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Lei Zhou and Chen Wang
Identifying the spatial association between commercial sites and residences is important for urban planning. However, (1) the patterns of spatial association between commercial sites and residences across an urban space and (2) how the spatial associatio...
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Luisa Boni, Marco Bassetto and Alessandro A. Quarta
Photonic solar sails are a class of advanced propellantless propulsion systems that use thin, large, lightweight membranes to convert the momentum of light from the Sun into thrust for space navigation. The conceptually simple nature of such a fascinatin...
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Francesco Fusco, Vittorio Ugo Castrillo, Hernan Maximiliano Roque Giannetta, Marta Albano and Enrico Cavallini
In the world of space systems and launchers in particular, there is always a strong demand for the reduction of the weight of all components/subsystems that are not related to the payload and simplification of the integration phase. A possible solution t...
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Martynas Mila?evicius and Laurynas Maciulis
This paper presents a state-of-the-art overview of fine beam steering mechanisms for free-space optical communication on satellites. Precise beam pointing is a critical task for the successful operation of free-space optical communication systems. Based ...
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Svetlana Pushkar
Over the past five years, Leadership in Energy and Environmental Design Commercial Interior version 4 (LEED-CI v4)-certified office projects have been intensively studied in the USA and China, but they have not yet been studied in the Mediterranean regio...
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Girolamo Musso, Iara Figueiras, Héléna Goubel, Afonso Gonçalves, Ana Laura Costa, Bruna Ferreira, Lara Azeitona, Simão Barata, Alain Souza, Frederico Afonso, Inês Ribeiro and Fernando Lau
The commercial space launch sector is currently undergoing a significant shift, with increasing competition and demand for launch services, as well as growing concerns about the environmental impact of rocket launches. To address these challenges, within...
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Lin Lin, Tianyi Chen
Pág. 1 - 17
Daily travel distance in urban China has substantially increased. The spatial layout of the 15-minute neighborhood, which supports local living and encourages walking and biking, was detailed in the Urban Residential District Planning and Design Standard...
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Oliver Pohling, Lorenz Losensky, Sandro Lorenz and Sven Kaltenhäuser
Historically, higher airspace has been used for military exercises and as transit for space vehicles. Riding on commercial space operations? coattails, more and more vehicles are under development that will make use of higher airspace resources. This wil...
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Oliver Ullrich, Christian Paul Casal, Natalie Dové, Calista Fischer, Max Gassmann, Martin Daniel Gerber, Rudolf Guldener, Liliana Elisabeth Layer, Bruno Neininger, Silvia Ulrich, Marc Studer and Cora Sandra Thiel
Parabolic flights are one of the most important pillars for research, development, and applications in space. Accordingly, we developed the world?s first non-governmental parabolic flight program using Novespace?s Airbus A310 ZERO-G. Through the flexible...
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Francesco Barato
Hybrid rockets using specific oxidizer?fuel combinations are considered a green alternative to current propulsion systems, as they do not release very toxic or polluting exhausts, but only much less harmful substances such as carbon monoxide/dioxide and ...
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