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Genes & Diseases 2024年第4期11卷 86-89页

作者： do-Won Jeong Hye-Jin Kim Jong-Wan Park Seulbee Lee Hyeryeon Jung Eugene c.Yi Nacksung Kime yang-Sook chun Department of Biomedical Sciences Seoul National University College of MedicineSeoul 03080Republic of Korea Department of Physiology Seoul National University College of MedicineSeoul 03080Republic of Korea Ischemic/Hypoxic Disease Institute Seoul National University College of MedicineSeoul 03080Republic of Korea Department of Molecular Medicine and Biopharmaceutical Sciences Graduate School of Convergence Science and Technology and College of Medicine Or College of PharmacySeoul National UniversitySeoul 03080Republic of Korea Department of Pharmacology Chonnam National University Medical SchoolGwangju 61469Republic of Korea

Bone undergoes continuous remodeling by tightly-coordinated actions of bone-resorbing osteoclasts and boneforming osteoblasts.1 Recent studies document that the dysregulation of histone methylation profiles is associated with the progression of ***,the specific epigenetic modifiers are incompletely *** this study,we demonstrate an inhibitory role of a variegation 3-9 homolog 1(SUV39H1)in osteoclast formation.

关键词： osteoclast remodeling incomplete

Electrocatalytic cO_(2) reduction to c_(2)H_(4): From lab to fab

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Journal of Energy chemistry 2024年第3期90卷 540-564,I0012页

作者： Zeyu Guo Fabao yang Xiaotong Li Huiwen Zhu Hainam do Kam Loon Fow Jonathan D.Hirst Tao Wu Qiulin Ye Yaqi Peng Hao Bin Wu Angjian Wu Mengxia Xu Department of chemical and Environmental Engineering and New Materials InstituteUniversity of Nottingham Ningbo ChinaNingbo 315100ZhejiangChina Key Laboratory of carbonaceous Waste Processing and Process Intensification of Zhejiang Province University of Nottingham Ningbo ChinaNingbo 315100ZhejiangChina Nottingham Ningbo china Beacons of Excellence Research and Innovation Institute University of Nottingham Ningbo ChinaNingbo 315100ZhejiangChina State Key Laboratory of clean Energy Utilization Department of Energy EngineeringZhejiang UniversityHangzhou 310027ZhejiangChina Institute for composites Science Innovation(IncSI)and State Key Laboratory of Silicon and Advanced Semiconductor Materials School of Materials Science and EngineeringZhejiang UniversityHangzhou 310027ZhejiangChina School of chemistry University of NottinghamUniversity ParkNottingham NG72RDUK Baima Lake Laboratory Hangzhou 310053ZhejiangChina

The global concerns of energy crisis and climate change,primarily caused by carbon dioxide(cO_(2)),are of utmost ***,the electrocatalytic cO_(2) reduction reaction(cO_(2)RR) to high value-added multi-carbon(c_(2+)) products driven by renewable electricity has emerged as a highly promising solution to alleviate energy shortages and achieve carbon *** these c_(2+) products,ethylene(c_(2)H_(4))holds particular importance in the petrochemical ***,this review aims to establish a connection between the fundamentals of electrocatalytic cO_(2) reduction reaction to ethylene(cO_(2)RRto-c_(2)H_(4)) in laboratory-scale research(lab) and its potential applications in industrial-level fabrication(fab).The review begins by summarizing the fundamental aspects,including the design strategies of high-performance cu-based electrocatalysts and advanced electrolyzer ***,innovative and value-added techniques are presented to address the inherent challenges encountered during the implementations of cO_(2)RR-to-c_(2)H_(4) in industrial ***,case studies of the technoeconomic analysis of the cO_(2)RR-to-c_(2)H_(4) process are discussed,taking into factors such as costeffectiveness,scalability,and market *** review concludes by outlining the perspectives and challenges associated with scaling up the cO_(2)RR-to-c_(2)H_(4) *** insights presented in this review are expected to make a valuable contribution in advancing the cO_(2)RR-to-c_(2)H_(4) process from lab to fab.

