HomeSearchCollectionsJournalsAboutContactusMyIOPscienceAtwo-dimensionalcoldatmosphericplasmajetarrayforuniformtreatmentoflarge-areasurfacesforplasmamedicineThisarticlehasbeendownloadedfromIOPscience.Pleasescrolldowntoseethefulltextarticle.2009NewJ.Phys.11115015(http://iopscience.iop.org/1367-2630/11/11/115015)Viewthetableofcontentsforthisissue,orgotothejournalhomepageformoreDownloaddetails:IPAddress:144.214.6.143Thearticlewasdownloadedon13/12/2011at08:18Pleasenotethattermsandconditionsapply.NewJournalofPhysicsTheopen–accessjournalforphysicsAtwo-dimensionalcoldatmosphericplasmajetarrayforuniformtreatmentoflarge-areasurfacesforplasmamedicineQYNie1,2,3,ZCao1,3,CSRen2,DZWang2andMGKong1,41DepartmentofElectronicandElectricalEngineering,LoughboroughUniversity,LeicestershireLE113TU,UK2SchoolofPhysicsandOptoelectronicTechnol,DalianUniversityofTechnology,People’sRepublicofChinaE-mail:m.g.kong@lboro.ac.ukNewJournalofPhysics11(2009)115015(14pp)Received3August2009Published26November2009Onlineathttp://www.njp.org/doi:10.1088/1367-2630/11/11/115015Abstract.Forplasmatreatmentofinanimatesurfacesandlivingtissuesinmedicine,itisimportanttocontrolplasma–sampleinteractionsandtomitigatenon-uniformtreatmentsofusuallyunevensamplesurfacessothateffectivenessofapplicationcanbereproducedfordifferentbiologicalsamples,relativelyindependentlyoftheirvaryingsurfacetopologiesandmaterialcharacters.Thispaperreportsascalabletwo-dimensional(2D)arrayofsevencoldatmosphericplasma(CAP)jetsintendedtoachievethesetwoimportantrequirementsaswellastoaddresstheuniquechallengeofjet–jetinteractions.WhiletheCAPjetarraycanbeconfiguredtointeractwithabiologicalsampleineitheradirectmode(usedwithaninsitusample)oraremotemode(usedasanafterglow),thisstudyfocusesonthedirectmode.Usingadownstreamplanarelectrodeasasamplemodel,thespatialdistributionofreactivespeciesandelectronsdeliveredbyindividualjetsofthe2DCAPjetarrayattainsexcellentuniformity.Specifically,thespatialvariationove