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preprints
2025
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2023
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2022
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2022
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Abstract In this study, changes in air quality by NO 2 , O 3 and PM 10 in Barcelona metropolitan area and other parts of Catalonia during the COVID-19 lockdown with respect to pre-lockdown and to previous years (2018 and 2019) were evaluated. Selected air moni…
preprints
Eva Gorrochategui, Isabel Hernandez, Eva Pérez-Gabucio, Sílvia Lacorte 等
2021
置信度 0.74
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preprints
2022
置信度 0.74
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preprints
2023
置信度 0.74
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preprints
2023
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preprints
2022
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preprints
2023
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preprints
2022
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preprints
2022
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preprints
2023
置信度 0.74
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2022
置信度 0.74
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2022
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preprints
2022
置信度 0.74
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preprints
2023
置信度 0.74
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preprints
2022
置信度 0.74
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preprints
2021
置信度 0.74
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preprints
2023
置信度 0.74
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In European countries many measures are carried out to improve the disadvantaged conditions and socio-economic marginality of rural areas in comparison with central places. These conditions also affect the quality of travel for visitors and tourists. Therefore…
preprints
2023
置信度 0.74
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preprints
2023
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preprints
2022
置信度 0.74
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preprints
2022
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2025
置信度 0.74
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preprints
2022
置信度 0.74
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preprints
2023
置信度 0.74
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preprints
2021
置信度 0.74
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2023
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preprints
2022
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2023
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preprints
2021
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2023
置信度 0.74
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preprints
2023
置信度 0.74
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preprints
2024
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preprints
2023
置信度 0.74
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preprints
2021
置信度 0.74
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preprints
2023
置信度 0.74
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preprints
2021
置信度 0.74
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preprints
2021
置信度 0.74
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We live in a complex world characterised by complex people, complex times, and complex social, technological, and ecological environments. There is clear evidence that governments are failing at most public matters. The recent COVID-19 pandemic is a high examp…
preprints
2022
置信度 0.74
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preprints
2022
置信度 0.74
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preprints
2023
置信度 0.74
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preprints
2023
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2023
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2023
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2023
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preprints
2022
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preprints
2021
置信度 0.74
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<p>The knowledge deficit model does not work, that much is clear. But how can research results be effectively integrated in policy making? While a variety of options exist, this presentation will provide some concrete examples of one approach for…
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置信度 0.70
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Urban air mobility is an effective solution to address the current issue of ground traffic congestion in future cities. However, as the user scale continues to expand, the current civil aviation flight scheduling and control methods are becoming inadequate to …
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置信度 0.70
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Wind flow predictions in realistic urban areas are sensitive to a wide range of governing parameters such as building resolution, wind incidence, urban morphology, and underlying topography to list a few. In this study, we quantify the impact of the level of d…
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2024-10-29T10:07:29Z
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2025-11-04T04:40:23Z
置信度 0.70
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A previous study by the authors addressed planning questions regarding the optimal placement of vertiports and estimated diverted demand from ground transportation modes by combining network design and travel mode choice models. This study focuses on the envir…
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2022-02-25T22:48:22Z
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2024-12-14T21:48:49Z
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2023-04-03T10:43:37Z
置信度 0.70
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<div class="section abstract"> <div class="htmlview paragraph">This document covers external lighting for Electric Vertical Takeoff and Landing (E-VTOL) and Urban Air Mobility (UAM) vehicles. It discusses lights that may be installed both to meet r…
