A black body

• Resources Structure
• A level
• Physics
• XX. Atomic physics
• 99. Radiation of objects

• Exam Specifications
• A Level
• AQA GCE AS/A Physics A (5451/6451)
• AS Module 1 Particles, Radiation and Quantum Phenomena
• 2. Electromagnetic radiation and quantum phenomena
• Refraction at a plane surface
• The photoelectric effect
• Collisions of electrons with atoms Ionisation, excitation
• Energy levels, photon emission
• Wave-particle duality
• A2 Module 8 Optional Component Turning Points in Physics
• 1. The Discovery of the electron
• Cathode rays
• Thermionic emission of electrons
• Determination of the specific charge of an electron, e / m by any one method
• Principle of Millikanís determination of Q
• Significance of Millikanís results
• 2. Wave particle duality
• The discovery of photoelectricity
• Wave particle duality
• Electron microscopes
• Newtonís corpuscular theory of light
• Significance of Youngís double slits experiment
• Electromagnetic waves
• AQA GCE AS/A Physics B (5456/6456)
• IV. A2 Module 4 Further Physics
• 8. Quantum Phenomena
• Waves and particles
• Evidence for electrons as particles with mass and charge
• Photon model of electromagnetic radiation
• Photoelectric effect, including work function W
• Line spectrum of atomic hydrogen as evidence for discrete energy levels
• Lasers
• Particle diffraction. Wave-particle duality
• De Broglie wavelength
• Experimental evidence for wave behaviour of particles; electron diffraction and interference
• Significance of amplitude of the de Broglie wave
• Simple approach to prediction of energy levels

body, black, cavity, rays, direction, a black body