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Fractal analysis of AFM images of worn-out contact lens inner surface

dc.creatorBojović, Božica
dc.creatorMiljković, Zoran
dc.creatorBabić, Bojan
dc.date.accessioned2022-09-19T16:09:26Z
dc.date.available2022-09-19T16:09:26Z
dc.date.issued2008
dc.identifier.issn1451-2092
dc.identifier.urihttps://machinery.mas.bg.ac.rs/handle/123456789/796
dc.description.abstractInteresovanje za tehnologiju površina biomaterijala podstaklo je istraživanje unutrašnje površine gas-propusnih kontaktnih sočiva, uz korišćenje skenirajućeg mikroskopa za snimanje. Topografski i fazni snimci su prikupljeni radi ispitivanja površinske hrapavosti i svojstava nakon produženog perioda nošenja kontaktnog sočiva. Analiza se zasniva na fraktalnom pristupu primenjenom u Matlab okruženju za analizu slike. Fraktalna dimenzija određena 'metodom nebodera', je korišćena za identifikaciju i dodatno pojašnjenje funkcionalnog ponašanja površine. Autori su želeli da istaknu da je vreme nošenja gas- propusnih sočiva komercijalna kategorija u pogledu učestalosti zamene sočiva i da samo značajne promene svojstava površine čine zamenu neophodnom.sr
dc.description.abstractThe interest in biomaterials surface technology has led to an investigation of rigid gas permeable contact lens inner surface using scanning probe microscopy for measurement. Topography and phase images were recorded in order to investigate surface roughness and properties after an extended period of contact lens wearing. Analysis is based on fractal approach incorporated with MatLab software for image processing. The fractal dimension, calculated by skyscrapers method, is used for surface identification and subsequently for surface behavior explanation. The authors' aim is to point out that time is merely a commercial category for rigid gas permeable contact lens replacement and that only significant changes in surface properties render such replacement necessary.en
dc.publisherUniverzitet u Beogradu - Mašinski fakultet, Beograd
dc.relationMinistry of Science and Technological Development
dc.rightsopenAccess
dc.rights.urihttps://creativecommons.org/licenses/by/4.0/
dc.sourceFME Transactions
dc.subjecttopographyen
dc.subjectsurfaceen
dc.subjectimageen
dc.subjectfractalsen
dc.subjectAFMen
dc.titleFraktalna analiza AFM snimaka pohabane unutrašnje površine kontaktnog sočivasr
dc.titleFractal analysis of AFM images of worn-out contact lens inner surfaceen
dc.typearticle
dc.rights.licenseBY
dc.citation.epage180
dc.citation.issue4
dc.citation.other36(4): 175-180
dc.citation.rankM51
dc.citation.spage175
dc.citation.volume36
dc.identifier.fulltexthttp://machinery.mas.bg.ac.rs/bitstream/id/2661/793.pdf
dc.identifier.rcubhttps://hdl.handle.net/21.15107/rcub_machinery_796
dc.identifier.scopus2-s2.0-77951697884
dc.type.versionpublishedVersion


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