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L. P. Cahalan, M. B. Williams, L. N. Brewer, M. M. McDonnell, M. R. Kelly, A. D. Lalonde, P. G. Allison and J. B. Jordon
Large-scale metal additive manufacturing (AM) provides a unique solution to rapidly develop prototype components with net-shape or near-net shape geometries. Specifically, additive friction stir deposition (AFSD) is a solid-state method for large-scale m...
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Shuai Zhang, Mengcheng Gong, Ling Cen, Yang Lu and Ming Gao
Hybrid wire arc additive-milling subtractive manufacturing (HWMM) is an effective way to improve the quality of complex metal components, but the difference in the properties of the aluminum alloy and magnesium alloy fabricated by HWMM has been not addre...
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Peter Holub, Ladislav Gulan, Andrej Korec, Viktória Chovancíková, Miroslav Nagy and Martin Nagy
The research problem is oriented to shortening the development time of products for the automotive and engineering industry and to improving their output properties, such as weight reduction by implementation of advanced design methods (DfAMs). The inten...
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Adil K. Al-Tamimi, Habib H. Alqamish, Ahlam Khaldoune, Haidar Alhaidary and Kamyar Shirvanimoghaddam
The technology of additive manufacturing, especially 3D concrete printing (3DCP), has been recently adopted in the construction industry as a viable alternative to traditional construction methods. Although the technology offers a wide variety of structu...
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Evangelia Pagona, Kyriaki Kalaitzidou, Vasileios Zaspalis, Anastasios Zouboulis and Manassis Mitrakas
In the context of a circular economy/zero-waste, the conversion of extractive wastes into new products is of particular importance. At the Grecian Magnesite SA mine (Chalkidiki, N. Greece), millions of tons of waste accumulate in the operation field. To ...
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Bishal Silwal, Niraj Pudasaini, Sougata Roy, Anthony B. Murphy, Andrzej Nycz and Mark W. Noakes
Wire arc additive manufacturing (WAAM) is the process by which large, metallic structures are built, layer-by-layer, using a welding arc to melt wire feedstock. In this process, the proper selection of the shielding gas plays a vital role in the achievem...
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Florentina Monica Raduly, Valentin Raditoiu, Alina Raditoiu and Violeta Purcar
The recent development of several methods for extracting curcumin from the root of the plant Curcuma longa has led to intensified research on the properties of curcumin and its fields of application. Following the studies and the accreditation of curcumi...
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Nicolas Alberto Sbrugnera Sotomayor, Fabrizia Caiazzo and Vittorio Alfieri
In the last few decades, complex light-weight designs have been successfully produced via additive manufacturing (AM), launching a new era in the thinking?design process. In addition, current software platforms provide design tools combined with multi-sc...
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Christo Dordlofva
Additive Manufacturing (AM) provides several benefits for aerospace companies in terms of efficient and innovative product development. However, due to the general lack of AM process understanding, engineers face many uncertainties related to product qua...
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Jerome Undiandeye, Daniela Gallegos, Jürgen Lenz, Michael Nelles and Walter Stinner
Research on additives that improve the quality of silages for an enhanced and sustainable biogas production are limited in the literature. Frequently used additives such as lactic acid bacteria enhance the quality of silages but have no significant effec...
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Kamila Nowosad, Jan Bocianowski, Farzad Kianersi and Alireza Pour-Aboughadareh
The assessment of 1000-kernel weight holds significant importance in determining maize grain yield, and elucidating its underlying genetic mechanisms is imperative for enhancing its overall performance. The material for the study consisted of 26 doubled-...
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Viktor Aulin,Andrii Hrynkiv,Sergii Lysenko,Taras Zamota,Andrii Pankov,Andrii Tykhyi
Pág. 52 - 64
The conducted studies of the formation of the rational composition of a tribologically active additive to basic oil showed the possibility to improve the characteristics of tribosystems. It was revealed that this tribologically active additive enables th...
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Jin-Fang Peng, Ming-Xue Shen and Zhen-Bing Cai
Tribological properties of nano diesel soot (DS) as an additive were investigated. Textures in linear radiating arrays were prepared on the surface of a spring-steel plate by laser radiation. The texture densities were 19.6%, 22.1%, and 44.2%, and the de...
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Cyril Bourgenot, Valdis Krumins, David G. Bramall and Abdul M. Haque
CubeSats, known for their compact size and cost effectiveness, have gained significant popularity. However, their limited size imposes restrictions on the optical aperture and, consequently, the Ground Resolution Distance in Earth Observation missions. T...
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Grigorios Kostopoulos, Konstantinos Stamoulis, Vaios Lappas and Stelios K. Georgantzinos
This study explores the shape-morphing behavior of 4D-printed structures made from Polylactic Acid (PLA), a prominent bio-sourced shape-memory polymer. Focusing on the response of these structures to thermal stimuli, this research investigates how variou...
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Talita Kathleen Correia de Sousa, Fátima Raquel Maia, Sandra Pina, Rui L. Reis, Joaquim Miguel Oliveira, João Pedro Aquiles Carobolante, Ana Lúcia do Amaral Escada, Guilherme Arthur Longhitano and Ana Paula Rosifini Alves
This study focuses on the surface modification of Ti6Al4V scaffolds produced through additive manufacturing using the Powder-Bed Fusion Electron-Beam Melting (PBF-EB) technique. From our perspective, this technique has the potential to enhance implant os...
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Antreas Kantaros, Florian Ion Tiberiu Petrescu, Hamed Abdoli, Olaf Diegel, Simon Chan, Mihaiela Iliescu, Theodore Ganetsos, Iulian Sorin Munteanu and Liviu Marian Ungureanu
Additive manufacturing has been widely used in various industries, including the healthcare sector. Over the last few decades, AM has been playing an important role in the medical field in different areas, including surgical planning, implants, and educa...
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Noelia García, Miguel Gómez-Polo, Miriam Fernández, José Luis Antonaya-Martín, Rocío Ortega, Cristina Gómez-Polo, Marta Revilla-León and Rocío Cascos
Background: With CAD-CAM, dental models are often fabricated by additive manufacturing (AM) methods. Dental models for implant prostheses involve the manual placement of analogs, which could affect their final fit. Therefore, in this experimental in vitr...
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Chen Yi Ngu, Kaito Kozuki, Hinata Oshida, Sang Bin Lee, Raiki Hanazaki, Sayaka Kado, Kazuhiro Kudo and Masatoshi Sakai
Electrophotography is a digital, on-demand, dry, and page printing technique that operates based on toner particles of electronic materials using an electrostatic force and generates an electrical circuit via distribution of the toner particles. We devel...
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Charlotte Wehner, Bradley Shirley, Garrett Mathesen, Julian Merrick, Brandon Weatherford and Emilio Alessandro Nanni
The manufacturing of active RF devices like klystrons is dominated by expensive and time-consuming cycles of machining and brazing. In this article, we characterize the RF properties of X-band klystron cavities and an integrated circuit manufactured with...
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