Results 111 to 120 of about 218,591 (239)

A Design Specifications Template for Wearable Haptic Interfaces: A Case Study for Robotic Gripper Applications

open access: yesJournal of Field Robotics, Volume 43, Issue 7, Page 4549-4569, October 2026.
ABSTRACT Wearable haptic interfaces are increasingly important for enhancing human robot collaboration, particularly in decision critical tasks that require intuitive and reliable interaction. Despite advances in wearable systems, existing designs often lack a structured framework that systematically integrates sensing, actuation, control, and user ...
Amr M. El‐Sayed
wiley   +1 more source

基于轮齿载荷分析的斜齿轮最优螺旋角确定方法

open access: yesJixie chuandong, 2010
A method to improve the dynamic characteristics of gear system is proposed through the selection of spiral angle of helical gear according to gear system dynamics theory.Based on the finite element theory,the laws of tooth load distribution in long ...
唐毅, 杨军
doaj  

Automated Lawn Maintenance: An Agronomic and Operational Review of Turf Health, Biodiversity, and Field Performance

open access: yesJournal of Field Robotics, Volume 43, Issue 7, Page 4603-4623, October 2026.
ABSTRACT Grass mowing is one of the most resource‐consuming activities in green maintenance, whether in private areas such as home gardens or in public spaces like urban parks. In recent years, concerns related to climate change, human health, and sustainability have become increasingly prominent in green maintenance, leading manufacturers and industry
Andrea Palladini   +3 more
wiley   +1 more source

Disaster Relief Through a Complex Adaptive System Perspective: Firms' Motivations, Activities, and the Role of Operations Adaptability in Overlapping Landscapes

open access: yesJournal of Business Logistics, Volume 47, Issue 4, October 2026.
ABSTRACT Natural disasters disrupt the normal functioning of both communities and businesses. However, past literature often segregates the disaster relief view from the business continuity perspective, leaving a gap in understanding how firms can proactively support relief efforts.
Thu Trang Hoang   +2 more
wiley   +1 more source

基于APDL的斜齿轮造型技术

open access: yesJixie chuandong, 2009
In order to get the gear parameter model under the CAE software circumstances,it has formed the transverse profile of a helical gear at first.Then the parameterized model of the helical gear pair is generated directly by swept along helix with APDL in ...
袁安富, 郑祺
doaj  

A New Paradigm for Understanding the Rheology and Processability of Poly(p‐Phenylene Terephthalamide) Liquid‐Crystalline Solutions

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 34, September 10, 2026.
Kevlar is traditionally modeled as a rigid‐rod polymer, yet rheological behavior deviates from this assumption. The review introduces a novel “twist‐tie” entanglement theory for aramid polymer chains in the nematic liquid crystal state, providing a molecular explanation for deviations from rigid‐rod models. Understanding twist‐tie entanglement dynamics
Emma Egli   +3 more
wiley   +1 more source

Bioinspired Multifunctional Flexible C‐SiC Fibrous Aerogel for Superior Electromagnetic Interference Shielding Under Extreme Environments

open access: yesAdvanced Science, Volume 13, Issue 53, 24 September 2026.
This schematic presents a biomimetic C‐SiC fibrous aerogel inspired by the special structure of momordica charantia. It exhibits outstanding thermal insulation and ultrahigh specific electromagnetic shielding performance, together with excellent high‐temperature stability and mechanical flexibility, showing great promise for aerospace applications ...
Tianyue Yang   +9 more
wiley   +1 more source

STRENGTH SIMULATION OF PLASTIC HELICAL GEARS IN NEW CAR DOOR LOCK BASED ON FINITE ELEMENT ANALYSIS

open access: yesJixie qiangdu, 2017
To study the stress of plastic helical gears in the new type car door lock under the working condition,establish the finite element model of helical gear mesh through ABAQUS,the contact process of plastic helical gears is simulated and analyzed based on ...
YANG Meng, KAN ShuLin, XIE Chao
doaj  

A Multimodal Haptic Feedback Interface with Thin‐Film Compliant Mechanism

open access: yesAdvanced Science, Volume 13, Issue 49, 3 September 2026.
Multimodal haptic devices can trigger different mechanoreceptors, enabling richer haptic information. This study presents an electromagnetic multimodal haptic device capable of delivering indentation, stretch, and vibration stimuli. The device is enabled by a novel polymer thin‐film compliant mechanism that provides high translational compliance along ...
Jingjing Wan   +15 more
wiley   +1 more source

考虑误差的人字齿轮副轮齿接触分析

open access: yesJixie chuandong, 2014
According to the gear meshing principle,based on tooth contact analysis of helical gear, the computer simulation of double helical gear meshing process under five different error conditions are carried out,the analysis and evaluation of quality of the ...
李建华, 王强, 于军强, 宁程丰
doaj  

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