Bohr quantized the atom… An atom has a set of energy levels Some (but not all) occupied by electrons Not really dealing with isolated atoms, but 3D solids.
1 Process Analytic Division Revolutionary Innovations in Continuous Emissions Monitoring Systems (CEMS) November 10, 2004.
National Water Quality Monitoring Council Recent Activities and Accomplishments: An Update for ACWI September, 2004.
Lead in A story about a great traveller A story about a great traveller: