Papa N'Diaye

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Effects of non lethal concentrations of hexavalent chromium on intestinal enzymology of Salmo gairdneri and Dicentrarchus labrax (Pisces). The effects of an exposure to potassium dichromate on intestinal enzyme activities (Alkaline phosphatase, maltase, leucine amino peptidase and ATPases) have been studied on a fresh water fish (Salmo gairdneri) and a salt(More)
To ensure the passenger security in a car, solutions of absorbing parts is proposed by using a weakened structure which will yield during an impact. The use of composite allows a dissipation of energy by the degradation of the material itself. The damages such as cracking and delaminating are very large-scale energy consumers and the composite shock(More)
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