简介:
简介:Theinfluenceontheeffectivenessofsterilizationbylow-temperatureplasmasterilizerCASP-80Awasinvestigatedsoastoprovideatheoreticalbasisforreducingmedicalcostsandachievingidealsterilizationeffectiveness.Toconducttheon-sitesimulationtest,aclinicalmaterialsterilizationtestandatestoftheinfluenceoforganicsubstancewereconducted,theformerbyusingtherepresentativeofBacillusStearothermophilus,preparingthebacteria-contaminatedcarrierthroughpolytetrafluoroethylene(PTFE)simulatedhoseendoscopes,andthelatterbyusingcalfserumastheinfluencefactoroftheorganicsubstance.TheresultsshowthattheCASP-80Alow-temperatureplasmasterilizercouldachieveeffectivesterilizationbyeithertheshort-cycleorthelong-cyclesterilizationmethoddependingondifferentmaterials,apparatus,andextentofcontamination.Theorganicsubstancescouldinfluencetheeffectivenessofsterilizationbythelow-temperatureplasma(H_2O_2)sterilizer.
简介:Depositionofnanocrystallinesilicon(nc-Si)onglassatverylowtemperaturesbyelectroncyclotronresonance(ECR)plasmaenhancedchemicalvapourdeposition(PECVD)wasinvestigated.Itwasshownthatnc-Sicouldbedepositedfromhydrogendilutedsilanegasatasubstratetemperatureof80℃withacrystallinefractionupto80%andalateralgrainsizeofaround50nm.Thiswasachievedbygrowingthenc-Siinalowpressureregimewhichensuredthatmono-silylspecieswerethedominantdepositionprecursor.Furthermore,ahighfluxofenergetichydrogenionswasrequiredtoinducecrystallisationofthesiliconmaterialthroughachemicalannealingprocess.