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2026-04-11T00:00:26Z
置信度 0.70
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Anthony C. Tang
2021-01-05T07:59:38Z
置信度 0.70
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2026-04-11T11:51:14Z
置信度 0.70
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Vishnu Kumar Kaliappan, Mohana Sundaram Kuppusamy, Dugki Min
2025-01-20T15:58:27Z
置信度 0.70
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The rapid growth of urbanization and increasing congestion in metropolitan areas have spurred the development of Advanced Air Mobility (AAM) systems, with electric and hybrid air taxis emerging as a promising solution for sustainable urban transport. Central t…
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Ashish Garg, Bhargav Akkinepally, Dineshkumar Harursampath, Jaesool Shim
2025-10-01T19:59:02Z
置信度 0.70
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Jinpeng Zhang, Yan Xu, Kaiquan Cai, Victor Gordo 等
2025-09-07T11:44:21Z
置信度 0.70
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2023-01-20T21:50:50Z
置信度 0.70
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Nick Ehrhardt, Paul Herrmann Horlacher, Anna Straubinger
2024-05-10T10:10:18Z
置信度 0.70
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2023-06-19T17:18:59Z
置信度 0.70
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Sara Ghayouraneh, James M. Rankin, Samir M. El-Ghazaly
2020-07-22T11:26:00Z
置信度 0.70
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Cristiano Rizzi, Luigi Rusconi
2025-12-19T03:54:28Z
置信度 0.70
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2024-01-09T04:37:00Z
置信度 0.70
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2025-02-12T09:44:16Z
置信度 0.70
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2026-01-26T16:03:17Z
置信度 0.70
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Hok Kwan Ng
2020-06-08T21:02:08Z
置信度 0.70
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Rotor-wing interaction in tiltrotor configurations involves complex aerodynamic phenomena resulting from the interaction between rotor flow and wing structure. This interaction influences tiltrotor performance, stability, and noise characteristics, especially …
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Mingtai Chen
2025-08-05T12:07:31Z
置信度 0.70
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Omair Alhatim
2024-10-07T15:51:17Z
置信度 0.70
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Exposition à la pollution de l'air en ville et mobilité quotidienne : des modèles plus complexes pour une meilleure évaluation ? Perspectives issues d'une approche multi-agent L’exposition à la pollution atmosphérique contribue au développement de maladies chr…
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2026-07-15T09:41:10Z
置信度 0.70
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2021-06-03T08:07:26Z
置信度 0.70
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2023-01-20T21:50:50Z
置信度 0.70
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Brenda S Henderson, Alexander Svetgoff, Jordan D Cluts
2026-06-15T14:23:29Z
置信度 0.70
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2021-07-28T15:32:16Z
置信度 0.70
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Jae-Hong Lee, Sungjo Hong
2021-06-25T07:10:52Z
置信度 0.70
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The journal retracts the article titled “Prediction of Urban Air Mobility and Drone Accident Rates and the Role of Urban Management Systems” [...]
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Han Yeol Baek, Jung Hoon Kim
2025-10-15T07:17:52Z
置信度 0.70
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Kyeong-Won Baek, Ho-won Hwang
2022-05-27T06:41:46Z
置信度 0.70
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Urban air mobility (UAM) is a transportation system for short-distance travel within cities at low altitudes. It utilizes advanced weather technology and LiDAR-based optical technology to detect clear air turbulences (CATs) for safer operations.
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Gunzung Kim, Jeongsook Eom, Soojung Hur, Yongwan Park
2024-12-18T17:10:42Z
置信度 0.70
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Urban air mobility (UAM) is envisioned to move to highly automated and high-density operations in low-altitude urban airspace in the future. Providers of services for UAM (PSU), rather than the legacy air traffic control, are anticipated to support operators w…
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Hualong Tang, Yu Zhang, Joseph Post
2023-05-18T13:11:26Z
置信度 0.70
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Yajun Shen, Peiwu Dong, Yanbing Ju
2026-04-09T16:43:35Z
置信度 0.70
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Urban Air Mobility (UAM) constitutes a future aerial mobility alternative, which concerns the use of electric and autonomous aerial vehicles for transporting people throughout a planned network of vertiports. To materialize UAM, several actors of the air and u…
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Annitsa Koumoutsidi, Ioanna Pagoni, Amalia Polydoropoulou
2022-03-09T01:50:53Z
置信度 0.70
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2023-06-08T11:36:49Z
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2022-06-21T03:07:36Z
置信度 0.70
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<div class="section abstract"><div class="htmlview paragraph">Urban Air Mobility (UAM) envisions heterogenous airborne entities like crewed and uncrewed passenger and cargo vehicles within, and between urban and rural environment. To achieve this, …
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Sreenivasan KG, SunilRaj Suseelan, Pradeep Huncha
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置信度 0.70
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2021-10-02T03:29:27Z
置信度 0.70
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This study explores factors influencing Urban Air Mobility (UAM) acceptance and adoption, aiming to inform the successful integration of this transformative transportation mode into urban environments. Examining UAM acceptance components, positive experiences&…
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