Disordered quantum walks in two-dimensional lattices plink

Zhang Rong^a),^b), Xu Yun-Qiu^b), Xue Peng^a),^c)†

Fig. 4. The distributions of 2D QW with point disorder e i #cod#x003D5; #cod#x003D5;=#cod#x003C0; at two symmetric positions 1,1 and #cod#x2013;1,#cod#x2013;1 for different entangled initial coin states: a , b , c , and d .