Polymorphic transition in traditional energetic materials: influencing factors and effects on structure, property, and performance

R Bu, H Li, C Zhang - Crystal Growth & Design, 2020 - ACS Publications
Polymorphism is universal in energetic materials, and polymorphic transformation (PT)
causes variations in the structure, properties, and performance. This article reviews the …

Polymorphism of energetic materials: a comprehensive study of molecular conformers, crystal packing, and the dominance of their energetics in governing the most …

G Liu, R Gou, H Li, C Zhang - Crystal Growth & Design, 2018 - ACS Publications
Polymorphism is universal in energetic crystals and brings much complexity in revealing the
underlying mechanism for energetic materials against external stimuli. This work …

Solubility of 1, 1-diamino-2, 2-dinitroethylene in different pure solvents and binary mixtures (dimethyl sulfoxide+ water) and (N, N-dimethylformamide+ water) at …

L Liu, H Li, D Chen, X Zhou, Q Huang, H Yang - Fluid Phase Equilibria, 2018 - Elsevier
Abstract The solubility of 1, 1-diamino-2, 2-dinitroethylene (FOX-7) in dimethyl sulfoxide
(DMSO), N-methyl-2-pyrrolidone (NMP), N, N-dimethylformamide (DMF), N, N …

Review of phase transformations in energetic materials as a function of pressure and temperature

TR Ravindran, R Rajan… - The Journal of Physical …, 2019 - ACS Publications
Under ambient conditions, energetic materials may exist in one or more than one metastable
crystal structure. Under compression or when heated, the material may transform into a …

Raman spectra and vibrational properties of FOX-7 under pressure and temperature: First-principles calculations

WS Yuan, QJ Liu, D Hong, D Wei, FS Liu… - … Acta Part A: Molecular …, 2023 - Elsevier
Abstract FOX-7 (1, 1-diamino-2, 2-dinitroethene) as one of the widely studied insensitive
high explosives exists five polymorphs (α, β, γ, α', ε) whose crystal structures have been …

Vibrationally induced metallisation of the energetic azide α-NaN 3

AAL Michalchuk, S Rudić, CR Pulham… - Physical Chemistry …, 2018 - pubs.rsc.org
As initiation of an energetic material requires rupture of a covalent bond, and therefore
population of antibonding electronic states, consideration of the electronic band gap has …

A study of solvent selectivity on the crystal morphology of FOX-7 via a modified attachment energy model

Q Zhao, N Liu, B Wang, W Wang - RSC advances, 2016 - pubs.rsc.org
The crystal morphology of FOX-7 in different solvents was investigated via molecular
dynamics simulations. A modified attachment energy (MEA) model was constructed by …

Structural Transformation and Chemical Stability of a Shock-Compressed Insensitive High Explosive Single Crystal: Time-Resolved Raman Spectroscopy

JM Winey, K Zimmerman, ZA Dreger… - The Journal of Physical …, 2020 - ACS Publications
Despite the considerable interest in insensitive high explosives (IHE) as a safer alternative
to conventional high explosives, a good understanding of the low sensitivity of IHEs to shock …

The new role of 1, 1-diamino-2, 2-dinitroethylene (FOX-7): two unexpected reactions

T Zhou, Y Li, K Xu, J Song, F Zhao - New Journal of Chemistry, 2017 - pubs.rsc.org
Two novel derivatives of FOX-7, 2-methyl-5-nitro-1, 2, 3-triazole-4-amine (MNTzA) and 1, 5-
bis (1-amino-2, 2-dinitrovinyl) carbonohydrazide (BADCh), were synthesized by two …

Phase diagram and decomposition of 1, 1-diamino-2, 2-dinitroethene single crystals at high pressures and temperatures

ZA Dreger, Y Tao, YM Gupta - The Journal of Physical Chemistry …, 2016 - ACS Publications
The high-pressure–high-temperature (HP-HT) phase diagram and decomposition of 1, 1-
diamino-2, 2-dinitroethene (FOX-7), central to understanding its stability and reactivity, were …