Figure 1

2D distributions of (a) the intensity and (b) the phase for an \(\ell =20\) aOV beam at \(z=0\). The asymmetry parameter is \([\text {Im}(x_\text {s}), \text {Im}(y_\text {s})]=[-w_0/2, 0]\). The propagation of the beam is depicted in (c).

2D distributions of (a) the intensity and (b) the phase for an \(\ell =20\) aOV beam at \(z=0\). The asymmetry parameter is \([\text {Im}(x_\text {s}), \text {Im}(y_\text {s})]=[-w_0/2, 0]\). The propagation of the beam is depicted in (c).