Results 21 to 30 of about 18,939 (179)

Preliminary Concept of Urban Air Mobility Traffic Rules

open access: yesDrones, 2023
Driven by recent technological breakthroughs, the electric vertical take-off and landing (eVTOL) aircraft has gained considerable attention. The widespread demand for eVTOL aircraft can be attributed to their potential use in the commercialisation of ...
Wenqiu Qu   +5 more
doaj   +1 more source

Structural Power Composites Based on High Mass Loading Zn‐Ion Hybrid Supercapacitors with Metal Mesh Current Collectors and Aramid Nanofiber/Glass Fiber Composite Electrolytes

open access: yesAdvanced Functional Materials, EarlyView.
A multifunctional structural power composite is developed by integrating high‐mass‐loading Zn‐ion hybrid supercapacitors with metal mesh current collectors and aramid nanofiber‐based composite electrolytes, enabling simultaneous load‐bearing capability and enhanced areal energy storage.
Yuseung Choi   +8 more
wiley   +1 more source

Identification of Potential Urban Air Mobility (UAM) Safety Hazards from Helicopter Accident Data – Methodology and Preliminary Results

open access: yesPromet (Zagreb)
Safety is paramount for aviation. The development of urban air mobility (UAM) is not excluded from consideration, however, while research generally focuses on technical and operational issues, few have been done regarding safety.
Jordi PONS-PRATS   +3 more
doaj   +1 more source

A Drug‐Gated, Modular STAb‐T Immunotherapy With External Control

open access: yesAdvanced Science, EarlyView.
Engineered STAb‐TON cells act as programmable living factories that continuously secrete inactive antibody modules, which assemble extracellularly into a functional T cell engager only upon small‐molecule administration. This externally controlled platform enables reversible, on‐demand regulation of antitumor immunity, establishing a new paradigm for ...
Susana Luengo‐Arias   +23 more
wiley   +1 more source

A Review on Airspace Design and Risk Assessment for Urban Air Mobility

open access: yesIEEE Access
The increasing deterioration of urban traffic congestion has led to the emergence of Urban Air Mobility (UAM). UAM seeks to reduce congestion by offering flexible and efficient aerial transportation using electric vertical take-off and landing aircraft ...
Jin Yang   +3 more
doaj   +1 more source

The Impact of Battery Performance on Urban Air Mobility Operations

open access: yesAerospace, 2023
Urban air mobility (UAM) is a promising transportation concept that can effectively address city traffic congestion and environmental pollution. Power batteries are used extensively in UAM vehicles, and their technical characteristics (charge rate and ...
Xiaotao Qiao   +3 more
doaj   +1 more source

A Comprehensive Review on Additive Manufacturing of Smart Components: Technologies, Applications, and Future Scope

open access: yesAdvanced Intelligent Systems, EarlyView.
How can additive manufacturing enable components that sense, adapt, heal, and power themselves? This review synthesizes recent advances in smart functionalities, manufacturing technologies, and intelligent design strategies, revealing a pathway toward fully integrated, autonomous, and multifunctional systems across diverse engineering sectors. Additive
Aiswarya Rony   +3 more
wiley   +1 more source

Room-temperature synthesis of nanometric and luminescent silver-MOFs

open access: yesFrontiers in Chemistry, 2023
Three silver-MOFs were prepared using an optimized, room-temperature methodology starting from AgNO₃ and dicarboxylate ligands in water/ethanol yielding Ag2BDC, Ag2NDC (UAM-1), and Ag2TDC (UAM-2) at 38%–48% (BDC, benzenedicarboxylate; NDC, 1,8 ...
Vanessa Celis-Arias   +6 more
doaj   +1 more source

Urban Air Mobility Situation Awareness From Enterprise Architecture Perspectives

open access: yesIEEE Open Journal of Systems Engineering, 2023
Urban air mobility (UAM) operation is currently under discussion by the industry, authorities, and society, dealing with new concepts, new technologies, and complex challenges.
Raquel Hoffmann   +2 more
doaj   +1 more source

Three‐dimensional geometric morphometric analysis of diaphragmatic dome motion in COPD patients

open access: yesThe Anatomical Record, EarlyView.
Abstract Diaphragmatic dysfunction is a hallmark of chronic obstructive pulmonary disease (COPD), especially in emphysema, where hyperinflation alters diaphragm geometry and impairs inspiratory mechanics. However, quantitative three‐dimensional (3D) assessments of diaphragmatic dome shape and motion across COPD phenotypes are limited.
José M. López‐Rey   +5 more
wiley   +1 more source

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