Investigation on ignition overpressure wave characteristics and its ambience in launch pad
April 2025
Large solid rocket motors are widely used as booster stages as well as in core stages of heavy lift launch vehicles due to its simple operation and high thrust delivery capability compared to other...
Share article
Ballistic performance of alumina/carbon fiber/aramid composite against impact of different projectile shapes
April 2025
This study explores the ballistic performance of an alumina/carbon fibre/KevlarⓇ aramid composite panel against impacts from various projectile shapes, including ogive, conical, cylindrical, hemispherical,...
Share article
New X-ray based characterization technique for aluminized explosives and effect of aluminum proportion on velocity of detonation
April 2025
Explosive samples of aluminized compositions based on RDX/HMX-TNT have been investigated using digital radiography comprising a flat panel detector and an ultra-fine focus X-ray tube. Melt-cast aluminized...
Share article
Experimental and numerical investigation on combustion characteristics of double large cube RDX-based NEPE solid propellant burning in an atmospheric environment
April 2025
When two solid propellant fire sources are in close proximity, their combustion characteristics may interact, leading to the phenomenon known as dual-fire source solid propellant fire. This study aims...
Share article
Development of hydrogen peroxide based micro thruster utilizing biomass-based catalyst bed
April 2025
Micro thrusters, also referred to as micro-newton thrusters, are thrusters having a wide range of force capabilities in the micro-newton range. Micro thrusters are used in CubeSats, tiny robots and...
Share article
Performance estimation of hybrid rocket by varying the flow rate at multi-location swirl injector
April 2025
This study attempts to evaluate the effect of varying the oxidizer mass flow rate through the secondary mid-location swirl injector on the performance of a hybrid rocket motor (HRM). The hybrid fuel...
Share article
Analysis of the combined impulse of fragments and the shock wave composite load
April 2025
This study conducted experiments and numerical simulations to investigate the Mechanical Properties of Fragments and Shock Waves generated blast. A combined impulse calculation model was established...
Share article
Maltose-based pyrotechnic aerosol forming composites for fire extinguishing application
April 2025
This study explores the development of environmentally friendly aerosol forming composites (AFCs) for use in condensed aerosol-based fire extinguishing systems (CAFES). Traditional fire suppressants...
Share article
Effect on the performance of a hybrid rocket using AP in the PVC and HTPB-based hybrid fuel
April 2025
•AP is added in limited quantity to hybrid fuel for improving performance.•Regression rate increased with AP addition to HTPB while PVC fuel gave no change.•Pressure, thrust and efficiency increased...
Share article
Low-sensitivity energetic material based on 1,2,4-oxadiazole
April 2025
In this work, a new series of monocyclic compounds based on 1,2,4-oxadiazol-5(4H)-one was synthesized. The molecular structure, thermal stability and sensitivity to external stimuli for these compounds...
Share article
Effect of the accelerated aging process on the thermal decomposition of LiAlH4-based composite solid propellants
March 2025
In the present work, a study was carried out on the effect of the accelerated aging process on the thermal decomposition of two composite solid propellants based on ammonium perchlorate (AP) and hydroxy‑terminated...
Share article
Evaluating the performance of ceramic/fabric composite panels against simultaneous steel projectile impacts: An experimental and numerical study
March 2025
•Experiments were conducted on ceramic/fabric composite panels, made from 99.5 % alumina along with Kevlar® and carbon fibre fabrics, to assess their ballistic performance, focusing on the dynamics...
Share article
Exploring the combustion mechanism of single micron-sized aluminum particles with a numerical model
March 2025
In this work, we explore the combustion mechanism of single micron-sized aluminum particles using a numerical model. The Burcat database and Catoire mechanism is considered as the thermodynamic data...
Share article
Chemical compatibility of energetic metal complexes with polymers by thermal analytical techniques
March 2025
•This article represents an interesting piece of work on chemical compatibility of energetic metal complexes with polymers epoxy resin and Viton a by thermal analytical techniques.•The chemical compatibility...
Share article
Synthesis of propellant grade HHTPB by hydrogenation of HTPB using Pd-activated charcoal as catalyst
March 2025
To derive more performance from the conventional composite propellant based on hydroxyl-terminated polybutadiene (HTPB) and ammonium perchlorate (AP), it is envisaged to hydrogenate HTPB, which increases...
Share article
Nitramino-polymer with ether bridges and 1,2,3-triazole subunits incorporated into the polymer chain
March 2025
The creation of novel energetic polymers for future advanced solid composite propellants and gunpowder is an urgent area of modern research. A simple and effective waste-free cycloaddition reaction...
Share article
Highly energetic formulations of boron and polytetrafluoroethylene for improved ignition and oxidative heat release
March 2025
Boron (B) is desirable for energetic applications due to high gravimetric and volumetric energy densities. However, their use is limited because the native oxide shells on their surfaces limit oxidation...
Share article
Core-shell structured α-AlH3/Fe2O3 thermite with improved heat-release and combustion performance
March 2025
Thermites are widely used in propellants, explosives and ignition materials because of their high heat release rate and good combustion efficiency. Structural control over thermites to achieve improved...
Share article
Towards to some published misconceptions about TNT and ɛ-CL20
March 2025
•High impact sensitivity of TNT of 14 - 16 J is due to the air microbubbles in it•Internal porosity & cracks in ɛ-CL20 crystal cause high sensitivity of 2 - 4.4 J•These values were dominated in literature...
Share article
Enhancing accuracy in equivalent in-service-time assessment for homogeneous solid propellants: A novel temperature-independent predictive model utilizing PCA of FTIR data
March 2025
The present study was devoted to setting a universal T-independent predictive model of equivalent in-service-time (EIST) for homogenous solid propellant (HSP) to surpass the limits of the van't Hoff...
Share article
Trinitropyrazole derivatives: the features of thermal decomposition, combustion behaviors and mechanism
Available online 18 March 2025
•The derivatives of trinitropyrazole, TNP and MTNP, have similar thermal stability and decomposition mechanism despite having completely different DSC data.•The analysis of the decomposition products...
Share article
Enhancing the ignition ability of semiconductor bridge by composite Al/CuO/NC film
Available online 11 March 2025
Aiming at the problem that the ignition ability of semiconductor bridge (SCB) is limited by the quality of bridge area, an energetic semiconductor bridge (ESCB) was prepared by 3D direct writing printing...
Share article
Study on Mechanical Properties of PBT Matrix Composites by Surface Modified Recycled Glass Fiber
Available online 9 March 2025
In order to investigate the effect of recycled glass fiber (RGF) from decommissioned wind turbine blades on the mechanical properties of polybutylene terephthalate (PBT) matrix materials, this paper...
Share article
Probing the effect of activated carbon-based metal oxides on the thermocatalytic decomposition of energetic NC-DEGDN formulation
Available online 5 March 2025
This study investigate the catalytic behavior of activated carbon-supported metal oxides on the thermal decomposition of a double-base propellant comprising nitrocellulose (NC) and diethylene glycol...
Share article
Thermal Decomposition Behavior of Ammonium Perchlorate/Nitrated Microcrystalline Cellulose Carbamate/Diethylene Glycol Dinitrate Energetic Composite
Available online 21 February 2025
This study reports the successful preparation of an energetic composite consisting of ammonium perchlorate (AP), nitrated microcrystalline cellulose carbamate (M3CN), and diethylene glycol dinitrate...
Share article