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| 1 | Single-atom heterogeneous catalysts based on distinct carbon nitride scaffolds显示文摘Carbon nitrides integrating macroheterocycles offer unique potential as hosts for stabilizing metal atoms due to their rich electronic structure. To date, only graphitic heptazine-based polymers have been studied.Here, we demonstrate that palladium atoms can be effectively isolated on other carbon nitride scaffolds including linear melem oligomers and poly(triazine/heptazine imides). Increased metal uptake was linked to the larger cavity size and the presence of chloride ions in the polyimide structures. Changing the host structure leads to significant variation in the average oxidation state of the metal, which can be tuned by exchange of the ionic species as evidenced by X-ray photoelectron spectroscopy and supported by density functional theory. Evaluation in the semi-hydrogenation of 2-methyl-3-butyn-2-ol reveals an inverse correlation between the activity and the degree of oxidation of palladium, with oligomers exhibiting the highest activity. These findings provide new mechanistic insights into the influence of the carbon nitride structure on metal stabilization. | Zupeng Chen Evgeniya Vorobyeva Sharon Mitchell Edvin Fako Núria López Sean M.Collins Rowan K.Leary Paul A.Midgley Roland Hauert Javier Pérez-Ramírez | 2018 | National Science Review2018,5,5: | 4 |
| 2 | Evaluation technology and practice of continental shale oil development in China显示文摘This paper analyzes the differences in geological and development characteristics between continental shale oil in China and marine shale oil in North America, reviews the evaluation methods and technological progress of the continental shale oil development in China, and points out the existing problems and development directions of the continental shale oil development. The research progress of development evaluation technologies such as favorable lithofacies identification, reservoir characterization, mobility evaluation, fracability evaluation, productivity evaluation and geological-mathematical modeling integration are introduced. The efficient exploration and development of continental shale oil in China are faced with many problems, such as weak basic theoretical research, imperfect exploration and development technology system, big gap in engineering technology between China and other countries, and high development cost. Three key research issues must be studied in the future:(1) forming differentiated development technologies of continental shale oil through geological and engineering integrated research;(2) strengthening the application of big data and artificial intelligence to improve the accuracy of development evaluation;(3) tackling enhanced shale oil recovery technology and research effective development method, so as to improve the development effect and benefit. | LI Yang ZHAO Qingmin LYU Qi XUE Zhaojie CAO Xiaopeng LIU Zupeng | 2022 | Petroleum Exploration and Development2022,49,5: | 3 |
| 3 | Costeffective design reduces C2 and C3 at LNG receiving terminal 显示文摘 | YANG C C KAPLAN A L ZUPENG HUANG | 2003 | Oil & Gas2003,101,21: | 1 |
| 4 | The genome sequencing and comparative analysis of a wild kiwifruit Actinidia eriantha显示文摘The current kiwifruit industry is mainly based on the cultivars derived from the species Actinidia chinensis(Ac)which may bring risks such as canker disease.Introgression of desired traits from wild relatives is an important method for improving kiwifruit cultivars.Actinidia eriantha(Ae)is a particularly important taxon used for hybridization or introgressive breeding of new kiwifruit cultivars because of its valued species-specific traits.Here,we assembled a chromosome-scale high-quality genome of a Ae sample which was directly collected from its wild populations.Our analysis revealed that 41.3%of the genome consists of repetitive elements,comparable to the percentage in Ac and Ae cultivar“White”genomes.The genomic structural variation,including the presence/absence-variation(PAV)of genes,is distinct between Ae and Ac,despite both sharing the same two kiwifruit-specific whole genome duplication(WGD)events.This suggests that a post-WGD divergence mechanism occurred during their evolution.We further investigated genes involved in ascorbic acid biosynthesis and disease-resistance of Ae,and we found introgressive genome could contribute to the complex relationship between Ae and other representative kiwifruit taxa.Collectively,the Ae genome offers valuable genetic resource to accelerate kiwifruit breeding applications. | Xiaohong Yao Shuaibin Wang Zupeng Wang Dawei Li Quan Jiang Qiong Zhang Lei Gao Caihong Zhong Hongwen Huang Yifei Liu | 2022 | Molecular Horticulture2022,2,1: | 1 |