关键词： cO_(2) electroreduction reaction Ethylene Gas diffusion electrode Machine learning Density functional theory Techno-economic analysis

Engineering cu_(2)O/cu/N-c interface to induce directional migration of charge for driving photocatalytic homo-coupling of terminal alkynes

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Nano Research 2024年第8期17卷 6895-6902页

作者： Xiaoqin Yan Tianyi Xu Wenwen Zhan yang yang yang Yu Jianjian Yi Xiaoxiao He Lei yang Jianwei Zhao Liming Sun Xiguang Han Jiangsu Key Laboratory of Green Synthetic chemistry for Functional Materials Department of ChemistrySchool of Chemistry&Materials ScienceJiangsu Normal UniversityXuzhou 221116China State Key Laboratory of Precision Spectroscopy East China Normal UniversityShanghai 200241China college of Environmental Science and Engineering Yangzhou UniversityYangzhou 225009China Shenzhen HUASUAN Technology co. LtdShenzhen 518055China

The efficient utilization of visible light catalysts for organic reactions necessitates not only the effective separation of photogenerated electrons and holes to participate in the reaction,but also their ability to form key intermediates with reactant *** present study successfully synthesized a crusiform-like mesoporous structure of nitrogen-doped carbon-coated cu_(2)O/cu(cu_(2)O/cu/N-c)with a cu_(2)O/dual electron acceptor interface using etched HKUST-1 as the precursor.A series of theoretical and experimental studies have demonstrated that the cu_(2)O/cu/N-c interface in the photocatalytic homo-coupling of terminal alkynes not only effectively enhances the separation of photogenerated electron−hole pairs,but also facilitates the formation of the key intermediate[cu_(2)O/cu/N-c]-phenylacetylide and promotes the rearrangement of its internal *** a result,the homo-coupling reaction can be effectively *** primary reason for the functional role of cu_(2)O/cu/N-c interface lies in the downward bending of energy band from cu_(2)O to N-doped c layers,induced by the different work functions of cu_(2)O,cu and N-doped c ***,cu_(2)O/cu/N-c photocatalysts demonstrate exceptional photocatalytic activity in the homo-coupling reaction of terminal alkynes under blue-light irradiation and air *** present study presents a novel research methodology for the development of highly efficient visible light catalysts to facilitate organic reactions in future applications.

关键词： photocatalysis homo-coupling of terminal alkynes directional migration of charges heterojunction interface cu_(2)O carbon coated

Facile access to c-N bonds via unexpected side reactions of Knoevenagel condensation and their application in high-efficiency organic solar cells

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Science china chemistry 2024年第1期67卷 323-329页

作者： Daobin yang Shuncheng yang Hongqian Wang Lin Xie Pengyu Yan Ziyi Ge Zhejiang Engineering Research center for Energy Optoelectronic Materials and Devices Ningbo Institute of Materials Technology and EngineeringChinese Academy of SciencesNingbo 315201China School of Materials Science and chemical Engineering Ningbo UniversityNingbo 315211China center of Materials Science and Optoelectronics Engineering University of Chinese Academy of SciencesBeijing 100049China

The construction of c-N bonds is of great importance in the fields of biology,medicine,chemistry and materials ***,the replacement of organic base from pyridine to piperidine in the Knoevenagel condensation process unexpectedly yields a series of novel organic molecules containing c-N ***,the synthesis method does not require any external transition-metals catalysis,and photo-/***,when the new compound 1b is added as a third component to a well-known binary system of PM6:Y6,the efficiency of the organic solar cell is significantly improved,resulting in an outstanding efficiency of 18.0%,which is one of the highest values reported to date for PM6:Y6-based ternary organic solar cells.

关键词： c-N bonds Knoevenagel condensation cross-coupling reaction third component organic solar cells

Zincophilic Ti_(3)c_(2)cl_(2)MXene and anti-corrosive cu NPs for synergistically regulated deposition of dendrite-free Zn metal anode

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Journal of Materials Science & Technology 2024年第2期169卷 137-147页

作者： Yunfei Shen Yi Liu Kaisheng Sun Tiantian Gu Gang Wang Yue yang Jianxiang Pang yang Zheng Xiaodong yang Long chen Key Laboratory for Green Process of chemical Engineering of Xinjiang Bingtuan School of Chemistry and Chemical EngineeringShihezi UniversityShihezi 832003China Institute for chemistry Chemnitz University of TechnologyChemnitz 09107Germany cAS Key Laboratory of Functional Materials and Devices for Special Environments Xinjiang Key Laboratory of Electronic Information Materials and DevicesCenter of Materials Science and Optoelectronics EngineeringXinjiang Technical Institute of Physics and Chemistry of CASUrumqi 830011China Key Laboratory of Ecophysics and Department of Physics College of ScienceShihezi UniversityShihezi 832003China

