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Helmut Kühnelt, Alexander Beutl, Francesco Mastropierro, Frederic Laurin, Sebastian Willrodt, Alexander Bismarck, Michele Guida and Fulvio Romano
Radical innovations for all aircraft systems and subsystems are needed for realizing future carbon-neutral aircraft, with hybrid-electric aircraft due to be delivered after 2035, initially in the regional aircraft segment of the industry. Electrical ener...
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Branislav Dimitrijevic, Sina Darban Khales, Roksana Asadi and Joyoung Lee
Highway crashes, along with the property damage, personal injuries, and fatalities that they cause, continue to present one of the most significant and critical transportation problems. At the same time, provision of safe travel is one of the main goals ...
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Fabrizio Nicolosi, Salvatore Corcione, Vittorio Trifari and Agostino De Marco
This paper proposes a feasibility study concerning a large turboprop aircraft to be used as a lower environmental impact solution to current regional jets operated on short/medium hauls. An overview of this market scenario highlights that this segment is...
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Paulo Quezada,Francisco Hervé,Mauricio Calderón,Mark Fanning,Robert Pankhurst,Estanislao Godoy,Octavio Urbina,Rodrigo Suárez
Pág. 54 - 74
Previously undated low-grade metamorphic rocks from the Puerto Cisnes-Queulat area (44°30? S) contain detrital zircons of mid-Oligocene age (ca. 28 Ma). Their outcrops represent the easternmost occurrence of the late Oligocene to early Miocene marine vol...
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Ezatollah Ghanavati, Majid Shah-Hosseini and Nick Marriner
The SE coast of Iran is of great economic and environmental importance. Global climate change affects this coastline through sea level rise (SLR), compounded by a decrease in sediment budgets in coastal areas. This study developed a Coastal Vulnerability...
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Hyejeong Ryu
An efficient, hierarchical, two-dimensional (2D) path-planning method for large complex environments is presented in this paper. For mobile robots moving in 2D environments, conventional path-planning algorithms employ single-layered maps; the proposed a...
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Christian Creixell,Javier Fuentes,Hessel Bierma,Esteban Salazar
Pág. 469 - 507
Cretaceous porphyry copper deposits of northern Chile (28º-29º30? S) are genetically related with dacitic to dioritic porphyries and they represent a still poorly-explored target for Cu resources. The porphyries correspond to stocks distributed into two ...
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Viviany Moura Chaves,Liana Galvão Bacurau Pinheiro,Renata Alexandra Moreira das Neves,Maria Arlete Duarte de Araújo,Joana Barbosa da Silva,Paulo Eneas Rolim Bezerra,Michelle Cristine Medeiros Jacob
This study intended to address the challenges faced by the National School Feeding Program (PNAE) to implement public purchases from family farming, as they understand their role in the transformation of local food systems. For this, we developed a quali...
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Hooshang Eivazy,Mohammad Reza Malek
Pág. 6 - 21
Today, the management of different crises in urban areas is among the main challenges of societies due to their scope and limited resources. Using the crowd to solve these problems would be a proper solution. Crowdsourcing, due to a large number of peopl...
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Nathan Felipe da Silva Caldana,Pablo Ricardo Nitsche,Alan Carlos Martelócio,Luiz Gustavo Batista Ferreira,Paulo Vicente Contador Zaccheo,Sergio Luiz Colucci de Carvalho,Jorge Alberto Martins
Fruticulture is a prominent segment of Brazilian agriculture. It presents a continuous evolution of production, attending to the growing internal and external demand, besides being one of the main activities of family agriculture. Despite of recent techn...
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