Just about everyone knows that water is H2O, meaning two hydrogen atoms and one oxygen atom. What might surprise ... a high-vacuum transmission electron microscope. It is very complex and requires ...

Scanning transmission electron microscopy experiments have uncovered the structural changes a ruthenium catalyst undergoes ...

The slideshow shows how a covalent bond forms between a hydrogen atom and a chlorine atom ... too small to see even with the strongest light microscope. Some electron microscopes can produce ...