Luminescence emission spectra in the temperature range of the structural phase transitions of Na2SO4

Author(s):  
V Correcher ◽  
J Garcia-Guinea ◽  
P Lopez-Arce ◽  
J.M Gomez-Ros
Author(s):  
B. Maximov ◽  
N. Bolotina ◽  
R. Tamazyan ◽  
H. Schulz

AbstractThe NaFor NTP crystals, the phase transition in the range 520K-540K is reduced to the disordering of the Na sublattice and gives rise to a symmetry from monoclinic (sp. gr.For NFP crystals, the phase transition in the same temperature range leads to a symmetry change from


1989 ◽  
Vol 70 (11) ◽  
pp. 1031-1034 ◽  
Author(s):  
L. Novaković ◽  
J. Dojčilović ◽  
M.M. Napijalo ◽  
M.Lj. Napijalo ◽  
D. Lazar ◽  
...  

1990 ◽  
Vol 76 (2) ◽  
pp. 73-77 ◽  
Author(s):  
L. Novaković ◽  
J. Dojčilović ◽  
M.N. Napijalo ◽  
M.Lj. Napijalo ◽  
D. Lazar ◽  
...  

1986 ◽  
Vol 96 (1) ◽  
pp. 25-31 ◽  
Author(s):  
A. M. Balagurov ◽  
B. Mroz ◽  
N. C. Popa ◽  
B. N. Savenko

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