Results 11 to 20 of about 147,425 (281)

Holding Area Conceptual Design and Validation for Various Urban Air Mobility (UAM) Operations: A Case Study in Seoul–GyungIn Area

open access: yesApplied Sciences, 2021
As populations become concentrated in cities, traffic congestion increases, and urban air mobility (UAM) is being considered to face this problem.
Youngjae Lee, Junseok Lee, Jae-Woo Lee
doaj   +1 more source

PROFIL POTENCIÁLNÍHO UŽIVATELE URBAN AIR MOBILITY V ČESKÉ REPUBLICE

open access: yesPerner’s Contacts, 2023
Městská letecká mobilita (UAM) je nově vznikající koncept letecké dopravy, ve kterém drony přepravují cestující nebo náklad v hustě obydlených oblastech.
Michal Šimeček
doaj   +1 more source

Security Viewpoint and Resilient Performance in the Urban Air Mobility Operation

open access: yesIEEE Open Journal of Systems Engineering, 2023
The rapid development of urban air mobility (UAM) technologies and their integration into the urban environment brings new security challenges. Threats to aviation and mobility systems continue to evolve. The urban space places additional vulnerabilities
Raquel Hoffmann   +2 more
doaj   +1 more source

Smart Build-Plate for Metal Additive Manufacturing Processes

open access: yesSensors, 2020
This paper discusses the development, processing steps, and evaluation of a smart build-plate or baseplate tool for metal additive manufacturing technologies.
Adam Hehr   +5 more
doaj   +1 more source

Integrated Network Design and Demand Forecast for On-Demand Urban Air Mobility

open access: yesEngineering, 2021
Urban air mobility (UAM) is an emerging concept proposed in recent years that uses electric vertical take-off and landing vehicles (eVTOLs). UAM is expected to offer an alternative way of transporting passengers and goods in urban areas with ...
Zhiqiang Wu, Yu Zhang
doaj   +1 more source

Urban Advanced Mobility Dependability: A Model-Based Quantification on Vehicular Ad Hoc Networks with Virtual Machine Migration

open access: yesSensors, 2023
In the rapidly evolving urban advanced mobility (UAM) sphere, Vehicular Ad Hoc Networks (VANETs) are crucial for robust communication and operational efficiency in future urban environments.
Luis Guilherme Silva   +9 more
doaj   +1 more source

Flying taxis revived: Can Urban air mobility reduce road congestion?

open access: yesJournal of Urban Mobility, 2021
: Many metropolitan regions are investigating Urban Air Mobility (UAM) as a new transport mode for medium distance intra-regional trips. In this paper, an agent-based travel demand model was developed to simulate UAM demand for the region surrounding ...
A. Pukhova   +5 more
doaj   +1 more source

Optimizing Processing Parameters and Surface Quality of TC18 via Ultrasonic-Assisted Milling (UAM): An Experimental Study

open access: yesMicromachines, 2023
This study conducted longitudinal ultrasonic-assisted milling (UAM) tests and optimized a combination of milling technological parameters to achieve high-quality machining of TC18 titanium alloy.
Guangxi Li   +5 more
semanticscholar   +1 more source

Detection of Crack Initiation and Growth Using Fiber Bragg Grating Sensors Embedded into Metal Structures through Ultrasonic Additive Manufacturing

open access: yesSensors, 2019
Structural health monitoring (SHM) is a rapidly growing field focused on detecting damage in complex systems before catastrophic failure occurs. Advanced sensor technologies are necessary to fully harness SHM in applications involving harsh or remote ...
Sean K. Chilelli   +2 more
doaj   +1 more source

SGX-UAM: A Secure Unified Access Management Scheme With One Time Passwords via Intel SGX

open access: yesIEEE Access, 2021
With the convergence of fixed and mobile networks, heterogeneous networks are becoming ubiquitous. Internet giants are seeing the plight of identity authentication. To address this issue, unified access management (UAM) was conceived. This paper provides
Liangshun Wu, H. J. Cai, Han Li
doaj   +1 more source

Home - About - Disclaimer - Privacy