Results 91 to 100 of about 9,677 (255)

Adaptive neural network backstepping control for a class of uncertain fractional-order chaotic systems with unknown backlash-like hysteresis

open access: yesAIP Advances, 2016
In this paper, we consider the control problem of a class of uncertain fractional-order chaotic systems preceded by unknown backlash-like hysteresis nonlinearities based on backstepping control algorithm.
Yimin Wu, Hui Lv
doaj   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Diverse applications of advanced man-telerobot interfaces [PDF]

open access: yes
Advancements in man-machine interfaces and control technologies used in space telerobotics and teleoperators have potential application wherever human operators need to manipulate multi-dimensional spatial relationships.
Mcaffee, Douglas A.
core   +1 more source

Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley   +1 more source

Study on the Tooth Surface Contact Temperature of Spur Gear

open access: yesJixie chuandong, 2020
In view of the important influence of tooth surface contact temperature on gear meshing process, the calculation formulas of tooth surface contact temperature of spur gear under four different lubrication conditions are established based on Blok flash ...
Jiazhi Shen, Xiangfeng Gou, Lingyun Zhu
doaj  

Design of a Backdrivable Triglide Robot

open access: yesMATEC Web of Conferences, 2015
The paper presents a novel Triglide robot that gives low inertia and low friction, back-drivability, no backlash, but stiffness in vertical direction. These features give the robot to be a good candidate as a collaborative assembly robot.
Angsupasirikul Natthapong   +1 more
doaj   +1 more source

Multi-level fine pointing test-bed for space applications [PDF]

open access: yes, 2012
For space applications that need high accuracy pointing of the payload, fine pointing system is an indispensable tool. To reach high level of high accuracy pointing and tracking, proper synchronization between the attitude of the satellite and each stage
Bérard, Caroline   +2 more
core  

CD207‐Positive Dendritic Cells Promote Emphysema Through CD8+ T Cell Pathway in Chronic Obstructive Pulmonary Disease

open access: yesAdvanced Science, EarlyView.
CD207+ dendritic cells (DCs) drive emphysema by promoting CD8⁺ T cell cytotoxicity via Birbeck granule‐dependent MHC‐I antigen presentation. This DC subset is expanded by cigarette smoke‐induced oxidative stress, which triggers granulocyte‐macrophage colony‐stimulating factor (GM‐CSF) release from airway epithelium.
Shurui Xuan   +10 more
wiley   +1 more source

Test bed experiments for various telerobotic system characteristics and configurations [PDF]

open access: yes
Dexterous manipulation and grasping in telerobotic systems depends on the integration of high-performance sensors, displays, actuators and controls into systems in which careful consideration has been given to human perception and tolerance.
Duffie, Neil A.   +2 more
core   +1 more source

Data‐Driven Printability Modeling of Hydrogels for Precise Direct Ink Writing Based on Rheological Properties

open access: yesAdvanced Science, EarlyView.
A predictive model for 3D printability is developed by integrating rheological analysis, including the Large Amplitude Oscillatory Shear (LAOS) test, with machine learning. With prediction errors under 10%, the model shows that post‐extrusion recovery controls horizontal printability, while high‐strain‐rate nozzle flow dictates vertical printability ...
Eun Hui Jeong   +7 more
wiley   +1 more source

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