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Projects / Programmes source: ARIS

Synthesis of Composite Materials and Compounds with High Energy Rate

Research activity

Code Science Field Subfield
2.04.02  Engineering sciences and technologies  Materials science and technology  Metallic materials 

Code Science Field
T450  Technological sciences  Metal technology, metallurgy, metal products 
Keywords
composite materials, multi-layer materials, metals, explosion bonding, modelling
Evaluation (rules)
source: COBISS
Researchers (9)
no. Code Name and surname Research area Role Period No. of publicationsNo. of publications
1.  06073  PhD Milan Bizjak  Materials science and technology  Researcher  2002 - 2004  464 
2.  17189  Nika Breskvar    Researcher  2002 - 2004 
3.  11624  PhD Borut Kosec  Materials science and technology  Head  2002 - 2004  976 
4.  00050  PhD Ladislav Kosec  Materials science and technology  Researcher  2002 - 2004  851 
5.  19624  Vesna Krapež    Researcher  2002 - 2004 
6.  20367  PhD Jože Roth  Materials science and technology  Researcher  2002 - 2004  25 
7.  00735  PhD Anton Smolej  Materials science and technology  Researcher  2002 - 2004  276 
8.  05383  PhD Savo Spaić  Materials science and technology  Researcher  2002 - 2004  248 
9.  21315  PhD Polona Škraba  Physics  Researcher  2002 - 2004  45 
Organisations (1)
no. Code Research organisation City Registration number No. of publicationsNo. of publications
1.  1555  University of Ljubljana, Faculty of Natural Sciences and Engeneering  Ljubljana  1627074  19,832 
Abstract
The manufacturing of composite materials with high rate energy concentration method is based on ultra high speed collision of metal plates to be bonded. Proper control of collision parameters ensures successful process development and hence good bond quality. Direct collision pressure measurements is very difficult because of high pressure levels (which could reach several hundred kbars) and its short duration (only 0.001 second or less). The bonding process itself is, due to its nature, very complicated to record - due to cost and sophistication of instruments and assemblies for monitoring of high speed processes. The problem may be solved by proper definition of starting parameters: velocity of detonation as the main energy parameter, precise position of cladding plates, quantity of explosives, ignition method as well as other cladding parameters. By means of mathematical modelling and experiments, good bond quality is achievable. It is controlled by nondestructive and mechanical testing and by micro and macrostructure investigations.
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