A deep understanding of defects is essential for the optimization of materials for solar energy
conversion. This is particularly true for metal oxide photo (electro) catalysts, which typically …

Interfacial reactions drive all elemental cycling on Earth and play pivotal roles in human
activities such as agriculture, water purification, energy production and storage …

Iron (Fe) is the fourth most abundant element in the earth's crust and plays important roles in
both biological and chemical processes. The redox reactivity of various Fe (II) forms has …

Introduction of the photothermal effect into transition‐metal oxide photoanodes has been
proven to be an effective method to improve the photoelectrochemical (PEC) water‐splitting …

The current status of knowledge regarding the surfaces of the iron oxides, magnetite (Fe 3 O
4), maghemite (γ-Fe 2 O 3), haematite (α-Fe 2 O 3), and wüstite (Fe 1− x O) is reviewed. The …

Hematite (α-Fe2O3), with a bandgap suitable for absorption of the solar spectrum, is ideally
suited for use as a photoanode material in photoelectrochemical (PEC) conversion of solar …

Photoelectrochemical (PEC) cells offer the ability to convert electromagnetic energy from our
largest renewable source, the Sun, to stored chemical energy through the splitting of water …

Finding suitable alternatives to the non-renewable energy resources of natural gas, coal and
oil along with the employment of renewable fuels for energy production are the major …

Bismuth vanadate (BiVO4) is a promising photoelectrode material for the oxidation of water,
but fundamental studies of this material are lacking. To address this, we report electrical and …

Hematite is a promising material for inexpensive solar energy conversion viawater splitting
but has been limited by the large overpotential (0.5–0.6 V) that must be applied to afford …