Results 81 to 90 of about 123,541 (313)

Effects Of Pulsation Frequency On Trailing Edge Plasma Actuators For Flight Control [PDF]

open access: yes, 2012
This thesis details the aerodynamic testing of a dielectric barrier discharge (DBD) plasma actuator operating over a separation step created at the trailing edge of a modified NACA 0012 aerofoil.
HAMLIN, FREDERICK,WILLIAM   +1 more
core  

Swelling‐Programmed Topographical Guidance for Dynamic Spheroid Self‐Assembly via a Mechanochemical Hydrogel Niche

open access: yesAdvanced Functional Materials, EarlyView.
A swelling‐programmed micropatterned hydrogel guides adherent cells through a controlled transition from cell–matrix anchoring to cadherin‐mediated cell–cell compaction, enabling rapid assembly of high‐viability spheroids with defined size and morphology.
Han Gyeol Nam   +8 more
wiley   +1 more source

Capacitive Sensing of Icing under Vacuum and Cryogenic Temperatures

open access: yesSensors, 2019
In certain industrial processes, ice aggregations on surfaces can occur under almost vacuum conditions and at very low to cryogenic temperatures due to residual water molecules.
Juliana Padilha Leitzke   +2 more
doaj   +1 more source

Math framework for decision making in intelligent electromechanical actuators [PDF]

open access: yes, 2007
textSignificant progress has been made in the science of designing sophisticated electromechanical actuators to serve the ever growing needs of complex motion.
Ashok, Pradeepkumar, 1977-
core  

Cationic cellulose Nanofibrils-based electro-actuators: The effects of counteranion and electrolyte

open access: yes, 2023
Cellulose-based electro-actuators have enormous potential in various applications, e.g. artificial muscles, soft grippers, medical devices, just to name a few, owing to their high mechanical strength, lightness and natural abundance. However, significant
Bo Pang   +5 more
core   +1 more source

Multiplex Modular Nanorobotic Systems with Catalytic Activity under Magnetic Navigation

open access: yesAdvanced Functional Materials, EarlyView.
We present modular nanorobots composed of a magnetic propulsion module and different extension modules carrying functional activities, assembled via DNA base pairing. The system integrates propulsion, optical tracking, enzymatic catalysis, and cell docking in a programmable manner.
Voichita Mihali   +7 more
wiley   +1 more source

A Process to Realize 2PP-Based Electrodes in Microfluidic Channels

open access: yesProceedings
In this work, a process to realize metallized 2-photon-polymerized (2PP) structures in prefabricated microfluidic channels is presented, aiming at 3D-structured electrodes.
Wiebke Gehlken   +2 more
doaj   +1 more source

Design Strategies and Emerging Applications of High‐Performance Flexible Piezoresistive Pressure Sensors

open access: yesAdvanced Functional Materials, EarlyView.
Flexible piezoresistive pressure sensors underpin wearable and soft electronics. This review links sensing physics, including contact resistance modulation, quantum tunneling and percolation, to unified materials/structure design. We highlight composite and graded architectures, interfacial/porous engineering, and microstructured 3D conductive networks
Feng Luo   +2 more
wiley   +1 more source

Real-time actuation of a dielectric elastomer actuator neuroprosthesis for facial paralysis

open access: yesSmart Materials in Medicine
Facial paralysis is a highly burdening condition, resulting in a patient's inability to move his mimic musculature on one or both sides of his face. This condition compromises the patient's communication and facial expressions, and thus dramatically ...
Stefania Konstantinidi   +7 more
doaj   +1 more source

Artificial Landmarks for Autonomous Vehicles Based on Magnetic Sensors

open access: yesProceedings, 2018
We propose to use an integration process based on Transducer Electronic Data Sheets applied to a magnetic sensor system for the realization of artificial landmarks.
Tobias Mitterer   +3 more
doaj   +1 more source

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