Formation of Ultrafine-Grained Ti₃Al on a Ti48Al2Cr2Nb Intermetallic Alloy Induced by Pulsed Electron Beam Treatment

Figure 3

Typical SEM images taken on the surface of the HCPEB treated samples under backscattered condition. (a) 5 pulses, low magnification; (b) 5 pulses, high magnification; (c) 20 pulses, low magnification; (d) 20 pulses, high magnification.

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(b)

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