... a wide spectrum of industrial sectors. Email: adityatu@buffalo.edu Email: hongyuesun@uga.edu Email: chizhou@buffalo.edu 01 02 2024 04 09 2024 06 09 2024 13 09 2024 Additive manufacturing Rapid prototyping and solid freeform fabrication Directorate...

...Stephan Rosenthal; Hamed Dardaei Joghan; Marlon Hahn; A. Erman Tekkaya Production of additively manufactured sandwich sheets is limited to small sizes. In the newly introduced process route, additively manufactured core structures are joined with large rolled face sheets by resistance welding...

... energy deposition (wire-arc DED), also known as wire-arc additive manufacturing, employs an electric arc, used in fusion welding to deposit molten metal layers, to build medium-to-large scale three-dimensional parts. Despite its cost-effectiveness and high deposition rate, challenges in geometric...

... the material starts to become brittle after 4 wt% of silicon content [ 35 ]. Traditionally, Fe–Si are hot rolled and laminated to make stators and rotors for electric motors. Additive manufacturing is considered a promising technology to produce modern motor designs with Fe–Si alloys and explore efficient...

...Michael Biehler; Daniel Lin; Reinaldo Mock; Jianjun Shi Additive manufacturing (AM), commonly referred to as 3D printing, has undergone significant advancements, particularly in the realm of stimuli-responsive 3D printable and programmable materials. This progress has led to the emergence of 4D...

...Abeer Mithal; Niroj Maharjan; Nicholas Yew Jin Tan; Youxiang Chew; Sridhar Idapalapati Control of residual stresses (RS), inherent to fusion based additive manufacturing (AM), process is important for satisfactory mechanical performance of components. Recent work has attempted to control the RS...

... to material handling. This paper examines the potential of employing ultrasonic levitation as a handling tool for substrate-free additive manufacturing processes in microgravity environments. Through preliminary experiments, we demonstrate the feasibility of manipulating polymer powders using acoustic fields...

...-forming technology to produce wire feedstocks for direct use in other additive manufacturing (AM) processes such as direct energy deposition (DED) or wire arc additive manufacturing (WAAM). Email: faisal.riyad@asu.edu Email: pu.han@asu.edu Email: storabni@asu.edu Email: keng.h.hsu@asu.edu...

...Hongtao Song; Nicholas Rodriguez; James Oakdale; Eric Duoss; Carolyn Seepersad; Richard H. Crawford In this work, a large-scale, high-viscosity vat photopolymerization additive manufacturing system is designed and fabricated to print 3D structures as large as 370 × 300 × 370 mm 3 out of high...

... processes, like additive manufacturing, experience a shift in fabrication parameters due to the absence of gravity and the change of environments. Thus, we found traditional machine learning methods are not capable of addressing this domain shift and presented a transfer learning scheme as a solution...

...Rong Lei; Y. B. Guo; Jiwang Yan; Weihong “Grace” Guo Deep learning has impacted defect prediction in additive manufacturing (AM), which is important to ensure process stability and part quality. However, its success depends on extensive training, requiring large, homogeneous datasets—remaining...

... is depicted in Fig. 1 . The conventionally used wax pattern was replaced by one that was additively manufactured. The ELEGOO Saturn 2 masked stereolithographic apparatus printer was used to produce tensile bar patterns that were assembled onto a wax tree. Prestige Optima Premium Investment Powder was mixed...

... properties of additively manufactured metals [1] [2]. However, LSP has yet to be investigated for the improvement of SCC behavior in LPBF stainless steel. This paper demonstrates that not only does LSP improve time to crack initiation of LPBF 316L stainless steel in SCC testing, but it also improves SCC...

...Asif Rashid; Akshar Kota; Denis Boing; Shreyes N. Melkote Wire arc directed energy deposition (Wire Arc DED) has become a popular metal additive manufacturing technique for its capability to print large metal parts at a high deposition rate while being economically efficient. However, the Wire Arc...

... 03 06 2024 Graphical Abstract Figure internal defects geometrical analysis laser powder bed fusion x-ray computed tomography Voronoi labeling point clouds additive manufacturing inspection and quality control Laser powder bed fusion (L-PBF) is an additive...

... fed with thermoplastic pellets. This approach uses inexpensive materials instead of “prepreg” tow in order to streamline the additive manufacturing process, cut costs for advanced composites manufacturing, and deliver fully customizable fiber orientation. The purpose of this paper is to discuss...

...Jiangce Chen; Wenzhuo Xu; Martha Baldwin; Björn Nijhuis; Ton van den Boogaard; Noelia Grande Gutiérrez; Sneha Prabha Narra; Christopher McComb High-fidelity, data-driven models that can quickly simulate thermal behavior during additive manufacturing (AM) are crucial for improving the performance...

... algorithms showed a mean absolute percentage error (MAPE) of 4, 17, and 16%, respectively. Graphical Abstract Figure additive manufacturing machining processes modeling and simulation process planning 27 11 2023 22 04 2024 23 04 2024 21 05 2024 Email...

...Christian Zamiela; Ryan Stokes; Wenmeng Tian; Haley Doude; Matthew W. Priddy; Linkan Bian This work presents a physics-informed fusion methodology for deformation detection using multi-sensor thermal data. A challenge with additive manufacturing (AM) is that abnormalities commonly occur due...

... to investigate fiber alignment during the additive manufacturing of CFRP composites. This study proposes a magnetic field controlled (MFC) method to control the fiber orientation during the fused filament fabrication (FFF) of nickel-coated carbon fiber (NCF) reinforced polymer composites. Firstly, a theoretical...