Results 121 to 130 of about 74,881 (288)

Effect of pulse gas tungsten arc welding on the metallurgical characteristics & microstructural evolution in AZ31B magnesium alloy welds

open access: yesJournal of Materials Research and Technology
This work assessed the effects of frequency & the pulse duration ratios on the weldability & structure-property relationships for the magnesium alloy AZ31B.
Srinivasan S   +3 more
doaj   +1 more source

Growing Ohio's Green Energy Economy [PDF]

open access: yes, 2009
Provides an overview of the state's solar, wind, biomass, and geothermal energy and fuel cell industries and assesses their economic contribution and potential for growth.
Amy Gomberg, Wren Kruse
core  

Multi‐Material Additive Manufacturing of Soft Robotic Systems: A Comprehensive Review

open access: yesAdvanced Robotics Research, EarlyView.
This review explores the transformative role of multi‐material additive manufacturing (MMAM) in the development of soft robotic systems. It presents current techniques, materials, and design strategies that enable functionally graded and adaptive structures.
Ritik Raj   +2 more
wiley   +1 more source

Enhancement in Welding Performance of 2% Maximum Weld Repair Policy

open access: yesInternational Journal of Innovative Technology and Exploring Engineering, 2020
In the implementation of welding work on a modular oil & gas fabrication project in PT. X Batam to get welding results that are 100% very difficult to achieve and always obtain welding results through visual inspection tests and Non-Destructive Test is rejected or defect that the repair welding must be done to fix it.
openaire   +1 more source

Nine percent nickel steel heavy forging weld repair study [PDF]

open access: yes
The feasibility of making weld repairs on heavy section 9% nickel steel forgings such as those being manufactured for the National Transonic Facility fan disk and fan drive shaft components was evaluated.
Berry, R. F., Jr.   +3 more
core   +1 more source

A Soft Robotic Device for Targeted Massage Therapy of Residual Limbs

open access: yesAdvanced Robotics Research, EarlyView.
Residual limb edema after amputation can hinder recovery and delay prosthetic fitting. This study presents a soft‐robotic wearable device that delivers sequential compression through pneumatic McKibben actuators. By replicating the principles of manual lymphatic drainage, the device generates controlled mechanotherapeutic pressure patterns, providing a
Maria Grazia Polizzotto   +5 more
wiley   +1 more source

Atomic‐Scale Insights into Yttrium‐Induced Grain Boundary Structure Modification in Al2O3

open access: yesAdvanced Science, EarlyView.
Using advanced STEM characterization combined with NNP‐based MCMD calculations, it is revealed that Y segregation at ∑13 Al2O3 GB involves not only simple substitution of Y for Al atoms but also structural adaptation with a change in GB atomic density, leading to minimized excess volume and lowest GB energy.
Jingyuan Yan   +7 more
wiley   +1 more source

Repair of Damaged Bearings Raceways by Means of Deposition Welding

open access: yesTribology Online
Large-diameter slewing bearings are capable of supporting high loads and moments. They find typical usage in applications requiring extensive rotational movements, such as cranes, excavators, and wind turbines.
Yusuf Faqiri   +4 more
doaj   +1 more source

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