Create ultracold polar molecules 87rb 40K Fermions Bosons 2 bound state in'closed'! colliding atoms in"open"channe OToYo ov=0,N=0,J=0 Inter-nuclear distance RCreate ultracold polar molecules w1 w2 3S 1S 3S 1P Inter-nuclear distance R Energy v = 0, N = 0, J = 0 6000 K