Preparation and characterizations of Mg-Ca alloys as degradable biomaterials

(整期优先)网络出版时间:2007-05-15
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Mg-Caalloyshavebeenproposedtobeanewcandidateforbiodegradablemetalmaterialsinthepresentstudy.Mg-1Ca,Mg-5CaandMg-20Ca(wt%)havebeenpreparedandtheprimarypropertiesrelatedtotheirbiomedicalapplicationhavebeeninvestigatedbyX-raydiffraction,SEMobservation,tensile,electrochemicalandimmersiontests.TheexperimentalresultsshowthatwiththeincreaseofCaconcentration,theworkingabilityofMg-Caalloybecomesworse.OnlyMg-1CaandMg-5Caalloyspecimenscanbehotrolledi...