s: The current status of AEE in Hunan Province is introduced in brief. The reasons why the AEE was polluted and destroyed are analyzed; the countermeasures for improving AEE are brought forward.
In consideration of various advantages such as less harm,higher sensitivity,and deeper imaging depth,etc.,AIE materials with longwave emission are attracting extensive attention in the fields of vascular visualization...In consideration of various advantages such as less harm,higher sensitivity,and deeper imaging depth,etc.,AIE materials with longwave emission are attracting extensive attention in the fields of vascular visualization,organelle imaging,cells tracker,forensic detection,bioprobe and chemosensor,etc.In this work,a novel fluorescent(R)-PVHMA monomer with chirality and aggregation-induced emission enhancement(AEE)characteristics was acquired through enzymatic transesterification reaction basing on phenothiazine,and its[α]D25℃value was about-6.39°with a 3.08 eV bandgap calculated by the quantum calculations.Afterwards,a series of PEG-PVH1 and PEG-PVH2 copolymers with chirality feature were achieved through RAFT polymerization of the obtained(R)-PVHMA and PEGMA with various feed ratios.When the feed molar ratio of(R)-PVHMA increased from 21.5%to 29.6%,its actual molar fractions in the PEG-PVH1 and PEG-PVH2 copolymers accordingly increased from 18.1%to 25.7%.The molecular weight of PEG-PVH1 was about 2.2×10^(4) with a narrow PDI,and their kinetics estimation showed a first-order quasilinear procedure.In aqueous solution,the amphiphilic copolymers PEG-PVH could self-assemble into about 100 nm nanoparticles.In a 90%water solution of H_(2)O and THF mixture,the fluorescence intensity had the maximum value,and the emission wavelength presented at 580 and 630 nm.The investigation of cytotoxicity and cells uptake showed that PEG-PVH FONs performed outstanding biocompatibility and excellent cells absorption effects,which have great potential in bioimaging application.展开更多
对于户外运动爱好者来说,一款体积小巧、功能强劲的摄像机无疑会使得生活画面更加生动,而AEE SD23运动摄像机凭借小巧便携的百搭体形,强悍的动态感应捕捉以及三防功能给户外极限运动插上了翅膀,久坐室内的米饭们赶快与MI一起来感受户外...对于户外运动爱好者来说,一款体积小巧、功能强劲的摄像机无疑会使得生活画面更加生动,而AEE SD23运动摄像机凭借小巧便携的百搭体形,强悍的动态感应捕捉以及三防功能给户外极限运动插上了翅膀,久坐室内的米饭们赶快与MI一起来感受户外的激情吧!百搭变形运动感应与传统摄像机不同,A E E S D 2 360mm×53mm×42mm的小巧身躯可以轻松的依托在手中,搭上过百的配件之后,能够依靠底部的螺纹接口固定夹安装在运动头盔、车头、冲浪板、滑雪板、航拍飞行器等载体上,解放米饭的双手。当MI骑行时,展开更多
2005年4月1日，许继集团副总裁兼许继联华国际环境工程有限公司(以下简称许继联华)总经理檀国彪与奥地利能源及环境股份公司(Austrian Energy ＆ Environment AG，以下简称AEE公司)高级副总裁、烟气净化部总经理莫西汉先生在北京许继正...2005年4月1日，许继集团副总裁兼许继联华国际环境工程有限公司(以下简称许继联华)总经理檀国彪与奥地利能源及环境股份公司(Austrian Energy ＆ Environment AG，以下简称AEE公司)高级副总裁、烟气净化部总经理莫西汉先生在北京许继正式签署烟气脱硫技术合作协议，双方就湿法、干法烟气脱硫技术合作达成一致，建立全面合作关系，在中国境内共同开拓国内烟气脱硫业务。展开更多
文摘s: The current status of AEE in Hunan Province is introduced in brief. The reasons why the AEE was polluted and destroyed are analyzed; the countermeasures for improving AEE are brought forward.
基金financially supported by the Natural Science Foundation of Guangdong Province(Nos.2018A030313784 and 2021A1515410008)the Colleges and Universities Projects of Guangdong Province(Nos.2020KTSCX180,2020KTSCX184 and 2020ZDZX3027)+1 种基金the National Natural Science Foundation of China(No.51673107)the Climbing Plan of Guangdong Province(No.PDJH2021a0616)。
文摘In consideration of various advantages such as less harm,higher sensitivity,and deeper imaging depth,etc.,AIE materials with longwave emission are attracting extensive attention in the fields of vascular visualization,organelle imaging,cells tracker,forensic detection,bioprobe and chemosensor,etc.In this work,a novel fluorescent(R)-PVHMA monomer with chirality and aggregation-induced emission enhancement(AEE)characteristics was acquired through enzymatic transesterification reaction basing on phenothiazine,and its[α]D25℃value was about-6.39°with a 3.08 eV bandgap calculated by the quantum calculations.Afterwards,a series of PEG-PVH1 and PEG-PVH2 copolymers with chirality feature were achieved through RAFT polymerization of the obtained(R)-PVHMA and PEGMA with various feed ratios.When the feed molar ratio of(R)-PVHMA increased from 21.5%to 29.6%,its actual molar fractions in the PEG-PVH1 and PEG-PVH2 copolymers accordingly increased from 18.1%to 25.7%.The molecular weight of PEG-PVH1 was about 2.2×10^(4) with a narrow PDI,and their kinetics estimation showed a first-order quasilinear procedure.In aqueous solution,the amphiphilic copolymers PEG-PVH could self-assemble into about 100 nm nanoparticles.In a 90%water solution of H_(2)O and THF mixture,the fluorescence intensity had the maximum value,and the emission wavelength presented at 580 and 630 nm.The investigation of cytotoxicity and cells uptake showed that PEG-PVH FONs performed outstanding biocompatibility and excellent cells absorption effects,which have great potential in bioimaging application.
文摘对于户外运动爱好者来说,一款体积小巧、功能强劲的摄像机无疑会使得生活画面更加生动,而AEE SD23运动摄像机凭借小巧便携的百搭体形,强悍的动态感应捕捉以及三防功能给户外极限运动插上了翅膀,久坐室内的米饭们赶快与MI一起来感受户外的激情吧!百搭变形运动感应与传统摄像机不同,A E E S D 2 360mm×53mm×42mm的小巧身躯可以轻松的依托在手中,搭上过百的配件之后,能够依靠底部的螺纹接口固定夹安装在运动头盔、车头、冲浪板、滑雪板、航拍飞行器等载体上,解放米饭的双手。当MI骑行时,
文摘2005年4月1日，许继集团副总裁兼许继联华国际环境工程有限公司(以下简称许继联华)总经理檀国彪与奥地利能源及环境股份公司(Austrian Energy ＆ Environment AG，以下简称AEE公司)高级副总裁、烟气净化部总经理莫西汉先生在北京许继正式签署烟气脱硫技术合作协议，双方就湿法、干法烟气脱硫技术合作达成一致，建立全面合作关系，在中国境内共同开拓国内烟气脱硫业务。
