随着消费者环保意识的增强,日本涂料的功能性也开始多样化。
F可以通过与FA+形成氢键来抑制阳离子迁移和调节结晶,企业并且可以通过与Pb2+配位来钝化铅缺陷。钙钛矿和SnO2薄膜的埋底界面有许多缺陷,败启这些缺陷会阻碍载流子的提取,导致界面电荷积累和界面非辐射复合。
有机无机金属卤化物钙钛矿太阳能电池(PSC)因其低成本和高功率转换效率(PCE)而受到广泛关注,示录显示出潜在的商业价值。该工作为开发由多种化学键协同诱导的自下而上的整体载流子管理策略来提升器件的效率和稳定性提供了借鉴,日本为钙钛矿太阳能电池的商业化应用奠定了坚实的基础。企业Fig.1.(a)Schematicillustrationofmultiple-chemical-bond-inducedbottom-upholisticmodificationbasedonTBHCl.(b)Sn3dand(c)O1sXPSspectraoftheSnO2filmswithoutorwithmodifiers.19FNMRspectraoftheSnO2solutionswithoutandwith(d)BTFand(e)TBHCl.1HNMRspectraoftheSnO2solutionswithoutandwith(f)BTFand(g)TBHCl.(h)FTIRspectraofSnO2,SnO2-TBHClfilm,andpureTBHClintherangeof1000-1200cm-1.(i)Pb4fXPSspectraoftheperovskitefilmspreparedonpristineSnO2andmodifiedSnO2withBTF,BHClandTBHCl.(j)19FNMRspectraofTBHCl,TBHCl+PbI2andTBHCl+FAI.(k)1HNMRspectraofTBHCl,TBHCl+PbI2,TBHCl+FAI,andFAI.Fig.2.(a)ElectrostaticpotentialmapofBTF,BHClandTBHClmolecules.(b)Bindingenergies(Eb)betweentheOVdefectsinSnO2,iodinevacancyandFAvacancydefectsinFAPbI3incontactwithBTF,BHClandTBHClmolecules.OptimizedstructuresofSnO2surfacecontainingOVdefects(c)withoutandwith(d)BTF,(e)BHCl,and(f)TBHCl.OptimizedstructuresofFAPbI3surfacecontainingiodinevacancydefects(g)withoutandwith(h)BTF,(i)BHCl,and(j)TBHCl.OptimizedstructuresofFAPbI3surfacecontainingFAvacancydefects(k)withoutandwith(l)BTF,(m)BHCl,and(n)TBHCl.Fig.3.DLSspectraoffreshandaged(a)SnO2,(b)SnO2-BTF,(c)SnO2-BHCland(d)SnO2-TBHCl.(e)Current-voltagecurvesforthedeviceswiththestructureofITO/SnO2withoutorwithmodifiers/Ag.TheITOandPCBMstandfortheindium-tinoxide-coatedglasssubstrateandphenyl-C61-butyricacidmethylesterlayer,respectively.(f)Electronmobilityoftheelectron-onlydeviceswiththestructureofITO/PCBM/SnO2withoutandwithBTF,BHClandTBHCl/PCBM/Ag.(g)XRDforthecontrol,BTF-,BHCl-andtheTBHCl-modifiedperovskitefilms.GIXRDpatternswithdifferentωvalues(0.5~1.5)for(h)control,(i)BTF-,(j)BHCl-,and(k)TBHCl-modifiedperovskitefilms.(l)Thed-spacingvalueofthe(211)planeasafunctionofgrazingincidenceangleforthecontrol,BTF-,BHCl-andtheTBHCl-modifiedperovskitefilms.Fig.4.Top-viewSEMimagesof(a)control,(b)BTF-,(c)BHCl-,and(d)TBHCl-modifiedperovskitefilms.Thescalebaris1μm.PLmappingimagesof(e)glass/perovskite,(f)glass/BTF/perovskite,(g)glass/BHCl/perovskiteand(h)glass/TBHCl/perovskitefilms.