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Seasonal thermal energy storage using natural structures:GIS-based potential assessment for northern China

Building Simulation 2024年第4期17卷 561-574页

作者： Yichi Zhang Jianjun xia Midea HVAC Heating&Ventilation Equipment Co. LtdFoshan528311China Building Energy Research Center Tsinghua UniversityBeijing100084China

Seasonal thermal energy storage(STES)allows storing heat for long-term and thus promotes the shifting of waste heat resources from summer to winter to decarbonize the district heating(DH)*** being a promising solution for sustainable energy system,large-scale STES for urban regions is lacking due to the relatively high initial investment and extensive land *** close the gap,this study assesses the potentials of using two naturally available structures for STES,namely valley and ground pit *** on geographical information system(GIS)methods,the available locations are searched from digital elevation model and selected considering several criteria from land uses and construction *** costs of dams to impound the reservoir and the yielded storage capacities are then quantified to guide the choice of suitable *** assessment is conducted for the northern China where DH systems and significant seasonal differences of energy demand *** total,2,273 valley sites and 75 ground pit sites are finally identified with the energy storage capacity of 15.2 billion GJ,which is much larger than the existing DH demand in northern *** results also prove that 682 valley sites can be achieved with a dam cost lower than 20 CNY/m^(3).By conducting sensitivity analysis on the design dam wall height and elevations,the choices of available natural structures are expanded but practical issues about water pressures and constructions are also ***,the identified sites are geographically mapped with nearest urban regions to reveal their roles in the DH *** general,560 urban regions are found with potential STES units and most of them have STES storage capacities larger than their own DH *** novel planning methodology of this study and publicly available datasets create possibilities for the implementations of large-scale STES in urban DH systems.

关键词： seasonal thermal energy storage geographical information system district heating water reservoir

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Light People:*** D C Bradley(FRS)

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Light(Science & Applications) 2024年第9期13卷 1704-1719页

作者： Ruidong xia Ying Hu Key Laboratory for Organic Electronics&Information Displays(KLOEID) Jiangsu-Singapore Joint Research Center for Organic/Bio Electronics&Information DisplaysInstitute of Advanced Materials(IAM)Nanjing University of Posts and Telecommunications9 Wenyuan RoadNanjing 210023China Executive Management College of CHN ENERGY North District of Future Science CityChangping DistrictNo.7 Binhe AvenueBeijing 102211China

Editorial,The invention of organic light emitting diodes(LEDs)led to enormous excitement in both academe and industry in the late 1980’***,large area solution processability,roll-to-roll printing,low cost,and environmentally friendly are some of the advantages of organic semiconductor materials,which brought a new horizon for *** with the achievement of organic solar cells,transistors,lasers,and amplifiers,this has demonstrated potential applications of organic semiconductors in displays,lighting,solar energy generation,electronics,sensing and imaging,and many aspects of *** an enlightened conversation with Light:Science&Applications,*** Bradley(FRS),a pioneer in the field,shared his deep insights on past,current,and future exciting developments of organic optoelectronic materials and *** particular,he expressed his opinion on the hot topics related to organic optoelectronics research and application,such as the relationship between organic and inorganic semiconductors and the challenge of electrically pumped organic *** a successful scientist,Donal has also been co-founder of several organic optoelectronics innovation companies and research centers and a long-term academic administrator serving as a Head of Department,Centre Director,and Vice-Rector for Research at Imperial College,Head of the Mathematical,Physical,and Life Sciences Division at the University of Oxford,Vice-President for Research at King Abdullah University of Science and Technology and now Vice-President for Research and Innovation at NEOM U and Executive Director of the NEOM Education,Research and Innovation *** this interview,we also explore the major roles and events in Donal’s career experience from the invention of the first conjugated polymer LED in the world to the set-up of entrepreneurial companies,from Cambridge to Sheffield,Imperial College,and Oxford,from the UK to overseas,and from the establishment of the Cent

关键词： companies Director Bradley

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Relationship between Natural Fracture and Structural Style and its Implication for Tight Gas Enrichment:A Case Study of Deep Ahe Formation in the Dibei–Tuzi Area,Kuqa Depression

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Acta Geologica Sinica(English Edition) 2024年第4期98卷 1086-1110页

作者： xia Lu XI Kelai YANG xianzhang HAN Zhanghua xu Zhenping ZHOU Lu YU Guoding WANG Daoshen WANG Weiyu School of Petroleum Engineering Shandong Institute of Petroleum and Chemical TechnologyDongyingShandong 257061China National Key Laboratory of Deep Oil and Gas China University of Petroleum(East China)QingdaoShandong 266580China Research Institute of Petroleum Exploration and Development PetroChina Tarim Oilfield CompanyKorlaXinjiang 841000China

