Results 51 to 60 of about 227,833 (302)

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

A Novel Principle for Transparent Applications of Force Impulses in Cable-Driven Rehabilitation Systems

open access: yesActuators
A critical requirement for rehabilitation robots is achieving high transparency in user interaction to minimize interference when assistance is unnecessary.
Andrej Olenšek   +5 more
doaj   +1 more source

Force-Amplified Soft Electromagnetic Actuators

open access: yesActuators, 2018
Electrically-driven direct current (DC) motors are the core component of conventional robots thanks to the ease of computer control and high torque for their size.
Stanley R. Doerger, Cindy K. Harnett
doaj   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

Design and Research of a Parallel Cable-Driven Force Feedback Master Hand

open access: yesIEEE Access
Teleoperation systems enable operators to interact with remote environments or robots, allowing for remote control and task execution even when not physically present at the task location.
Duanjiao Li   +6 more
doaj   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Challenging Models: Formalizing Quests in Gamified Systems for Behavioral Change

open access: yes, 2023
Tasks performed by users in exchange for some reward, also known as quests or challenges, are one of the essential elements found in gamified systems, including systems for behavioral change.
Bonetti, Federico   +3 more
core   +1 more source

Microstructure‐Controlled Crack Propagation and Fracture Resistance in MoSiBTiC Alloy Revealed by Multiscale Extended Finite Element Method Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
A two‐dimensional multiscale finite element analysis framework was established for the first‐generation MoSiBTiC alloy, and the mechanical and fracture‐related parameters of the constituent phases were calibrated through experiments and simulations. The framework provides a basis for analyzing crack propagation behavior in its complex microstructure ...
Junfeng Du   +4 more
wiley   +1 more source

Determining Feasible Cable Attachment Locations for Cable-Driven-Parallel Robot

open access: yes
Cable-Driven Parallel Robots (CDPRs) offer significant potential in applications requiring large workspaces. However, determining the locations of the cable attachment points (or called the cable exit points) remains a critical design challenge.
Hughes, Josie   +2 more
core   +1 more source

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