Results 91 to 100 of about 88,766 (300)

Overcoming Challenges in 3D Printing of Polyolefins and Their Composites: A Review on Strategies for Improved Printability and Performance

open access: yesPolymer Engineering &Science, EarlyView.
This review integrates the molecular fundamentals, key challenges, and mitigation strategies in polyolefin 3D printing, focusing on shrinkage, warpage, and adhesion control. It highlights material design approaches using recycled polyolefins and functional fillers to improve printability, mechanical properties, and sustainability in additive ...
Malik Hassan   +5 more
wiley   +1 more source

Investigation of residual stress characteristics and fatigue crack propagation behavior in GH4169 blisks fabricated by linear friction welding

open access: yesJournal of Materials Research and Technology
This study established a thermal-mechanical coupling numerical simulation model for linear friction welding of GH4169 superalloy blisks using ABAQUS/Explicit and FRANC3D.
Xiawei Yang   +9 more
doaj   +1 more source

Peningkatan Peran Teknologi Friction Welding dalam Memproduksi AS Sepeda Motor Produk Industri Kecil [PDF]

open access: yes, 2011
 Products the axle of motorcycles produced by the method of manual forging by small industries. This production method requires a long processing time and the result shave lower torque strength values​​.
husodo, N. (nur)
core  

Characteristics, properties and limitations of per‐ or polyfluoroalkyl substances (PFASs) and fluoropolymers

open access: yesPolymer International, EarlyView.
An overview and categorization of man‐made per‐ or polyfluoroalkyl substances (PFASs) including low‐molar‐mass and high‐molar‐mass fluorochemicals, and their international regulations is presented. Though certain PFASs are toxic, bioaccumulative and cross the human cellular membranes, others, such as fluoropolymers, are safe, reliable and involved in ...
Bruno Améduri
wiley   +1 more source

Forming control and the relationship between microstructure and mechanical property in TIG-assisted friction stir welded joint of Ti-6Al-3Nb-2Zr-1Mo titanium alloy

open access: yesJournal of Materials Research and Technology
In this paper, T-joints of Ti-6Al-3Nb-2Zr-1Mo titanium alloy were joined with friction stir welding, and microstructure evolution and forming mechanism were studied.
Xiawei Yang   +8 more
doaj   +1 more source

Friction Stir Welding

open access: yesJOURNAL OF THE JAPAN WELDING SOCIETY, 2008
PROBLEM TO BE SOLVED: To provide a joining method by which a joint part excellent in fatigue properties is formed when joining materials to be joined by a friction stir welding method. SOLUTION: The friction stir welding method enables the joint of two or more materials to be joined, by inserting a tool 6, which is provided with a columnar member ...
openaire   +2 more sources

Actuation Strategies for Underwater Jet‐Propelled Soft Robots

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT This review article examines jet‐propulsion mechanisms in underwater soft robotic systems, focusing exclusively on physically fabricated and experimentally validated robots. Covering research published from 2013 to 2025, this study classifies and evaluates jet‐propulsion robots based on their actuation mechanisms.
Angel Kitone   +3 more
wiley   +1 more source

Unveiling the strengthening effect of Nb in Ti3SiC2/Ti25Zr25Ni25Cu25 + Nb/GH3536 brazed joint

open access: yesJournal of Materials Research and Technology
In order to achieve the ceramic/metal brazed joint with excellent mechanical properties, many kinds of high-entropy alloy (HEA) filler have been developed to acquire the joint.
Xin Nai   +6 more
doaj   +1 more source

Investigation of interdiffusion and intermetallic compounds in Al–Cu joint produced by continuous drive friction welding

open access: yesEngineering Science and Technology, an International Journal, 2016
In this paper, the joints between Al and Cu bars were fabricated by continuous drive friction welding. The microstructures and the compositions of the composites were analyzed by SEM, EDS and XRD.
Yanni Wei   +3 more
doaj   +1 more source

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