Self-assembled monolayers(SAMs)are the basic building blocks for bottom-up construction of organic electronics,which have garnered significant research interest in molecular electronics.However,structural defects and ...Self-assembled monolayers(SAMs)are the basic building blocks for bottom-up construction of organic electronics,which have garnered significant research interest in molecular electronics.However,structural defects and insufficient intermolecular coupling in SAMs result in low mobilities(10-5–10-2 cm2 V-1 s-1)in organic field-effect transistors(OFETs)[1],and attempts to improve the mobility of SAM-OFET achieved limited success.As a unique type of SAMs,monolayer molecular crystals(MMCs)(Fig.1a),featured by monolayer-molecular thickness and longrange ordered in-plane molecular packing,are expected to combine high-transparency and ultra-flexibility of SAMs with singlecrystal nature for high-performance OFETs.In the past decade,various approaches for preparing MMCs have been developed,and impressive optoelectronic performance has been realized in MMC-devices and MMC-based heterostructures,such as OFETs,OFET-based sensors,photodiodes,logic circuits,etc.展开更多
Organic field-effect transistors(OFETs)are highly attractive candidates for critical drive components in next-generation flexible and lightweight electronics.In recent years,great progress has been made in the perform...Organic field-effect transistors(OFETs)are highly attractive candidates for critical drive components in next-generation flexible and lightweight electronics.In recent years,great progress has been made in the performance and process of OFETs;reports of mobilities greater than 10 cm2 V-1 s-1 alongside large-area fabrications are increasingly common,and numerous proof-ofconcept applications have been successfully demonstrated[1,2].With these advances,OFETs are finding their way from a research hotspot to an attractive technology entering the emerging markets for flexible electronics,such as flexible displays,sensor arrays,radio frequency identification,and wearables.However,the stability issues remain a bottleneck in the progress of OFETs towards a mainstream technology due to intrinsic nature of organic molecular crystals.In future days,understanding the factors that govern the environmental and operational stabilities of OFETs in complicated practical applications,and providing corresponding stability improvement strategies,will be formidable challenges and research priorities.展开更多
基金supported by the National Key R&D Plan of China(2022YFB3603800 and 2020YFB0204802)the National Natural Science Foundation of China(T2225028 and 22075295)Chinese Academy of Sciences(Hundred Talents Plan,Youth Innovation Promotion Association,and Young Scientists in Basic Research(YSBR-053))。
文摘Self-assembled monolayers(SAMs)are the basic building blocks for bottom-up construction of organic electronics,which have garnered significant research interest in molecular electronics.However,structural defects and insufficient intermolecular coupling in SAMs result in low mobilities(10-5–10-2 cm2 V-1 s-1)in organic field-effect transistors(OFETs)[1],and attempts to improve the mobility of SAM-OFET achieved limited success.As a unique type of SAMs,monolayer molecular crystals(MMCs)(Fig.1a),featured by monolayer-molecular thickness and longrange ordered in-plane molecular packing,are expected to combine high-transparency and ultra-flexibility of SAMs with singlecrystal nature for high-performance OFETs.In the past decade,various approaches for preparing MMCs have been developed,and impressive optoelectronic performance has been realized in MMC-devices and MMC-based heterostructures,such as OFETs,OFET-based sensors,photodiodes,logic circuits,etc.
基金supported by the National Key Research and Development Program of China(2022YFB3603802)the National Natural Science Foundation of China(62374033)Fujian Science&Technology Innovation Laboratory for Optoelectronic Information of China(2021ZZ129)。
基金supported by the National Key Research and Development Program of China(2022YFB3603802)the National Natural Science Foundation of China(62374033)Fujian Science&Technology Innovation Laboratory for Optoelectronic Information of China(2021ZZ129)。
基金supported by the National Natural Science Foundation of China(52073206,52273193)the Fundamental Research Funds for the Central UniversitiesTianjin University 2021 Postgraduate Education Special Fund(B2-2021-005)。
基金supported by the Ministry of Science and Technology of China(2018YFA0703200)the National Natural Science Foundation of China(51973154)the Natural Science Foundation of Tianjin(20JCZDJC00680)。
基金supported by the National Natural Science Foundation of China(51873148,52073206,and 52273193)the Collaborative Innovation Program of Tianjin University and Qinghai Minzu University(2022TQ05)+1 种基金Tianjin Science Foundation(20JCQNJC01990)Haihe Laboratory of Sustainable Chemical Transformations。
基金the National Key Research and Development Program(2018YFA0703200)the National Natural Science Foundation of China(52225304,52073210,52203236,and 52121002)+1 种基金Natural Science Foundation of Tianjin City(19JCJQJC62600)the Haihe Laboratory of Sustainable Chemical Transformations for financial support。
文摘Organic field-effect transistors(OFETs)are highly attractive candidates for critical drive components in next-generation flexible and lightweight electronics.In recent years,great progress has been made in the performance and process of OFETs;reports of mobilities greater than 10 cm2 V-1 s-1 alongside large-area fabrications are increasingly common,and numerous proof-ofconcept applications have been successfully demonstrated[1,2].With these advances,OFETs are finding their way from a research hotspot to an attractive technology entering the emerging markets for flexible electronics,such as flexible displays,sensor arrays,radio frequency identification,and wearables.However,the stability issues remain a bottleneck in the progress of OFETs towards a mainstream technology due to intrinsic nature of organic molecular crystals.In future days,understanding the factors that govern the environmental and operational stabilities of OFETs in complicated practical applications,and providing corresponding stability improvement strategies,will be formidable challenges and research priorities.
基金supported by the Ministry of Science and Technology of China(2018YFA0703200 and 2022YFB3603800)the National Natural Science Foundation of China(21875259,52233010,51725304,61890943 and 22021002)+4 种基金the Chinese Academy of Sciences Project for Young Scientists in Basic Research(YSBR-053)the Youth Innovation Promotion Association of the Chinese Academy of Sciencesthe National Program for Support of Top-notch Young ProfessionalsBeijing National Laboratory for Molecular Sciences(BNLMS-CXXM-202012)the Key Research Program of the Chinese Academy of Sciences(XDPB13)。
基金the financial support from the National Natural Science Foundation of China(61974029)the Natural Science Foundation for Distinguished Young Scholars of Fujian Province(2020J06012)Fujian Science&Technology Innovation Laboratory for Optoelectronic Information of China(2021ZZ129)。