The deep Lower Jurassic Ahe Formation(J_(1a))in the Dibei–Tuzi area of the Kuqa Depression has not been extensively explored because of the complex distribution of fractures.A study was conducted to investigate the relationship between the natural fracture distribution and structural *** J_(1a)fractures in this area were mainly high-angle shear fractures.A backward thrust structure(BTS)is favorable for gas migration and accumulation,probably because natural fractures are more developed in the middle and upper parts of a thick competent *** opposing thrust structure(OTS)was strongly compressed,and the natural fractures in the middle and lower parts of the thick competent layer around the fault were more *** vertical fracture distribution in the thick competent layers of an imbricate-thrust structure(ITS)differs from that of BTS and *** intensity of the fractures in the ITS anticline is similar to that in the *** density in monoclinic strata in a ITS is controlled by ***,the structural style controls the configuration of faults and anticlines,and the stress on the competent layers,which significantly affects deep gas reservoir *** enrichment of deep tight sandstone gas is likely controlled by two closely spaced faults and a fault-related anticline.

关键词： fracture distribution structural style deep tight sandstone electrical image logging Kuqa Depression Tarim Basin

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Selective photosynthesis of Z-olefins through crystalline metal-organic cage-initiated expeditious cascade reactions

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Carbon Energy 2024年第3期6卷 118-131页

作者： Jia-Ni Lu Yunze Huang Yuan-Sheng xia long-Zhang Dong Lei Zhang Jing-Jing Liu Lan-Gui Xie Jiang Liu Ya-Qian Lan Jiangsu Key Laboratory of New Power Batteries School of Chemistry and Materials ScienceJiangsu Collaborative Innovation Centre of Biomedical Functional MaterialsNanjing Normal UniversityNanjingChina School of Chemistry South China Normal UniversityGuangzhouChina

The semi-hydrogenation of alkyne to form Z-olefins with high conversion and high selectivity is still a huge challenge in the chemical ***,flammable and explosive hydrogen as the common hydrogen source of this reaction increases the cost and danger of industrial ***,we connect the photocatalytic hydrogen evolution reaction and the semihydrogenation reaction of alkynes in series and successfully realize the high selective production of Z-alkenes using low-cost,safe,and green water as the proton *** the cascade reaction,a series of isomorphic metal–organic cage catalysts(Co_(x)Zn_(8−x)L_(6),x=0,3,4,5,and 8)are designed and synthesized to improve the yield of the photocatalytic hydrogen *** them,Co_(5)Zn_(3)L_(6) shows the highest photocatalytic activity,with a H_(2) generation rate of 8.81 mmol g^(−1) h^(−1).Then,Co_(5)Zn_(3)L_(6) is further applied in the above tandem reaction to efficiently reduce alkynes to Z-alkenes under ambient conditions,which can reach high conversion of>98%and high selectivity of>99%,and maintain original catalytic activity after multiple ***“one-pot”tandem reaction can achieve a highly selective and safe stepwise conversion from water into hydrogen into Z-olefins under mild reaction conditions.

关键词： alkyne semi-hydrogenation hydrogen evolution reaction metal-organic cages photocatalysis Z-olefins

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Proteomic profiling of cerebrospinal fluid in pediatric myelin oligodendrocyte glycoprotein antibody-associated disease

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World Journal of Pediatrics 2024年第3期20卷 259-271页

作者： Yi-long Wang Meng-Ying Zhu Zhe-Feng Yuan xiao-Yan Ren xiao-Tong Guo Yi Hua Lu xu Cong-Ying Zhao Li-Hua Jiang Xin Zhang Guo-xia Sheng Pei-Fang Jiang Zheng-Yan Zhao Feng Gao Department of Neurology Children's HospitalZhejiang University School of MedicineHangzhou 310052China Children's Hospital Zhejiang University School of MedicineHangzhou 310052China Children's Hospital National Clinical Research Center for Child HealthZhejiang University School of MedicineHangzhou 310052China

