FIGURE 3. Electron microscope image of structure (a, b) and a histogram of grain size distribution (c) for the ultrafinegrained Ti-6Al-4V alloy: (a) bright-field image and microdiffraction pattern; (b) dark-field image

FIGURE 3. Electron microscope image of structure (a, b) and a histogram of grain size distribution (c) for the ultrafinegrained
Ti-6Al-4V alloy: (a) bright-field image and microdiffraction pattern; (b) dark-field image