Q4all

Experience Quantum Physics Interactively!

Introduction Icon

Introduction

Welcome to this interactive quantum physics site! Learn why this site exists and how to use it.

Quantum Lab Icon

Quantum Laboratory

Manipulate and measure photon spins in a virtual laboratory to explore entanglement, Bell's theorem, and more.

EM Spin Visualizer Icon

EM Spin Visualizer

Combine oscillations with amplitude and phase factors to experience how linear and circular polarization relate to complex numbers.

Bloch Sphere

Bloch Sphere

Apply transformations to a 1-qbit state and visualize them with a bloch sphere.

Quirk quantum circuit simulator

Quantum Circuit Simulator

Create and simulate your own quantum circuits with Quirk, a drag-and-drop quantum circuit simulator (exernal link).