权利要求：
WHAT IS CLAIMED IS:
1. A method for creating powder, the method comprising: delivering a source material having a first material composition; melting the source material to form a molten source material; vibrating a sub state structure, wherein the substrate structure includes a substrate material having a substrate material composition; applying the molten source material to the vibrating substrate structure to obtain a powder, wherein a portion of the substrate material is selectively added to the molten source material such that the powder has a second material composition different than the first material composition; and controlling the second material composition of the powder based on the first material composition and the substrate material composition.
2. The method of claim 1, wherein controlling the second material composition is further based on a grain structure of the substrate material.
3. The method of claim 1, wherein controlling the second material composition is further based on at least a delivery parameter of delivering the source material, a melt parameter of melting the source material, a vibration parameter of vibrating the substrate structure, or an application parameter of applying the molten source material.
4. The method of claim 3, wherein the delivery parameter includes at least a feed rate of the source material or a feed angle of the source material.
5. The method of claim 4, wherein the source material is in the form of a wire or a rod, and the delivery parameter includes at least the feed rate of the wire or the rod or the feed angle of the wire or the rod.
6. The method of claim 3, wherein the melting is performed by an energy beam or a plasma, and the melt parameter includes an energy of the energy beam or a temperature of the plasma.
7. The method of claim 3, wherein the vibration parameter includes at least an area of a vibrating surface of the substrate structure, a surface energy density of the substrate structure, a frequency of the vibrating, an amplitude of the vibrating, or a speed of the vibrating.
8. The method of claim 3, wherein the application parameter includes at least a density of the molten source material, a liquid velocity of the molten source material, a liquid flow rate of the molten source material, a liquid viscosity of the molten source material, or a surface tension of the molten source material.
9. The method of claim 1, wherein the second material composition includes the portion of the substrate material as a coating outside the powder.
10. The method of claim 1, wherein the second material composition includes the portion of the substrate material as a solute inside the powder.
11. The method of claim 1, wherein the first material composition includes a first element, and a composition of the substrate material includes the first element and a second element.
12. The method of claim 11, wherein controlling the second material composition is further based on a ratio of the second element to the first element in the composition of the substrate.
13. The method of claim 1, wherein the substrate material composition includes at least lithium, zinc, silver or magnesium.
14. The method of claim 1, wherein the substrate material composition includes aluminum.
15. The method of claim 14, wherein the substrate material composition further includes at least lithium, zinc, or magnesium.
16. The method of claim 1, wherein the first material composition includes at least copper or zirconium.
17. The method of claim 1, further comprising: forming a base material on a bottom surface of the substrate structure.
18. The method of claim 17, wherein the base material includes a material configured to dissipate heat generated by the molten source material.
19. The method of claim 18, wherein the base material includes copper.
20. An apparatus for making powder, the apparatus comprising: a substrate structure including a substate material having a substrate material composition; a vibrating device configured to vibrate the substrate structure; a heating device configured to melt a source material having a first material composition, wherein the source material forms a molten source material that is applied to the vibrating substrate structure to obtain a powder, wherein a portion of the substrate material is selectively added to the molten source material such that the powder has a second material composition different than the first material composition, and wherein the second material composition is controlled based on the first material composition and the substrate material composition; and a delivering device configured to deliver the source material to the heating device.
21. The apparatus of claim 20, wherein the second material composition is further controlled based on a grain structure of the substrate material.
22. The apparatus of claim 20, further comprising: a controller configured to control the second material composition further based on at least a delivery parameter of delivering device, a melt parameter of heating device, a vibration parameter of vibrating device, or an application parameter of the application of the molten source material to the vibrating substrate structure.
23. The apparatus of claim 22, wherein the delivery parameter includes at least a feed rate of the source material or a feed angle of the source material.
24. The apparatus of claim 23, wherein the source material is in the form of a wire or a rod, and the delivery parameter includes at least the feed rate of the wire or the rod or the feed angle of the wire or the rod.
25. The apparatus of claim 22, wherein the heating device is an energy beam or a plasma, and the melt parameter includes an energy of the energy beam or a temperature of the plasma.
26. The apparatus of claim 22, wherein the vibration parameter includes at least an area of a vibrating surface of the substrate structure, a surface energy density of the substrate structure, a frequency of the vibrating, an amplitude of the vibrating, or a speed of the vibrating.
27. The apparatus of claim 22, wherein the application parameter includes at least a density of the molten source material, a liquid velocity of the molten source material, a liquid flow rate of the molten source material, a liquid viscosity of the molten source material, or a surface tension of the molten source material.
28. The apparatus of claim 20, wherein the second material composition includes the portion of the substrate material as a coating outside the powder.
29. The apparatus of claim 20, wherein the second material composition includes the portion of the substrate material as a solute inside the powder.
30. The apparatus of claim 20, wherein the first material composition includes a first element, and a composition of the substrate material includes the first element and a second element.
31. The apparatus of claim 30, wherein the controller configured to control the second material composition is further based on a ratio of the second element to the first element in the composition of the substrate.
32. The apparatus of claim 20, wherein the substrate material composition includes at least lithium, zinc, silver or magnesium.
33. The apparatus of claim 20, wherein the substrate material composition includes aluminum.
34. The apparatus of claim 33, wherein the substrate material composition further includes at least lithium, zinc, or magnesium.
35. The apparatus of claim 20, wherein the first material composition includes at least copper or zirconium.
36. The apparatus of claim 20, further comprising: a base material on a bottom surface of the substrate structure.
37. The apparatus of claim 36, wherein the base material includes a material configured to dissipate heat generated by the molten source material.
38. The apparatus of claim 37, wherein the base material includes copper.