced Materials, EarlyView.
A unique N‐shaped negative differential transconductance (NDT) characteristics is demonstrated in single‐polymer organic electrochemical transistors through a sequential doping–redox–doping process driven by iodide ions. This redox‐driven mechanism enables low‐voltage, ion‐controlled reconfigurability and tunable current modulation, allowing seamless ...
Debdatta Panigrahi   +11 more
wiley   +1 more source

Réalisation d’un régulateur solaire à base de microcontrôleur pour le contrôle de l’état de charge et la protection des accumulateurs

open access: yesRevue des Énergies Renouvelables, 2009
Dans notre travail, nous nous sommes intéressés à mener une recherche technologique sur l’utilisation de l’énergie photovoltaïque afin d’éclairer une route sombre.
S. Zaamta, A. Dib
doaj  

Jitter Elimination at Optical Control of Servomotors

open access: yesAdvances in Electrical and Electronic Engineering, 2014
The article describes the application of microcontroller PIC18F25K22 to servomechanism electronics built – in the model of car. Model is controlled optically, in the infrared part of the spectrum. Used microcontroller is optimal for this application – it
Radek Novak, Karel Witas
doaj   +1 more source

Mechatronic System Integrating an Electromagnetic Actuator with the Possibility of Moving the Working Microscopic Tool at Submicrometric Resolutions

open access: yesScientific Bulletin of Valahia University: Materials and Mechanics, 2022
The possibility to work by using small objects, under the microscopic view, it is a challenge. The force’s spectrum differs from that of the macroscopic scale, and many unexpected force vectors will appear.
Ardeleanu Mihaiță Nicolae   +3 more
doaj   +1 more source

Thermally Modulated Metasurface Sensor for Dynamic and Time‐Resolved Isolation of Extracellular Vesicles

open access: yesAdvanced Materials, EarlyView.
A thermally adaptive plasmonic metasurface, functionalized with poly(N‐isopropylacrylamide) (PNIPAM) and anti‐CD63 antibodies, enables precise, on‐demand capture and release of extracellular vesicles (EVs). Delivering high recovery, improved purity, and intact vesicle structure, the platform offers a versatile, label‐free solution for real‐time EV ...
Beyza Nur Kucuk   +7 more
wiley   +1 more source

WIDE RANGE MODULATION INDEXES FEATURED CARRIER-BASED PWM STEPPED WAVEFORM FOR HALF-BRIDGE MODULAR MULTILEVEL CONVERTERS

open access: yesInternational Islamic University Malaysia Engineering Journal, 2018
: This paper presents simulation results of the influence of wide range modulation index values ( ) in carrier-based PWM strategy for application in generating the stepped waveform.
Majdee Tohtayong   +5 more
doaj   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

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