Optical Detection of Lasers with Near-term Technology at Interstellar Distances
Authors: James R. Clark
2018 The Astrophysical Journal86797.
Provider: AAS Journals
Caption: Figure 7.
Detectable zone width vs. effective beam waist for beams transmitted from Prox Cen b to Earth. The vertical dashed lines mark the nominal diameter of the ELT (left) and DE-STAR (right).