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Systems and methods in accordance with embodiments of the invention fabricate objects including metallic glass-based materials using ultrasonic welding. In one embodiment, a method of fabricating an object that includes a metallic glass-based material includes: ultrasonically welding at least one ri

Systems and methods in accordance with embodiments of the invention fabricate objects including metallic glass-based materials using ultrasonic welding. In one embodiment, a method of fabricating an object that includes a metallic glass-based material includes: ultrasonically welding at least one ribbon to a surface; where at least one ribbon that is ultrasonically welded to a surface has a thickness of less than approximately 150 μm; and where at least one ribbon that is ultrasonically welded to a surface includes a metallic glass-based material.

대표청구항 ▼

1. A method of fabricating an object that includes a metallic glass-based material comprising: ultrasonically welding a first ribbon to a surface;ultrasonically welding at least a second ribbon to a surface;wherein at least the first ribbon or the second ribbon has a thickness of less than approxima

1. A method of fabricating an object that includes a metallic glass-based material comprising: ultrasonically welding a first ribbon to a surface;ultrasonically welding at least a second ribbon to a surface;wherein at least the first ribbon or the second ribbon has a thickness of less than approximately 150 μm; andwherein at least the first ribbon or the second ribbon comprises a metallic glass-based material;wherein each of the first ribbon and the at least second ribbon conforms to a geometry that is entirely defined by a flat face extruded through a thickness;wherein the ultrasonic welding of at least one ribbon to a surface results in the bonding of the majority of the surface area of the respective flat face to the surface; andwherein the ribbons ultrasonically welded to respective surfaces collectively define a desired shape in the object to be fabricated. 2. The method of claim 1, wherein at least one ribbon that is ultrasonically welded to a surface has a thickness of less than approximately 100 μm. 3. The method of claim 2, wherein the metallic glass-based material was formed by exposing its composition to a cooling rate of greater than approximately 106 K/s. 4. The method of claim 1, wherein the metallic glass-based material was formed by exposing its composition to a cooling rate of greater than approximately 104 K/s. 5. The method of claim 3, wherein at least one ribbon that is ultrasonically welded to a surface comprises a metallic glass-based material having a composition that is characterized by a critical casting thickness of greater than approximately 1 mm. 6. The method of claim 3, wherein at least one ribbon that is ultrasonically welded to a surface comprises a metallic glass-based material having a composition that is characterized by a temperature difference between its respective glass transition temperature and its crystallization temperature of greater than approximately 90° C. 7. The method of claim 3, wherein the metallic glass-based material is such that when the associated ribbon is ultrasonically welded to a surface, the adjoined surfaces exhibit less than 10% porosity. 8. The method of claim 3, wherein at least one ribbon that is ultrasonically welded to a surface comprises a metallic glass-based material, for which the most abundant constituent element is one of: Zr, Ti, Cu, Ce, Ni, Fe, La, Mg, Pd, Pt, Au, and Ag. 9. The method of claim 8, wherein at least one ribbon that is ultrasonically welded to a surface comprises a metallic glass-based material that is one of: Zr51Ti9Cu15Be25; Zr54Ti11Cu12.5Be22.5; Zr35Ti30Cu8.25Be26.75; Zr41.2Ti13.8Ni10Cu12.5Be22.5; Zr46.75Ti8.25Ni10Cu7.5Be27.5, Pd43Ni10Cu27P20; Pt60Ni15P25; Ce68Cu20Al10Nb2; Au49Ag5.5Pd2.3Cu26.9Si16.3; Pt57.5Cu14.7Ni5.3P22.5; Zr36.6Ti31.4Nb7Cu5.9Be19.1; Ti48Zr20V12Cu5Be15; and mixtures thereof. 10. The method of claim 3, wherein the ultrasonic welding of at least a second ribbon to a surface occurs subsequent to the ultrasonic welding of the first ribbon to a surface. 11. The method of claim 10, wherein at least one surface that either the first ribbon or the second ribbon is ultrasonically welded to comprises a metallic glass-based material. 12. The method of claim 10, wherein at least one surface that either the first ribbon or the second ribbon is ultrasonically welded to comprises a conventional crystalline metal. 13. The method of claim 10, further comprising removing portions of at least one ribbon that has been ultrasonically welded to a surface. 14. The method of claim 13, wherein removing portions of at least one ribbon is accomplished using a milling tool. 15. The method of claim 3, wherein at least one surface that a ribbon is ultrasonically welded to is flat. 16. The method of claim 3, wherein at least one surface that a ribbon is ultrasonically welded to includes curves. 17. The method of claim 3, wherein at least a plurality of ribbons are simultaneously ultrasonically welded together. 18. The method of claim 3, further comprising deforming the ultrasonically welded ribbon. 19. The method of claim 3, wherein the surface that a ribbon is ultrasonically welded to is the inner wall of a pipe, and wherein the metallic glass-based material is characterized by a reduced coefficient of friction relative to the inner wall of the pipe. 20. The method of claim 3, wherein the metallic glass-based material includes a precious metal. 21. The method of claim 20, wherein the precious metal is one of gold, silver, platinum, ruthenium, rhodium, palladium, osmium, iridium, and combinations thereof. 22. The method of claim 21, wherein each of a plurality of ribbons is ultrasonically welded to a surface, such that the aggregate of each of the plurality of ribbons forms a piece of jewelry. 23. The method of claim 22, wherein the formed piece of jewelry includes greater than approximately 90% precious metal, as measured by mass. 24. The method of claim 22, wherein the formed piece of jewelry includes greater than approximately 90% precious metal, as measured by atomic ratio. 25. The method of claim 22, wherein the formed piece of jewelry includes greater than approximately 95% precious metal, as measured by mass. 26. The method of claim 22, wherein the formed piece of jewelry includes greater than approximately 95% precious metal, as measured by atomic ratio.