Results 71 to 80 of about 141,297 (194)

Expectativas sobre matemáticas que tienen los estudiantes dela carrera de administración de la Universidad Autónoma Metropolitana-Azcapotzalco [PDF]

, 2008
Las dificultades que los alumnos tienen para aprender matemáticas no son privativas de la disciplina. Es un problema compartido por la mayoría de las instituciones de educación superior del país, públicas y privadas.
Martínez Preece, Marissa del Rosario., Zubieta Badillo, Carlos   +1 more
core  

An Experimental Approach to a Rapid Propulsion and Aeronautics Concepts Testbed [PDF]

Modern aircraft design tools have limitations for predicting complex propulsion-airframe interactions. The demand for new tools and methods addressing these limitations is high based on the many recent Distributed Electric Propulsion (DEP) Vertical Take ...
Geuther, Steven C., Glaab, Louis J., Howland, Gregory, McSwain, Robert G., North, David D., Patterson, Michael D., Rhew, Ray D., Whiteside, Siena K.   +7 more
core   +1 more source

A Survey of the Effects of Vehicle Configuration on Urban Air Mobility

Applied Sciences
This paper examines developments in urban air mobility (UAM), the configurations and flight mechanisms of different aerial vehicles. Despite the interest generated around UAM, there seems to be a gap in the literature concerning a systematic comparative ...
Shahin Darvishpoor, Jafar Roshanian, Ali Mesbah, Kamyar Haghighi, Benyamin Ebrahimi, Vladimir Serbezov, Krasin Georgiev   +6 more
doaj   +1 more source

Visual perception of wind hazards using cycloidal scanning LiDAR system

Scientific Reports
Urban Air Mobility (UAM) is particularly vulnerable to wind hazards, and conventional weather monitoring tools often do not offer the detailed, real-time information needed for safe operations.
Gunzung Kim, Jeongsook Eom, Yongwan Park
doaj   +1 more source

Tool wear analysis of nickel-based superalloy with torus cutter in longitudinal ultrasonic-assisted milling

Journal of Materials Research and Technology
Nickel-based superalloys are crucial in aerospace applications, but they are challenging to machine due to their high cutting forces and severe tool wear.
Shenghao Chao, Yidan Wang, Shuo Zhang, Zhigang Dong, Renke Kang, Jiansong Sun   +5 more
doaj   +1 more source

Advancing the Sustainable Urban Air Mobility Indicators (SUAMI) Framework: Integrating Non-Core Indicators and Proposing New Metrics for UAM

Journal of Sustainability
The integration of Urban Air Mobility (UAM) into urban transportation systems represents a significant step towards sustainable and innovative mobility solutions.
Anna Palaiologk, Kyriaki Daskaloudi, Eleftheria Georganti   +2 more
doaj   +1 more source

A novel tissue-engineered corneal epithelium based on ultra-thin amniotic membrane and mesenchymal stem cells

Scientific Reports
Currently, in vitro cultured corneal epithelial transplantation is effective in treating limbal stem cell dysfunction (LSCD). Selecting carriers is crucial for constructing the corneal epithelium through tissue engineering. In this study, the traditional
Qiurong Long, Chao Huang, Liying Zhang, Hao Jiang, Su Zhao, Lingli Zhang, Xueer Zheng, Shangkun Ou, Hao Gu   +8 more
doaj   +1 more source

UAM Foresight scenarios. Knowledge Guidance (Deutsch version)

, 2023
The present brochure gathers the relevant achievements of the H2020 ASSURED-UAM about the foresight scenarios for future deployment of UAM.
openaire   +1 more source

Demographics, technology acceptance, and willingness to pay: a pilot study on urban air mobility adoption in Indonesia

Sustainable Futures
Urban Air Mobility (UAM) is an emerging trend in global transportation, with expectations for large-scale expansion in the near future. However, the widespread implementation of passenger drones requires further analysis, particularly regarding user ...
Fitri Trapsilawati, Trusti Hapsari, Iqbal Fikri, Muhammad Addinul Haniv, Widya Sari, Zainal Arifin Harahap   +5 more
doaj   +1 more source

The role of technology belief, perceived risk and initial trust in users’ acceptance of urban air mobility: An empirical case in China

Multimodal Transportation
Urban Air Mobility (UAM) is poised to revolutionize transportation, necessitating an assessment of public acceptance before broad commercial adoption. This study presents the Urban Air Mobility Acceptance Model (UAM-AM), which draws from the Technology ...
Enjian Yao, Dongbo Guo, Shasha Liu, Junyi Zhang   +3 more
doaj   +1 more source