Dynamics of a central electron spin coupled to an anti-ferromagnetic spin bath driven by a variable magnetic field in the Landau-Zener scenarioGeorges Collince Fouokeng, Martin Tchoffo, Mathurin Esouague Ateuafack and Lukong Cornelius FaiEur. Phys. J. Plus, 129 7 (2014) 151DOI: https://doi.org/10.1140/epjp/i2014-14151-x