In silico investigations of high-energy density properties and effect of ring fusion on dinitropyrazole derivatives

T Subramani, J Natarajan, S Lakshmanan… - Structural Chemistry, 2024 - Springer
The molecular and high-energy density properties of isolated (3, 4-dinitropyrazole, 34DNP)
and fused pyrazole ring (1H, 4H-3, 6-dinitropyrazolo [4, 3-c] pyrazole, DNPP) systems were …

[HTML][HTML] Shock-induced energy localization and reaction growth considering chemical-inclusions effects for crystalline explosives

R Liu, Y Wu, X Wang, F Huang, X Huang, Y Wen - Defence Technology, 2024 - Elsevier
Chemical inclusions significantly alter shock responses of crystalline explosives in
macroscale gap experiments but their microscale dynamics origin remains unclear. Herein …

[HTML][HTML] Shock behavior of materials

F Coppari, T De Rességuier, S Razorenov… - Journal of Applied …, 2023 - pubs.aip.org
The physics governing the response of materials to shock loading has numerous
applications in various fields, ranging from Earth and planetary science to engineering and …

Defect generation in polymer-bonded explosives exposed to internal gas injection

L Kirby, T Sippel, HS Udaykumar, X Song - Journal of Applied Physics, 2023 - pubs.aip.org
Sensitivity in polymer-bonded explosives (PBXs) relies on the presence of defects, such as
cracks and voids, which create localized thermal energy, commonly known as hotspots, and …

Modifying explosive behavior with additives

T Busby, J Smith, P Sheehan… - Propellants, Explosives …, 2023 - Wiley Online Library
The influence of additives on the detonation velocity of a polyethylene wax/RDX formulation
was examined. Additives included species of various shock impedance: glass …

Simulation and fabrication of reactive metamaterials for controllable energy response

RT Ichiyama, M Stanisha, NP Scarpelli… - Propellants …, 2024 - Wiley Online Library
Simulations and experiments were conducted to control the shock‐to‐detonation transition
by energy trapping in localized regions of nitromethane that contained arrays of embedded …

Switchable RDX‐Based Rubberized Explosive with Thermally‐Expandable Microspheres

JR Lawrence, M Örnek, RE Ferguson… - Propellants …, 2024 - Wiley Online Library
Improving the safety of explosive materials through the synthesis of insensitive explosives
has been studied extensively. However, little work has focused on creating switchable …

Simulation and fabrication of reactive metamaterials

RT Ichiyama, M Stanisha, NP Scarpelli… - AIP Conference …, 2024 - pubs.aip.org
Simulations and experiments were conducted to control the shock to detonation transition
(SDT) by energy trapping within additively manufactured materials. Simulations carried out …

Novel method to control explosive shock sensitivity: Formulations, experiments and modeling

AL Duque, WL Perry, NK Rai… - AIP Conference …, 2023 - pubs.aip.org
The microstructure of a heterogeneous high explosive (HE) affects its shock initiation
sensitivity and detonation performance. Alteration of the void content and/or void structure …