Results 31 to 40 of about 141,297 (194)

Physics for non-physicists - Two bio-degrees reforms in Spanish universities: Health Biology and Biology [PDF]

open access: yes, 2019
We present a review of two different innovative experiences of Physics education for Bio-Sciences in two Spanish Universities - the Health Biology degree of the Universidad de Alcalá de Henares (UAH) and the Biology degree of the Universidad Autónoma de ...
Cussó, F.   +4 more
core   +1 more source

A demand forecasting model for urban air mobility in Chengdu, China

open access: yesGreen Energy and Intelligent Transportation
The successful application of new technologies such as remotely piloted aircraft systems, distributed electric propulsion systems, and automatic control systems on electric vertical take-off and landing(eVTOL) aircraft has prompted Urban Air Mobility ...
Wenqiu Qu   +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

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

Entwicklungsstufen des Unternehmensarchitekturmanagements [PDF]

open access: yes, 2018
Zusammenfassungen: Je nach Ausgestaltung kann Unternehmensarchitekturmanagement (UAM) eine wichtige Komponente des strategischen IT-Managements bilden — oder auch nicht.
Aier, Stephan   +2 more
core  

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

Capacity modelling for UAM

open access: yesDrone Systems and Applications
The management of the operation of unmanned aircraft systems and their integration into the common airspace faces various challenges, among which those associated with determining the airspace capacity can also be included. This paper focuses on this challenge and proposes an approach to determine the airspace capacity through the utilization of ...
Adam Kleczatský, Jakub Kraus
openaire   +2 more sources

Evaluating UAM–Wildlife Collision Prevention Efficacy with Fast-Time Simulations

open access: yesAerospace
Urban Air Mobility (UAM) promises to reduce ground traffic and journey times by using electric vertical take-off and landing (eVTOL) aircraft for short, low-altitude flights, especially in urban environments.
Lewis Mossaberi   +2 more
doaj   +1 more source

A Hessenberg Markov chain for fast fibre delay line length optimization [PDF]

open access: yes, 2008
In this paper we present an approach to compute the invariant vector of the N + 1 state Markov chain P presented in (Rogiest et al., Lecture Notes in Computer Science, NET-COOP 2007 Special Issue, pp.
Chlamtac   +9 more
core   +1 more source

High-frequency backreaction for the Einstein equations under polarized $\mathbb U(1)$ symmetry

open access: yes, 2017
Known examples in plane symmetry or Gowdy symmetry show that given a $1$-parameter family of solutions to the vacuum Einstein equations, it may have a weak limit which does not satisfy the vacuum equations, but instead has a non-trivial stress-energy ...
Huneau, Cécile, Luk, Jonathan
core   +4 more sources

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