Background Myelin oligodendrocyte glycoprotein(MOG)antibody-associated disease(MOGAD)is an autoimmune demy-elinating disorder of the central nervous *** Extracted proteins from 34 cerebrospinal fluid(CSF)samples[patients with MOGAD(MOG group,n=12);healthy controls(HC group,n=12);patients with MOG seronegative and metagenomics next-generation sequencing-negative inflammatory neurological diseases(IND group,n=10)]were processed and subjected to label-free quantitative *** partial least squares-discriminant analysis(PLS-DA)and orthogonal PLS-DA(O-PLS-DA)models were also performed based on proteomics *** analysis of differentially expressed proteins(DEPs)was performed using Gene Ontology,InterPro,and Kyoto Encyclopedia Genes and *** enzyme-linked immunosorbent assay was used to determine the complement levels in serum from patients with *** Four hundred and twenty-nine DEPs(149 upregulated and 280 downregulated proteins)were identified in the MOG group compared to the HC group according to the P value and fold change(FC).Using the O-PLS-DA model,872 differentially abundant proteins were identified with variable importance projection(VIP)scores>*** proteins(gamma-glutamyl hydrolase,cathepsin F,interalpha-trypsin inhibitor heavy chain 5,latent transforming growth factor beta-binding protein 4 and leukocyte-associated immunoglobulin-like receptor 1)overlapping between the top 30 DEPs with top-ranked P value and FC and top 30 proteins in PLS-DA VIP lists were *** analysis revealed that the dysregulated proteins in the MOG group were primarily involved in complement and coagulation cascades,cell adhesion,axon guidance,and glycosphingolipid biosynthesis compared to the HC *** The proteomic alterations in CSF samples from children with MOGAD identified in the current study might provide opportunities for developing novel biomarker candidates.

关键词： Acute disseminated encephalomyelitis Cerebrospinal fluid Complement cascades Myelin oligodendrocyte glycoprotein-associated disease Proteomics

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TaMYB72 directly activates the expression of TaFT to promote heading and enhance grain yield traits in wheat(Triticum aestivum L.)

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Journal of Integrative Plant Biology 2024年第7期66卷 1266-1269页

作者： Lifen Wu Zhencheng Xie Danping Li Yaoyu Chen Chuan xia Xiuying Kong xu Liu Lichao Zhang State Key Laboratory of Crop Gene Resources and Breeding Institute of Crop Sciencesthe Chinese Academy of Agricultural SciencesBeijing 100081China State Key Laboratory of North China Crop Improvement and Regulation Hebei Sub‐Center for National Maize Improvement CenterCollege of AgronomyHebei Agricultural UniversityBaoding 071001China

Wheat(Triticum aestivum L.)is a staple food for approximately half the global *** the population continues to grow,the demand for high-yielding varieties is increasing(Zorb et al.,2018).Higher yields can be achieved by increasing the number and weight of grains produced and by optimizing heading dates to maximize production in local environments(Sakuma and Schnurbusch,2020).

关键词： heading Wheat yielding

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Extending the solid solution range of sodium ferric pyrophosphate:Off‐stoichiometric Na_(3)Fe(2.5)(P_(2)O_(7))_(2)as a novel cathode for sodium‐ion batteries

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Carbon Energy 2024年第4期6卷 128-139页

作者： xiang jun Pu Kunran Yang Zibing Pan Chunhua Song Yangyang Lai Renjie Li Zheng‐long xu Zhongxue Chen Yuliang Cao Hubei Key Laboratory of Electrochemical Power Sources College of Chemistry and Molecular SciencesWuhan UniversityWuhanChina Key Laboratory of Hydraulic Machinery Transients Ministry of EducationSchool of Power and Mechanical EngineeringWuhan UniversityWuhanChina School of Chemistry and Chemical Engineering Jiangsu University of TechnologyChangzhouJiangsuChina Zonergy Corporation ZigongSichuanChina Department of Industrial and Systems Engineering The Hong Kong Polytechnic UniversityHung HomHong Kong SARChina

Iron‐based pyrophosphates are attractive cathodes for sodium‐ion batteries due to their large framework,cost‐effectiveness,and high energy ***,the understanding of the crystal structure is scarce and only a limited candidates have been reported so *** this work,we found for the first time that a continuous solid solution,Na_(4−α)Fe_(2+α)_(2)(P_(2)O_(7))_(2)(0≤α≤1,could be obtained by mutual substitution of cations at center‐symmetric Na3 and Na4 sites while keeping the crystal building blocks of anionic P_(2)O_(7) *** particular,a novel off‐stoichiometric Na_(3)Fe(2.5)(P_(2)O_(7))_(2)is thus proposed,and its structure,energy storage mechanism,and electrochemical performance are extensively investigated to unveil the structure–function *** as‐prepared off‐stoichiometric electrode delivers appealing performance with a reversible discharge capacity of 83 mAh g^(−1),a working voltage of 2.9 V(***^(+)/Na),the retention of 89.2%of the initial capacity after 500 cycles,and enhanced rate capability of 51 mAh g^(−1)at a current density of 1600 mA g^(−1).This research shows that sodium ferric pyrophosphate could form extended solid solution composition and promising phase is concealed in the range of Na_(4−α)Fe_(2+α)_(2)(P_(2)O_(7))_(2),offering more chances for exploration of new cathode materials for the construction of high‐performance SIBs.

