Urea is one of the most essential reactive nitrogen species in the nitrogen cycle and plays
an indispensable role in the water-energy-food nexus. However, untreated urea or urine …

Alternative fuels are essential to enable the transition to a sustainable and environmentally
friendly energy supply. Synthetic fuels derived from renewable energies can act as energy …

Direct urea fuel cell (DUFC) is an attractive and inexpensive method for the simultaneous
wastewater treatment (urine and urea-contaminated water) and electricity generation. Many …

This paper provides an overview of recent advances in urea electro-oxidation. Urea sources
are abundant from human urine, urea-containing wastewater, and industrial urea, thus …

The urea oxidation reaction (UOR) is technologically important for the development of a
renewable energy infrastructure. Urea electrolysis (UE) can be used to produce hydrogen …

Nowadays, urea‐rich wastewater has become a big threat to human health. Electrocatalytic
techniques can convert urea from urea‐rich wastewater to hydrogen for ecological …

Fuel cells are electrochemical devices that convert chemical energy directly into electrical
energy with high efficiency. The high cost of platinum catalysts and sluggish reaction kinetics …

Urea has been regarded as an important chemical compound in the food‐water‐energy
nexus. However, the emission of urea from human activity, industrial manufacture, and …

This paper provides a critical review on the current status of graphene-reinforced metal
matrix composites (GRMMCs) in an effort to guide future work on this topic. Metal matrix …

Direct urea fuel cells (DUFCs) are proven as environmentally benign energy generation
devices and hold superior potential to meet the booming energy demand with the use of …