| 5 | Study on thermal performance for straw fiber concrete hollow block 显示文摘 | Zhang ZuPeng Zhu ShuiWen Chen GuoPing | 2014 | Advanced Materials Re- search2014,,953954: | 1 |
| 6 | High-yield synthesis and magnetic properties of zinc ferrite single crystal nanocubes in a- queous solution显示文摘 | Chen Zupeng Fang Wenpi Zhang 13o | 2013 | J Alloys Compd2013,550,: | 1 |
| 7 | Wearable battery-free theranostic dental patch for wireless intraoral sensing and drug delivery显示文摘Dental caries caused by oral microbiome dysbiosis with the elevation of acidogenic bacteria is the most prevalent noncommunicable disease worldwide.Early prevention and timely fluoride treatment are crucial for caries lesion management.Herein,to address the challenges of in situ sensing and topical drug delivery within the oral cavity,a miniaturized,battery-free,and wearable dental patch system was developed for microenvironment monitoring and controlled fluoride treatment.With the integration of near-field communication,the dental patch realizes wireless energy harvesting and data transmission with mobile terminals like smartphones when attached conformally to the tooth surface.The acidic microenvironment caused by bacterial metabolism are electrochemically detected,while fluorides can be delivered locally from the electric-responsive drug delivery electrode for on-demand treatment.As flexible electronics armed to the teeth,this intraoral theranostic wearable system provides an inspiring platform for point-of-care monitoring and treatment of dental caries and oral diseases. | Zhenghan Shi Yanli Lu Shuying Shen Yi Xu Chang Shu Yue Wu Jingjiang Lv Xin Li Zupeng Yan Zijian An Chaobo Dai Lingkai Su Fenni Zhang Qingjun Liu | 2022 | npj Flexible Electronics2022,6,1: | 1 |
| 8 | Cost-effective de- sign reduces C2 and C3 at LNG receiving terminal 显示文摘 | Yang C C Kaplan A1 Huang Zupeng | 2003 | Oil & Gas Journal2003,101,21: | 1 |
| 9 | Quantitative 3D physical simulation method of waterflooding in fractured reservoirs显示文摘 | Ding Zupeng Liu Yuetian Zhang Yong | | 0,,12: | 1 |
| 10 | Evolving practice en- vironment for urban emergency physicians in China 显示文摘 | Lin J Zupeng H Zi C etc | 2011 | Am J Emerg Med2011,29,5: | 1 |
| 11 | Cost-effective Design Reduces C2 and C3 at LNG Receiving Terminals显示文摘 | Yang C C AI Kaplan Zupeng Huang | 2003 | Oil & Gas Journal2003,26,5: | 1 |
| 12 | A Runge Kutta Discontinuous Galerkin Method for Lagrangian Compressible Euler Equations in Two-Dimensions显示文摘This paper presents a new Lagrangian type scheme for solving the Euler equations of compressible gas dynamics.In this new scheme the system of equations is discretized by Runge-Kutta Discontinuous Galerkin(RKDG)method,and the mesh moves with the fluid flow.The scheme is conservative for the mass,momentum and total energy and maintains second-order accuracy.The scheme avoids solving the geometrical part and has free parameters.Results of some numerical tests are presented to demonstrate the accuracy and the non-oscillatory property of the scheme. | Zhenzhen Li Xijun Yu Jiang Zhu Zupeng Jia | 2014 | Communications in Computational Physics2014,15,4: | 1 |
| 13 | High-yield synthesis and magnetic properties of zinc ferrite single crystal nanocubes in a- queous solution 显示文摘 | ZuPeng Chen WenQi Fang Bo Zhang | 2013 | Journal of Alloys and Compounds2013,550,: | 1 |
| 14 | An effective integration of methods for second-order three-dimensional multi-material ALE method on unstructured hexahedral meshes using MOF interface reconstruction显示文摘 | Jia Zupeng Liu Jun Zhang Shudao | 2013 | Journal of Computational Physics2013,236,: | 1 |
