. . . . "the measure of the deviations of a surface from flatness, representing the micro- or nanoscale texture." . . . "Surface roughness" . "surface roughness of material" . . . . . "Christos Vasileiou" . "2026-01-27T13:11:46.366Z"^^ . . . . . . . . . . . "RSA" . "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz1OobdRASd9SftHrLhG905OXjv8DHndvyWzXRJ5EDFPankMSnHZPHK+g2qEeRWdonstt55CLrpTpWsVv9xRtTqPidXHbnWLBXX42iCB+EnZNoKqAVKF5GxkSR38S0uTTq3aeQJbw2kTpx6LMkspmuH95fgAI/lfqPWrxdlI98jIeHQ14UXZpiWmkkvPgC9GVgmwHiG1hB/NCA2fKCOxVodN44OfhAPtkWmPJ40IcGPSalI4HRqgLLI5PabdRk3PiG81cUngmQU1Xk6EapzkRJGenkOlGsC5L4ktEPO6LS9uBMLTMLQDtGtkrcwqg5HmeKv7Ili3vgr3LL8/GaBBOLQIDAQAB" . "NSNVbMmsiaIUCq1BzuvZIDoeKwSjagEyshb4lMPVpI8hCftPrPK+bQflfBxX0lakprS7xUszMCnyi3XVrHd02Ts0+N3F9xj2TH9BVw4CQvsoN+feZFU58/WnPUk5Tx2Rl2gfV90RZWZQ+d8WWNBQ1o1TEjUJTnG1wzo4pBpuDPb4PyirnEUpBy3tpPLcKonfJypy/Ugw4W5KUjlRyYvikIPb8EtrcdjNsB4BZGdFP7FI+JZZOxm1LlP/ZC6RS2HLYOnYW9aGe/weVDH79AT1zQt41Qoc/ESgXQnG8xqBl08v2TTWrAe6SB2BauEWy/1puSpNagiWevFe5ju7iZwkBA==" . . .