Expand all + Photoelectric Effect 7A10.10 - Photoelectric Effect in Aluminum 7A10.12 - Photoelectric Charging 7A10.16 - Photoelectric Effect with Neon Lamp 7A10.30 - Stopping Potential 7A10.40 - Solar Cells 7A10.99 - Fox Trot Cartoon + Band Gaps 7A30.10 - Cooling LEDs with Liquid Nitrogen + Wave Mechanics 7A50.40 - Vibrating Circular Wire + X-Ray and Electron Diffraction 7A60.10 - Electron Diffraction 7A60.15 - Miller Indices 7A60.25 - Optical Analog of X-Ray Diffraction - DNA 7A60.50 - Microwave Bragg Diffraction + Condensed Matter 7A70.20 - Quantum Levitation and Flux Pinning