Substitution of conventional jet fuel with low-to zero-carbon-emitting alternative aviation
fuels is vital for meeting the climate targets for aviation. It is important to understand the …

In recent years, electric unmanned areal vehicles (UAVs) are gaining popularity due to their
capabilities in civil and military applications. The rationale is that UAVs can do more …

To meet ambitious climate targets, the aviation sector needs to neutralize CO2 emissions
and reduce non-CO2 climatic effects. Despite being responsible for approximately two-thirds …

The growing demand for air travel in the commercial sector leads to an increase in global
emissions, whose mitigation entails transitioning from the current fossil-fuel based …

For the hydrogen economy to be viable, new, and efficient production techniques are of
prime importance. Water electrolysis offers high production of hydrogen but due to slow …

Liquid hydrogen (LH2) aircraft have the potential to achieve carbon neutrality. However, if
the hydrogen is produced using electricity grids that utilise fossil fuel, they have a non-zero …

Recently, a fuel cell-battery hybrid system (FBHS) has attracted considerable attention as a
potential propulsion system for electric vertical take-off and landing (eVTOL) aircraft. For the …

Abstract Proton-Exchange Membrane-Fuel Cells (PEM-FC) are regarded as one of the
prime candidates to provide emissions-free electricity for propulsion systems of aircraft …

The rapid growth of global aviation operations has made its negative environmental impact
an international concern. Accurate modeling of aircraft fuel burn, emissions, and noise is the …

Of cryogenic liquid hydrogen tanks for future airliners, their volumetric and gravimetric
efficiencies, their robustness and their environmental adaptability are all strengthened via a …