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. 2019 Nov 22;5(11):eaax7256. doi: 10.1126/sciadv.aax7256

Fig. 3. Fast bonding on Zr-based metallic glass surfaces created by ultrasonic vibration.

Fig. 3

(A) Schematic diagram to fabricate the BMG by ultrasonic vibrations. (B) Displacement of the sonotrode during the constant vibration. (C) Magnification of (B). (D) Photograph of the ribbon feedstock. (E) Photograph of the bulk Zr-based rod (diameter, 5 mm; height, 3 mm) fabricated from the ribbon feedstock. (F) Density comparison between as-cast and ultrasonically bonded BMGs of different systems. (G) Hardness comparison between as-cast and ultrasonically bonded BMGs of different systems. Photo credit: Jiang Ma, Shenzhen University.