卷对卷(R2R)凹版印刷具有高的边缘分辨率、可图案化、高加工速度等优势,是制备大面积柔性有机太阳能电池(FOSCs)的一种可行技术.有机光活性层的薄膜质量是决定有机太阳能电池器件性能的关键.对于凹版印刷过程而言,墨水的转移是影响印刷...卷对卷(R2R)凹版印刷具有高的边缘分辨率、可图案化、高加工速度等优势,是制备大面积柔性有机太阳能电池(FOSCs)的一种可行技术.有机光活性层的薄膜质量是决定有机太阳能电池器件性能的关键.对于凹版印刷过程而言,墨水的转移是影响印刷薄膜厚度和质量的关键.本文深入研究了有机光活性层的墨水粘度对墨水转移率和薄膜缺陷的影响.我们开发了紫外可见光谱法,量化凹版印刷过程中墨水的转移率.通过对墨水的流变行为分析、流体动力学模拟和实验验证,深入研究了油墨粘度与油墨转移率、膜厚和膜均匀性之间的关系.结果表明,油墨粘度约为25 m Pa·s是R2R凹版印刷有机光活性层薄膜的适合粘度.通过对油墨配方的优化,我们制备了全R2R印刷FOSCs,其中1 cm^(2);电池的效率超过12%.展开更多
Mechanical force often has clear effects on tissue niche remodeling.However,the changes in stem cells and their roles in clinical treatment remain unclear.Orthodontic tooth movement(OTM),the primary approach to treati...Mechanical force often has clear effects on tissue niche remodeling.However,the changes in stem cells and their roles in clinical treatment remain unclear.Orthodontic tooth movement(OTM),the primary approach to treating dental-maxillofacial malformations,involves reconstruction of periodontal tissue.Herein,lineage tracing revealed that Col1t cells are distributed in the periodontal ligament and are sensitive to mechanical forces during OTM.Immunofluorescence analysis confirms that Col1^(+) cells can differentiate into osteoblasts and fibroblasts under orthodontic force.Moreover,Col1^(+) cells may be involved in angiogenesis.These findings suggest that Col1t cells play a crucial role in the mechanical remodeling of periodontal tissue during OTM and may serve as a valuable tool for studying the mechanism of OTM.展开更多
基金supported by the National Natural Science Foundation of China(22135001)Young Cross Team Project of CAS(JCTD-2021-14)+1 种基金“Dual Carbon”Science and Technology Innovation of Jiangsu Province(Industrial Prospect and Key Technology Research Program)(BE2022021)Vacuum Interconnected Nanotech Workstation,Suzhou Institute of Nano-Tech and Nano-Bionics,and Chinese Academy of Sciences(CAS)。
文摘卷对卷(R2R)凹版印刷具有高的边缘分辨率、可图案化、高加工速度等优势,是制备大面积柔性有机太阳能电池(FOSCs)的一种可行技术.有机光活性层的薄膜质量是决定有机太阳能电池器件性能的关键.对于凹版印刷过程而言,墨水的转移是影响印刷薄膜厚度和质量的关键.本文深入研究了有机光活性层的墨水粘度对墨水转移率和薄膜缺陷的影响.我们开发了紫外可见光谱法,量化凹版印刷过程中墨水的转移率.通过对墨水的流变行为分析、流体动力学模拟和实验验证,深入研究了油墨粘度与油墨转移率、膜厚和膜均匀性之间的关系.结果表明,油墨粘度约为25 m Pa·s是R2R凹版印刷有机光活性层薄膜的适合粘度.通过对油墨配方的优化,我们制备了全R2R印刷FOSCs,其中1 cm^(2);电池的效率超过12%.
基金supported in part by grants from the National Natural Science Foundation of China(82071083,82271006,82101048)the National Science Foundation of Shanghai(21ZR1436900,22ZR1436700)+8 种基金the Program of Shanghai Academic/Technology Research Leader(20XD1422300)the Cross-Disciplinary Research Fund of Shanghai Ninth People's Hospital,Shanghai Jiao Tong University School of Medicine(JYJC202116,JYJC201902)the Clinical Research Plan of SHDC(SHDC2020CR4084)the Biomaterials and Regenerative Medicine Institute Cooperative Research Project Shanghai Jiao Tong University School of Medicine(2022LHB02)the Project of Biobank of Shanghai Ninth People's Hospital,Shanghai Jiao Tong University School of Medicine(YBKB201909,YBKB202216)the Research Discipline Fund no.KQYJXK2020 from Ninth People's Hospital,Shanghai Jiao Tong University School of Medicine,and College of Stomatology,Shanghai Jiao Tong Universitythe Original Exploration Project of Shanghai Ninth People's Hospital,Shanghai Jiao Tong University School of Medicine(JYYC003)the Two-Hundred Talent Project of Shanghai Jiao Tong University School(20221809)Shanghai Science and Technology Innovation Action Plan-International Science and Technology Cooperation Program(23410713600).
文摘Mechanical force often has clear effects on tissue niche remodeling.However,the changes in stem cells and their roles in clinical treatment remain unclear.Orthodontic tooth movement(OTM),the primary approach to treating dental-maxillofacial malformations,involves reconstruction of periodontal tissue.Herein,lineage tracing revealed that Col1t cells are distributed in the periodontal ligament and are sensitive to mechanical forces during OTM.Immunofluorescence analysis confirms that Col1^(+) cells can differentiate into osteoblasts and fibroblasts under orthodontic force.Moreover,Col1^(+) cells may be involved in angiogenesis.These findings suggest that Col1t cells play a crucial role in the mechanical remodeling of periodontal tissue during OTM and may serve as a valuable tool for studying the mechanism of OTM.
