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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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Antonio Chiariello, Carmine Carandente Tartaglia, Maurizio Arena, Vincenzo Quaranta, Giovanni Bruno, Marika Belardo and Martina Castaldo
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Bokai Wang, Feng Wu, Fengwei Gu, Hongchen Yang, Huichang Wu and Zhichao Hu
In order to improve the solution to the unachieved uniformity of straw throwing, the unachieved qualified rate of coverage and the uneven straw throwing in sowing wheat without a tillage process after the rice harvest, and to change this unsatisfied qual...
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Edoardo Mancini, Lorenzo Mussolin, Giulia Morettini, Massimiliano Palmieri, Maria Ionica, Gianluigi Silvestre, Franck Cadoux, Agnese Staffa, Giovanni Ambrosi, Filippo Cianetti, Claudio Braccesi, Lucio Farnesini, Mirco Caprai, Gianluca Scolieri, Roberto Petrucci and Luigi Torre
Physics research is constantly pursuing more efficient silicon detectors, often trying to develop complex and optimized geometries, thus leading to non-trivial engineering challenges. Although critical for this optimization, there are few silicon tile me...
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Maurizio Arena, Paolo Ambrogiani, Vincenzo Raiola, Francesco Bocchetto, Tommaso Tirelli and Martina Castaldo
The continuous pursuit of reducing weight and optimizing manufacturing processes is increasingly demanded in transportation vehicles, particularly in the aerospace field. In this context, additive manufacturing (AM) represents a well-known technique suit...
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Diego Real, Agustín Sánchez Losa, Antonio Díaz, Francisco Salesa Greus and David Calvo
This paper encapsulates details of the NEMO laser beacon?s design, offering a profound contribution to the field of the time calibration of underwater neutrino telescopes. The mechanical design of the laser beacon, which operates at a depth of 3500 m, is...
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Maeve Doyle, Rachel Dunwoody, Gabriel Finneran, David Murphy, Jack Reilly, Joseph Thompson, Sai Krishna Reddy Akarapu, Joseph Mangan, Sarah Walsh, Jessica Erkal, Fergal Marshall, Lána Salmon, Eoghan Somers, Lily Ha, David Palma, Antonio Martin-Carrillo, Sheila McBreen, David McKeown, William O?Connor, Brian Shortt, Alexey Uliyanov, Ronan Wall and Lorraine HanlonaddShow full author listremoveHide full author list
The compact, standardised form factor of CubeSats allows for the use of commercial off-the-shelf components, reducing traditional barriers to entry, such as cost and development time. More than 1500 of these small spacecraft have been launched in the pas...
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Rachel Dunwoody, Jack Reilly, David Murphy, Maeve Doyle, Joseph Thompson, Gabriel Finneran, Lána Salmon, Conor O?Toole, Sai Krishna Reddy Akarapu, Jessica Erkal, Joseph Mangan, Fergal Marshall, Eoghan Somers, Sarah Walsh, Daithí de Faoite, Mike Hibbett, David Palma, Loris Franchi, Lily Ha, Lorraine Hanlon, David McKeown, William O?Connor, Alexey Uliyanov, Ronan Wall, Brian Shortt and Sheila McBreenaddShow full author listremoveHide full author list
CubeSats facilitate rapid development and deployment of missions for educational, technology demonstration, and scientific purposes. However, they are subject to a high failure rate, with a leading cause being the lack of system-level verification. The E...
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Tuncay Yalçinkaya and Bahadir Gürsoy
Spacecraft are exposed to severe mechanical loads, i.e., shock loads, during their journey to orbit. Such loads usually develop due to a separation event through the activation of pyrotechnic devices. They might be transmitted throughout the entire struc...
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Sarah Walsh, David Murphy, Maeve Doyle, Jack Reilly, Joseph Thompson, Rachel Dunwoody, Jessica Erkal, Gabriel Finneran, Gianluca Fontanesi, Joseph Mangan, Fergal Marshall, Lána Salmon, Daithí de Faoite, Lorraine Hanlon, Antonio Martin-Carrillo, David McKeown, William O?Connor, Alexey Uliyanov, Ronan Wall and Sheila McBreen
The Educational Irish Research Satellite (EIRSAT-1) is a 2U CubeSat developed at University College Dublin. The project aims to build, test, launch, and operate Ireland?s first satellite and to perform in-orbit demonstrations of three novel payloads deve...
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Massimo Panarotto, Olivia Borgue and Ola Isaksson
The higher satellite production rates expected in new megaconstellation scenarios involve radical changes in the way design trade-offs need to be considered by electric propulsion companies. In relative comparison, flexibility and qualification ability w...
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João P. Monteiro, Rui M. Rocha, Alexandre Silva, Rúben Afonso and Nuno Ramos
Large-scale space projects rely on a thorough Assembly, Integration, and Verification (AIV) process to provide the upmost reliability to spacecraft. While this has not traditionally been the case with CubeSats, their increasing role in space science and ...
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Zoltán Till, Bálint Molnár, Attila Egedy, Tamás Varga
Pág. 226 - 238
In this work, we focus on the most crucial units in a chemical technology, the chemical reactors. Using a commercially available CFD software package, COMSOL Multiphysics, 3D mathematical models of a batch reactor with different impeller geometries have ...
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Yassin Mustafa Ahmed,Hameed D. Lafta,Azhin Abdullah Abdulrahman
Pág. 91 - 100
Liquefied petroleum gas (propane or butane) is a colorless liquid which readily evaporates into a gas. It has no smell, although it will normally have an odor added to help detect leaks. Liquefied petroleum gas is stored and handled as a liquid when unde...
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Lenka Sedova, Valerie Tothova, Dita Novakova, Vera Olisarova, Sylva Bartlova, Frantisek Dolak, Alena Kajanova, Radka Prokesova and Vera Adamkova
The article presents the results of a correlation study, aimed at quantifying the food intake of the Roma population in the South Bohemian Region. To achieve the goal, we applied the method of one-day dietary recall and frequency food analysis (non-stand...
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Lenka Sedova, Valerie Tothova, Dita Novakova, Vera Olisarova, Sylva Bartlova, Frantisek Dolak, Alena Kajanova, Radka Prokesova and Vera Adamkova
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Jan Cromwijk, Carolina Mateo-Cecilia, Cristina Jareño-Escudero, Veronika Schröpfer and Peter Op?t Veld
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Norhanishah Mohamad Yunus,Rusmawati Said
Pág. 20 - 26
Using data from a Household Income Survey (HIS), this study provides first evidence about returns to education at highest certificates of qualification in the Malaysian Education sector. We employ a simple Ordinary Least Squares (OLS) estimator with robu...
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Anna P. Rabets,Tatiana Yu. Kareva
Pág. 134 - 140
The article is dedicated to the issues of the legal qualification of damage done by wild and domestic animals to subjects of civil relations. Identification of the animal gathering places among the sources of increased danger is particularly relevant in ...
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A. Yu. Drubetskyi
Pág. 88 - 95
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