1 Common rashes include eczema, poison ivy, hives, and athlete's foot. 2  Infections that cause rashes may be fungal, bacterial, parasitic, or viral.  Over-the-counter products may be helpful treatments for many skin rashes.
The conditions under which this process occurs happen in two ways. According to the Cornell Center for... Atoms emit a photon when an electron falls from a high-energy state to a low-energy state. The conditions under which this process occurs happen in two ways. According to the Cornell Center for...
Then they fired photons into the atom cloud. The photons, elements of light, did not shoot through at the speed of light but acted a little like regular matter instead. They bumped into the atoms in a way similar to the way regular matter would. In the process, the photons slowed down enough to bump into each other and bond into molecules. It was a first.