关键词： extending solid‐solution range off‐stoichiometric Na_(3)Fe_(2.5)(P_(2)O_(7))_(2) sodium‐ion batteries structure-function relationship

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Microenvironment responsive pod-structured astaxanthin nanocarrier for ameliorating inflammatory bowel disease

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Chinese Chemical Letters 2024年第7期35卷 360-366页

作者： Jingting Wang Yuanyuan Chen Linlin Han Shasha xia Xingyao Zhang Peng xue Yuejun Kang Jian Ming Zhigang xu Key Laboratory of Luminescence Analysis and Molecular Sensing Ministry of EducationSchool of Materials and Energy&Chongqing Engineering Research Center for Micro-Nano Biomedical Materials and DevicesSouthwest UniversityChongqing 400715China College of Food Science Southwest UniversityChongqing 400715China State Key Laboratory of Chemo/Biosensing and Chemometrics Hunan UniversityChangsha 410082China

Anti-inflammatory drugs targeting inflammatory bowel disease(IBD)have attracted considerable attention but still face low therapeutic outcomes and frequent side ***(ATX),a natural ketone,possesses potent antioxidant and anti-inflammatory ***,it faces problems such as poor water solubility,photothermal instability,and low ***,we employed a supramolecular encapsulation strategy to create a nanoscale oral delivery system for ATX(referred to as FC-ATX NPs)by coupling fucoidan(FUC)with chitosan oligosaccharides(COS).The obtained FC-ATX NPs exhibited a particular“bean pod”structure with uniform size,good encapsulation efficiency,excellent physical and chemical stability,pH-triggered intestinal targeted slow-release properties,and potent antioxidant *** vitro cell culture experiments showed that FC-ATX NPs promoted cellular uptake and scavenged excessive intracellular reactive oxygen species(ROS).In mouse models of colitis,FC-ATX NPs enhanced the drug absorption of intestinal epithelial cells and effectively accumulated at the site of *** work provides an efficient approach to enhance the bioavailability of ATX and has excellent application potential as an oral targeted delivery system for colitis therapy.

关键词： Oral administration Astaxanthin Nanocarrier Anti-oxidant activity Colon targeting

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Calcium Carbonate and Ettringite Induced Efflorescence in CAC-Anhydrite Binary Systems

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Journal of Wuhan University of Technology(Materials Science) 2024年第5期39卷 1129-1137页

作者： SUN Zixuan CHEN Yuting xu Linglin LIU Siyu YU long PAN Feng WANG Chaoqiang WU Kai YANG Zhenghong Key Laboratory of Advanced Civil Engineering Materials of Ministry of Education School of Materials Science and EngineeringTongji UniversityShanghai 201804China Shanghai Construction No.5(Group)Co. Ltd.Shanghai 200063China School of Material Science and Engineering Chongqing Jiaotong UniversityChongqing 400074China

We focused on the efflorescence induced microstructural evolution of ettringite-rich systems prepared with calcium aluminate cement(CAC)and *** effects of anhydrite on the visible efflorescence,and the corresponding capillary absorption of CAC-anhydrite mortars were *** composition and microstructure of efflorescence-causing substances were investigated by optical microscope,in-situ Raman spectroscopy,scanning electron microscope,energy dispersive spectrometer,thermogravimetric analysis,and differential scanning calorimetry,at *** indicate that,besides the calcium carbonate,ettringite is another main component of efflorescence-causing *** with the neat CAC mortars,the addition of anhydrite has a significant effect on the degree of efflorescence by acting on the composition of hydration products and pore *** addition,methods are proposed for the prevention of efflorescence of CAC-anhydrite binary system.

关键词： calcium aluminate cement anhydrite efflorescence ettringite phase assemblage pore structure

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Divergent Synthesis of Primary Amides via Modular Dearomative Carbamoylations of Areneπ-Systems

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CCS Chemistry 2024年第8期6卷 2066-2074页

作者： Chu-Qiao Li xu Jiang Ming-Yang Wang Wei-long Zeng Wei Li Department of Chemistry Zhejiang UniversityHangzhou 310058

In sharp contrast to the well researched and well developed aminocarbonylation of alkenes,the dearomative carbamoylation of abundant areneπ-systems has scarcely been studied despite its great potential to enrich the diversity-oriented synthesis of high-value *** formidable challenges associated with such dearomatization include the low reactivity of stable aromaticπ-systems and intricate selectivity ***,we disclose a general approach toward highly selective dearomative carbamoylations of areneπ-bonds under CO-gas-free *** extraordinary versatility was demonstrated by tolerating a broad range of nucleophilic partners with high yields and excellent selectivities,thus providing modular access to the divergent synthesis ofβ-functionalized primary *** addition,diverse downstream derivatizations including a formal C–H 1,2-olefination/carbamoylation reaction were conducted,exhibiting great potential in synthetic and medicinal chemistry.

关键词： aminocarbonylation arene carbamoylation dearomatization primary amide

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