Fig. 8: The measured THz Bessel beams generated for different ΔLx: -6 μm (a1-d1) and -56 μm (a2-d2). | Nature Communications

Fig. 8: The measured THz Bessel beams generated for different ΔLx: -6 μm (a1-d1) and -56 μm (a2-d2).

From: A universal and versatile terahertz field manipulation mechanism by manipulating near-infrared phases with a dislocation scheme

Fig. 8

a1, a2 THz transverse spatial intensity distributions, b1, b2 THz 1D transverse intensity distributions along horizontal direction, c1, c2 1D axial THz intensity, d1, d2 the peak intensity of THz rings in (c1, c2) with different propagation distances.

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