Observation of the rotational doppler effect for optical beams with helical wave front using spiral zone plate |
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| Authors: | I V Basistiy A Ya Bekshaev M V Vasnetsov V V Slyusar M S Soskin |
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| Institution: | (1) Institute of Physics, National Academy of Sciences of Ukraine, Kiev, 03039, Ukraine;(2) Mechnikov National University, Odessa, 65026, Ukraine |
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| Abstract: | A rotating spiral zone plate was used to implement and measure the rotational Doppler effect for plane-polarized optical beams with helical wave front (optical vortices). The frequency shift was analyzed in terms of energy exchange between the beams and moving optical elements. |
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