(i-l)Current-voltagecurvesfortheelectron-onlydeviceswhichwascomposedofITO/SnO2withoutorwithmodifiers/perovskite/PCBM/BCP/Ag.Fig.5.(a)TRPLspectraoftheperovskitefilmsbasedonthepristineSnO2andSnO2modifiedwithBTF,BHCl,andTBHCl.Transientreflectionkineticsfortheperovskitefilmsdepositedon(b)SnO2,(c)SnO2-BTF,(d)SnO2-BHCland(e)SnO2-TBHClETLs.(f)TPCand(g)TPVdecaycurvesofthePSCsbasedonSnO2,BTF-,BHCl-andTBHCl-modifiedETLs.(h)EISmeasurementofthedevicesbasedoncontrol,BTF,BHCl,andTBHClETLs.Theinsetshowsequivalentcircuitofthedevice.(i)Thelight-intensitydependenceofVOCcurvesforthecontrolandmodifieddevices.Fig.6.(a)JSC,(b)VOC,(c)FFand(d)PCEofthecontrolandPSCsbasedontheoptimalconcentrationofBTF,BHClandTBHCl.J-Vcharacteristicsofthebest-performingPSCsbasedon(e)control,(f)BTF,(g)BHCland(h)TBHCl.(i)J-VcurvesofthechampionTBHClmodifieddevicewithPEAIpost-treatment.(j)SteadystateoutputperformanceofthechampionPSCswithoutandwithBTF,BHClandTBHClmodification.(k)ThermalstabilityoftheunencapsulatedPSCswithoutandwithmodifiersat60℃inaN2-filledglovebox.(l)HumiditystabilitytestofunencapsulatedPSCswithoutandwithmodifiersagedunderarelativehumidityof15-25%atroomtemperatureinthedark.BaibaiLiu,1RuLi,1QixinZhuang,XuemengYu,ShaokuanGong,DongmeiHe,QianZhou,HuaYang,XihanChen,ShirongLu,Zong-XiangXu,*ZhigangZang*andJiangzhaoChen*.Bottom-upholisticcarriermanagementstrategyinducedsynergisticallybymultiplechemicalbondstominimizeenergylossesforefficientandstableperovskitesolarcells.JournalofEnergyChemistry2022,https://doi.org/10.1016/j.jechem.2022.09.037.。
鉴于此,败启重庆大学陈江照研究员、败启臧志刚教授及南方科技大学许宗祥副教授等人提出了一种由多种化学键协同诱导的自下而上的整体载流子管理策略,以最大限度地减少高效钙钛矿太阳能器电池的体相和界面能量损失。通过TBHCl改性,示录抑制了SnO2纳米粒子的团聚、示录钝化了ETL中的氧空位缺陷和钙钛矿薄膜中的缺陷以及释放了钙钛矿膜中的拉伸应变,从而将PCE从21.28%提高到23.40%。
日本–NH2–C=NH2+和Cl-可分别通过与钙钛矿形成离子键和/或静电相互作用来钝化阳离子和卤素阴离子空位缺陷
近日,企业康丽莱家居官宣跳水世界冠军刘甜正式成为康丽莱品牌形象大使。我妈一听有老鼠,败启还以为是我家猫捉回家的战利品,下意识的把目光放在猫咪身上,这才发现哪儿是什么老鼠,是我家猫生崽了。
手忙脚乱的半抱半扶地领着猫咪去产窝,示录那是我妈提前给它做好的。不想我家猫母猫一看到我妈有离开的举动,日本立马崽子也不要了,非要从产窝里跳出来跟着我妈。
大快人心的事情是,企业家里的三花色母猫在猫崽子快三个月大的时候,企业开启了送猫活动,家附近的邻居收到后第二天带着盐巴来跟我妈磕唠,我妈也顺水推舟的手下盐巴并说了句:节省了送小猫的活儿。)最后母猫生下来5只小奶猫,败启两只是三花色、一只橘色、一只狸花色,估计老公最少有两个。