第39卷第4期2024年4月Vol.39No.4Apr.2024液晶与显示ChineseJournalofLiquidCrystalsandDisplays高迁移率金属氧化物半导体薄膜晶体管的研究进展李强,葛春桥*,陈露,钟威平,梁齐莹,柳春锡,丁金铎(中山智隆新材料科技有限公司,广东中山528459)摘要:基于金属氧化物半导体(MOS)的薄膜晶体管(TFT)由于较高的场效应迁移率(μFE)、极低的关断漏电流和大面积电性均匀等特点,已成为助推平板显示或柔性显示产业发展的一项关键技术。经过30余年的研究,非晶铟镓锌氧化物(a-IGZO)率先替代非晶硅(a-Si)在TFT中得到推广应用。然而,为了同时满足显示产业对更高生产效益、更佳显示性能(如高分辨率、高刷新率等)和更低功耗等多元升级要求,需要迁移率更高的MOSTFTs技术。本文从固体物理学的角度,系统综述了MOSTFTs通过多元MOS材料实现高迁移率特性的研究进展,并讨论了迁移率与器件稳定性之间的关系。最后,总结展望了MOSTFTs的现状和发展趋势。关键词:金属氧化物半导体;薄膜晶体管;场效应迁移率;偏压稳定性中图分类号:TN321+.5文献标识码:Adoi:10.37188/CJLCD.2024-0032ResearchprogressofhighmobilitymetaloxidesemiconductorthinfilmtransistorsLIQiang,GEChunqiao*,CHENLu,ZHONGWeiping,LIANGQiying,LIUChunxi,DINGJinduo(ZhongshanZhilongNewMaterialTechnologyCo.Ltd.,Zhongshan528459,China)Abstract:Thin-filmtransistor(TFT)basedonmetaloxidesemiconductor(MOS)hasbecomeakeytechnologytoboostthedevelopmentoftheflatpaneldisplayorflexibledisplayindustryduetotheirhighfield-effectmobility(μFE),extremelylowcut-offleakagecurrentandgoodlarge-areaelectricaluniformity.Aftermorethan30yearsofresearch,amorphousindiumgalliumzincoxide(a-IGZO)isthefirsttobepopularizedinTFTbyreplacingtheamorphoussilicon(a-Si).However,inordertosimultaneouslymeetthemultipleupgraderequirementsofthedisplayindustryforhigherproductivity,betterdisplayperformance(suchashighresolution,highrefreshrate,etc.)andlowerpowerconsumption,MOSTFTstechnologywithhighermobilityisrequired.Fromtheperspectiveofsolid-statephysics,thispaperreviewstheresearchprogressofMOSTFTstoachievehighmobilitycharacteristicsthroughmulti-componentMOSmaterials,anddiscussestherelationshipbetwe...