Time to Maximum Rate Calculation of Dicumyl Peroxide Based on Thermal Experimental Analysis

Author(s):  
Zang Na
2013 ◽  
Vol 394 ◽  
pp. 45-49 ◽  
Author(s):  
Hong Zhang ◽  
Lu Jun Zan ◽  
Bo Zhao ◽  
Hui Dong Qiu

Liquid energetic materials were not tested through traditional test methods for thermal sensitivity. Accelerating Rate Calorimeter (ARC) was scientific to test thermal sensitivity of energetic materials. The decompositions of Hexogen (RDX), Octogen (HMX), 2,4,6-Trinitrotoluene (TNT), Nitromethane (NM), Iso-propyl Nitrate (IPN) were studied by ARC. Kinetic and thermodynamics parameters were calculated and analyzed. Temperature corresponding different time to maximum rate under adiabatic condition (θ) was calculated. The results show that the thermal sensitivity of energetic materials is NM>IPN>RDX>HMX>TNT, which suggests ARC could be used in the test of thermal sensitivity of liquid energetic materials.


2008 ◽  
Vol 93 (1) ◽  
pp. 163-173 ◽  
Author(s):  
B. Roduit ◽  
W. Dermaut ◽  
A. Lunghi ◽  
P. Folly ◽  
B. Berger ◽  
...  

1997 ◽  
Vol 10 (1) ◽  
pp. 31-41 ◽  
Author(s):  
Andreas Keller ◽  
Daniel Stark ◽  
Hans Fierz ◽  
Elmar Heinzle ◽  
Konrad Hungerbühler

Author(s):  
Martin Hagopian ◽  
Michael D. Gershon ◽  
Eladio A. Nunez

The ability of cardiac tissues to take up norepinephrine from an external medium is well known. Two mechanisms, called Uptake and Uptake respectively by Iversen have been differentiated. Uptake is a high affinity system associated with adrenergic neuronal elements. Uptake is a low affinity system, with a higher maximum rate than that of Uptake. Uptake has been associated with extraneuronal tissues such as cardiac muscle, fibroblasts or vascular smooth muscle. At low perfusion concentrations of norepinephrine most of the amine taken up by Uptake is metabolized. In order to study the localization of sites of norepinephrine storage following its uptake in the active bat heart, tritiated norepinephrine (2.5 mCi; 0.064 mg) was given intravenously to 2 bats. Monoamine oxidase had been inhibited with pheniprazine (10 mg/kg) one hour previously to decrease metabolism of norepinephrine.


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