Study of passively stable, fully detached divertor plasma regimes attained in innovative long-legged divertor configurations. - M.V. Umansky; B. LaBombard; D. Brunner; T. Golfinopoulos; A.Q. Kuang; M.E. Rensink; J.L. Terry; M. Wigram; D.G. Whyte (Nuclear Fusion, 2020)