I-Halbach array sisakhiwo semagnethi, esisisakhiwo esifanelekileyo kubunjineli.Injongo kukuvelisa eyona ndawo inamandla yemagnethi enelona nani lincinci lemagnethi.Ngomnyaka we-1979, xa uKlaus Halbach, umphengululi waseMelika, eqhuba iimvavanyo zokukhawulezisa i-electron, wafumana esi sakhiwo sikhethekileyo samagnetic esisisigxina, saphucula ngokuthe ngcembe esi sakhiwo, kwaye ekugqibeleni wenza into ebizwa ngokuba yi-magnetic "Halbach".