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Decrease of Atomic Oxygen Concentration by Injection of He/NO2 Combination in Discharge Oxygen Iodine Lasers | ||
علوم و فناوریهای پدافند نوین | ||
Article 6, Volume 2, Issue 1 - Serial Number 3, July 2011, Pages 43-50 PDF (370.51 K) | ||
Receive Date: 30 January 2019, Revise Date: 17 July 2025, Accept Date: 30 January 2019 | ||
Abstract | ||
Abstract In this research, the effect of He/NO2 injection to the post-discharge region of a electric discharge oxygen iodine-laser was studied by using three-dimensional (3D) fluent code. Probable chemical reactions resulted from the presence of He/NO2 in post-discharge region were studied. Effect of He/NO2 combination on keeping the singlet oxygen molecule and depleting atomic oxygen along post-discharge region just before activation region of laser is evaluated. Optimum concentration and flow rate has investigated at special conditions. By changing the injection rate of He/NO2, in the case of 0.25 mmol/s and 2.1 mmol/s rates for NO2 and He, optimum value of injection, about 0.7 m/s, has been obtained. | ||
Keywords | ||
Oxygen Molecules; Atomic Oxygen; Population Inversion; Electric Discharge Oxygen Iodine Laser; Fluent Code | ||
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