Dendrites growth,chemical corrosion,and hydrogen evolution reaction(HER)on zinc anodes are the main barriers for the development of aqueous zinc-ion batteries(AZIBs).constructing interfacial protec-tive layer is an effective way to alleviate the side reactions on the ***,cu/Ti_(3)c_(2)cl_(2)MXene(cMX)with high zincophilic and hydrophobic property is prepared by the lewis molten salts etching method,and the cMX interface protection layer is constructed by a simple spin *** cMX coat-ing layer can provide abundant nucleation sites and uniformize the charge distribution through the zin-cophilic Ti_(3)c_(2)cl_(2)MXene matrix,leading to homogenous Zn *** addition,the hydrophobic coat-ing contained anti-corrosive cu nanoparticles can prevent the Zn anode from the electrolyte,beneficial for suppressing the chemical corrosion and ***,the stable and reversible Zn plating/stripping is achieved for the Zn anode coated by the cMX,which exhibits the lifespan of over 1400 h at 0.5 mA cm^(−2),and even can steadily run for 700 h with 65 mV at 10 mA cm^(−2).Furthermore,cMX@Zn shows a high coulombic efficiency of over 100%for 3800 cycles,which indicates that the cMX@Zn electrode has excellent stability and reversibility of Zn stripping/*** full batteries assembled with ZncoMnO/c(ZcM)cathodes also exhibits higher capacity(450.6 mAh g^(−1)at 0.1 A g^(−1))and cycle stability(capacity retention of 70%after 1500 cycles).This work enhanced the lifespan of AZIBs and broaden the research of multifunctional coating layer to other secondary batteries based on metal anodes.

关键词： Zinc anode Spin coating Zincophilic MXene Anti-corrosive cu NPs Multifunctional coating

Enhanced electrocatalytic cO_(2)reduction to formic acid using nanocomposites of In_(2)O_(3)@c with graphene

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Nano Research 2024年第6期17卷 5031-5039页

作者： Wenxiang Li Shuo Gao chuanruo yang Juntao yang Amjad Nisar Guolei Xiang Junsu Jin Beijing Key Laboratory of Membrane Science and Technology Beijing University of Chemical TechnologyBeijing 100029China Nanomaterials Research Group PDPINSTECHIslamabad 44000Pakistan Institute of Industrial chemistry College of ChemistryBeijing University of Chemical TechnologyBeijing 100029China

In_(2)O_(3)is an effective electrocatalyst to convert cO_(2)to formic acid(HcOOH),but its inherent poor electrical conductivity limits the efficient charge transfer during the ***,the tendency of In_(2)O_(3)particles to agglomerate during synthesis further limits the exposure of active *** we address these issues by leveraging the template effect of graphene oxide and employing InBDc as a self-sacrificing template for the pyrolysis synthesis of In_(2)O_(3)@*** resulting In_(2)O_(3)@c/rGO-600 material features In_(2)O_(3)@c nanocubes uniformly anchored on a support of reduced graphene oxide(rGO),significantly enhancing the active sites *** conductive rGO network facilitates charge transfer during electrocatalysis,and the presence of oxygen vacancies generated during pyrolysis,combined with the strong electron-donating ability of rGO,enhances the adsorption and activation of cO_(2).In performance evaluation,In_(2)O_(3)@c/rGO-600 exhibits a remarkable HcOOH Faradaic efficiency exceeding 94.0%over a broad potential window of−0.7 to−1.0 V(*** hydrogen electrode(RHE)),with the highest value of 97.9%at−0.9 V(***)in a ***,the material demonstrates an excellent cathodic energy efficiency of 71.6%at−0.7 V(***).The study underscores the efficacy of uniformly anchoring metal oxide nanoparticles onto rGO for enhancing the electrocatalytic cO_(2)reduction performance of materials.

关键词： In_(2)O_(3)@c nanocomposite electrochemical cO_(2)reduction reduced graphene oxide oxygen vacancy

Fine classification of rice paddy using multitemporal compact polarimetric SAR c band data based on machine learning methods

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Frontiers of Earth Science 2024年第1期18卷 30-43页

作者： Xianyu GUO Junjun YIN Kun LI Jian yang Huimin ZOU Fukun yang School of computer and communication Engineering University of Science and Technology BeijingBeijing 100083China Aerospace Information Research Institute Chinese Academy of SciencesBeijing 100094China Department of Electronic Engineering Tsinghua UniversityBeijing 100084China college of Global change and Earth System Science Beijing Normal UniversityBeijing 100875China

