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Both calculators run independently — change the inputs on either side to compare results.
Quantum
Hydrogen Atom Energy Levels Calculator
Computes hydrogen electron energy levels, transition energies, emitted wavelengths, and photon frequencies from two quantum numbers. Use it when studying the Bohr model, spectral series, or atomic emission spectra.
Fill in the required fields to see your result.
Quantum
Photon Energy and Frequency Calculator
Converts a photon's wavelength to its energy in joules or electron-volts, accounting for the refractive index of the medium. Use it when designing optical systems, LED devices, or studying light–matter interactions.
Fill in the required fields to see your result.
Key differences
| Hydrogen Atom Energy Levels Calculator | Photon Energy and Frequency Calculator | |
|---|---|---|
| Category | Quantum | Quantum |
| Inputs required | 3 | 3 |
| Result | Result (eV) | Photon Energy (eV) |
| What it does | Computes hydrogen electron energy levels, transition energies, emitted wavelengths, and photon frequencies from two quantum numbers. Use it when studying the Bohr model, spectral series, or atomic emission spectra. | Converts a photon's wavelength to its energy in joules or electron-volts, accounting for the refractive index of the medium. Use it when designing optical systems, LED devices, or studying light–matter interactions. |