Synthesis and crystallographic data of some rare earth–iron borates

1968 ◽  
Vol 1 (5) ◽  
pp. 318-319 ◽  
Author(s):  
J.-C. Joubert ◽  
W. B. White ◽  
R. Roy
JETP Letters ◽  
2011 ◽  
Vol 94 (4) ◽  
pp. 294-300 ◽  
Author(s):  
A. M. Kuz’menko ◽  
A. A. Mukhin ◽  
V. Yu. Ivanov ◽  
A. M. Kadomtseva ◽  
L. N. Bezmaternykh

Nature ◽  
1966 ◽  
Vol 210 (5041) ◽  
pp. 1148-1149 ◽  
Author(s):  
GORDON S. SMITH ◽  
A. G. THARP ◽  
QUINTIN JOHNSON

2007 ◽  
Vol 71 (11) ◽  
pp. 1563-1565 ◽  
Author(s):  
E. P. Chukalina ◽  
T. N. Stanislavchuk ◽  
M. N. Popova ◽  
L. N. Bezmaternykh ◽  
I. A. Gudim

1975 ◽  
Vol 10 (2) ◽  
pp. 153-156 ◽  
Author(s):  
T. Takahashi ◽  
O. Yamada ◽  
K. Ametani
Keyword(s):  

2003 ◽  
Vol 172 (2) ◽  
pp. 438-445 ◽  
Author(s):  
Yukio Hinatsu ◽  
Yoshihiro Doi ◽  
Kentaro Ito ◽  
Makoto Wakeshima ◽  
Abdolali Alemi

2012 ◽  
Vol 190 ◽  
pp. 269-272 ◽  
Author(s):  
A.M. Kuzmenko ◽  
A.A. Mukhin ◽  
V.Y. Ivanov ◽  
L.N. Bezmaternikh

Various resonance modes were observed in the transmission spectra of rare-earth iron borates RFe3(BO3)4 (R = Nd3+, Sm3+, Gd3+) at the frequency range 100-600 GHz, which were attributed to collective magnetic excitations in the exchange coupled Fe-and R-subsystems, i.e. antiferromagnetic (Fe) resonance and electron transitions in the R-ions. Strong interaction of the Fe and R oscillations was revealed and theoretically analyzed taking into account feature of the R-ion ground state. Intensities of the coupled modes (contributions to magnetic permeability) strongly depend on a difference of Fe and R ions g-factors that allows defining the sign of the latter. In particular, an appreciable intensity of exchange (Nd) modes in NdFe3(BO3)4 is caused by gNd,|| < 0 whereas in GdFe3(BO3)4 with gGd gFe 2 the exchange (Gd) modes were hided due to compensation of Fe and Gd contributions. In SmFe3(BO3)4, despite a negligible Sm g-factor, the Sm modes were clear observed due to their excitation via coupling with the Fe-subsystem.


1966 ◽  
Vol 21 (6) ◽  
pp. 1012-1013 ◽  
Author(s):  
E. J. Graeber ◽  
G. H. Conrad ◽  
S. F. Duliere

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