Interactive long-form explainers

Deep, rigorous explorations of hard topics — with live 3D visualizations, interactive controls, and exercises. No fluff.

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Visualizations
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3D Scenes
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Exercises

Explorations

Quantum Mechanics

Dirac Notation — End to End

From kets and bras to Fourier transforms and the uncertainty principle. Interactive Bloch sphere, live inner products, operator actions, and 8 exercises.

~45 min read 10 interactive visualizations 3 × 3D scenes
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Quantum Mechanics

Spherical Harmonics & Legendre Functions

Interactive 3D visualizations of angular momentum eigenstates. Drag and rotate orbital shapes, explore Legendre polynomials, and build intuition for quantum angular structure.

~30 min read 6 interactive visualizations 3 × 3D scenes
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Quantum Mechanics

Harmonic Oscillator Time Evolution

Watch a wave function breathe. Interactive filmstrip of ψ(ε,t) = Aε²e^(-ε²/2) in the harmonic potential — eigenstate decomposition, parity conservation, and coherent states.

~25 min read 7 interactive visualizations 4 exercises
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Quantum Mechanics

Hydrogen Wave Functions

Interactive 3D isosurfaces of hydrogen orbitals. Explore probability density, radial nodes, quantum numbers n, l, m, and the shapes that build the periodic table.

~35 min read 4 interactive visualizations 1 × 3D scene
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Quantum Mechanics

Tensor Operators — The HierarchyNew

Scalars and vectors are just the beginning. Explore the infinite hierarchy of rank-k tensor operators, their transformation under rotations, ladder structure, and the Wigner-Eckart theorem.

~40 min read 8 interactive visualizations 1 × 3D scene
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Coming Soon

Tensor Products & Entanglement

Multi-qubit systems, Bell states, density matrices, and the EPR paradox — all visualized.

In development
Coming Soon

Path Integrals — Feynman's Way

The sum-over-histories formulation from scratch, with interactive path animations.

Planned