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Mie Scattering Calculator

Compute scattering, extinction, and absorption cross-sections for spherical nanoparticles using exact Mie theory. Adjust parameters and see results in real time.

Parameters

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Mie theory gives exact solutions for light scattering by spherical particles. Cext = Csca + Cabs. Metals have complex ε, giving Cabs > 0.

Quantity
Decomposition
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Apparent color
scattered
transmitted
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Notes

References

  • [1]C. F. Bohren & D. R. Huffman, Absorption and Scattering of Light by Small Particles (Wiley, 1983).
  • [2]F. J. García de Abajo, Relativistic energy loss and induced photon emission in the interaction of a dielectric sphere with an external electron beam, Phys. Rev. B 59, 3095 (1999), doi:10.1103/PhysRevB.59.3095.
  • [3]P. E. Stamatopoulou, W. Zhao, A. Rodríguez Echarri, N. A. Mortensen, K. Busch, C. Tserkezis & C. Wolff, Electron beams traversing spherical nanoparticles: analytic and numerical treatment, Phys. Rev. Research 6, 013239 (2024), doi:10.1103/PhysRevResearch.6.013239.
  • [4]Optical constants: refractiveindex.info. Au, Ag: Johnson & Christy (1972); Si: Aspnes & Studna (1983); Al: Rakić (1995); TiO2: Sarkar et al. (2019).

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