K. Saito;H. Nakamura;S. Sugimoto;M. Okada;M. Homma
{"title":"Microstructural Changes with N Content in Sm-Fe-N Alloys","authors":"K. Saito;H. Nakamura;S. Sugimoto;M. Okada;M. Homma","doi":"10.1109/TJMJ.1994.4565983","DOIUrl":null,"url":null,"abstract":"The microstructures of Sm\n<sub>2</sub>\nFe\n<sub>17</sub>\nN\n<sub>x</sub>\n (0≪x≪6) powders were observed by transmission electron microscopy (TEM). Sm\n<sub>2</sub>\nFe\n<sub>17</sub>\nN\n<sub>23</sub>\n powders nitrided in N\n<sub>2</sub>\n gas have high dislocation densities due to lattice expansion. Sm\n<sub>2</sub>\nFe\n<sub>17</sub>\nN\n<sub>x</sub>\n powders nitrided in a mixture of NH\n<sub>3</sub>\n and H\n<sub>2</sub>\n gases (3≪x≪6) have cell-like structures. The dislocation density increases and the cell diameter decreases with increasing N content, and Sm\n<sub>2</sub>\nFe\n<sub>17</sub>\nN\n<sub>5.9</sub>\n powders consist of 30 to 50 nm in diameter Sm\n<sub>2</sub>\nFe\n<sub>17</sub>\nN\n<sub>x</sub>\n microcrystalline grains surrounded by an amorphous phase. Sm\n<sub>2</sub>\nFe\n<sub>17</sub>\n powders nitrided above 600°C dissociate into SmN and α-Fe phases with characteristic sizes of 10 to 20 nm.","PeriodicalId":100647,"journal":{"name":"IEEE Translation Journal on Magnetics in Japan","volume":"9 6","pages":"218-222"},"PeriodicalIF":0.0000,"publicationDate":"1994-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1109/TJMJ.1994.4565983","citationCount":"6","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"IEEE Translation Journal on Magnetics in Japan","FirstCategoryId":"1085","ListUrlMain":"https://ieeexplore.ieee.org/document/4565983/","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 6
Abstract
The microstructures of Sm
2
Fe
17
N
x
(0≪x≪6) powders were observed by transmission electron microscopy (TEM). Sm
2
Fe
17
N
23
powders nitrided in N
2
gas have high dislocation densities due to lattice expansion. Sm
2
Fe
17
N
x
powders nitrided in a mixture of NH
3
and H
2
gases (3≪x≪6) have cell-like structures. The dislocation density increases and the cell diameter decreases with increasing N content, and Sm
2
Fe
17
N
5.9
powders consist of 30 to 50 nm in diameter Sm
2
Fe
17
N
x
microcrystalline grains surrounded by an amorphous phase. Sm
2
Fe
17
powders nitrided above 600°C dissociate into SmN and α-Fe phases with characteristic sizes of 10 to 20 nm.
京公网安备 11010802042870号
京ICP备2023020795号-1
分享
求助内容：
应助结果提醒方式：
扫码关注我们
