Nanozyme-based biomolecules sensitive and quantitative detection is an attractive strategy due to their high chemical,thermal stability and reactive activity.Here,we have synthesized a significant number of two-dimens...Nanozyme-based biomolecules sensitive and quantitative detection is an attractive strategy due to their high chemical,thermal stability and reactive activity.Here,we have synthesized a significant number of two-dimensional(2D)cobalt-metal-organic framework(Co-MOF)nanosheets with oxidase(OXD)-like activity using a facile solvothermal method in one pot for biomolecule monitoring.展开更多
The development of basic oxygen furnace(BOF)intelligent steelmaking model based on artificial intelligence and big data is the focus of international research and development.In the view of the current situation that ...The development of basic oxygen furnace(BOF)intelligent steelmaking model based on artificial intelligence and big data is the focus of international research and development.In the view of the current situation that the BOF cannot continuously detect the composition and molten steel temperature,combined with the monitoring results of the high-definition and high-brightness camera at the converter mouth,an online BOF terminal temperature control model is established based on big data learning case-based reasoning model and expert system model.The on-site online operation shows that the model can effectively improve the"flying lance"phenomenon and the splashing condition,the stability and safety of smelting process are better than that of artificial smelting,the"flying lance"rate decreases from 39.2% to 0,the early splashing rate decreases from 21.4% to 13.3% and the late splashing rate decreases from 81.25% to 56.7%.When the temperature fluctuation is controlled at±15 oC,the hit rate of the terminal temperature under the automatic control of the model is 90.91%.展开更多
The overdose of 4-aminophenol(AP) threatens human health,and the determination of AP is crucial.Here,we report a flexible electrochemical sensor for highly sensitive and precise determination of AP.The ultrathin honey...The overdose of 4-aminophenol(AP) threatens human health,and the determination of AP is crucial.Here,we report a flexible electrochemical sensor for highly sensitive and precise determination of AP.The ultrathin honeycomblike NiCo-MOF nanosheets were in situ grown on freestanding flexible carbon cloth(CC) electrode.The porous structure among nanosheets and rich porosity of NiCoMOF shorten the transport path of electrolyte ions and reactants,ensuring fast electron transport.展开更多
基金financially supported by the National Natural Science Foundation of China(Nos.52272212 and 51802118)。
文摘Nanozyme-based biomolecules sensitive and quantitative detection is an attractive strategy due to their high chemical,thermal stability and reactive activity.Here,we have synthesized a significant number of two-dimensional(2D)cobalt-metal-organic framework(Co-MOF)nanosheets with oxidase(OXD)-like activity using a facile solvothermal method in one pot for biomolecule monitoring.
基金the support from the Open Competition Scientific and Technological Research Projects of Heilongjiang Province(2022ZXJ03A02)Jiangxi Provincial Technical Innovation Guidance Program(20202BDH80002).
文摘The development of basic oxygen furnace(BOF)intelligent steelmaking model based on artificial intelligence and big data is the focus of international research and development.In the view of the current situation that the BOF cannot continuously detect the composition and molten steel temperature,combined with the monitoring results of the high-definition and high-brightness camera at the converter mouth,an online BOF terminal temperature control model is established based on big data learning case-based reasoning model and expert system model.The on-site online operation shows that the model can effectively improve the"flying lance"phenomenon and the splashing condition,the stability and safety of smelting process are better than that of artificial smelting,the"flying lance"rate decreases from 39.2% to 0,the early splashing rate decreases from 21.4% to 13.3% and the late splashing rate decreases from 81.25% to 56.7%.When the temperature fluctuation is controlled at±15 oC,the hit rate of the terminal temperature under the automatic control of the model is 90.91%.
基金financially supported by the National Natural Science Foundation of China (Nos. 51802118, 52272212 and 11904131)the Natural Science Foundation of Shandong Province (Nos. ZR2022JQ20 and ZR2021YQ04)+1 种基金the Taishan Scholar Project of Shandong Province (No. tsqn202211168)the Key Laboratory of Optic-electric Sensing and Analytical Chemistry for Life Science, MOE (No. M2022-7)。
文摘The overdose of 4-aminophenol(AP) threatens human health,and the determination of AP is crucial.Here,we report a flexible electrochemical sensor for highly sensitive and precise determination of AP.The ultrathin honeycomblike NiCo-MOF nanosheets were in situ grown on freestanding flexible carbon cloth(CC) electrode.The porous structure among nanosheets and rich porosity of NiCoMOF shorten the transport path of electrolyte ions and reactants,ensuring fast electron transport.
