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Določanje nastanka mejnih filmov z meritvami na nano in makro skali : diplomska naloga univerzitetnega študijaOblak, Eva, 1987-Sodobni mehanski sistemi morajo vedno pogosteje delovati v zahtevnih pogojih, kot so visoki tlaki, velike relativne hitrosti gibanja, visoke temperature in agresivno okolje. V mazanih pogojih to ... pomeni, da vedno več sistemov deluje v režimu mejnega mazanja, kjer pride do kontaktov med vršički površin in posledično do obrabe in povišanega trenja. Diamantu podobne prevleke (DLC) so ene najbolj perspektivnih vrst zaščitnih prevlek za različne strojne elemente. Njihove prednosti so dobre proti-obrabne lastnosti in nizko trenje, kar daje možnosti za izboljšanje obstojnosti ter zmanjšanje tornih izgub mehanskih sistemov. Zaradi njihove nizke površinske energije je reaktivnost s konvencionalnimi mazivi in aditivi vprašljiva in še ni popolnoma raziskana. V diplomski nalogi so bile raziskane možnost uporabe mikroskopa na atomsko silo (AFM) pri določanju sprememb na obrabnih površinah na nano skali, ki bi lahko ostale kot posledica reakcij z aditivi. Površine so bile pripravljene v makro-triboloških testih, rezultati meritev in analiz z uporabo metod na obeh skalah pa so bili medsebojno primerjani. Poleg tega je bila uporabljena še optična interferometrija za merjenje debeline reakcijskih produktov z resolucijo na nano skali. Na osnovi združevanja podatkov so bile določene kemijske spremembe površin, ki so posledica reakcij z aditivi.Type of material - undergraduate thesis ; adult, seriousPublication and manufacture - Ljubljana : [E. Oblak], 2011Language - slovenianCOBISS.SI-ID - 12013339
Author
Oblak, Eva, 1987-
Other authors
Kalin, Mitjan
Topics
mazanje |
diamantu podoben ogljik |
mikroskop na atomsko silo |
mejni filmi |
trenje |
lubrication |
diamond like carbon |
atomic force microscopy |
boundary films |
friction
Library/institution |
City | Acronym | For loan | Other holdings |
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Faculty of Mechanical Engineering, Ljubljana | Ljubljana | FSLJ |
reading room 1 cop.
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JCR | SNIP | JCR | SNIP | JCR | SNIP | JCR | SNIP |
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DRS, in which the journal is indexed
Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Oblak, Eva, 1987- | 34411 |
Kalin, Mitjan | 14556 |
Source: Personal bibliographies
and: SICRIS
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