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A photon energy calculator uses Planck's equation (E = hf = hc/λ) to determine the energy of a photon at a given frequency or wavelength. A visible light photon (550 nm green light) has energy of 3.6 × 10⁻¹⁹ joules (2.25 eV). Higher-energy photons (UV, X-rays) cause more biological damage.
Guide étape par étape
- 1Enter your data
- 2System calculates
Exemples résolus
Entrée
Enter the required values
Résultat
Result computed by the formula
Erreurs courantes à éviter
- ✕Inaccurate inputs
- ✕Outdated assumptions
Questions fréquentes
What does this calculator do?
Enter your data
How do I use this calculator?
System calculates
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