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Photoelectric EffectSimulate Einstein's Nobel Prize discovery: shine light on a metal surface and watch… Faraday's Law of InductionDrag a bar magnet through a coil of wire and watch the induced EMF ε = −N dΦ/dt in real… Lightning Bolt GeneratorGrow fractal electric discharge paths using the Dielectric Breakdown Model (DBM). Adjust… RLC Circuit ResonanceExplore free oscillations and driven resonance in a series RLC circuit. Visualise charge… EM Wave Simulator (FDTD)Maxwell's curl equations solved on a 2D Yee grid (FDTD method, TM mode). Watch EM wave… Lorentz Force — Charged Particle in EM FieldsNewRK4 integrator for F = q(E + v×B). Explore cyclotron motion, E×B drift, cycloid, and… Eddy CurrentsNewDrop a neodymium magnet through a conducting tube and watch electromagnetic braking in… TransformerNewInteractive ideal transformer with animated primary and secondary coils, magnetic flux… Plasma — Ionized GasSimulate ionized gas plasma: charged particles interact via Coulomb forces and Lorentz… Static Electricity — Triboelectric ChargingExplore static electricity: rub materials together via the triboelectric effect, watch… Radio Wave PropagationExplore how radio waves travel: ionospheric refraction bends HF sky waves back to Earth,… Feynman Diagrams — QEDAnimated Feynman diagram explorer for quantum electrodynamics. Visualise Møller scattering,… Debye Shielding — Plasma ScreeningDrop a test charge into a plasma and see mobile electrons swarm it, cutting the Coulomb… Kelvin-Helmholtz InstabilityShear two fluid layers past each other and watch the interface roll into the billows and… Tokamak — Magnetic Confinement FusionBalance toroidal and poloidal fields in a tokamak, follow Larmor orbits and Poincare maps,… Maxwell WavesNewE and B fields oscillate perpendicular to each other and to the direction of travel — toggle… Electromagnetic Induction — Faraday's Law & Lenz's LawA moving bar magnet drives a galvanometer needle as it induces EMF in a coil — Lenz's law… Faraday's LawNewMove a magnet through a coil and watch the induced EMF track the rate of flux change,… Hall EffectNewPass current through a conductor in a magnetic field and watch charges pile on one edge,… Hysteresis LoopNewSweep an applied field through a ferromagnet and trace the B-H loop, reading off remanence,… Magnetic DomainsRun an Ising lattice of spins to see Weiss domains form and domain walls sweep under an… Magnetic LevitationCool a superconductor under a magnet and see the Meissner effect and flux pinning hold it… Spin PrecessionTip nuclear spins with an RF pulse and watch Larmor precession decay through T1 and T2… Debye ScreeningNewElectrons swarm into a screening cloud around a central ion — tune temperature and density… Skin EffectNewSee how AC current concentrates near the surface of a conductor. Interactive heatmap shows… Lichtenberg FiguresNewDielectric breakdown grows fractal branches: solve Laplace's equation, then add cluster… Plasma GlobeNewTesla plasma globe — glowing electric filaments arc from the centre to the glass and follow… Plasma WaveNewTune electron density and wave vector k to watch Landau damping eat away at a wave riding… Electromagnetic WaveNewAdjust wavelength, amplitude and speed to reshape a travelling wave — toggle the B field on… RLC Resonance — Driven Electrical OscillatorNewA resistor, inductor and capacitor driven by AC current resonate at f₀=1/(2π√LC). At… Antenna Radiation — Dipole Field PatternsNewAn oscillating dipole radiates electromagnetic waves in a doughnut-shaped pattern, with no… Electromagnetic Shielding & Faraday CageNewA conductive shell redistributes charges to cancel the internal field. Skin depth δ =…