Temperature dependence of Laser Induced Fluorescence in molten LiF-NaF-KF eutectic using Tb3+, Eu3+, and Dy3+

2021 ◽  
pp. 118641
Author(s):  
Daniel Orea ◽  
Luma Al-Mahbobi ◽  
Rodolfo Vaghetto ◽  
Yassin Hassan
2019 ◽  
Vol 44 ◽  
pp. 101719 ◽  
Author(s):  
S.S. Voznesenskiy ◽  
E.L. Gamayunov ◽  
A.Yu. Popik ◽  
Zh.V. Markina ◽  
T.Yu. Orlova

Author(s):  
B. W. Noel ◽  
H. M. Borella ◽  
W. Lewis ◽  
W. D. Turley ◽  
D. L. Beshears ◽  
...  

The results of a field test in a commercial turbine engine showed that we can remotely measure the temperature of engine components in operating engines using thermographic phosphors. The remote-measurement method exploits the temperature dependence of the characteristic decay time of the laser-induced fluorescence of thermographic phosphors. This paper summarizes recent work leading up to and including a successful test of the thermographic-phosphor method in an operating turbine engine.


2018 ◽  
Vol 20 (47) ◽  
pp. 29669-29676 ◽  
Author(s):  
Yiqiang Liu ◽  
Cangtao Yin ◽  
Mica C. Smith ◽  
Siyue Liu ◽  
Maodu Chen ◽  
...  

The negative temperature dependence of the rate coefficient for CH2OO + NH3 reaction was observed using an OH laser-induced fluorescence method.


2011 ◽  
Vol 501 (4-6) ◽  
pp. 300-303 ◽  
Author(s):  
E.C. Jung ◽  
S.-E. Bae ◽  
W. Cha ◽  
I.A. Bae ◽  
Y.J. Park ◽  
...  

1980 ◽  
Vol 73 (8) ◽  
pp. 3560-3567 ◽  
Author(s):  
W. W. Rice ◽  
R. C. Oldenborg ◽  
P. J. Wantuck ◽  
J. J. Tiee ◽  
F. B. Wampler

1991 ◽  
Vol 113 (2) ◽  
pp. 242-245 ◽  
Author(s):  
B. W. Noel ◽  
H. M. Borella ◽  
W. Lewis ◽  
W. D. Turley ◽  
D. L. Beshears ◽  
...  

The results of a field test in a commercial turbine engine showed that we can remotely measure the temperature of engine components in operating engines using thermographic phosphors. The remote-measurement method exploits the temperature dependence of the characteristic decay time of the laser-induced fluorescence of thermographic phosphors. This paper summarizes recent work leading up to and including a successful test of the thermographic-phosphor method in an operating turbine engine.


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