In this paper a new SHM system has been developed at ONERA. This system based on the interaction between an electromagnetic field and a composite structure, allows detecting all types of damages having an influence on the electrical characteristics of the structure such as carbon fiber breaking, organic matrix pyrolysis,...
This paper aims at presenting the activity carried out in the framework of the GEOCAST IST project for implementing reliable multicast transport protocols in a geostationary satellite system operating at Ka-band. More precisely, this paper describes the results obtained in GEOCAST to assess the performance of these multicast protocols through...
A research ramjet program has been initiated at ONERA with the support of DGA/SPNuc in 1995 with the aim to improve methodology for ramjet combustion chamber design and tuning by using validated CFD codes. The approach used was to design and manufacture a specific ramjet model in order to setup...
DUBLIN, Ireland -- Research and Markets (http://www.researchandmarkets.com/reports/c69125) has announced the addition of Government Policies and Initiatives in Nanotechnology Worldwide 2007 to their offering. Governments worldwide are now strongly supporting R&D in nanotechnology, with over 30 countries implementing concerted national initiatives and programs. Government spending on...
THE world's fastest supercomputer, capable of more than 12 trillion calculations per second (12 teraflops), is being installed by the US Energy Department to simulate the explosions of nuclear bombs. The nuclear test ban moratorium is forcing the pace in high performance...
Articles 2000-09-01
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