
Keywords: پراش اشعه X زاویه گسترده; HMT; heat-moisture treatment; PS (control); native potato starch; SS; superheated steam; PS-100PS-120, PS-140, and PS-160; represent the PS treated by 100, 120, 140 and 160â¯Â°C of SS for 1â¯h respectively; SEM; scanning electron microscopy; PLM; polari