Compounds of the formula [Ln(pd)<sub>3</sub>(py)<sub>2</sub>] where Ln=La~Yb and Y except Pm and Tin,Hpd (=2,4-pentanedione) and py (=pyridine) have been synthesised and
A series of magnetic properties of Tm<sub>2</sub>Fe<sub>14</sub>B are explained quantitatively by the calculations based on thesingle ion model. The magnetic pr