2 , four hydrogen ions (H + ), and four electrons.At each step along the way, photons of light interact with the OEC, changing the number of electrons the manganese atoms have and making them more ...

The hydrogen bond forms between the hydrogen attached to the red oxygen and the nitrogen atom. A few more images, of the molecules with different hydrogen bond connections: Zhang, et. al, Science ...

AN ATOM'S electrons are an ever-shifting quantum melee, but it turns out you can still take their photograph as if they were standing still. A quantum-style microscope has imaged the hydrogen atom ...