Results 101 to 110 of about 1,872,403 (242)

Path-tracking control of bevel-tip needles using Model Predictive Control

open access: yes, 2016
The bevel-tip flexible needle is an improvement of the clinical puncture needle and has the potential to reduce surgery traumas and improve puncture accuracy.
Xu WL(徐卫良)   +3 more
core  

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Real-time accurate hand path tracking and joint trajectory planning for industrial robots(I)

open access: yes, 2002
Previously, researchers raised the accuracy for a robot′s hand to track a specified path in Car tesian space mainly through increasing the number of knots on the path and the number of the path′s segments, which results in the heavier online ...
Wang YC(王越超)   +2 more
core  

Design of a Path-Tracking Controller with an Adaptive Preview Distance Scheme for Autonomous Vehicles

open access: yesMachines
This paper presents a method to design a path-tracking controller with an adaptive preview distance scheme for autonomous vehicles. Generally, the performance of a path-tracking controller depends on tire–road friction and is severely deteriorated on low-
Manbok Park, Seongjin Yim
doaj   +1 more source

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

Bio‐Inspired Synthesis of Macroporous Single Crystal Particles as Scattering Agents

open access: yesAdvanced Functional Materials, EarlyView.
A general strategy is presented that delivers unique, single‐crystal microparticles that combine submicron macroporosity and uniform particle shapes. A bioinspired approach is used to occlude three distinct types of additives – polystyrene microspheres, polymer vesicles and amino acids – within calcite single crystals, and subsequent thermal annealing ...
Stephanie E. Foster   +11 more
wiley   +1 more source

Nanoscale Spatial Tuning of Superconductivity in Cuprate Thin Films via Direct Laser Writing

open access: yesAdvanced Functional Materials, EarlyView.
Maskless direct laser writing enables local control of oxygen stoichiometry in epitaxial YBCO thin films under ambient conditions. Sub‐micrometer grayscale patterns with tunable optical response and superconducting transport properties are achieved.
Irene Biancardi   +11 more
wiley   +1 more source

Progress report on the PATH Through Life Study [PDF]

open access: yes, 2000
We finished interviewing people in their 20s in March this year, by which time we had interviewed 2404 people. Analysis of the 20-plus data is well under way. Our research team is currently preparing articles for scientific journals.
PATH Through Life Project
core  

Research on Path Tracking Technology for Tracked Unmanned Vehicles Based on DDPG-PP

open access: yesMachines
Realizing path tracking is crucial for improving the accuracy and efficiency of unmanned vehicle operations. In this paper, a path tracking hierarchical control method based on DDPG-PP is proposed to improve the path tracking accuracy of tracked unmanned
Yongjuan Zhao   +5 more
doaj   +1 more source

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