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37篇 您的检索式:作者名="Xiaolin GE"
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1Adsorption of heavy metal ions from aqueous solution by carboxylated cellulose nanocrystals显示文摘A novel nanoadsorbent for the removal of heavy metal ions is reported.Cotton was first hydrolyzed to obtain cellulose nanocrystals(CNCs).CNCs were then chemically modified with succinic anhydride to obtain SCNCs.The sodic nanoadsorbent(NaSCNCs) was further prepared by treatment of SCNCs with saturated NaHCO 3 aqueous solution.Batch experiments were carried out with SCNCs and NaSCNCs for the removal of Pb 2+ and Cd 2+.The effects of contact time,pH,initial adsorption concentration,coexisting ions and the regeneration performance were investigated.Kinetic studies showed that the adsorption equilibrium time of Pb 2+ and Cd 2+ was reached within 150 min on SCNCs and 5 min on NaSCNCs.The adsorption capacities of Pb 2+ and Cd 2+ on SCNCs and NaSCNCs increased with increasing pH.The adsorption isotherm was well fitted by the Langmuir model.The maximum adsorption capacities of SCNCs and NaSCNCs for Pb 2+ and Cd 2+ were 367.6 mg/g,259.7 mg/g and 465.1 mg/g,344.8 mg/g,respectively.SCNCs and NaSCNCs showed high selectivity and interference resistance from coexisting ions for the adsorption of Pb 2+.NaSCNCs could be efficiently regenerated with a mild saturated NaCl solution with no loss of capacity after two recycles.The adsorption mechanisms of SCNCs and NaSCNCs were discussed.Xiaolin Yu Shengrui Tong Maofa Ge Lingyan Wu Junchao Zuo Changyan Cao Weiguo Song 2013Journal of Environmental Sciences2013,25,5:29
2Identification of mecciRNAs and their roles in the mitochondrial entry of proteins显示文摘Mammalian mitochondria have small genomes encoding very limited numbers of proteins.Over one thousand proteins and noncoding RNAs encoded by the nuclear genome must be imported from the cytosol into the mitochondria.Here,we report the identification of hundreds of circular RNAs(mecciRNAs)encoded by the mitochondrial genome.We provide both in vitro and in vivo evidence to show that mecciRNAs facilitate the mitochondrial entry of nuclear-encoded proteins by serving as molecular chaperones in the folding of imported proteins.Known components involved in mitochondrial protein and RNA importation,such as TOM40 and PNPASE,interact with mecciRNAs and regulate protein entry.The expression of mecciRNAs is regulated,and these transcripts are critical for the adaption of mitochondria to physiological conditions and diseases such as stresses and cancers by modulating mitochondrial protein importation.mecciRNAs and their associated physiological roles add categories and functions to the known eukaryotic circular RNAs and shed novel light on the communication between mitochondria and the nucleus.Xu Liu Xiaolin Wang Jingxin Li Shanshan Hu Yuqi Deng Hao Yin Xichen Bao Qiangfeng Cliff Zhang Geng Wang Baolong Wang Qinghua Shi Ge Shan 2020Science China(Life Sciences)2020,63,10:15
3Spatial and temporal analysis of tuberculosis in Zhejiang Province, China, 2009-2012显示文摘Background:Tuberculosis(TB)is an infectious disease of major public health concern.The disease has demonstrated large space-time variations.This study aims to explore the space-time dynamics of TB cases in an economically and geographically dynamic province in China with specific references of TB control for policy makers.Methods:Data on all reported TB cases from 2009 to 2012 were collected from the TB program at the Zhejiang Provincial Center for Disease Control and Prevention.We employed time series and exploratory spatial data analyses,including Moran’s I,Local Getis’s G_(i)^(*),and Kulldorff’s space-time scan statistics,to identify the temporal trends and spatial patterns of TB at a county level.Results:A total of 147,941 TB cases were reported during 2009–2012 in Zhejiang.A higher proportion of TB cases were younger,male,and registered permanent residents among all TB cases notified in the province.TB cases were reported most frequently in April with small peaks in June,July,and October.This disease was spatially clustering with Moran’s I values ranged from 0.29 to 0.32(p<0.001).A most likely cluster and ten secondary clusters were identified,mainly concentrated in the southeast and west counties of the province.Conclusions:This study identified seasonal patterns and significant space-time clusters of TB cases in Zhejiang,China.Poverty,migration,and seasonal effects may play important roles in potential clusters.Erjia Ge Xin Zhang Xiaomeng Wang Xiaolin Wei 2016Infectious Diseases of Poverty2016,5,1:13
