Contaminants, cleanliness
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n |
Control of surface cleanliness (such as prior glueing or PVD coating
processes) |
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Particles analysis on surfaces (in various fields such as watchmaking, medical devices, automotive, connectors technology, etc..) |
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Soap residuals and hydrocarbons |
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FTIR compartive spectra on a residual particle vs bulk glue on a watch component |
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| Analyses methods |
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n |
JPR kit to assess surface tension conditions |
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n |
Scanning electron microscopy coupled with EDX micronalysis for minerals and metallic particles (resolution about 1 cubic micron) |
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Gravimetry |
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n |
Hydrocarbons residuals analysis by FTIR (Fourier Transform Infrared Spectrometry) |
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n |
Organic particles analysis by FTIR (minimal size about 20 microns) |
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Contamination of the surface
of a watch crystal |
Particles gathered on a filter |
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