# Electricity and Magnetism > [[math MOC]], [[Math & Electron Optics]], [[Technical Knowledge MOC]], #Technical_MOC, #MOC [[Maxwell's Equations]] [[Electromagnetic waves]] [[Math & Electron Optics]] [[Lenz's Law]] [[Lorentz force]] ## Fields [[What is a field?]] [[electromagnetic field simulation]] [[Maximum electric fields for different geometries]] ## the tiny things [[electrons]] [[insulators vs conductors vs semiconductors]] ## The Big Things - [[Grid Scale Superconducting Energy Storage Systems ]] ## Tools [[Current Measurement Techniques]] [[Eddy Current Probe]] [[Direct Multipixel Imaging and Spectroscopy of an Exoplanet with a Solar Gravitational Lens]]