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STCF conceptual design report (Volume 1): Physics & detector

Frontiers of physics 2024年第1期19卷 1-154页

作者： M.Achasov x.C.Ai L.P.An R.Aliberti Q.An x.Z.Bai Y.Bai O.Bakina A.Barnyakov V.Blinov V.Bobrovnikov D.Bodrov A.Bogomyagkov A.Bondar I.Boyko Z.H.Bu F.M.Cai H.Cai j.j.Cao Q.H.Cao x.Cao Z.Cao Q.Chang K.T.Chao D.Y.Chen H.Chen H.x.Chen j.F.Chen K.Chen L.L.Chen P.Chen S.L.Chen S.M.Chen S.Chen S.P.Chen W.Chen x.Chen x.F.Chen x.R.Chen Y.Chen Y.Q.Chen H.Y.Cheng j.Cheng S.Cheng T.G.Cheng j.P.Dai L.Y.Dai x.C.Dai D.Dedovich A.Denig I.Denisenko j.M.Dias D.Z.Ding L.Y.Dong W.H.Dong V.Druzhinin D.S.Du Y.j.Du Z.G.Du L.M.Duan D.Epifanov Y.L.Fan S.S.Fang Z.j.Fang G.Fedotovich C.Q.Feng x.Feng Y.T.Feng j.L.Fu j.Gao Y.N.Gao P.S.Ge C.Q.Geng L.S.Geng A.Gilman L.Gong T.Gong B.Gou W.Gradl j.L.Gu A.Guevara L.C.Gui A.Q.Guo F.K.Guo j.C.Guo j.Guo Y.P.Guo Z.H.Guo A.Guskov K.L.Han L.Han M.Han x.Q.Hao j.B.He S.Q.He x.G.He Y.L.He Z.B.He Z.x.Heng B.L.Hou T.j.Hou Y.R.Hou C.Y.Hu H.M.Hu K.Hu R.j.Hu W.H.Hu x.H.Hu Y.C.Hu j.Hua G.S.Huang j.S.Huang M.Huang Q.Y.Huang W.Q.Huang x.T.Huang x.j.Huang Y.B.Huang Y.S.Huang N.Hüsken V.Ivanov Q.P.ji j.j.jia S.jia Z.K.jia H.B.jiang j.jiang S.Z.jiang j.B.jiao Z.jiao H.j.jing x.L.Kang x.S.Kang B.C.Ke M.Kenzie A.Khoukaz I.Koop E.Kravchenko A.Kuzmin Y.Lei E.Levichev C.H.Li C.Li D.Y.Li F.Li G.Li G.Li H.B.Li H.Li H.N.Li H.j.Li H.L.Li j.M.Li j.Li L.Li L.Li L.Y.Li N.Li P.R.Li R.H.Li S.Li T.Li W.j.Li x.Li x.H.Li x.Q.Li x.H.Li Y.Li Y.Y.Li Z.j.Li H.Liang j.H.Liang Y.T.Liang G.R.Liao L.Z.Liao Y.Liao C.x.Lin D.x.Lin x.S.Lin B.j.Liu C.W.Liu D.Liu F.Liu G.M.Liu H.B.Liu j.Liu j.j.Liu j.B.Liu K.Liu K.Y.Liu K.Liu L.Liu Q.Liu S.B.Liu T.Liu x.Liu Y.W.Liu Y.Liu Y.L.Liu Z.Q.Liu Z.Y.Liu Z.W.Liu I.Logashenko Y.Long C.G.lu j.x.lu N.lu Q.F.Lü Y.lu Y.lu Z.lu P.lukin F.j.luo T.luo x.F.luo Y.H.luo H.j.Lyu x.R.Lyu j.P.Ma P.Ma Y.Ma Y.M.Ma F.Maas S.Malde D.Matvienko Z.x.Meng R.Mitchell A.Nefediev Y.Nefedov S.L.Olsen Q.Ouyang P.Pakhlov G.Pakhlova x.Pan Y.Pan E.Passemar Y.P.Pei H.P.Peng L.Peng x.Y.Peng x.j.Peng K.Peters S.Pivovarov E.Pyata B.B.Qi Y.Q.Qi W.B.Qian Y.Qian C.F.Qiao j.j.Qin j.j.Qin L.Q.Qin x.S.Qin T.L.Qiu j.Rademacker C.F.Redmer H.Y.Sang Anhui University Hefei 230039China Beihang University Beijing 100191China Budker Institute of Nuclear Physics Novosibirsk 630090Russia CAS Key Laboratory of Theoretical Physics Institute of Theoretical PhysicsChinese Academy of SciencesBeijing 100190China Cavendish Laboratory University of CambridgeJJ Thomson AveCambridge CB30HEUnited Kingdom Central China Normal University Wuhan 430079China Central South University Changsha 410083China China University of Geosciences Wuhan 430074China China University of Mining and Technology Xuzhou 221116China École Polytechnique Fédérale de Lausanne(EPFL) LausanneSwitzerland Fudan University Shanghai 200433China Goethe University Frankfurt D-60325 Frankfurt am MainGermany Guangxi Normal University Guilin 541004China Guangxi Uninversity Nanning 530004China Hangzhou Institute for Advanced Study UCASHangzhou 310024China Hebei Normal University Shijiazhuang 050024China Hebei University Baoding 071002China Hefei University of Technology Hefei 230601China Helmholtz Institute Mainz Staudinger Weg 18D-55099 MainzGermany Henan Normal University Xinxiang 453007China Henan University Kaifeng 475004China High Energy Physics Center Chung-Ang UniversitySeoul 06974Korea Higher School of Economy 11 Pokrovsky Bulvar Moscow 109028Russia Huangshan University Huangshan 245000China Hubei University of Automotive Technology Shiyan 442002China Hunan Normal University Changsha 410081China Hunan University of Science and Technology Xiangtan 411201China Hunan University Changsha 410082China Indiana University BloomingtonIndiana 47405USA Inner Mongolia University Hohhot 010021China Institute of Advanced Science Facilities Shenzhen 518107China Institute of High Energy Physics Chinese Academy of SciencesBeijing 100049China Institute of Modern Physics Chinese Academy of SciencesLanzhou 730000China Institute of Physics Academia SinicaTaipeiTaiwan 11529China Institute of Theoretical Physics Chinese Academy of SciencesBeijing 100190China jilin University Changch

