scholarly journals Progress on the development of a single line of sight x-ray framing camera

2004 ◽  
Vol 75 (10) ◽  
pp. 4054-4056 ◽  
Author(s):  
D. K. Bradley ◽  
J. P. Holder ◽  
C. M. Damian ◽  
K. W. Piston ◽  
P. M. Bell ◽  
...  
2003 ◽  
Vol 74 (3) ◽  
pp. 2191-2193 ◽  
Author(s):  
J. P. Holder ◽  
K. W. Piston ◽  
D. K. Bradley ◽  
P. M. Bell ◽  
A. K. L. Dymoke-Bradshaw ◽  
...  

2018 ◽  
Vol 89 (10) ◽  
pp. 10G117 ◽  
Author(s):  
W. Theobald ◽  
C. Sorce ◽  
M. Bedzyk ◽  
S. T. Ivancic ◽  
F. J. Marshall ◽  
...  

2015 ◽  
Vol 86 (4) ◽  
pp. 043503 ◽  
Author(s):  
C. R. Danly ◽  
T. H. Day ◽  
D. N. Fittinghoff ◽  
H. Herrmann ◽  
N. Izumi ◽  
...  

2018 ◽  
Vol 89 (10) ◽  
pp. 10G125 ◽  
Author(s):  
S. R. Nagel ◽  
A. C. Carpenter ◽  
J. Park ◽  
M. S. Dayton ◽  
P. M. Bell ◽  
...  

2001 ◽  
Vol 72 (1) ◽  
pp. 694-697 ◽  
Author(s):  
D. K. Bradley ◽  
P. M. Bell ◽  
A. K. L. Dymoke-Bradshaw ◽  
J. D. Hares ◽  
R. E. Bahr ◽  
...  

2018 ◽  
Vol 89 (10) ◽  
pp. 10G123 ◽  
Author(s):  
K. Engelhorn ◽  
T. J. Hilsabeck ◽  
J. Kilkenny ◽  
D. Morris ◽  
T. M. Chung ◽  
...  
Keyword(s):  

2004 ◽  
Author(s):  
John A. Oertel ◽  
Tom Archuleta ◽  
Mike S. Bakeman ◽  
Phillip Sanchez ◽  
George Sandoval ◽  
...  
Keyword(s):  
X Ray ◽  

Author(s):  
Zachary E. Loparo ◽  
Kareem Ahmed ◽  
Subith S. Vasu ◽  
Andrey V. Muraviev ◽  
Pedro Figueiredo ◽  
...  

We provide the first demonstration of an acousto-optically modulated quantum cascade laser (AOM QCL) system as a diagnostic for combustion by measuring nitric oxide (NO), a highly-regulated emission produced in gas turbines. The system provides time-resolved broadband spectral measurements of the present gas species via a single line of sight measurement, offering advantages over widely used narrowband absorption spectroscopy (e.g., the potential for simultaneous multi-species measurements using a single laser) and considerably faster (> 15kHz rates and potentially up to MHz) than sampling techniques which employ FTIR or GC/MS. The developed AOM QCL system yields fast tunable output covering a spectral range of 1725–1930 cm−1 with a linewidth of 10–15 cm−1. For the demonstration experiment, the AOM QCL system has been used to obtain time-resolved spectral measurements of NO formation during the shock heating of mixture of a 10% nitrous oxide (N2O) in a balance of argon over a temperature range of 1245–2517 K and a pressure range of 3.6–5.8 atm. Results were in good agreement with chemical kinetic simulations. The system shows revolutionary promise for making simultaneous time-resolved measurements of multiple species concentrations and temperature with a single line of sight measurement.


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