Results 81 to 90 of about 1,448,611 (291)

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

A QoE-Oriented Uplink Allocation for Multi-UAV Video Streaming

open access: yesSensors, 2019
Video streaming has become a kind of main information carried by Unmanned Aerial Vehicles (UAVs). Unlike single transmission, when a cluster of UAVs execute the real-time video shooting and uploading mission, the insufficiency of wireless channel ...
Chao He, Zhidong Xie, Chang Tian
doaj   +1 more source

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Deployment Optimization of UAV Relays for Collecting Data From Sensors: A Potential Game Approach

open access: yesIEEE Access, 2019
Due to the high maneuverability of unmanned aerial vehicle (UAV), a cluster of UAVs is considered used to collect sensing data from the sensors that distributed randomly in an area without the terrestrial infrastructure.
Xijian Zhong   +3 more
doaj   +1 more source

Assessing the educational game “The Wall Chemistry Game” potential for kinetics chemistry teaching

open access: yesACTIO: Docência em Ciências, 2020
The content of chemical kinetics is part of Diretrizes Curriculares Estaduais do Paraná, and is often considered abstract due to the absence of auxiliary didactic materials in the classrooms.
Gabriel Filipe Evaristo   +2 more
doaj   +1 more source

Crowdsourcing Swarm Manipulation Experiments: A Massive Online User Study with Large Swarms of Simple Robots

open access: yes, 2014
Micro- and nanorobotics have the potential to revolutionize many applications including targeted material delivery, assembly, and surgery. The same properties that promise breakthrough solutions---small size and large populations---present unique ...
Becker, Aaron   +2 more
core   +1 more source

Ordinal potentials in smooth games [PDF]

open access: yesEconomic Theory, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +4 more sources

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Game-Theoretic Cooperative Task Allocation for Multiple-Mobile-Robot Systems

open access: yesVehicles
This study investigates the task allocation problem for multiple mobile robots in complex real-world scenarios. To address this challenge, a distributed game-theoretic approach is proposed to enable collaborative decision-making.
Lixiang Liu, Peng Li
doaj   +1 more source

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