Aviation emissions contribute adversely to climate change and air pollution due to
combustion emissions. While biofuels can reduce the lifecycle CO 2 emissions and …

The purpose of this report is to summarize the current technology and challenges facing the
market for eVTOL aircraft for urban on-demand air mobility applications. This report has two …

In the last ten years, different concepts of electric vertical take-off and landing aircrafts
(eVTOLs) have been tested. This article addresses the problem of the choice of the best …

The use of electric motors for aircraft propulsion is a topic of increasing interest in the
aviation community, largely due to the significant increase in efficiency of these motors vs …

Urban air mobility refers to an envisaged air taxi service, using small, autonomous, vertical-
takeoff-and-landing, battery-powered electric aircraft. A conceptual design and optimization …

Lithium–oxygen (Li–O2) batteries have the highest theoretical energy density of all the Li-
based energy storage systems, but many challenges prevent them from practical use. A …

Multifunctionalization of fiber-reinforced composites, especially by adding energy storage
capabilities, is a promising approach to realize lightweight structural energy storages for …

Until electric energy storage systems are ready to allow fully electric aircraft, the combination
of combustion engine and electric motor as a hybrid-electric propulsion system seems to be …

Abstract Urban Air Mobility (UAM), recently envisioned as faster and flexible mean of
transportation in large urban centers, faces considerable challenges inherent in its operation …

The maturation of electric propulsion technologies presents intriguing new degrees of
freedom for aircraft designers including the ability to distribute many small propellers …