4Mid-long Term Optimal Dispatching Method of Hydro-thermal Power System Considering Scheduled Maintenance显示文摘在中长期水火发电调度中考虑检修计划的影响是目前中长期水火发电调度面临的难题。利用现代整数代数建模技术,建立发电计划和检修计划协调优化的多场景调度模型。在该模型中,鉴于设备检修计划的连续性,在预测场景树的基础上,将场景节点划分成不同的场景,通过节点和场景关联矩阵,实现多场景下设备检修模型的构建。同时,鉴于中长期调度计划中发电计划和检修计划对时段间隔要求的不同,分别设置电量相关节点和电力相关节点,实现中长期发电计划和检修计划的协调。上述模型是一个大规模混合整数线性规划(mixed integer linear programming,MILP)问题,采用商用MILP求解器进行求解。大规模实际水火电系统的实例分析结果表明,所提模型和方法是可行、有效的。GE Xiaolin SHU Jun ZHANG Lizi 2012中国电机工程学报2012,32,13:11
5Novel Al-doped carbon nanotubes with adsorption and coagulation promotion for organic pollutant removal显示文摘Al-doped carbon nanotubes(Al-doped CNTs) were prepared as a multifunctional integrated material of adsorbent and coagulant aid for organic pollutant removal from aqueous solution. It was observed that aluminum species were dispersed homogeneously on the surface of CNTs, and mainly anchored onto defect structures of the CNTs. The introduction of aluminium efficiently improved adsorption ability for methyl orange(MO) onto the CNTs,and maximum adsorption capacity calculated from the Langmuir isotherm model can reach 69.7 mg/g. The MO adsorption kinetics can be better described by the pseudo-second-order and pore diffusion kinetic models, and the diffusion of MO anions into pores of the Al-doped CNT adsorbent should be the rate-determining step.Thermodynamic analyses indicated that the adsorption of MO onto Al-CNTs-2.0 was endothermic and spontaneous. Moreover, adsorption capacity for MO on the Al-doped CNTs was evidently dependent on the CNT dose, solution p H and adsorbent dose. From the perspective of low-cost and multifunctional, suspension obtained during the Al-doped CNT adsorbent preparation, was tested as coagulant to remove humic acid(HA). A significant observation is that the suspension exhibited an excellent coagulation performance for HA,because abundant aluminous polymer and Al-doped CNTs existed in the suspension.Dongjuan Kang Xiaolin Yu Maofa Ge Feng Xiao Hui Xu 2017Journal of Environmental Sciences2017,29,4:6
6Confining shell-sandwiched Ag clusters in MnO_(2)-CeO_(2)hollow spheres to boost activity and stability of toluene combustion显示文摘Supported noble metal catalysts have the promising application in volatile organic compounds(VOCs)catalytic combustion but suffer from the deactivation due to noble metal sintering at high temperatures.Herein,we report the construction of shellsandwiched MnO_(2)-Ag-CeO_(2)hollow spheres with remarkable sintering resistance and high activity in toluene combustion.Ag clusters were sandwiched between outer MnO_(2)and inner CeO_(2)shell to enlarge and stabilize metal–support active interface.The unique hollow structure could alter the electronic states of catalysts sites and increase the adsorbed site of reactant molecules.Meanwhile,Mn–Ag–Ce multi-interfaces in MnO_(2)-Ag-CeO_(2)could facilitate the sustainable activation and the stable release of oxygen species via a tandem transfer.The oxygen species at Ag–Mn interface perimeter were instantly replenished by Ag–Ce interface to accelerate a deep oxidation of intermediates,guaranteeing the opening of benzene ring to generate maleic anhydride.This investigation provides a promising method for constructing efficient and sintering-resistant cluster catalysts for VOCs oxidation.Menglan Xiao Xueqin Yang Yue Peng Yucong Guo Yuechang Wei Maofa Ge Xiaolin Yu 2022Nano Research2022,15,8:4