The superτ-charm facility(STCF)is an electron–positron collider proposed by the Chinese particle physics *** is designed to operate in a center-of-mass energy range from 2 to 7 GeV with a peak luminosity of 0.5×10^(35) cm^(–2)·s^(–1) or *** STCF will produce a data sample about a factor of 100 larger than that of the presentτ-charm factory—the BEPCII,providing a unique platform for exploring the asymmetry of matter-antimatter(charge-parity violation),in-depth studies of the internal structure of hadrons and the nature of non-perturbative strong interactions,as well as searching for exotic hadrons and physics beyond the Standard *** STCF project in China is under development with an extensive R&D *** document presents the physics opportunities at the STCF,describes conceptual designs of the STCF detector system,and discusses future plans for detector R&D and physics case studies.

关键词： electron–positron collider tau-charm region high luminosity STCF detector conceptual design

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Analyzing carbon emissions and influencing factors in Chengdu-Chongqing urban agglomeration counties

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journal of Environmental Sciences 2025年第5期151卷 640-651页

作者： Zhang Heng lu Wenfu Peng Lindan Zhang Key Laboratory of the Evaluation and Monitoring of Southwest Land Resources(Ministry of Education) Sichuan Normal UniversityChengdu 610068China The Institute of Geography and Resources Science Sichuan Normal UniversityChengdu 610068China

Majority of carbon emissions originate from fossil energy consumption,thus necessitating calculation and monitoring of carbon emissions from energy *** this study,we utilized energy consumption data from Sichuan Province and Chongqing Municipality for the years 2000 to 2019 to estimate their statistical carbon *** then employed nighttime light data to downscale and infer the spatial distribution of carbon emissions at the county level within the Chengdu-Chongqing urban ***,we analyzed the spatial pattern of carbon emissions at the county level using the coefficient of variation and spatial autocorrelation,and we used the Geographically and Temporally Weighted Regression(GTWR)model to analyze the influencing factors of carbon emissions at this *** results of this study are as follows:(1)from 2000 to 2019,the overall carbon emissions in the Chengdu-Chongqing urban agglomeration showed an increasing trend followed by a decrease,with an average annual growth rate of 4.24%.However,in recent years,it has stabilized,and 2012 was the peak year for carbon emissions in the Chengdu-Chongqing urban agglomeration;(2)carbon emissions exhibited significant spatial clustering,with high-high clustering observed in the core urban areas of Chengdu and Chongqing and low-low clustering in the southern counties of the Chengdu-Chongqing urban agglomeration;(3)factors such as GDP,population(Pop),urbanization rate(Ur),and industrialization structure(Ic)all showed a significant influence on carbon emissions;(4)the spatial heterogeneity of each influencing factor was evident.