Rice is an important food crop for human *** distinguishing different varieties and sowing methods of rice on a large scale can provide more accurate information for rice growth monitoring,yield estimation,and phenological monitoring,which has significance for the development of modern *** polarimetric(cP)synthetic aperture radar(SAR)provides multichannel information and shows great potential for rice monitoring and ***,the use of machine learning methods to build classification models is a controversial *** this paper,the advantages of cP SAR data,the powerful learning ability of machine learning,and the important factors of the rice growth cycle were taken into account to achieve high-precision and fine classification of rice ***,cP SAR data were simulated by using the seven temporal RADARSAT-2 c-band data ***,20-two cP SAR parameters were extracted from each of the seven temporal cP SAR data *** addition,we fully considered the change degree of cP SAR parameters on a time scale(ΔcP_(doY)).Six machine learning methods were employed to carry out the fine classification of rice *** results show that the classification methods of machine learning based on multitemporal cP SAR data can obtain better results in the fine classification of rice paddies by considering the parameters ofΔcP_(doY).The overall accuracy is greater than 95.05%,and the Kappa coefficient is greater than *** them,the random forest(RF)and support vector machine(SVM)achieve the best results,with an overall accuracy reaching 97.32%and 97.37%,respectively,and Kappa coefficient values reaching 0.965 and 0.966,*** the two types of rice paddies,the average accuracy of the transplant hybrid(T-H)rice paddy is greater than 90.64%,and the highest accuracy is 95.95%.The average accuracy of direct-sown japonica(D-J)rice paddy is greater than 92.57%,and the highest accuracy is 96.13%.

关键词： compact polarimetric(cP)SAR rice paddy machine learning fine classification multitemporal

Irreducible Representations of GL_(n)(c)of Minimal Gelfand-Kirillov Dimension

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Acta Mathematica Sinica,English Series 2024年第3期40卷 639-657页

作者： Zhan Qiang BAI yang yang cHEN dong Wen LIU Bin Yong SUN School of Mathematical Sciences Soochow UniversitySuzhou 215006P.R.China School of Sciences JiangnanUniversityWui214122P.R.China School of Mathematical Sciences Zhejiang UniversityHangzhou 310058P.R.China Institute for Advanced Study in Mathematics Zhejiang UniversityHangzhou 310058P.R.China

In this article,by studying the Bernstein degrees and Goldie rank polynomials,we es-tablish a comparison between the irreducible representations of G=GL_(n)(c)possessing the minimal Gelfand-Kirillov dimension and those induced from finite-dimensional representations of the maximal parabolic subgroup of G of type(n-1,1).We give the transition matrix between the two bases for the corresponding coherent families.

关键词： Bernstein degree coherent continuation Gelfand-Kirillov dimension

A twist in the tale:global insights into archaeal box c/D RNA-guided 2′-O-methylation

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Science china(Life Sciences) 2024年第4期67卷 849-850页

作者： Bin Li Jianhua yang MOE Key Laboratory of Gene Function and Regulation State Key Laboratory of BiocontrolSchool of Life SciencesSun Yat-sen UniversityGuangzhou 510275China The Fifth Affiliated Hospital Sun Yat-sen UniversityZhuhai 519000China

The 2′-O-methylation of RNA stands as a dynamic and multifaceted modification,wielding significant influence over the regulation of RNA function,stability,and interactions within the cellular context(Sun et al.,2023)... 详细信息

关键词： twist insight

Nitrogen-doping boosts *cO utilization and H2O activation on copper for improving cO2 reduction to c2+ products

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Green Energy & Environment 2024年第9期9卷 1459-1465页

作者： Yisen yang Zhonghao Tan Jianling Zhang Jie yang Renjie Zhang Sha Wang Yi Song Zhuizhui Su Beijing National Laboratory for Molecular Sciences CAS Laboratory of Colloid and Interface and Thermodynamics CAS Research/Education Center for Excellence in Molecular Sciences Center for Carbon Neutral Chemistry Institute of Chemistry Chinese Academy of Sciences School of chemical Sciences University of Chinese Academy of Sciences Key Laboratory of Photochemistry CAS Research/Education Center for Excellence in Molecular Sciences Institute of Chemistry Chinese Academy of Sciences

To improve the electrocatalytic transformation of carbon dioxide （cO2） to multi-carbon (c2+) products is of great *** we developed a nitrogen-doped cu catalyst,by which the maximum c2+Faradaic efficiency can reach 72.7%in flow-cell system,with the partial current density reaching 0.62 A *** in situ Raman spectra demonstrate that the *cO adsorption can be strengthened on such a N-doped cu catalyst,thus promoting the*cO utilization in the subsequent c–c coupling ***,the water activation can be well enhanced by N doping on cu *** to the synergistic effects,the selectivity and activity for c2+products over the N-deoped cu catalyst are much improved.

关键词： Electrocatalytic cO 2 reduction reaction copper catalyst doping Multi-carbon products In situ Raman measurement