As climate change is exacerbated and existing resources are depleted, the need for
sustainable industries becomes ever so important. Aviation is not an exception. Despite the …

The world energy consumption is greatly influenced by the aviation industry with a total
energy consumption ranging between 2.5% and 5%. Currently, liquid fossil fuel, which …

The global demand for fossil fuels in the transportation sector is increasing rapidly due to the
continuous growth of internal combustion engine vehicles. This leads to severe …

Solid oxide fuel cell (SOFC) stacks are promising power generation devices due to their high
efficiency and flexible fuel capability. Recent application of SOFC stacks has shifted from …

Recent developments in fuel cell (FC) technologies show great potential to increase flight
duration of unmanned aerial vehicles (UAVs) with satisfactory fuel economy. The three most …

As the global search for new methods to combat global warming and climate change
continues, renewable fuels and hydrogen have emerged as saviours for environmentally …

Hydrogen is one of the main candidates in replacing fossil fuels in the forthcoming years.
However, hydrogen technologies must deal with safety aspects due to the specific …

This review discusses the history, fundamentals, and applications of different fuel cell
technologies, including proton exchange membrane fuel cells (PEMFCs), direct methanol …

Unmanned aerial vehicles (UAVs) are very promising and convenient flying devices that can
be used to execute various missions in both civil and military areas. Especially, they have …

Abstract Recently, Unmanned Aerial Vehicles (UAVs) with propulsion systems based on fuel
cells have led to increased flight endurance and fuel economy. However, due to the limited …