Figure 1

Microstructure and schematic illustration of loading mode in Ti55531 alloy pillars before deformation. (a) Schematic illustration of Ti55531 alloy pillars containing nanoscale α phase in β matrix subjected to compressive loading. (b) SEM morphology. (c) The fabricated micropillar and loading direction. (d) Bright-field image of substructure. (e) Dark-field image of substructure.