🧲 Pulsed NMR Bloch Sphere: FID and Hahn Spin Echo (2D view)

2D Bloch-sphere view of pulsed NMR: a 90-degree RF pulse tips the spins, the signal dephases (FID) and a 180-degree pulse refocuses an echo. Same rotating-frame Bloch ensemble as the 3D page, with pulse, T2 and echo checks.

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install