| 15 | Iron-doping Accelerating NADH Oxidation over Carbon Nitride显示文摘As a state-of-the-art conjugated polymer photocatalyst,graphitic carbon nitride(abbreviated as g-C3Na)has shown sreat potential in photocatalvtic cofactor(reduced form of nicotinamide adenine dinucleotide.NADH)regene-ration.Herein,Fe-doped g-CaNa was engineered for photocatalvtic NADH oxidation.The n-r interaction between the NADH molecule and the conjugated heptazine buildine block facilitates the adsorption of NADH onto the framework as revealed by density functional theory(DFT)calculations,Furthermore,iron doping promoted the oxidation kinetics of NADH under blue LED illumination.The conversion ratio of NADH to its oxidized form could be up to 85.7%in 20 min,comparing with 59.4%for metal-free counterpart.Enzyme assay employing formate dehydrogenase(FDH)further verified the selectivity of the products,with 67.5%+2.6%of enzymatically active 1,4-NADH being regenerated following the oxidation process.Scavenger experiments suggest the dominant role of photo-induced electrons in theoxidation of NADH.This work could shed light on developing a novel cofactor regeneration route through the syner-gistic effect between the metal doping and noncovalent interaction based on the coniugated polymer. | ZHANG Yuanyuan HUANG Xiaohua LI Jiashu LIN Gang LIU Wengang CHEN Zupeng LIU Jian | 2020 | Chemical Research in Chinese Universities2020,36,6: | 0 |
| 16 | Selective hydrogenation of 1,3-butadiene on iridium nanostructures:Structure sensitivity, host effect, and deactivation mechanism显示文摘A systematic study on the structure sensitivity,host effect,and the deactivation mechanism of Ircatalyzed selective hydrogenation of 1,3-butadiene,a key process in the purification of alkadiene for the upgrading of C4 cut,is presented by coupling steady-state catalytic testing,in-depth characterization,kinetic evaluation,and density functional theory calculations.We reveal that:(i) 1,3-Butadiene hydrogenation on iridium is structure-sensitive with the optimal particle size of about 2 nm,and the H_(2) dissociation energy is a reliable activity descriptor;(ii) The nature of the NC hosts exerts a critical impact on the catalytic performance,and balanced nitrogen content and speciation seem key for the optimized performance;and (iii) Different deactivation mechanisms occur:fouling by coke deposition on the catalysts with a high N:C ratio (>1),and site blockage due to the competitive adsorption between 1-butene/cis-2-butene and 1,3-butadiene.These molecular insights provide valuable guidelines for the catalyst design in selective hydrogenations. | Mengru Wang Yuxue Yue Yi Wang Xiaoling Mou Renqin Chang Zupeng Chen Ronghe Lin Jia Zhao Yunjie Ding | 2022 | Journal of Energy Chemistry2022,31,6: | 0 |
| 17 | Function Modeling of the Infrared Organ of "Little Ash Beetle" Acanthocnemus Nigricans (Coleoptera, Acanthocnemidae)显示文摘 | Zupeng Zhou Yubing Gong Daoguo Yang Anke Schmitz Helmut Schmitz | 2016 | Journal of Bionic Engineering2016,13,4: | 0 |
| 18 | Carbon Nitride with Single-Atom Nickel as Co-Catalyst for Visible-Light Promoted C—O Coupling显示文摘Solar-driven cross-coupling reactions by dual nickel/photocatalysis under mild conditions have received considerable attention.However,the existing photo/nickel dual catalytic cross-coupling reactions require the addition of expensive photosensitizers and organic ligands,and the catalytic activity is inadequate.Herein,we report a nickel single-atom heterogeneous catalyst supported on mesoporous carbon nitride for photocatalytic C—O coupling reaction between 4-bromobenzonitrile and ethanol,affording 4-ethoxybenzonitrile in excellent yield compared to a semi-heterogeneous catalytic system.The catalytic system exhibits a broad substrate scope including ketones,aldehydes,esters,and amides.This work presents a simple and cost-effective strategy for anchoring metal single atoms onto carbon nitride,providing a new platform for enabling high-performance photocatalytic production of aryl ether compounds. | En Zhao Lijie Chen Qi Zhu Zhaohui Chen Yanping Wei Wenjun Zhang Lin Dong Weiwei Fang Zupeng Chen | 2023 | Chinese Journal of Chemistry2023,41,23: | 0 |
| 19 | Amino acid promoted hydrogen battery system using Mn-pincer complex for reversible CO_(2) hydrogenation to formic acid显示文摘The worldwide energy system developed in the past century is highly dependent on non-renewable fossil feedstocks.Hence,the concentration of carbon dioxide(CO_(2))in the atmosphere has continuously increased from 280 ppm(parts per million)to>420 ppm since the industrial revolution[1–5].This excessive emission of CO_(2) causes global warming and ocean acidification.In this context,the Paris Agreement on Climate Change adopted in 2015 recognized the necessity of holding the increase of global average temperature below 2℃,preferably 1.5℃,above pre-industrial levels,and reaching a CO_(2)-neutral process by 2050. | Zupeng CHEN Henrik JUNGE Matthias BELLER | 2022 | Frontiers in Energy2022,16,5: | 0 |