Patent ID: 11873578
Assignee: SUMITOMO CHEMICAL COMPANY LIMITED
Field: Semiconductors (Electrical engineering)
Classification: CPC C  H | IPC C  H

Claim 1:
2. The method for manufacturing a nitride semiconductor substrate according to claim 1,
wherein, in the step of preparing the base substrate, a substrate constituted by a single crystal that is represented by a composition formula RAO3 (MO)n is prepared as the base substrate, R representing a trivalent element that is at least any one of Sc, In, Y, and a lanthanoid series element, A representing a trivalent element that is at least any one of Fe(III), Ga, and Al, M representing a divalent element that is at least any one of Mg, Mn, Fe(II), Co, Cu, Zn, and Cd, and n representing an integer greater than or equal to 1.