Gradient printing of energetic materials
WebAn energetic material (EM) is a chemical substance that can release its stored energy in a very short time. Once initiated, these materials undergo self-sustaining … WebMar 2, 2024 · Abstract and Figures Formulating resins specifically for UV laser stereolithography (SLA) is a promising material development process in the additive manufacturing (AM) of enhanced gun propulsion...
Gradient printing of energetic materials
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WebFeb 15, 2024 · These materials have emerged as exciting new materials for defense [3, 4], electronic components [5, 6] and bioengineering [7,8,9], due to the ability to tailor … Webcomposition) in a single product, creating a (functional) gradient. This allows optimization of performance far beyond what is possible now. Over the past few years, TNO has become one of the world leaders in the field of additive manufacturing of energetic materials. For more information on TNO’s work on 3D-printing of energetic materials ...
WebOct 14, 2024 · Three propellant formulas, which contain polyurethane-acrylic acid resin as binder and hexanitrohexaazaisowurtzitane (CL-20) as energetic filler, were fabricated by extrusion material 3D printing. The formulas with the force constant of 1107.43–1209.44 J/g were designed. WebNov 21, 2024 · The 3D printing technology has evolved impressively over the last decade in its ability to fabricate structures with complex architectures at the micro- and macroscale. 3D printing of high explosive would reduce the unnecessary process for excessive handling, post-processing, and stockpiling confers benefits to safety, cost, waste, and flexibility.
WebOur work on stereolithography-based printing of gun propellants led to a demonstrator firing of a 30 mm weapon in 2016. Prototype products printed using the same technique and material are currently being tested by several. Subject. Gradient Materials Energetic materials Explosives Defence Research Defence, Safety and Security. To reference ... WebMaterial extrusion-based FGAM is especially suitable for bioprinting since the multi-nozzle process allows to fabricate dual gradients (multi-materials and porous structures). However, its relatively low printing accuracy is …
WebSep 2, 2024 · The thermo-mechanical response of an additively manufactured photopolymer-particulate composite under conditions of macroscopic uniaxial compression without lateral confinement at overall strain rates of 400–2000 s −1 is studied. The material has a direct-ink-written unidirectional structure.
WebThe Directed Energy Deposition (DED) 3D printing technology, also known as Direct Energy Deposition, creates parts by directly melting materials and deposing them on … dwight doughty maine dotWebDec 2, 2024 · This study aimed at a novel method of bioprinting to generate gradient biomaterial constructs with a focus on the evaluation of the gradient printing process. dwight douglas larcombWebApplications include all areas of energetic materials and include advanced propellants, enhanced explosives and novel pyrotechnics. Diagnostics and Characterization … dwight d johnsonWebGradient printing of energetic materials – First results. Author. Straathof, M.H. van Driel, C.A. den Otter, J.H. van Lingen, J.N.J. Heinsius1, J. Isenia, J. Rijnders, B. Publication … cryst aliseWebOct 15, 2024 · A world first. Focus of the current research is on the printing of functional gradients in energetic materials, which encompasses material, hardware and software … crystalised account meaningWebThe Directed Energy Deposition (DED) 3D printing technology, also known as Direct Energy Deposition, creates parts by directly melting materials and deposing them on the workpiece, layer by layer. This additive manufacturing technique is an essential element with metal powders or wire source materials. crystalise abnWebHere, a composable-gradient Digital Light Processing (DLP)-based (bio)printing system is developed, utilizing the unprecedented integration of a microfluidic mixer for the generation of either continual or discrete gradients of desired (bio)inks in real time. Notably, the precisely controlled gradients are composable on-the-fly by facilely by ... dwight douglas