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Abstract
Accidents with explosive materials are still too common over 150 years after the patenting of dynamite. The manner by which they transit from burn to detonation (Deflagration to Detonation Transition; DDT) after a random thermal event, such as an electrical arc, or by friction if a package is dropped, is by far the single biggest risk associated with explosives storage and use. However this is a particularly difficult process to observe and quantify. Thus there are no agreed and verified theoretical frameworks for the process and thus no comprehensive predictive modelling capabilities. Recent experiments conducted at the Diamond Synchrotron have yielded ground-breaking, time-resolved observations of DDT. They have pioneered new experimental techniques and opened a new area for fast imaging at synchrotrons. We illustrate critical processes that occur within burning to detonation revealed in this study. These provide a new framework for understanding processes operating and offer the means to handle this class of materials more safely.
Original language | English |
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Title of host publication | Shock Compression of Condensed Matter - 2019 |
Subtitle of host publication | Proceedings of the Conference of the American Physical Society Topical Group on Shock Compression of Condensed Matter |
Editors | J. Matthew D. Lane, Timothy C. Germann, Michael R. Armstrong, Ryan Wixom, David Damm, Joseph Zaug |
Publisher | American Institute of Physics |
Number of pages | 5 |
Volume | 2272;1 |
ISBN (Electronic) | 9780735440005 |
DOIs | |
Publication status | Published - 2 Nov 2020 |
Event | 21st Biennial American Physical Society Conference on Shock Compression of Condensed Matter, SCCM 2019 - Portland, United States Duration: 16 Jun 2019 → 21 Jun 2019 |
Publication series
Name | AIP Conference Proceedings |
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Volume | 2272 |
ISSN (Print) | 0094-243X |
ISSN (Electronic) | 1551-7616 |
Conference
Conference | 21st Biennial American Physical Society Conference on Shock Compression of Condensed Matter, SCCM 2019 |
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Country/Territory | United States |
City | Portland |
Period | 16/06/19 → 21/06/19 |
Keywords
- electric discharges
- synchrotrons
- explosives
- Deflagration to detonation transition
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Dive into the research topics of 'The transit to detonation in high explosives'. Together they form a unique fingerprint.Projects
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UoMaH: The University of Manchester at Harwell
Lawrence, J. (PI), Burnett, T. (PI), Baker, M. (Researcher), Eastwood, D. (Researcher), Falkowska, M. (Researcher), Freitas, D. (Researcher), Hunt, S. (Researcher), Khan, A. (Researcher), Lane, H. (Researcher), Lezcano Gonzalez, I. (Researcher), Ma, L. (Researcher), Mirihanage, W. (Researcher), Parlett, C. (Researcher), Xu, S. (Researcher), Yan, K. (Researcher), Reinhard, C. (Support team), Duggins, D. (Technical team), Lewis-Fell, J. (Technical team), Nonni, S. (Technical team), Rollings, B. (Technical team), Sinclair, L. (Technical team) & Batts, S. (Support team)
1/01/18 → …
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