Ideas in this flowchart

• Nature of Light and Electrons
• Light and Electromagnetic Interaction
• Electrons Absorb Energy
• Electrons Reach Excited State
• Radiation of Different Frequencies
• Protons and Electromagnetic Radiation
• Light as Probability Wave
• Photon Wave Packets
• Electron Movement and Interaction
• Electron Travels Straight Path
• Electron Field Couples with Photon Field
• Oscillations Change in Atom
• Electron Drops Energy Levels
• Photon Emission
• Conservation of Momentum
• Vertex Interaction Point
• Photon Absorption by Another Electron
• Kinked Electron Paths
• Fine Structure Constant