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8篇 您的检索式:作者名="Weng Junjie"
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1Sex differences in the expression of GH/IGF axis genes underlie sexual size dimorphism in the yellow catfish(Pelteobagrus fulvidraco)显示文摘Dear Editors,Sexual dimorphism is the systematic difference in size,shape,color,physiology,and behavior,between male and female individuals of the same species(Mei and Gui,2015).Some studies have indicated that the traits of sexual dimorphism in vertebrates are the consequences of sex-biased gene expression and are controlled by multiple critical genes during growth and development(Williams and Carroll,2009).However,the exact molecular mechanism underlying sexual dimorphism remains unclear.Sexual dimorphism with respect to size has been observed inWenge Ma Junjie Wu Jin Zhang Yan He Jianfang Gui Jie Mei 2016Science China(Life Sciences)2016,59,4:7
2Effect of supercritical water on the stability and activity of alkaline carbonate catalysts in coal gasification显示文摘The stability and activity of alkaline carbonate catalysts in supercritical water coal gasification has been investigated using density functional theory method.Our calculations present that the adsorption of Na2CO3 on coal are more stable than that of K2CO3,but the stability of Na2CO3 is strongly reduced as the cluster gets larger.In supercritical water system,the dispersion and stability of Na2CO3 catalyst on coal support is strongly improved.During coal gasification process,Na2CO3 transforms with supercritical water into NaOH and NaHCO3,which is beneficial for hydrogen production.The transformation process has been studied via thermodynamics and kinetics ways.The selectively catalytic mechanism of NaOH and the intermediate form of sodium-based catalyst in water-gas shift reaction for higher hydrogen production has also been investigated.Furthermore,NaOH can transform back to Na2CO3 after catalyzing the water-gas shift reaction.Thus,the cooperative effects between supercritical water and Na2CO3 catalyst form a benignant circle which greatly enhances the reaction rate of coal gasification and promotes the production of hydrogen.Jinli Zhang Xiaoxia Weng You Han Wei Li Zhongxue Gan Junjie Gu 2013Journal of Energy Chemistry2013,22,3:1
3Online Analysis of Volatile Products from Bituminous Coal Pyrolysis with Syn- chrotron Vacuum Ultraviolet Photoionization Mass Spectrometry显示文摘Jia Liangyuan Weng Junjie Wang Yu 2013Energy and Fuels2013,27,2:1
4Optical devices based on multilayer optical waveguide显示文摘Sijun WENG, Li PEI Li PEI Ruifeng ZHAO Junjie YANG Yiqun WANG 2013Frontiers of Optoelectronics2013,6,2:0
5Genomic prediction of yield performance among single-cross maize hybrids using a partial diallel cross design显示文摘Genomic prediction(GP)in plant breeding has the potential to predict and identify the best-performing hybrids based on the genotypes of their parental lines.In a GP experiment,34 elite inbred lines were selected to make 285 single-cross hybrids in a partial-diallel cross design.These lines represented a mini-core collection of Chinese maize germplasm and comprised 18 inbred lines from the Stiff Stalk heterotic group and 16 inbred lines from the Non-Stiff Stalk heterotic group.The parents were genotyped by sequencing and the 285 hybrids were phenotyped for nine yield and yield-related traits at two locations in the summer sowing area(SUS)and three locations in the spring sowing area(SPS)in the main maizeproducing regions of China.Multiple GP models were employed to assess the accuracy of trait prediction in the hybrids.By ten-fold cross-validation,the prediction accuracies of yield performance of the hybrids estimated by the genomic best linear unbiased prediction(GBLUP)model in SUS and SPS were 0.51 and 0.46,respectively.The prediction accuracies of the remaining yield-related traits estimated with GBLUP ranged from 0.49 to 0.86 and from 0.53 to 0.89 in SUS and SPS,respectively.When additive,dominance,epistasis effects,genotype-by-environment interaction,and multi-trait effects were incorporated into the prediction model,the prediction accuracy of hybrid yield performance was improved.The ratio of training to testing population and size of training population optimal for yield prediction were determined.Multiple prediction models can improve prediction accuracy in hybrid breeding.Ping Luo Houwen Wang Zhiyong Ni Ruisi Yang Fei Wang Hongjun Yong Lin Zhang Zhiqiang Zhou Wei Song Mingshun Li Jie Yang Jianfeng Weng Zhaodong Meng Degui Zhang Jienan Han Yong Chen Runze Zhang Liwei Wang Meng Zhao Wenwei Gao Xiaoyu Chen Wenjie Li Zhuanfang Hao Junjie Fu Xuecai Zhang Xinhai Li 2023The Crop Journal2023,11,6:0
