机构地区:[1]State Key Laboratory of Explosion Science and Technology,Beijing Institute of Technology,Beijing 100081,China [2]School of Sctence,Beijing Institute of Technology,Beijing 100081,China [3]Institute of Chemical Materials,Chinese Academy of Engineering Physics,Mianyang,Sichuan 621900,China
出 处:《Chinese Journal of Chemistry》2012年第7期1624-1630,共7页中国化学(英文版)
基 金:Supporting information for this article is available on the WWW under http://dx.doi.org/10.1002/cjoc.201280027 or from the author. Acknowledgment We gratefully acknowledge the financial support from the National Natural Science Foundation of China (No. 10776002) and China Academy of Engineering Physics (No. 20911120033), the project of State Key Laboratory of Science and Technology (Nos. QNKT11-06, YBKT10-03), and the Program for New Centu17 Excellent Talents in University (No. NCET-09-005I). Our thanks are due to Professor Gustavo E. Scuseria for providing the development version of Gaussian program.
摘 要:The geometric conformation and electronic structure of bis-(5-nitro-2H-tetrazolato-N2)tetraammine cobalt(Ⅲ) perchlorate and its Ni/Fe/Cu/Zn analogues are studied under the TPSS (Tao-Perdew-Staroverov-Scuseria) levels of density functional theory in order to throw light on the relationship between their energy gaps and impact sensitivity While the perchlorate ions are coordinated with the copper cation, which is different from the other four compounds NBO (Natural bond orbital) analyses indicated that the metal-ligand interaction in the Co complex is covalent, while the others are ionic. The analysis of the electrostatic potential demonstrated that the O atoms from the nitro-tetrazole ring and perchlorate were primarily negative, while the other atoms were positive. The study was also conducted to gain a better understanding of the correlation of the energy gap and impact sensitivity.The geometric conformation and electronic structure of bis-(5-nitro-2H-tetrazolato-N2)tetraammine cobalt(Ⅲ) perchlorate and its Ni/Fe/Cu/Zn analogues are studied under the TPSS (Tao-Perdew-Staroverov-Scuseria) levels of density functional theory in order to throw light on the relationship between their energy gaps and impact sensitivity While the perchlorate ions are coordinated with the copper cation, which is different from the other four compounds NBO (Natural bond orbital) analyses indicated that the metal-ligand interaction in the Co complex is covalent, while the others are ionic. The analysis of the electrostatic potential demonstrated that the O atoms from the nitro-tetrazole ring and perchlorate were primarily negative, while the other atoms were positive. The study was also conducted to gain a better understanding of the correlation of the energy gap and impact sensitivity.
关 键 词:density functional calculations bis-(5-nitro-2H-tetrazolato-N2)tetraammine cobalt(Ⅲ) perchlorate(BNCP) electronic stmctyre impact sensitivity natural bond order analyses
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