Results 81 to 90 of about 35,312 (308)

Visuo-Haptic Mixed Reality Simulation Using Unbound Handheld Tools

open access: yesApplied Sciences, 2020
Visuo-haptic mixed reality (VHMR) adds virtual objects to a real scene and enables users to see and also touch them via a see-through display and a haptic device.
Mehmet Murat Aygün   +3 more
doaj   +1 more source

Tumbling Magnetic Microrobots for Targeted In Vivo Drug Delivery in the GI Tract

open access: yesAdvanced Robotics Research, EarlyView.
We introduce a microrobot design and integrated system for on‐demand targeted drug release in the gastrointestinal tract. The microrobot has an embedded magnet for actuation with external magnetic fields and is visualized in real time using ultrasound. It has two drug release ports sealed with a thermally sensitive wax. Local heating of the wax using a
Aaron C. Davis   +7 more
wiley   +1 more source

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

Liquid Crystalline Elastomers in Soft Robotics: Assessing Promise and Limitations

open access: yesAdvanced Robotics Research, EarlyView.
Liquid crystalline elastomers (LCEs) are programmable soft materials that undergo large, anisotropic deformation in response to external stimuli. Their molecular alignment encodes directional actuation in a monolithic structure, making them long‐standing candidates for soft robotic systems.
Justin M. Speregen, Timothy J. White
wiley   +1 more source

Texture design for light touch perception

open access: yesBiosurface and Biotribology, 2017
This study focused on active light touch with predefined textures specially-designed for tactile perception. The counter-body material is stainless steel sheet.
S. Zhang   +6 more
doaj   +1 more source

Pressure transducer [PDF]

open access: yes, 1969
Pressure-sensitive transducer, consisting of a series of spindle-supported electrically conductive metal washers connected to electrical sensing circuitry, determines the force exerted between a mounting bolt and nut on relatively fragile ...
Baker, C. D.
core   +1 more source

An ultrasonic approach for contact stress mapping in machine joints and concentrated contacts [PDF]

open access: yes, 2004
The measurement of pressure at a contact in a machine part is important because contact stresses frequently lead to failure by seizure, wear or fatigue.
Drinkwater, B.W.   +3 more
core   +1 more source

Nanomaterial‐Based Muscle Cell/Neural Tissue Biohybrid Robots: From Actuation to Biomedical Applications

open access: yesAdvanced Robotics Research, EarlyView.
Muscle cell‐based biohybrid robot using nanomaterials for function enhancement and neural function for biomedical applications. Biohybrid robotics, an emerging field combining biological tissues with artificial systems, has made significant progress in developing various biohybrid constructs, including muscle‐cell‐driven biorobots and microbots.
Minkyu Shin   +4 more
wiley   +1 more source

Analysis and Compensation of Phase Shift Errors of an Open-Loop Current Transducer Considering Eddy Current

open access: yesIEEE Access
The open-loop current transducer comprises a magnetic core made of soft magnet material and includes a Hall sensor. Traction motors in applications such as electric vehicles tend to be driven at high speeds.
Kiseok Kim   +3 more
doaj   +1 more source

Position/force control of master–slave antagonistic joint actuated by water hydraulic artificial muscles

open access: yesInternational Journal of Advanced Robotic Systems, 2019
Because of the high force–weight ratio of water hydraulic artificial muscle and its high compatibility with an underwater environment, the water hydraulic artificial muscle has received increasing attention due to its potential uses in marine engineering
Dayong Ning   +5 more
doaj   +1 more source

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