Simplified quantitative analysis method and its application in the insitu synthesized copper-based azide chips

作     者：Jie Ren Yunfeng Li Mingyu Li Xingyu Wu Jiabao Wang Qingxuan Zeng Jie Ren;Yunfeng Li;Mingyu Li;Xingyu Wu;Jiabao Wang;Qingxuan Zeng

作者机构：State Key Laboratory of Explosion and TechnologyBeijing Institute of TechnologyBeijing 100081China 

出 版 物：《Defence Technology（防务技术）》 (Defence Technology)

年 卷 期：2024年第32卷第2期

页      面：309-316页

核心收录：

学科分类：080903[工学-微电子学与固体电子学] 081704[工学-应用化学] 0809[工学-电子科学与技术（可授工学、理学学位）] 07[理学] 08[工学] 0817[工学-化学工程与技术] 070302[理学-分析化学] 0703[理学-化学] 

基　　金：the financial support provided by the National Natural Science Foundation of China(Grant No.11872013) 

主　　题：Copper-based azide chips Spectrophotometry Separation method Quantitative analysis Ignition ability 

摘      要：Copper-based azide(Cu(N_(3))2 or CuN_(3),CA)chips synthesized by in-situ azide reaction and utilized in miniaturized explosive systems has become a hot research topic in recent ***,the advantages of in-situ synthesis method,including small size and low dosage,bring about difficulties in quantitative analysis and differences in ignition capabilities of CA *** aim of present work is to develop a simplified quantitative analysis method for accurate and safe analysis of components in CA chips to evaluate and investigate the corresponding ignition *** this work,Cu(N_(3))2 and CuN_(3)components in CA chips were separated through dissolution and distillation by utilizing the difference in solubility and corresponding content was obtained by measuring N_(3)-concentration through *** spectrophotometry method was optimized by studying influencing factors and the recovery rate of different separation methods was studied,ensuring the accuracy and reproducibility of test *** optimized method is linear in range from 1.0-25.0 mg/L,with a correlation coefficient R^(2)=0.9998,which meets the requirements of CA chips with a milligram-level content *** with the existing ICP method,component analysis results of CA chips obtained by spectrophotometry are closer to real component content in samples and have satisfactory ***,as its application in miniaturized explosive systems,the ignition ability of CA chips with different component contents for direct ink writing CL-20 and the corresponding mechanism was *** study provided a basis and idea for the design and performance evaluation of CA chips in miniaturized explosive systems.