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  • Users: GregoireMC
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  1. GregoireMC

    EMI shielding in Space

    Hi all, I would like to know more about EMI Shielding. - What are the main parameters of an electromagnetic wave (frequency/wave length, ...)? - What are the typical EM waves received by a space satellite? - How to calculate the thickness of the shielding? - The perimeters of holes in the...
  2. GregoireMC

    Composite coating

    Hi, I would like to know if a vapor coating of a composite (carbon-epoxy) with a metal, could improve the thermal conductivity? The composite skins are bonded to honeycomb core with an epoxy adhesive. So I'm not sure if a coating could increase the heat exchange rate or if it only add a new...
  3. GregoireMC

    Polycarbonate assembly

    Hi, I am going to make a vacuum chamber out of 5 polycarbonate plates (500x500mm) and a removable top plate (600x600mm). To assemble the 5 plates, is it better to use screws, adhesive/glue or solvent? With the screws there is the probleme of notch sensitivity. With the glue, which one is good...
  4. GregoireMC

    Pitch dry fiber UD

    Hi all, I am looking for a Unidirectional fabric of pitch fibers (Dialead K13C or D, NGF YS-80 or 90). It is for a thermal conductivity improvement study of CFRP. Do you know who can supply this fabric? Thanks

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