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. 2016 Nov 22;6:37409. doi: 10.1038/srep37409

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(a) Amplitude of reflective coefficients for element “0” with co-polarization (Am._Rxx,0). (b) Amplitude of reflective coefficients for element “0” with cross-polarization (Am._Rxy,0). (c) Angle of reflective coefficients for element “0” with cross-polarization (Ph._Rxy,0) (d) Phase difference between the element “0” and element “1” with the azimuthal angle shifted from 0 deg to 90 deg.