Chemical reactions occur when elements or compounds combine and create new compounds. Elements are substances that contain only one type of atom and are represented by unique symbols on the periodic ...

Hydrogen is a highly combustible gas that, if produced in an environmentally friendly manner, can help the world meet its clean energy goals. The main impediment to producing hydrogen gas from water ...

The research progress of HEMs as the catalysts for electrochemical water electrolysis in terms of theoretical research, synthesis, and application. The specific properties of HEMs have profound ...

“The production of green hydrogen (H2) by converting sunlight using photovoltaics (PVs) to electrolyze and split water is a promising solution to these problems, since H2 has a very high gravimetric ...