Photoelectrochemical (PEC) solar-fuel conversion is a promising approach to converting
energy from sunlight into storable chemical fuels. The development of low cost, highly …

Sunlight is the most abundant and inexhaustible energy source on earth. However, its low
energy density, dispersibility and intermittent nature make its direct utilization with industrial …

Photo‐electrochemical (PEC) solar energy conversion offers the promise of low‐cost
renewable fuel generation from abundant sunlight and water. In this Review, recent …

A highly efficient, low-cost and environmentally friendly photocathode with long-term stability
is the goal of practical solar hydrogen evolution applications. Here, we found that the …

The conversion of solar energy into fuels is an attractive prospect for storing renewable
energy, and photoelectrochemical technology represents a pathway by which solar fuels …

Particulate metal selenides having narrow bandgaps for photocatalytic overall pure water
splitting have not yet been reported due to the severe self-photooxidation of such materials …

The nonstoichiometry of I–III–VI semiconductor nanoparticles, especially the ratio of group I
to group III elements, has been utilized to control their physicochemical properties. We report …

Photoelectrochemical devices based on semiconductor photoelectrode can directly convert
and store solar energy into chemical fuels. Although the efficient photoelectrodes with …

Renewable energy sources, in particular, photovoltaic solar cells and hydrogen fuel, are
expected to be the pillars of a sustainable society. Chalcopyrite CuGaSe2 (CGSe) has …

The copper chalcopyrite CuGaSe2 and the defect-related phase CuGa3Se5 are promising
photocathode materials for solar hydrogen generation. Existing devices exhibit …