7Cloning of Porcine Lactoferrin Gene and Construction of Expression System in Recombinant Lactobacillus显示文摘Lactobacillus was selected as a bacterial carrier for expression of N-lobe of porcine lactoferrin(PLF N) . A pair of primers was designed with Oligo6.0 and used to amplify PLF N gene. It was in accordance with the characters of translational fusions from gene and expression vector plasmid. A 1 077 bp fragment of the gene from PLF was cloned from mammary gland tissue of the lactating sow on the third day by RT-PCR;the gene was connected with the vector plasmid pPG612.1 and transformed into the host strain JM109. The recombinant expression vector plasmid pPG612-PLF N was created and identified by using plasmid extraction,PCR,restriction enzyme digestion and sequence analysis. The recombinant plasmid was transformed into Lactobacillus casei ATCC393,Lactobacillus plantarum KLDS 1.0344,Lactobacillus paracasei KLDS 1.0652 and Lactobacillus pentosus KLDS1.0413 by electroporation,and produced the recombinant strains of pPG612-PLF N /L. casei,pPG612-PLF N /L. plantarum,pPG612-PLF N /L. paracasei and pPG612-PLF N /L. pentosus,respectively. The results indicated that PLF N gene had inserted into the expression vectors and achieved multiple Lactobacillus expression systems. It electes the base for the expression and production of recombinant porcine lactoferrin in Lactobacillus.ZONG Xiaolin HA Zhuo ZHAO Lili LIU Diqiu QIAO Xinyuan JIANG Yanping GE Junwei LI Yijing TANG Lijie 2011Journal of Northeast Agricultural University(English Edition)2011,18,4:3
8Review of the Metallogenic Regularity of Magnesite Deposits in China显示文摘China has abundant reserves of magnesite, making it the world's leading source of this strategic mineral.Sparry magnesite is the main type of magnesite deposit, and is easy to exploit.It occurs mainly as the sedimentary-metamorphic type.Production is centred on eastern Liaoning Province, where a world-class large to super large magnesite ore processing and production facility has been developed.Hydrothermal metasomatic deposits, associated with ultramafic complexes and eluvial deposits produced by weathering, are two other important types found in China.The Western section of the Bangonghu-Nujiang metallogenic belt is an important target region for prospecting lake-sedimentary magnesite deposits.Based on a systematic analysis of material from 62 magnesite production areas, this study investigated the metallogeny of magnesite and delineated 13 magnesite metallogenic belts.Maps were produced showing metallogenic regularities in magnesite deposits, the metallogenic system of the magnesite deposits, and the distribution of the metallogenic belts of Chinese magnesite deposits.It provides a theoretical basis for forecasting the location of potential magnesite resources in China.Finally, it explores some key scientific issues, including the formation processes of ultra magnesite ore-concentrated areas, and their sources of magnesium.ZHAO Zheng CUI Xiaolin WANG Denghong CHEN Yuchuan BAI Ge LI Jiankang LIU Xinxing 2015Acta Geologica Sinica(English Edition)2015,89,5:3
9Monochromatic green light stimulation during incubation shortened the hatching time via pineal function in White Leghorn eggs显示文摘Background:Effect of monochromatic green light illumination on embryo development has been reported in chickens.The avian pineal gland is an important photo-endocrine organ formed by a mediodorsal protrusion during embryonic development.However,the involvement of pineal gland in the light transduction process remains to be elucidated.In the present study,we investigated the influence of monochromatic green light on hatching time and explored the possible mechanism via pineal function.Results:A total of 600 eggs of White Leghorn(Shaver strain)were incubated under photoperiods of either 12 h of light and 12 h of darkness using monochromatic green light(12L:12D group)or 24 h of darkness(0L:24D group)for 18 d.Compared to 0L:24D group,the green light stimulation shortened the hatching time without extending the hatch window or impairing hatchability.The liver of embryos incubated in the 12L:12D light condition was heavier than those of the 0L:24D group on d 21 post incubation which may be linked to the observed increase in the serum concentration of insulin-like growth factor 1(IGF-1);primary secretion of the liver.Histological structure analysis of pineal gland demonstrated that the light stimulation increased follicle area,wall thickness and lumen area on d 10 and d 12 post incubation.Rhythmic function analysis