Results 61 to 70 of about 26,973 (304)

Terrain-aware communication coverage prediction for cooperative networked robots in unstructured environments [PDF]

open access: green, 2022
Emanuel Staudinger   +7 more
openalex   +1 more source

Efficient Robotic Grasping in Unstructured Environments

open access: yes, 2022
Robots that physically interact with their environment have the potential to automate repetitive tasks in warehouses, hospitals, and homes. However, current applications of robotic manipulation are mostly constrained to well-controlled environments such as assembly lines.
openaire   +2 more sources

Enhanced Gamma Radiation Shielding Using Epoxy Quartz Fabric Composites Reinforced With CoCl2 Microparticles

open access: yesAdvanced Engineering Materials, EarlyView.
The growing demand for lightweight, nontoxic, and multifunctional gamma shielding materials has intensified efforts to find alternatives to conventional lead and aluminum‐based protectants. In this work, we develop epoxy quartz fabric composites reinforced with cobalt chloride (CoCl2) microparticles, fabricated via hand lay‐up with varying filler ...
Summan Urooge   +7 more
wiley   +1 more source

Tracking Tagged Inventory in Unstructured Environments Through Probabilistic Dependency Graphs

open access: yesLogistics, 2019
Logging and tracking raw materials, workpieces and engineered products for seamless and quick pulls is a complex task in the construction and shipbuilding industries due to lack of structured storage solutions.
Mabaran Rajaraman   +2 more
doaj   +1 more source

Walking in unstructured natural environments

open access: yes, 1996
In this paper we present a complete behavior-based controller that allows a six legged robot to walk in unstructured environments. the task of walking on rough terrain is decomposed in two subtasks: terrain adaptation and movement generation. The first one maintains the stability of the robot while the second is in charge of the advance movement.
Porta, Josep M., Celaya, Enric
openaire   +1 more source

Influence of an Argon/Silane Atmosphere on the Temperature of a Thermal Plasma

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of a silane‐doped argon atmosphere on the chemical composition and temperature of a thermal nontransferring argon plasma is investigated using optical emission spectroscopy. As a result of the high amount of free electrons resulting from the stepwise ionization and dissociation of the silane molecule, even a silane addition of 0.01 vol ...
Lena Kreie   +4 more
wiley   +1 more source

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

Effect of Laser Deoxidation on Adhesive‐Bonded Aluminum in an Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser ablation of aluminum under oxygen‐free conditions. The goal is to produce oxide‐free substrates that enable improved adhesive bonding with epoxy. Optimized laser parameters (90% overlap, 300 µJ) combined with oxide‐free substrates result in the highest tensile strength of the adhesive bond.
Sandra Gerland   +5 more
wiley   +1 more source

Four‐Point Bending Tests at High Temperatures on Commercial MgO‐C Refractory Bricks with and Without Recyclate Considering Different Carbon Contents

open access: yesAdvanced Engineering Materials, EarlyView.
Four‐point bending tests are conducted in an argon atmosphere on commercial MgO‐C brick grades with and without MgO‐C recyclate from room temperature up to 1300 °C. No detrimental effect of the MgO‐C recyclates on bending strength is found. Instead, a decisive influence of the total carbon content is observed, with lower total carbon contents ...
Alexander Schramm   +5 more
wiley   +1 more source

Local Path Planning for an Unmanned Ground Vehicle Based on SVM

open access: yesInternational Journal of Advanced Robotic Systems, 2012
To resolve the local path generating problem for unmanned ground vehicles (UGV) in unstructured environments, a method combining a basic path subdivision method for topological maps of local environments and a Support Vector Machine (SVM) is proposed in ...
Chen Qingyang   +4 more
doaj   +1 more source

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