Laser cooling with Tm3+-doped nano-crystals of oxy-fluoride glass ceramic

2012 ◽  
Author(s):  
Galina Nemova ◽  
Raman Kashyap
2017 ◽  
Vol 7 (6) ◽  
pp. 1980 ◽  
Author(s):  
Kummara Venkata Krishnaiah ◽  
Yannick Ledemi ◽  
Cécile Genevois ◽  
Emmanuel Veron ◽  
Xavier Sauvage ◽  
...  

1995 ◽  
Vol 188 (3) ◽  
pp. 285-288 ◽  
Author(s):  
John M. Jewell ◽  
E. Joseph Friebele ◽  
Ishwar D. Aggarwal

Author(s):  
Kummara Venkata Krishnaiah ◽  
Yannick Ledemi ◽  
Elton Soares de Lima Filho ◽  
Galina Nemova ◽  
Younes Messaddeq ◽  
...  

Author(s):  
T.R. Dinger ◽  
G. Thomas

The use of Si3N4, alloys for high temperature, high stress structural applications has prompted numerous studies of the oxynitride glasses which exist as intergranular phases in their microstructures. Oxynitride glasses have been investigated recently in their bulk form in order to understand their crystallization behavior for subsequent Si3N4 applications and to investigate their worth as glass-ceramic precursors. This research investigates the crystallization sequence of a glass having a normalized composition of Y26Si30Al11 ON11 and lying in the A1N-Y2O3-SiO2 section of the Y-Si-Al-O-N system. Such glasses exist as intergranular phases in the technologically important Y2O3/Al2O3-fluxed Si3N4 alloys.


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