Simulations
Interactive experiments — explore physics and chemistry right in your browser.
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intermediate electron configurationquantum numbers
Orbital Architect
Build atoms by filling electron orbitals. A gamified quantum chemistry puzzle where aufbau, Pauli exclusion, and Hund's rule are the game mechanics.
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beginner normal modesharmonic oscillator
VibeScope
Real-time 3D molecular vibration visualization. Select a molecule, pick a vibrational mode, and watch atoms oscillate.
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beginner normal modessymmetry
Normal Mode Explorer
Decompose molecular vibrations into individual normal modes. See how each mode contributes to the total vibrational motion.
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advanced inverse vibrational problemVIB
Spectrum-to-Structure
Input a vibrational spectrum and watch as an ML model predicts the most likely molecular structure in 3D.
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intermediate point groupscharacter tables
Symmetry Explorer
Visualize molecular point groups, symmetry operations, and character tables. Learn how symmetry determines selection rules.