Lackadaisical quantum walks on 2D grids with multiple marked vertices

Nikolajs Nahimovs, Raqueline A. M. Santos

Lackadaisical quantum walk (LQW) is a quantum analog of a classical lazy walk, where each vertex has a self-loop of weight $l$. For a regular $\sqrt{N}\times \sqrt{N}$ 2D grid LQW c…