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Transverse Momentum and Spin in the Evanescent Wave above a Prism

Caption: Transverse force and torque on a particle in evanescent field generated from a total internal reflection in a glass prism. These reveal the presence of the transverse momentum and spin in the evanescent wave above the prism.

Credit: RIKEN

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Related news release: Extraordinary momentum and spin discovered in evanescent light waves

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