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Download Advanced Energetic Materials by National Research Council, Division on Engineering and PDF

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By National Research Council, Division on Engineering and Physical Sciences, Board on Manufacturing and Engineering Design, Committee on Advanced Energetic Materials and Manufacturing Technologies

Complex full of life fabrics - explosive fill and propellants - are a serious know-how for nationwide safeguard. whereas numerous new promising strategies and formulations have emerged in recent times, the dep. of security is anxious concerning the nation's skill to keep up and enhance the information base during this quarter. to aid in addressing those issues, workplaces inside of DOD requested the NRC to enquire and examine the scope and overall healthiness of the U.S. R&D efforts in full of life fabrics. This document presents that overview. It provides numerous findings concerning the present R&D attempt and proposals aimed toward enhancing U.S. functions in constructing new lively fabrics know-how. This research reviewed U.S. examine and improvement in complicated energetics being performed through DoD, the DoE nationwide laboratories, industries, and academia, from an inventory supplied via the sponsors. It additionally: reviewed papers and know-how exams of non-U.S. paintings in complicated energetics, assessed very important parameters, corresponding to validity, viability, and the chance that every of those fabrics should be produced in volume; pointed out obstacles to scale-up and construction, and prompt technical ways for addressing power difficulties; and, steered particular possibilities, recommendations, and priorities for presidency sponsorship of applied sciences and production procedure improvement.

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Presentation to the committee. April 18. M. Baer, SNL. 2001. Presentation to the committee. December 13. J. Walton, CIA. 2001. Presentation to the committee. December 13. A. Kuhl, LLNL. 2001. Presentation to the committee. October 25. K. Kim, DTRA. 2001. Presentation to the committee. December 13. A. Kesby, UK DERA. 2001. Presentation to the committee. December 13. 16 TLFeBOOK THERMOBARIC EXPLOSIVES 17 While the Russian military identifies its weapons systems as thermobarics, the Russian scientific community refers to these materials as low-density explosives, or metallized volumetric explosives.

This chapter addresses such materials. 2 A positron, the antimatter electron, releases 1 MeV on recombination with an electron. This is about 105 times the energy of TNT on a per-molecule basis. Theoretical calculations indicate that practical devices may have to store about 1022 positrons per liter, which is 109 times greater than concentrations that have been stored to date and exceeds by many orders of magnitude current positron storage capabilities. Extreme technological challenges must be overcome before practical devices based on this or other exotic material will be ready for even exploratory development.

Advanced Gun Propellant Formulations. , April 15-16. 8 TLFeBOOK 34 ADVANCED ENERGETIC MATERIALS FIGURE 6-5 Slab extrusion using a twin screw extruder. FINDINGS AND RECOMMENDATIONS New technologies offer promise in advancing the state of the art in propellants. However, it is the opinion of the committee that reduced, unstable funding has significantly affected these efforts. 3 funding is being used to better package old technologies. As a result of this lack of funding and focus, the workforce and the facilities for gun propellants continue to age.

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