6Research on an Arc Air-Lubricating Oil Radiator Equipped in Internal Surface of Air Intake for the Aero Engine显示文摘Due to huge-power aircraft development and more electronic devices applied onboard,high heat flow density and uneven thermal distribution are becoming new problems.One new try is adding an air-lubricating oil radiator as the secondary cooling component but there are still few reports on its research.Therefore,this paper proposes a newly-design plate-fin air-lubricating oil radiator different from tube-fin or shell-tube conventionally used in previous engine system.This radiator is arc,and equipped in internal surface of air intake.Numerical and experimental analyses were carried out on fin performance.Their results agreed well with average error of 13%on thermal resistance.Then heat and flow behaviors of oil side were presented with different structures and sizes of flowing passage.According to all research,optimized radiator is gained with fin spacing of 3.76 mm,fin thickness of 2 mm,single flowing path with width of 13 mm and gradient inlet and outlet.Its heat dissipation of 28.35 k W and pressure loss of 2.2 MPa can meet actual working requirements.The research proves an air-lubricating oil radiator with arc structure and layout mode of internal surface to be feasible,which is a new but efficient cooling scheme and can lead to an innovative but wide use in modern aircrafts.CAI Huikun WENG Zeju LIAO Yidai GU Kaixuan WANG Junjie 2020Journal of Thermal Science2020,29,3:0
7Zonal activation of molecular carbon dioxide and hydrogen over dual sites Ni-Co-MgO catalyst for CO_(2)methanation:Synergistic catalysis of Ni and Co species显示文摘An in-depth mechanism in zonal activation of CO_(2)and H2molecular over dual-active sites has not been revealed yet.Here,Ni-Co-MgO was rationally constructed to elucidate the CO_(2)methanation mechanism.The abundant surface nickel and cobalt components as active sites led to strong Ni-Co interaction with charge transfer from nickel to cobalt.Notably,electron-enriched Coδ-species participated in efficient chemisorption and activation of CO_(2)to generate monodentate carbonate.Simultaneously,plentiful available Ni0sites facilitated H2dissociation,thus CO_(2)and H2were smoothly activated at zones of Coδ-species and Ni0,respectively.Detailed in situ DRIFTS,quasi situ XPS,TPSR,and DFT calculations substantiated a new formate evolution mechanism via monodentate carbonate instead of traditional bidentate carbonate based on synergistic catalysis of Coδ-species and Ni0.The zonal activation of CO_(2)and H2by tuning electron behaviors of double-center catalysts can boost heterogeneous catalytic hydrogenation performance.Zonglin Li Jianjun Chen Yu Xie Junjie Wen Huiling Weng Mingxue Wang Jingyi Zhang Jinyan Cao Guocai Tian Qiulin Zhang Ping Ning 2024Journal of Energy Chemistry2024,91,4:0
8Ellipsoidal porous patch with anisotropic cell inducing ability for inhibiting skin scar formation显示文摘Scar formation has always been a difficult point to overcome in the field of clinical wound care.Here,we present an ellipsoidal porous patch with cell inducing ability for inhibiting scar formation.The patch was prepared by stretching a poly(lactic-co-glycolic acid)(PLGA)inverse opal film at the glass transition temperature to form a neatly arranged three-dimensional ellipsoidal porous structure.Such anisotropic structure showed dramatic capability in directing cell growth and arrangement by reconstructing cell morphology.Besides,the prolifera-tion of cells growing on the stretched patch was significantly suppressed without cell cytotoxicity.In addition,benefitting from the abundant and connected nanopores,the patch could be imparted with a potent ability to promote cell migration by encapsulating fibroblast growth factor 2(FGF2)via the second filling of functional gelatin methacryloyl(GelMA)hydrogel into its scaffold.In a typical scar model,we have demonstrated that the resultant patch performed well in inhibiting scar formation characterized by inhibiting the excessive proliferation of fibroblasts,decreasing the deposition of type I collagen,reducing the scar index and achieved complete tissue reconstruction.These results indicate the anisotropic inverse opal patch has an excellent application prospect in inhibiting scar formation during wound repair.Wanqing Weng Junjie Chi Xiaocheng Wang Keqing Shi Fangfu Ye Yuanjin Zhao 2022Engineered Regeneration2022,3,3:0
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