关键词： Carbon emissions Chengdu-Chongqing urban agglomeration Spatial autocorrelation Geographically and temporally weighted regression

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Synthesis of ternary geopolymers using prediction for effective solidification of mercury in tailings

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journal of Environmental Sciences 2025年第1期147卷 392-403页

作者： xuan lu jinfa Guo Fang Chen Mengkui Tian School of Chemistry and Chemical Engineering Guizhou UniversityGuiyang 550025China

This study used steel slag,fly ash,and metakaolin as raw materials(SFM materials)to create silica-alumina-based geopolymers that can solidify Hg^(2+)when activated with sodiumbased water *** experiments began with a triangular lattice point mixing design experiment,and the results were fitted,analyzed,and *** optimum SFM material mass ratio was found to be 70%steel slag,25%fly ash,and 5%*** optimum modulus of the activator was identified by comparing the unconfined compressive strength and solidifying impact on Hg^(2+)of geosynthetics with different *** SFM geopolymer was then applied in the form of potting to cure the granulated mercury *** inclusion of 50%SFM material generated a geosynthetic that reduced mercury transport to the surface soil by roughly 90%.The mercury concentration of herbaceous plant samples was also reduced by 78%.It indicates that the SFM material can effectively attenuate the migration transformation of ***,characterization methods such as xPS and FTIR were used to investigate the mechanism of Hg^(2+)solidification by geopolymers generated by SFM *** possible solidification mechanisms were proposed as alkaline environment-induced mercury precipitation,chemical bonding s,surface adsorption of Hg^(2+)and its precipitates by the geopolymer,and physical encapsulation.

关键词： Mercury Geopolymer Solidification Tailings

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Electronic modulation towards MOFs as template derived CoP via engineered heteroatom defect for a highly effcient overall water splitting

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journal of Energy Chemistry 2025年第2期101卷 598-607页

作者： Meijie Ding Zhiqiang Wei Dexue Liu Wenhua Zhao Qiang lu Zhiming Li Qingsong Yu Chenggong lu Hua Yang State Key Laboratory of Advanced Processing and Recycling of Non-ferrous Metals Lanzhou University of Technology School of Science Lanzhou University of Technology

The reasonable design of material morphology and eco-friendly electrocatalysts are essential to highly efficient water *** is proposed that a promising strategy effectively regulates the electronic structure of the d-orbitals of CoP using cerium doping in this paper,thus significantly improving the intrinsic property and conductivity of CoP for water *** a result,the as-synthesize porous Ce-doped CoP micro-polyhedron composite derived from Ce-ZIF-67 as bifunctional electrocatalytic materials exhibits excellent electrocatalytic performance in both the oxygen evolution reaction（OER） and the hydrogen evolution reaction（HER）,overpotentials of about 152 mV for HER at 10 mA cm-2and about 352 mV for OER at 50 mA cm-2,and especially it shows outstanding long-term ***,an alkaline electrolyzer,using Ce0.04Co0.96P electrocatalyst as both the anode and cathode,delivers a cell voltage value of1.55 V at the current density of 10 mA *** calculation results of the density functional theory（DFT）demonstrate that the introduction of an appropriate amount of Ce into CoP can enhance the conductivity,and can induce the electronic modulation to regulate the selective adsorption of reaction intermediates on catalytic surface and the formation of O*intermediates（CoOOH）,which exhibits an excellent electrocatalytic *** study provides novel insights into the design of an extraordinary performance water-splitting of the multicomponent electrocatalysts.