demonstrated that three clock related genes(brain and muscle ARNT-like-1,BMAL1;circadian locomotor output cycles kaput,CLOCK;and cryptochrome-1,CRY1)and a melatonin rate-limiting enzyme related gene(arylalkylamine N-acetyltransferase,AANAT)were rhythmically expressed in the pineal gland of the 12L:12D group,but not in the 0L:24D group.Simultaneously,the light stimulation also increased the concentration of melatonin(MT),which was linked to hepatocyte proliferation and IGF-1 secretion in previous studies.Conclusions:The 12L:12D monochromatic green light stimulation during incubation shortened hatching time without impairing hatching performance.Pineal gland’s early histological development and maturation of its rhythmic function were accelerated by the light stimulation.It may be the key organ in the photo-endocrine axis that regulates embryo development,and the potential mechanism could be through enhanced secretion of MT in the 12L:12D group which promotes the secretion of IGF-1.Panlin Wang Yanyan Sun Yunlei Li Jing Fan Yunhe Zong Adamu Mani Isa Lei Shi Yuanmei Wang Aixin Ni Pingzhuang Ge Linlin Jiang Shixiong Bian Hui Ma Zhengdong Yuan Xiaolin Liu Jilan Chen 2021Journal of Animal Science and Biotechnology2021,12,3:3
10Engineering hiPSC-CM and hiPSC-EC laden 3D nanofibrous splenic hydrogel for improving cardiac function through revascularization and remuscularization in infarcted heart显示文摘Cell therapy has been a promising strategy for cardiac repair after myocardial infarction(MI),but a poor ischemic environment and low cell delivery efficiency remain significant challenges.The spleen serves as a hematopoietic stem cell niche and secretes cardioprotective factors after MI,but it is unclear whether it could be used for human pluripotent stem cell(hiPSC)cultivation and provide a proper microenvironment for cell grafts against the ischemic environment.Herein,we developed a splenic extracellular matrix derived thermoresponsive hydrogel(SpGel).Proteomics analysis indicated that SpGel is enriched with proteins known to modulate the Wnt signaling pathway,cell-substrate adhesion,cardiac muscle contraction and oxidation-reduction processes.In vitro studies demonstrated that hiPSCs could be efficiently induced into endothelial cells(iECs)and cardiomyocytes(iCMs)with enhanced function on SpGel.The cytoprotective effect of SpGel on iECs/iCMs against oxidative stress damage was also proven.Furthermore,in vivo studies revealed that iEC/iCM-laden SpGel improved cardiac function and inhibited cardiac fibrosis of infarcted hearts by improving cell survival,revascularization and remuscularization.In conclusion,we successfully established a novel platform for the efficient generation and delivery of autologous cell grafts,which could be a promising clinical therapeutic strategy for cardiac repair and regeneration after MI.Ge Guan Da Huo Yanzhao Li Xiaolin Zhao Yinghao Li Zhongliang Qin Dayu Sun Guanyuan Yang Mingcan Yang Ju Tan Wen Zeng Chuhong Zhu 2021Bioactive Materials2021,6,12:2
11Rapid re-convergences to ambiguity-fixed solutions in precise point positioning显示文摘Jianghui Geng Xiaolin Meng Alan H. Dodson Maorong Ge Felix N. Teferle 2010Journal of Geodesy2010,,12:1
12An efficient stochastic algorithm for mid-term scheduling of cascaded hydro systems显示文摘Due to the stochastic and correlated attributes of natural inflows, the mid-term generation scheduling problem for cascaded hydro systems is a very challenging issue.This paper proposes a novel stochastic optimization algorithm using Latin hypercube sampling and Cholesky decomposition combined with scenario bundling and sensitivity analysis(LC-SB-SA) to address this problem.To deal with the uncertainty of natural inflows, Latin hypercube sampling is implemented to provide an adequate number of sampling scenarios efficiently, and Cholesky decomposition is introduced to describe the correlated natural inflows among cascaded stations.In addition, to overcome the difficulties in solving the objectives of all the scenarios, scenario bundling and sensitivity analysis algorithms are developed to improve the computational efficiency.Simulation results from both two-station and tenstation systems indicate that the proposed method has the merits in accuracy as well as calculation speed for the midterm cascaded hydro generation scheduling.The consideration of natural inflow correlation makes the formulated problem more realistic.Xiaolin GE Shu XIA Wei-Jen LEE 2019Journal of Modern Power Systems and Clean Energy2019,7,1:1
