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Power electronics is a key technology to meet the steadily growing demands on civil and defence applications, in particular concerning an efficient handling of electric energy resources for both power supply networks and autonomous mobile platforms. Owing to its outstanding physical properties, sil

Thermal accelerometers have emerged as a technological breakthrough compared with traditional pendulum accelerometers that are poorly suited to withstand high shocks and accelerations. In the convective thermal accelerometers architecture, a warmed air mass is used instead of a mechanical structur

To properly size the aqueous foam, it seems essential to simulate the propagation of the detonation wave in this medium. This is a biphasic medium as though mainly consisting of air and fine water droplets, the water evaporates under the effect of heat due to the shock wave. It is therefore both to

In the atmosphere, aerosols particles play a fundamental role in numerous natural processes. Through their capacity to interfere with electro-magnetic radiations, they will impige the radiative balance and contribute to attenuate the detection performances of electro-optical systems on-board The ai

Anthrax is a zoonotic disease of worldwide distribution caused by a dangerous spore-forming bacterium, Bacillus anthracis. In France, sporadic cases in cattle may be recorded each year. B. anthracis is considered as a major threat in terms of bioterrorism. Responding to both civilian and military c

The main purpose of this project is to improve the piezoelectric properties of quartz material by modifying the chemical formula of quartz material . Indeed, we have in mind to substitute a part of Si atoms with Ge atoms and/or another larger atom like Sn. During a previous DGA/REI-financed project

During past few years, research on the development of compact, low-cost and high efficiency ultraviolet sources has been thriving. This is driven by both the military and the academic domains which are in a pressing need for compact UV laser sources. These fields relate to the atmospheric pollutant

L'objectif d'ISIMAC est de fournir un travail de recherche amont et d'innovation pour la réalisation de micro-horloges atomiques de haute-performance en apportant des contributions premières et innovantes. Ces travaux incluront de la physique amont et fondamentale, le développement d'outils métrolog

The increasing worldwide demand in electric energy requires the use of efficient power converters in order to control and dispatch the large electrical flows between production plants and loads with a minimum loss. Military applications can also benefit from more efficient power switches. Indeed, cu

Real time qPCR is today the most powerful tool for genetic detection of biological warfare agents. Commercial systems are also used as reference for medical diagnostics and for bio-threat identification. FASTGENE project aims at developing a new technology to decrease the time required for a typical

The project GRAINE concerns etching technologies for HgCdTe infrared photodectors of 3rd generation. These detectors require mastering the etching of µm-deep vias or trenches in the material, with a perfectly controlled dimension and geometry. Plasma etching is today the only processing technology

The project has for target to demonstrate the feasibility of an antenna with a large number of beams in Ka band, for the civil and military telecommunications. This need is clearly identified for the multimedia systems, in the objective to increase their capacity. A multispot antenna affords a bett

Fast and reliable standoff detection and identification of hazardous substances and explosives are of utmost importance in for defence applications and for public security. In such a context, optical detection methods can be a real asset for situational awareness owing to their standoff detection

METACTIF project aims at both conceiving and elaborating acoustical metamaterials exhibiting effective density and compressibility both negative in certain frequency ranges. Acoustical metamaterials are heterostructures made of local resonators embedded in a homogeneous matrix. Their effective dens

The continental slope is an important transition zone between the shallow coastal shelf (50-200m) and the open sea or ocean (1500-4000m). Several dynamical and biological processes occur in the surface layer or the intermediate layers within this transition zone above the continental slope which is

Single walled carbon nanotubes (SWNT) are synthesized as a mixture of metallic (m-SWNT) and semi-conducting (sc-SWNT) nanotubes. For applications using semi-conducting SWNTs, short-cuts arise from the m-SWNTs present in the mixture. SWNT sorting has long been recognized as a major challenge and seve

The detection of underwater sound waves is of fundamental importance for the surveillance of coastal zones and includes civilian applications, as bioacoustics, sensing of underwater seismic activity, detection of ambient noise, as well as military applications, as the detection of submarines, surfac

The Hendra and Nipah viruses (HeV and NiV) belong to the Henipavirus genus within the Paramyxoviridae family. These zoonotic viruses have been recently recognized as human pathogens responsible for deadly encephalitis. HeV infection is a serious threat to horse livestock in Australia, with sporadic

Security testing is an important mean to better manage security risks of IT systems. The OSeP project aim to improve security testing methods for security components by increasing the coverage of functional security requirements and the coverage of security properties. The project aims to deliver a

We propose a development of infrared laser (operating at ~ 1.5 u m) with high frequency stability, locked to an hyperfine transitions of molecular iodine near 515 nm, after frequency tripling. The targeted frequency stability is better than 10-14 t -1 / 2. The experimental device is designed