关键词： Cerium Hydrogen evolution Oxygen evolution Phosphides Water splitting

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Synergistic BrΦnsted/Lewis acid catalyzed atroposelective synthesis of aryl-β-naphthol

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Chinese Chemical Letters 2025年第1期36卷 293-298页

作者： jiajun lu Zhehui Liao Tongxiang Cao Shifa Zhu Key Laboratory of Functional Molecular Engineering of Guang-dong Province School of Chemistry and Chemical EngineeringSouth China University of TechnologyGuangzhou 510640China School of Chemistry and Chemical Engineering Zhejiang Sci-Tech UniversityHangzhou 310018China State Key Laboratory of Elemento-Organic Chemistry Nankai UniversityTianjin 300071China

Axially chiral binaphthol have achieved great success in asymmetric *** toα-binaphthol,axially chiral aryl-β-naphthol are far less ***,we report a method of asymmetric catalysis to constructβ-naphthol with up to 99%yield,95.5:4.5 enantiomeric ratio,using alkynyl esters as precursors and chiral phosphonic acid(CPA)/Lewis acid as *** steps involve oxygen transfer and de novo arene formation to set up the chiral ***,this methodology provides a versatile platform for structurally divergent synthesis of atroposelectiveβ-naphthol analogs,which are widely found in bioactive molecules and asymmetric catalysts.

关键词： Synergistic catalysis Atropisomerism Aryl-β-naphthol Enantioselectivity Tandem reaction

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Mechanism of extracellular electron transport and reactive oxygen mediated Sb(Ⅲ)oxidation by Klebsiella aerogenes HC10

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journal of Environmental Sciences 2025年第1期147卷 11-21页

作者： Qun Rong Chaolan Zhang Caiyuan Ling Dingtian lu Linjiang jiang College of Resources Environment and Materials Guangxi UniversityNanning 530004China School of Environment and Life Science Nanning Normal UniversityNanning 530001China

Microbial oxidation and the mechanism of Sb(Ⅲ)are key governing elements in biogeochemical cycling.A novel Sb oxidizing bacterium,Klebsiella aerogenes HC10,was attracted early and revealed that extracellular metabolites were the main fractions driving Sb ***,linkages between the extracellular metabolite driven Sb oxidation process and mechanism remain ***,model phenolic and quinone compounds,i.e.,anthraquinone-2,6-disulfonate(AQDS)and hydroquinone(HYD),representing extracellular oxidants secreted by *** HC10,were chosen to further study the Sb(Ⅲ)oxidation mechanism.N_(2)purging and free radical quenching showed that oxygen-induced oxidation accounted for 36.78%of Sb(Ⅲ)in the metabolite reaction system,while hydroxyl free radicals(·OH)accounted for 15.52%.·OH and H_(2)O_(2)are the main driving factors for Sb *** quenching,methanol purification and electron paramagnetic resonance(EPR)analysis revealed that·OH,superoxide radical(O_(2)^(•-))and semiquinone(SQ-•)were reactive intermediates of the phenolic induced oxidation ***-induced ROS are one of the main oxidants in *** voltammetry(CV)showed that electron transfer of quinone also mediated Sb(Ⅲ)*** of Sb(V)was scavenged by the formation of the secondary Sb(V)-bearing mineral mopungite[NaSb(OH)6]in the incubation *** study demonstrates the microbial role of oxidation detoxification and mineralization of Sb and provides scientific references for the biochemical remediation of Sb-contaminated soil.

关键词： Antimonite oxidation Active oxygen Free radical Electron transfer AQDS

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Realizing interfacial coupled electron/ion transport through reducing the interfacial oxygen density of carbon skeletons for high-performance lithium metal anodes

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journal of Energy Chemistry 2025年第2期101卷 744-750页

作者： Yao-lu Ye Yan Zhou Huan Ye Fei-Fei Cao College of Chemistry Huazhong Agricultural University Institute of Applied Mycology College of Plant Science and Technology Huazhong Agricultural University

Lithium plating/stripping occurs at the a node/electrolyte interface which involves the flow of electrons from the current collector and the migration of lithium ions from the solid-electrolyte interphase（SEI）.The dual continuous rapid transport of interfacial electron/ion is required for homogeneous Li ***,we propose a strategy to improve the Li metal anode performance by rationally regulating the interfacial electron density and Li ion transport through the SEI *** key technique involves decreasing the interfacial oxygen density of biomass-derived carbon host by regulating the arrangement of the celluloses precursor *** higher specific surface area and lower interfacial oxygen density decrease the local current density and ensure the formation of thin and even SEI film,which stabilized Li+transfer through the Li/electrolyte ***,the improved graphitization and the interconnected conducting network enhance the surface electronegativity of carbon and enable uninterruptible electron *** result is continuous and rapid coupled interfacial electron/ion transport at the anode/electrolyte reaction interface,which facilitates uniform Li deposition and improves Li anode *** Li/C anode shows a high initial Coulombic efficiency of 98% and a long-term lifespan of over 150cycles at a practical low N/P（negative-to-positive） ratio of 1.44 in full cells.

