Results 1 to 10 of about 167 (134)

Ti/CuO Nanothermite—Study of the Combustion Process [PDF]

open access: yesMolecules
A study of the combustion processes of Ti/CuO and Ti/CuO/NC nanothermites prepared via electrospraying was conducted in this work. For this purpose, the compositions were thermally conditioned at 350, 550 and 750 °C, as selected based on our initial ...
Mateusz Polis   +7 more
doaj   +4 more sources

Biofunctionalization of HMX with Peptides via Polydopamine Crosslinking for Assembling an HMX@Al@CuO Nanoenergetic Composite [PDF]

open access: yesNanomaterials, 2023
Biological approaches for the synthesis of a hybrid explosive–nanothermite energetic composite have attracted greater scientific attention because of their advantages, including their moderate reactions and the absence of secondary pollution.
Miaomiao Jin   +4 more
doaj   +2 more sources

The Role of Graphene Oxide in the Exothermic Mechanism of Al/CuO Nanocomposites [PDF]

open access: yesMolecules, 2022
Metastable intermixed composites (MICs) have received increasing attention in the field of energy materials in recent years due to their high energy and good combustion performance.
Jiaxin Su   +4 more
doaj   +2 more sources

Quo Vadis, Nanothermite? A Review of Recent Progress. [PDF]

open access: yesMaterials (Basel), 2022
One of the groups of pyrotechnic compositions is thermite compositions, so-called thermites, which consist of an oxidant, usually in the form of a metal oxide or salt, and a free metal, which is the fuel. A characteristic feature of termite combustion reactions, apart from their extremely high exothermicity, is that they proceed, for the most part, in ...
Polis M   +3 more
europepmc   +3 more sources

A Facile Preparation and Energetic Characteristics of the Core/Shell CoFe2O4/Al Nanowires Thermite Film [PDF]

open access: yesMicromachines, 2020
In this study, CoFe2O4 is selected for the first time to synthesize CoFe2O4/Al nanothermite films via an integration of nano-Al with CoFe2O4 nanowires (NWs), which can be prepared through a facile hydrothermal-annealing route.
Chunpei Yu   +9 more
doaj   +2 more sources

PyroMEMS as Future Technological Building Blocks for Advanced Microenergetic Systems [PDF]

open access: yesMicromachines, 2021
For the past two decades, many research groups have investigated new methods for reducing the size and cost of safe and arm-fire systems, while also improving their safety and reliability, through batch processing.
Jean-Laurent Pouchairet, Carole Rossi
doaj   +2 more sources

Changes in the state of matter of KCIO4 to improve thermal and combustion properties of Al/MoO3 nanothermite [PDF]

open access: yesBMC Chemistry
To improve the thermal and combustion properties of nanothermites, a design theory of changing the state of matter and structural state of the reactants during reaction was proposed.
Jialin Chen   +9 more
doaj   +2 more sources

Synthesis of trifluoroacetic acid encapsulated aluminium nanoparticles and reactivity characterisation via Al/CuO nanothermites [PDF]

open access: yesRSC Advances
This paper reports on the synthesis of aluminium nanoparticles (Al NPs) encapsulated with a trifluoroacetic acid (TFA) protective layer and the characterisation of their reactivity using Al/CuO nanothermite as a test platform. The Al NPs were synthesised
Ying-Shuo Cheng   +3 more
doaj   +2 more sources

Layered Al/CuO Thin Films for Tunable Ignition and Actuations [PDF]

open access: yesNanomaterials, 2020
Sputter-deposited Al/CuO multilayers are used to manufacture tunable igniters and actuators, with applications in various fields such as defense, space and infrastructure safety.
Ludovic Salvagnac   +2 more
doaj   +2 more sources

Incomplete reactions in nanothermite composites. [PDF]

open access: yesJ Appl Phys, 2017
Exothermic reactions between oxophilic metals and transition/post transition metal-oxides have been well documented owing to their fast reaction time scales (≈10 μs). This article examines the extent of the reaction in nano-aluminum based thermite systems through a forensic inspection of the products formed during reaction.
Jacob RJ   +4 more
europepmc   +5 more sources

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