Tag Archives: sunlight

A stirring-free photoelectrochemical cell for solar hydrogen production

Direct conversion of solar energy to hydrogen via photoelectrochemical (PEC) water splitting is a promising approach to a sustainable-energy society, because hydrogen is storable, transportable, and can be converted to electricity without producing carbon dioxide. PEC cells

Too little sun-exposure in summer?

It is well known that UV rays are responsible for DNA damage in exposed cells: because of that, they are considered carcinogens for skin cells. In the last decades, frequent worldwide campaigns have advised people to avoid

Solar radiation reduces endurance exercise performance in a hot environment

Environmental conditions have a large influence on the development of fatigue during physical activity and exercise . High ambient temperature reduces endurance exercise performance compared with moderate and low ambient temperature . Moreover , in a hot

Fuel from sunlight and the new energy economy

Hydrogen is a clean-burning fuel that is gaining increasing attention as the renewable energy economy continues to evolve. Hydrogen fuel stations appearing in California and the release of a commercial fuel-cell vehicle in mid-2015 by Toyota are