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In direct systems, the fuel is synthesised directly at the point of light absorption. This means that the sun's energy is utilised directly to produce the fuel. In indirect systems, on the other hand, ...

There are various things we need for survival. Like water, food and energy. On the last point, our primary source of energy is the Sun, but our relationship with it can only be described as delicate.

Radiation is the transfer of heat energy from a region of high temperature to a region of low temperature by infrared radiation. Unlike conduction and convection, radiation takes place without the ...

Heat transfer between objects a few molecules apart is 100x higher than predicted, confirmed by new data. Cause unknown but key for nanoscale temperature control. (Nanowerk News) More heat is ...