Results 1 to 10 of about 27,449 (284)

Analytical and numerical modelling of laser powder bed fusion (L-PBF) of polymers – a review of the key areas of focus of the process [PDF]

MATEC Web of Conferences, 2022
The uptake of laser powder bed fusion for polymers has remained limited mainly because the interaction between material properties and process parameters is not well understood. The constraints of experimentally determining the optimal process parameters
Mulinge Mwania Fredrick, Maringa Maina, van der Walt Jacobus   +2 more
doaj   +1 more source

Progress in laser powder bed fusion of pure copper/copper alloy highly reflective metal materials

Cailiao gongcheng, 2022
Pure copper/copper alloy has excellent thermal and electrical conductivity, which is an important industrial material. Laser powder bed fusion, which represents the laser additive manufacturing technology, has excellent design freedom and forming ...
ZHU Yongqiang, YANG Yongqiang, WANG Di, CHEN Feng, DENG Cheng, CHEN Xiaojun   +5 more
doaj   +1 more source

Research progress in multi-material laser-powder bed fusion additive manufacturing: A review of the state-of-the-art techniques for depositing multiple powders with spatial selectivity in a single layer

Results in Engineering, 2022
Additive manufacturing offers great potential and versatility for manufacturing high-quality and geometrically complex components. Multi-material laser-powder bed fusion is an emerging additive manufacturing approach where multiple materials are combined
Andre Mussatto
doaj   +1 more source

Data related to architectural bone parameters and the relationship to Ti lattice design for powder bed fusion additive manufacturing

Data in Brief, 2021
The data included in this article provides additional supporting information on our publication (McGregor et al. [1]) on the review of the natural lattice architecture in human bone and its implication towards titanium (Ti) lattice design for laser ...
Martine McGregor, Sagar Patel, Stewart McLachlin, Mihaela Vlasea   +3 more
doaj   +1 more source

Effect of dual-laser powder bed fusion on surface quality, internal defects and properties of 316L stainless steel

Journal of Materials Research and Technology, 2023
Dual-laser powder bed fusion has excellent potential in the preparation of high-performance components due to its ability to suppress defects and control properties during the formation.
Zibin Liu, Changhui Song, Xinran Han, Yunmian Xiao, Kangzhe Liu, Yongqiang Yang   +5 more
doaj   +1 more source

Effect of atmospheric-controlled induction-heating fine particle peening on wear resistance and fatigue properties of maraging steel fabricated by laser powder-bed fusion

Journal of Materials Research and Technology, 2022
Maraging steel components fabricated by laser powder-bed fusion, which is a technique of additive manufacturing, are expected to be used widely because of their high strength, hardness and toughness.
Shogo Takesue, Atsushi Ezura, Yusuke Maki, Motoaki Hayama, Yoshitaka Misaka, Jun Komotori   +5 more
doaj   +1 more source

Aging mechanism of polyetheretherketone powder during layer-wise infrared radiation of high-temperature laser powder bed fusion

Materials & Design, 2022
Variations of the properties of virgin and recycled powders are still important challenges in high-temperature laser powder bed fusion, which directly affect the processing parameters and the ultimate quality of the product.
Peng Chen, Jin Su, Haoze Wang, Lei Yang, Maoyuan Li, Zhaoqing Li, Jie Liu, Shifeng Wen, Yan Zhou, Chunze Yan, Yusheng Shi   +10 more
doaj   +1 more source

Laser powder-bed fusion additive manufacturing: Physics of complex melt flow and formation mechanisms of pores, spatter, and denudation zones [PDF]

, 2015
This study demonstrates the significant effect of the recoil pressure and Marangoni convection in laser powder bed fusion (L-PBF) of 316L stainless steel.
S. Khairallah, A. Anderson, A. Rubenchik, W. King   +3 more
semanticscholar   +1 more source

Multiphysics modelling of powder bed fusion for polymers

Virtual and Physical Prototyping, 2023
Polymeric materials for powder bed fusion additive manufacturing have been attracting extensive research interest due to their vast potential for fabricating end-use functional parts.
Pengfei Tan, Meixin Zhou, Chao Tang, Yu Su, H. Jerry Qi, Kun Zhou   +5 more
doaj   +1 more source

A Coupled DEM/SPH Computational Model to Simulate Microstructure Evolution in Ti-6Al-4V Laser Powder Bed Fusion Processes

Metals, 2021
A new multi-stage three-dimensional transient computational model to simulate powder bed fusion (L-PBF) additive manufacturing (AM) processes is presented.
Sharen Cummins, Paul W. Cleary, Gary Delaney, Arden Phua, Matthew Sinnott, Dayalan Gunasegaram, Chris Davies   +6 more
doaj   +1 more source