Charge transfer in mixed-valence solids. Part 9. Preparation, characterization, and optical spectroscopy of the mixed-valence mineral voltaite [aluminium pentairon(II) tri-iron(III) dipotassium dodecasulphate 18-hydrate] and its solid solutions with cadmium(II)

Author(s):  
David Beveridge ◽  
Peter Day
2016 ◽  
Vol 169 ◽  
pp. 641-644 ◽  
Author(s):  
V.I. Sokolov ◽  
V.A. Pustovarov ◽  
V.N. Churmanov ◽  
N.B. Gruzdev ◽  
M.A. Uimin ◽  
...  

1987 ◽  
Vol 19 (1-3) ◽  
pp. 907-910 ◽  
Author(s):  
Y. Wada ◽  
T. Mitani ◽  
M. Yamashita ◽  
T. Koda

2002 ◽  
Vol 45 (8) ◽  
pp. 819-846 ◽  
Author(s):  
Boris A Volkov ◽  
Ludmila I Ryabova ◽  
Dmitrii R Khokhlov

1997 ◽  
Vol 104 (11) ◽  
pp. 705-708 ◽  
Author(s):  
H. Mizoguchi ◽  
H. Kawazoe ◽  
H. Hosono ◽  
S. Fujitsu

2022 ◽  
Vol 64 (1) ◽  
pp. 105
Author(s):  
С.З. Шмурак ◽  
В.В. Кедров ◽  
А.П. Киселев ◽  
Т.Н. Фурсова ◽  
И.И. Зверькова

The structure, IR, luminescence, and luminescence excitation spectra of Ce3+, Tb3+, and Eu3+ ions in Lu1−2xCexEuхBO3 and Lu0.91−2xCexTb0.09EuхBO3 solid solutions were studied. The minimum "threshold" distance between Ce3+ and Eu3+ ions was estimated, at which there is no charge transfer between these ions, leading to the quenching of Ce3+ and Eu3+ luminescence. It is shown that in Lu0.91−2xCexTb0.09EuхBO3 compounds, the range of Ce and Eu concentrations of 0.2 – 0.25 at. % is optimal for obtaining the maximum luminous intensity of this compound.


2006 ◽  
Vol 2006 (6) ◽  
pp. 1198-1207 ◽  
Author(s):  
Miho Itoi ◽  
Yuuki Ono ◽  
Norimichi Kojima ◽  
Kenichi Kato ◽  
Keiichi Osaka ◽  
...  

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