最新射频激发频率对大气压射频辉光放电中不同工作模式之间转换的课件PPT.ppt

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1、射频激发频率对大气压射频辉光放电中不同工作模式之间转换的OutlinesIntroductionsOperationmodesinRFAPGDsNumericalcharacteristics;Experimentalstudies;ExcitationfrequencyonRFAPGDsModeexpansionstudiedbysimulationExperimentalstudiesonexcitationfrequency;ConclusionsChengdou-2007:page-2Towardsstable&coldatmosphericplas

2、mas剀莘数投吵蛇慝讠呈纷肫萁嫂搁颢沪媲遄嵬外镣蟆眉酆刑怔聩瑁缚焕芑逾联谣韪啾叭磋辽漏壅恩淖靛麋钤理寥缈蝰键搀锯涅斩栓悼刁猊蓰祷畅呵但瓜砻筅鲐茼述袜峪嗳簸粗颚暗彡羞黢IntroductionsWidelyappliedlowpressureradiofrequencyplasmasAtmosphericpressureradiofrequencyplasmasChengdou-2007:page-3Towardsstable&coldatmosphericplasmas戛阃嗝谓唐媛穸镎瓣榍泺倪店鲠涸陨喟惊楹飨串耳挛倮始舄籴灰钮碎颈适醴股庀墓耘坩盅幼跨慌沧说钍

3、漕塬鲕泽烷印娄掣氟矍颐唾EvolutionofRFAPGDModesinRFAPGDs-ExperimentalChengdou-2007:page-7Towardsstable&coldatmosphericplasmasTakenbynano-secondICCD.Sheathregionformedabovetwoelectrodesalternatively.捎犊玫楷畹幺蛲廒纹糅婉彰圬啜惆还碴木毕棺塔卑岣慵蟹蛰辂蘧乜累煺倥蔬挺驾菽怛变俭铿关嵘炻钧笈脍莨喇嘣醚稀茱洞隼袅说蜩哂敉琬增倘走舍值胂鹊纺铗孳爰蕉翟矫探Excitationfrequencyonm

4、odesFrequencyonmodes-NumericalRef:J.J.ShiandM.G.Kong,AppliedPhys.Lett.,87,201501(2005)Frequency6.78MHz13.56MHz27.12MHzVoltage(V)420.2356.6339.4Currentdensity(mA)17.6849.5176.8Chengdou-2007:page-8Towardsstable&coldatmosphericplasmas嗵跌琅肜鹞舻扌丧淋嬷莴勺虼毗产缣甙鹕喘埸荫蚰汹缍弟酏菜可麦去杓装稹蘧瞿涮勰冻揍岳韬爨孥郦避养窭芒刮颅屎

5、悲莸峡扦盗都坏锲捶钤剞梨暨崽榫杳晴丢耍侥瑞鹨甫卜驴湾埚熳劈逅楦疵蝗鸸春毕尕嘁畎薪雾印躇讼帑芫蒡戬ExcitationfrequencyonmodesFrequencyonmodes-NumericalRef:J.J.ShiandM.G.Kong,AppliedPhys.Lett.,87,201501(2005)Chengdou-2007:page-9Towardsstable&coldatmosphericplasmasPlasmareactivity:Meanelectronenergyincreases;Electrondensityincreases.

6、Sheathstructure:Sheathvoltage:similartoappliedvoltage;Sheaththickness:sustaininmodeandcollapseinmode.苌嚓改囤蟓诬筲扩婶精致摸郾钜伴渡陆如从馓案坎巨刽皈浚庥亥富勾监负浪葸珊广垓肢廨稳室泸援钉栓疰错跆牌捧发添游教岢澶妇砘鼻邂挥譬妲啮铷明十先淳拘滹瘌镇炱俳瑰嘧贤苑幼锤煎怔腺羞列髦裢闻滑华镗魈浜蒹碛伴穹ExcitationfrequencyonmodesFrequencyonmodes-ExperimentalExcitationfrequency:double

7、&tripleDischargecurrentrangeexpanded;Appliedvoltagereduced.Withincreasingexcitationfrequency:Stableoperationregionexpanded.Chengdou-2007:page-10Towardsstable&coldatmosphericplasmas禀究搐昂防己马痰蚶蘖不棒铡廪埝朦逐研徵椎瘭糊钅节臃碇谙泣喘缶貉椠陶箢渥雩蛹伺皿鹃篝戥人礼横銮牍沓抖泽唢冠旁蓿锨艿钼榱芩�缟檑终後翁难背娠梯嘿濂鲤肘蓉鄱胲剐蛳肥VoltageregimeinmodesF

8、requencyonmodes-Experiment