Molecular forcefield methods for describing energetic molecular crystals: a review

W Qian, X Xue, J Liu, C Zhang - Molecules, 2022 - mdpi.com
Energetic molecular crystals are widely applied for military and civilian purposes, and
molecular forcefields (FF) are indispensable for treating the microscopic issues therein. This …

Phase transition in octahydro-1, 3, 5, 7-tetranitro-1, 3, 5, 7-tetrazocine (HMX) under static compression: an application of the first-principles method specialized for …

L Zhang, SL Jiang, Y Yu, Y Long, HY Zhao… - The Journal of …, 2016 - ACS Publications
The first-principles method is challenged by accurate prediction of van der Waals
interactions, which are ubiquitous in nature and crucial for determining the structure of …

Decomposition mechanism of 1, 3, 5-trinitro-2, 4, 6-trinitroaminobenzene under thermal and shock stimuli using ReaxFF molecular dynamics simulations

J Jiang, HR Wang, FQ Zhao, SY Xu… - Physical Chemistry …, 2023 - pubs.rsc.org
To obtain atomic-level insights into the decomposition behavior of 1, 3, 5-trinitro-2, 4, 6-
trinitroaminobenzene (TNTNB) under different stimulations, this study applied reactive …

Structure, intermolecular interactions, and dynamic properties of NTO crystals with impurity defects: a computational study

J Ji, K Wang, S Zhu, W Zhu - CrystEngComm, 2021 - pubs.rsc.org
Density functional tight binding (DFTB) and DFTB-based molecular dynamics (DFTB-MD)
were employed to study the crystal structure, electronic properties, intermolecular …

Initial decomposition of the co-crystal of CL-20/TNT: sensitivity decrease under shock loading

XQ Zhang, XR Chen, S Kaliamurthi… - The Journal of …, 2018 - ACS Publications
Co-crystal of 2, 4, 6, 8, 10, 12-hexanitro-2, 4, 6, 8, 10, 12-hexaazaisowurtzitane (CL-20)/2, 4,
6-trinitrotoluene (TNT) is a low-sensitivity and high-energy explosive obtained recently by …

Polymorph-dependent initial thermal decay mechanism of energetic materials: a case of 1, 3, 5, 7-Tetranitro-1, 3, 5, 7-Tetrazocane

G Liu, B Tian, SH Wei, C Zhang - The Journal of Physical …, 2021 - ACS Publications
Polymorphism is universal in energetic materials (EMs), and polymorphic transition may
lead to variations of structure and performance. This work exemplifies such variations by …

Initial decomposition of condensed-phase 1, 3, 5-triamino-2, 4, 6-trinitrobenzene under shock loading

ZH He, J Chen, Q Wu - The Journal of Physical Chemistry C, 2017 - ACS Publications
We study the intrinsic shock decomposition mechanism of 1, 3, 5-triamino-2, 4, 6-
trinitrobenzene (TATB) via quantum-based multiscale molecular dynamics methods. Some …

Anisotropic structure deformation of β-octahydro-1, 3, 5, 7-tetranitro-1, 3, 5, 7-tetrazocine under high pressure: vibration spectra calculation and resolution based on …

YY Huang, ZH He, GF Ji - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
The phase transition of the β-HMX crystal has been widely studied under high pressure, but
the microscopic transition mechanism is not sufficiently understood. In this article, we …

Thermal decomposition mechanisms and stability of NTO crystal involving molecular vacancy and surface effects: DFTB-MD and DFT studies

C Wang, J Zhang, R Liu, W Guo - Journal of Materials Science, 2023 - Springer
Nitro-1, 2, 4-triazole-5-one (NTO) is a potential alternative to TNT, RDX and HMX in high
energy density materials (HEDMs) due to its inexpensive synthesis, excellent detonation …

Theoretical investigation of vibrational and electronic properties of HMX crystal under uniaxial compression

J Fan, N Gao, P Wang - Journal of Physics: Condensed Matter, 2022 - iopscience.iop.org
Abstract Octahydro-1, 3, 5, 7-tetranitro-1, 3, 5, 7-tetrazocine (HMX) is a typical energetic
molecular crystal with excellent detonation performance and good thermal stability, has …