Results 1 to 10 of about 133,015 (283)

Controlling process instability for defect lean metal additive manufacturing [PDF]

Nature Communications, 2022
Defects induced by process instabilities in metal additive manufacturing limit its applications. Here, the authors report controlling laser-powder bed interaction instabilities by nanoparticles leads to defect lean metal additive manufacturing.
Minglei Qu, Qilin Guo, Luis I. Escano, Ali Nabaa, S. Mohammad H. Hojjatzadeh, Zachary A. Young, Lianyi Chen   +6 more
doaj   +2 more sources

Exploring the frontiers of metal additive manufacturing in orthopaedic implant development [PDF]

MethodsX
This paper provides a thorough analysis of recent advancements and emerging trends in the integration of metal additive manufacturing (AM) within orthopedic implant development. With an emphasis on the use of various metals and alloys, including titanium,
Senthil Maharaj Kennedy, Vasanthanathan A, Amudhan K   +2 more
doaj   +2 more sources

The role of pore structures on the fatigue properties of additively manufactured porous tantalum scaffolds produced by electron beam powder bed fusion

Journal of Materials Research and Technology, 2022
In this work, porous tantalum scaffolds with structures of cubic, G7 and rhombic dodecahedron with different strut angles were fabricated by electron beam powder bed fusion (EB-PBF).
Yu Guo, Chao Chen, Liming Tan, Qiangbing Wang, Yanming Pan, Hao Zhu, Kechao Zhou, Chen Wu   +7 more
doaj   +1 more source

Effect of high entropy alloy as the interlayer on the interfacial microstructure and mechanical property of Al/steel bimetal by compound casting

Journal of Materials Research and Technology, 2023
Al/steel bimetal prepared by compound casting process exhibits an increasing application prospect in the lightweight field due to the combination of the advantages of Al alloy with steel materials.
Dan Zhang, Kai Wen, Heqian Song, Guowei Zhang, Hong Xu, Jianqiang Xia, Xingang Miao   +6 more
doaj   +1 more source

Microstructure evolution and liquid phase separation in Ta-O hypermonotectic melts during laser-cladding [PDF]

China Foundry, 2018
A three-layer Ta2O5-containing coating was successfully fabricated by laser cladding on a pure Ta substrate. The maximum thickness of such a coating is about 1.6 mm.
*Hai-ou Yang,, Meng Wang , Xin Lin
doaj   +1 more source

Plastic deformation throughout strain-induced phase transformation in additively manufactured maraging steels

Materials & Design, 2021
A comprehensive study was intended to show the microstructural features of additively manufactured (AM) 18Ni-300 maraging steel. Uniaxial tensile tests were conducted on specimens built using laser powder bed fusion (LPBF) technique for two different ...
SeyedAmirReza Shamsdini, M.H. Ghoncheh, Mehdi Sanjari, Hadi Pirgazi, Babak Shalchi Amirkhiz, Leo Kestens, Mohsen Mohammadi   +6 more
doaj   +1 more source

Analysis of printing parameters for metal additive manufactured parts through Direct Ink Writing process [PDF]

, 2020
Direct Ink Writing is an Additive Manufacturing process in which a metal ink is continuously extruded to built-up a green metal part. Therefore, a debinding and sintering process is required to obtain the final metal part. This thermal process produces a
Bonada Bo, Jordi, Calvo Duarte, Laura, Cardona, Roger, Niubó Eslava, Maria, Padilla, Jose Antonio, Poudelet, Louison, Xuriguera Martin, Elena   +6 more
core   +2 more sources

An enhanced finite element modelling based on self-regulation effect in directed energy deposition of Ti–6Al–4V

Journal of Materials Research and Technology, 2022
Self-regulation effect (SRE) is a unique phenomenon in laser blown powder directed energy deposition (DED), which can dynamically compensate the sloping deposition surface (within an acceptable tolerance) induced by the fluctuation of the fabricating ...
Bo Yao, Xufei Lu, Liang Ma, Nan Kang, Shang Sui, Hua Tan, Jing Chen   +6 more
doaj   +1 more source

Effects of reuse on the properties of tantalum powders and tantalum parts additively manufactured by electron beam powder bed fusion

Materials Research Express, 2021
The cost of additively manufactured tantalum parts can be effectively lowered by reusing or recycling tantalum powder. To evaluate the effects of reuse of the tantalum powder on the properties of tantalum parts and scaffolds, this study investigated the ...
Yu Guo, Chao Chen, Qiangbing Wang, Min Liu   +3 more
doaj   +1 more source

Influence of Nonmetallic Interstitials on the Phase Transformation between FCC and HCP Titanium: A Density Functional Theory Study

Metals, 2022
In addition to the common stable and metastable phases in titanium alloys, the face-centered cubic phase was recently observed under various conditions; however, its formation remains largely unclarified.
Mengmeng Yang, Jianan Hu, Shuo Cao, Guang Feng, Yi Yang, Renci Liu, Shujun Li, Fu Zhao, Aihan Feng, Qingmiao Hu, Aijun Huang, Hao Wang   +11 more
doaj   +1 more source