公开(公告)号：US20230257274A1

公开(公告)日：2023-08-17

申请号：US18012889

申请日：2020-12-24

Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Jong-Beom Baek ,  Seok-Jin Kim ,  Gao-Feng Han

IPC: C01C1/04 ,  B01J23/745 ,  B01J35/02

CPC classification number: C01C1/0405 ,  B01J23/745 ,  B01J35/023

Abstract: A mechanochemical ammonia synthesis method according to an embodiment includes: (a) ball-milling Fe particles with balls under a nitrogen (N2) atmosphere; and (b) ball-milling the Fe particles ball-milled under the nitrogen (N2) atmosphere, with balls under a hydrogen (H2) atmosphere.