Selective excitation of multipolar surface plasmon in a graphene-coated dielectric particle by Laguerre Gaussian beam
Modal profile of cross section fps(ρ) of LG beam of order p = 5, s = 5: (a) exp(isθ), (b) cos(sθ). Beam waist ω0 = 5 μm.
Selective excitation of multipolar surface plasmon in a graphene-coated dielectric particle by Laguerre Gaussian beam |
Modal profile of cross section fps(ρ) of LG beam of order p = 5, s = 5: (a) exp(isθ), (b) cos(sθ). Beam waist ω0 = 5 μm. |
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