Availibility of climatological databases for surface cover spectral optical properties is a challenge in many civilian themes, such as global warming, meteorological forecasting, ecophysiological processes, land surface hydrology or natural disaster assessment, and in military themes, such as traffi

The VIATIC project aims at prototyping a robotic coordination system. The mission of the robots is to reach several targets having a slow motion and their position is not precisely known. This is a multi-robot / multi-target problem which has a strong dual character. The problem is to relocate tar

The aim of the MINOTOR project is to evaluate the feasibility and the performances of miniature, widely tunable and low phase noise opto-electronic microwave oscillators, based on the combination of specific laser sources and high-Q optical resonators. The project mainly address the sub-theme 3.1,

This proposal follows a previous REI-DGA project (n° 07.34.014) which demonstrated sucessful technological breakthroughs by using nanotechnologies to enhance photoconductive effect and open access to sampling of large bandwidth signals by optical solutions. We obtained 30 dB State-of-the-Art ON/OFF

This project aims at improving the detection sensitivity of explosives and their precursors using photoacoustic spectroscopy (PAS). To this end, we propose to develop a new and innovative approach for increasing the power of quantum cascade lasers (QCL) based on the realisation of coherent QCL micro

The aim is to establish the assessment process and the necessary background to design and assess control interface of future sytems featuring high level of autonomy. In the aeronautical domain this applies in particular to Uninhabited Combat Air Vehicule (UCAV) that will feature autony properties a

Powder metallurgy is a mean of obtaining metallic, ceramic or composite materials appropriate with the current economical and environmental issues (raw materials and energy saving). Microwave sintering improves powder metallurgy competitiveness by leading to sample densification in very short times

The ground clutter of ground can be characterized by two physical sizes(quantities): - the efficient section of clutter (or Radar Equivalent Surface characterizing the reflector power of the surface) defined by scl = so. DS, where so is the indicator of distribution(broadcasting) and DS the surface

Thanks to strong links between experimentators and modellers, noticeable progresses have been achieved in the flield of two phase reactive flows during the last two dccades. These improvements are due to the increase of computer performances, the progress in algoritm as weel as new simaltion concept

The objectives of the project are to understand in depth and detail the pathogenesis of anthrax in real time. The project aims to understand how Bacillus anthracis exploits the cellular machinery to invade the host and spread at several critical stages of infection (germination, production of viru

Surface acoustic wave (SAW) resonators and assimilated devices are used for the frequency stabilization of electric oscillators in the frequency range 50 MHz - 4 GHz. The need for such resonators operating at frequency equal or above 1 GHz exhibiting low insertion losses for the fabrication of oscil

Knowing the gravity field and the geoid in coastal areas is a challenge of primary importance, in order to comprehend the coastal environment and its dynamics, for instance for studying the coastal currents from altimetric measurements, for the determination of the geodetic and hydrographic referenc

Electromagnetic protection stakes are being able to achieve controlled performance without over-protecting the system, over-protection which would penalize the weight and cost and also without doing excessive maintenance operations, which would increase the system immobilization cost and damage its

This project follows a meeting PactePME-DGA whose purpose is to present to the DGA technological developments from SMEs associated or not to research laboratories. It is also based on the claims raised by the DGA in his paper "Strategic Research Plan and defence technology and security." From these

Improvised explosive devices (IED), also known as roadside bombs are causing increased losses of troops and are also widely used for terrorist attacks too. Such devices use various kinds of explosives and due to the difficulty to detect them they are extremely effective. A large range of detection

Multispectral imaging is an observation modality that already plays an essential role in a very large range of scientific fields ranging from remote sensing, geoscience, astronomy to bioimaging to only name a few. A very appealing aspect of multispectral is the possibility to highly discriminate bet

The GETRF project aims at improving the effectiveness of communications mechanisms and technologies capable of functioning in extreme conditions and GETRF also aims at opening ways for solutions that are close to the optimum. The following areas will be addressed: - Compromise time / maximum effic

The proposed study of a duration of 33 months joins in a context of conception of a new type of wide spectral range Radar with autonomous scanning for the furtive short-range detection. This Radar names BALADE for Autonomous Scanning for Electromagnetic Detection. The objective of this program ASTR

The developments of present day superconducting cryogenics integrated electronics have pushed out this technology beyond laboratories demonstration and the prospects are good for widespread future deployment in civilian and military area of wireless communication over an ultra wide frequency range.

The development of computational methods for the simulation are a major issue for our industries, product design and understanding of the physical phenomena involved. These developments, focused on analytical methods dealing with the radiation of generic objects in electromagnetism have the advanta