ESTL Document database – ESTL provide a fully searchable database of technical reports they have produced over a 40+ year period of R&D support to ESA through the Tribology Applications Programme (TAPS) – TAPS are focused R&D projects, around 8-10 per year, that ESTL undertakes to generate essential tribological data for the European Space community. Typically, they involve developing, evaluating and validating tribology advancements and mechanism design data. They are fully funded by ESA. All TAP reports can be accessed from our Website Members area and when presented, at ESA Final Presentation Days, ESMATS, etc. Users need to register to be able to access the database – ESTL Document database