Trapped air prevents heat loss by conduction and convection. Radiation is the transfer of heat energy from a region of high temperature to a region of low temperature by infrared radiation.

Radiative heat transfer is one of the most critical energy transfer mechanisms in nature. However, traditional blackbody radiation, due to its inherent characteristics, such as its non-directional ...

Heat usually follows a predictable path—spreading outward from a hot source until it dissipates evenly. But in some exotic ...