关键词： Cellulose Electron/ion conducting Interfacial oxygen density Lithium metal batteries Lithium-lean metal anodes

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Critical new insights into the interactions of hexafluoropropylene oxide-dimer acid(Genx or HFPO-DA)with albumin at molecular and cellular levels

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journal of Environmental Sciences 2025年第3期149卷 88-98页

作者： Shi-Ya Peng Ya-Di Yang Rong Tian Naihao lu jiangxi Key Laboratory of Green Chemistry College of Chemistry and Chemical EngineeringJiangxi Normal UniversityNanchang 330022China

A key characteristic to be elucidated,to address the harmful health risks of environmental perfluorinated alkyl substances(PFAS),is their binding modes to serum albumin,the most abundant protein in *** oxide-dimer acid(Genx or HFPO-DA)is a new industrial replacement for the widespread linear long-chain ***,the detailed interaction of new-generation short-chain PFAS with albumin is still ***,the binding characteristics of bovine serum albumin(BSA)to Genx were explored at the molecular and cellular *** found that this branched short-chain Genx could bind to BSA with affinity lower than that of legacy linear long-chain perfluorooctanoic acid(PFOA).Site marker competitive study and molecular docking simulation revealed that Genx interacted with subdomain IIIA to form BSA-Genx *** with its weaker affinity to albumin protein,the cytotoxicity of branched short-chain Genx was less susceptible to BSA binding compared with that of the linear long-chain *** contrast to the significant effects of strong BSA-PFOA interaction,the weak affinity of BSA-Genx binding did not influence the structure of protein and the cytotoxicity of *** detailed characterization and direct comparisons of serum albumin interaction with new generation short-chain Genx will provide a better understanding for the toxicological properties of this new alternative.

关键词： Genx Protein binding Albumin Cytotoxicity Risk assessment

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Advanced dielectrics for 2D devices

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Science Bulletin 2025年第3期70卷 295-296页

作者： Hao Zhang Zhiwen lu Zhenhai Wen Department of Chemical Engineering Massachusetts Institute of TechnologyCambridgeMA 02139USA Department of Chemistry University of OxfordOxford OX13TAUK CAS Key Laboratory of Design and Assembly of Functional Nanostructures Fujian Provincial Key Laboratory of Materials and Techniques toward Hydrogen EnergyFujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhou 350002China

As the application potential of two-dimensional(2D)materials in fields such as nanoelectronics,optoelectronics,and quantum computing continues to grow,the challenge of fabricating high-quality dielectric layers has be... 详细信息

关键词： computing continue devices

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Managing virus diseases in citrus:Leveraging high-throughput sequencing for versatile applications

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Horticultural Plant journal 2025年第1期11卷 57-68页

作者： Hongming Chen Zhiyou xuan lu Yang Song Zhang Mengji Cao Integrative Science Center of Germplasm Creation in Western China(Chongqing)Science City Citrus Research InstituteSouthwest UniversityChongqing 400712China National Citrus Engineering Research Center Citrus Research InstituteSouthwest UniversityChongqing 400712China

In this review,the advantages and advances in applying high-throughput sequencing(HTS)in the management of viral diseases in citrus,along with some challenges,are discussed to provide perspectives on future *** the initial implementation of HTS in citrus virology,a substantial number of citrus viruses have been identified,with a notable increase in the last 7 *** acquisition of viral genomes and various HTS-based omics analyses serve as crucial pillars for advancing research in the etiology,epidemiology,pathology,evolution,ecology,and biotechnology of citrus *** has notably contributed to disease diagnosis,such as the diagnoses of concave gum and impietratura,as well as to the surveillance of new virus risks and the preparation of virus-free ***,certain inherent defects in HTS and coupled bioinformatics analysis,such as challenges with sequence assembly and the detection of viral dark matter,require improvement to enhance practical *** addition,the utilization of HTS for the systematic management of citrus viral diseases remains limited,and drawing insights from other virus-plant pathosystems while integrating emerging compatible techniques and ideas may broaden its specific applications.

关键词： Deep sequencing Virus epidemics Functional genomics CRISPR/Cas Virus-host interactions

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