i am looking for the papers a bout nd-fe-b alloy
What do you want to know? There are at least many hundreds of papers published on NdFeB synthesis and characterization.
i want a papers published on the magnetic properties of nd-fe-B ALLOY
Still several hundreds out there, but if I had to suggest a couple, they would be these:
Herbst et al, Phys Rev B 29, 4176 (1984)
Haskel et al, Phys Rev Lett 95, 217207 (2005)
Separate names with a comma.