Education · Open source

QT Lab

Mohit Vaidya

Interactive quantum mechanics wave-function simulator.

Download

Opens the official F-Droid page

QT Lab screenshot 1QT Lab screenshot 2QT Lab screenshot 3QT Lab screenshot 4

About QT Lab

QT Lab allows students, educators, and physics enthusiasts to explore quantum wave functions through real-time interactive numerical and analytical simulations.

It provides intuition for quantum phenomena—such as wave-packet dispersion, barrier tunneling, harmonic oscillation, and quantum interference—by rendering complex wave functions dynamically.

Features:

* Live Wave Function Visualization: View real and imaginary parts alongside probability density.

* Wave-Function Library: Load textbook cases like Free Gaussian packets, Infinite Wells, and Harmonic Oscillators.

* Interference Workbench: Build custom superpositions and tune amplitudes and phases.

* Material You Integration: Dynamic color theming that adapts to your device's wallpaper (Android 12+).

* 100% Free and Open Source.

Built with Flutter and Material 3.

What's new in 1.0.3

- Fix Infinite Square Well boundaries (x ∈ [-5, 5]) - Correct energy eigenvalues for standing waves - Add dynamic spatial differentiation for momentum expectation ⟨p⟩ - Add weighted energy expectation ⟨E⟩ for superpositions - Enhance probability density |ψ|² visuals with shading and legend - Add Material You dynamic color theming and custom Android 13+ monochrome launcher icons - Update app name to QT Lab

How to install QT Lab

  1. Tap Download — the app's official page on F-Droid opens.
  2. Install it with the F-Droid app (recommended, for automatic updates), or use the download button on that page.
  3. If Android asks, allow the F-Droid app or your browser to install apps, then tap Install.
  4. Open QT Lab from your app drawer.

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