13What is Achievable with the Current Compass Constellation?显示文摘GE Maorong ZHANG Hongping JIA Xiaolin 2012GPS World2012,23,1:1
14What is Achievable with the Current Compass Constellation显示文摘GE Maorong ZHANG Hongping JIA Xiaolin 2012GPS World2012,1,:1
15Complete Devulcani- zation of Sulfur-Cured Butyl Rubber by Using Supereriti- eal Carbon Dioxide显示文摘Jiang Kuan Shi Jinwei Ge Youyong Zou Rui Yao Pengjun Li Xiaolin Zhang LiQun 2013Journal of Apply Polymer Sci- ence2013,,127:1
16Soft magnetic properties of (Ni_(50)Fe_(50)) SiO_2 granular thin films for high frequency application显示文摘A series of (Ni50Fe50)x(SiO2)(1-x) films with different volume fraction x was fabricated by magnetron co-sputtering technique. The microstructure, magnetic and electrical properties were investigated systematically by using X-ray diffraction, transmission electronic microscope, vibrating sample magnetometer and the traditional four point measurement method of resistivity. The results show that the samples consist of nano-scaled Ni50Fe50 metallic particles with fcc structure uniformly embedded in amorphous insulating SiO2 matrix, and the particle size decreases with the decrease of x. The rapid change of coercivity with x is observed, and a minimum value 160 A·m-1 of Hc was obtained for the sample of x=0.83 with film thickness of 180 nm, which can be contributed to the exchange coupling between nano-scaled Ni50Fe50 particles. At the frequency lower than 1 GHz, the real part μ′ of complex permeability keeps about 110 and the image part μ″ is less than 15. Besides, this film exhibits high resistivity ρ=263 μΩ·cm, high saturation magnetization 4πMs=1.25 T, high in-plane magnetic anisotropy field Hk=6.37 kA·m-1, and the ferromagnetic resonance (FMR) frequency is estimated to be 2.8 GHz. Therefore, this film can be used in high frequency devices operating over 2 GHz.YANG Xiaolin GE Shihui RUAN Chengli 2006Rare Metals2006,25,z1:1
17A new receiver clock model to enhance BDS-3 real-time PPP time transfer with the PPP-B2b service显示文摘A new Precise Point Positioning(PPP)service,called the PPP-B2b service,has been implemented in the BeiDou-3 Navigation Satellite System(BDS-3),which brings new opportunities for time transfer.However,the solution using the traditional PPP method with the PPP-B2b correction still absorbs some unknown errors and needs reconverging when there exist abnormal data.We developed a new receiver clock model to improve PPP time transfer using the PPP-B2b correction.The traditional PPP time transfers using PPP-B2b with BDS-3,Global Positioning System(GPS),and BDS-3/GPS(Scheme1)are compared with the corresponding time transfer with the proposed clock model(Scheme2).The results show that GPS-only PPP is not recommended because of low accuracy of 2 ns.BDS-3 or BDS-3/GPS PPP time transfers in Scheme1 can realize about 0.2 ns accuracy.When the new clock model is applied,the accuracy can be improved by up to 45%and 39.8%for BDS-3 and BDS-3/GPS PPP,respectively.The proposed clock model can signifcantly improve the short-term frequency stability by 57.4%,but less for the long-term stability.Yulong Ge Qing Wang Yong Wang Daqian Lyu Xinyun Cao Fei Shen Xiaolin Meng 2023Satellite Navigation2023,4,1:1
18Complete devulcanization of sulfur‐cured butyl rubber by using supercritical carbon dioxide显示文摘Kuan Jiang Jinwei Shi Youyong Ge Rui Zou Pengjun Yao Xiaolin Li Liqun Zhang 2012J Appl Polym Sci2012,,4:1
19A model for performance of the centrifugal countercurrent air classifier 显示文摘Wang Xiaoyan Ge Xiaolin Zhao Xuehua 1998Powder Technology1998,98,:1
20Comparison of Telecommunication, Community, and Home-Based Tai Chi Exercise Programs on Compliance and Effectiveness in Elders at Risk for Falls显示文摘Ge Wu Lawrence Keyes Peter Callas Xiaolin Ren Bea Bookchin 2010Archives of Physical Medicine and Rehabilitation2010,,6:1
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