Photocatalytic conversion of greenhouse gas CO 2 into valuable solar fuels represents a
promising technology for addressing the global energy crisis and environmental issues …

Hydrogen energy-based electrochemical energy conversion technologies offer the promise
of enabling a transition of the global energy landscape from fossil fuels to renewable energy …

Oxygen vacancy (VO) is one of the most common defects in metal oxides (MOs), which
endow the MOs with many unique physiochemical properties. Even though VO engineering …

In this Review, we discuss the state-of-the-art understanding of non-precious transition metal
oxides that catalyze the oxygen reduction and evolution reactions. Understanding and …

Recently, perovskite-based nanomaterials are utilized in diverse sustainable applications.
Their unique structural characteristics allow researchers to explore functionalities towards …

X-ray and neutron diffraction studies were carried out on highly ordered (2− 3% Li/Ni
exchange) layered Li1-x Co1/3Ni1/3Mn1/3O2 [(1− x)= 1.0; 0.8, 0.6, 0.45, 0.30, 0.04] …

An uncommon oxygen absorption/desorption behavior is reported for the cation-
stoichiometric cobalt oxide, YBaCo4O7, structurally composed of two kinds of layers of …

The generation of hydrogen in an environmentally benign way is highly essential to meet
future energy demands. However, in the process of splitting water electrochemically …

Three oxygen content determination methods (iodometric titration, gas volumetric analysis
and thermogravimetric hydrogen reduction) have been evaluated for the case of rare earth …

LaCoO3 perovskite was prepared at 700° C using citrate precursors. The product was then
characterized with X-ray diffraction (XRD) and X-ray absorption spectroscopy (XAS). The …