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8篇 您的检索式:作者名="Chang Xiaolan"
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1Oligolayered Ti3C2Tx MXene towards high performance lithium/sodium storage显示文摘Nano Research volume 13,pages1659–1667(2020)Cite this article 232 Accesses 3 Citations Metrics details Abstract 2D MXenes are highly attractive for achieving ultrafast and stable lithium/sodium storage due to their good electric conductivity and abundant redox active sites.While,effective strategies for scalable preparation of oligolayered MXenes are still under exploration.Herein,oligolayered Ti3C2Tx MXene is successfully obtained after conventional synthesis of multilayered Ti3C2 and subsequent delamination process via an organic solvent of tetramethyl-ammonium hydroxide(TMAOH).Comprehensive electrochemical study reveals that surface-controlled redox reaction dominated the charge storage behavior of oligolayered Ti3C2Tx with fast reaction kinetics.Impressively,the obtained oligolayered Ti3C2Tx exhibits excellent lithium/sodium storage performance,featured for a high specific capacity of 330 mAhg^−1 at 1.0 Ag^−1 after 800 cycles for lithium storage and 280 mAhg^−1 at 0.5 Ag^−1 after 500 cycles for sodium storage.Such impressive performance will advance the development of oligolayered Ti3C2Tx based materials for lithium/sodium storage and even broaden their application into energy storage.Xiaolan Song Hui Wang Shengming Jin Miao Lv Ying Zhang Xiaodong Kong Hongmei Xu Ting Ma Xinyuan Luo Hengfeng Tan Dong Hu Chaoyong Deng Xinghua Chang Jianlong Xu 2020Nano Research2020,13,6:4
2Novel Method for Perparing Activated Carbon with High Specific Surface Area from Rice Hust 显示文摘Xiaolan Song Ying Zhang and Caiming Chang 2012Industrical & EngineeriNG Chemistry Research2012,51,:1
3AS1DHRS4, a head-to-head natural antisense transcript, silences the DHRS4 gene cluster in cis and trans显示文摘Qi Li Zhongjing Su Xiaoyuan Xu Gefei Liu Xuhong Song Ruijian Wang Xuxia Sui Ting Liu Xiaolan Chang Dongyang Huang 2012Proceedings of the National Academy of Sciences2012,,35:1
4Constitutive TL1A Expression under Colitogenic Conditions Modulates the Severity and Location of Gut Mucosal Inflammation and Induces Fibrostenosis显示文摘Robert Barrett Xiaolan Zhang Hon Wai Koon Michelle Vu Jyh-Yau Chang Nicole Yeager Mary Ann Nguyen Kathrin S. Michelsen Dror Berel Charalabos Pothoulakis Stephan R. Targan David Q. Shih 2012The American Journal of Pathology2012,,2:1
5Performance evaluation of mechanical blossom thinning in trunk type pear orchard显示文摘In order to yield a marketable product,hand fruit thinning(HFT)has become the major but costly management practice in modern pear planting.Two kinds of new blossom thinners for pear blossom thinning were developed,which are tractor-mounted three arms blossom thinner(TTBT)and hand-held electric blossom thinner(HEBT).Four treatments for 24 trunk type‘Cuiguan’pear trees(7 years)were tested.They are TTBT combined with HFT,HEBT combined with HFT,hand blossom thinning(HBT)combined with HFT,and HFT only.Pear trees were divided into 4 groups equally.Four indexes were used to evaluate the test:flower reserve rate,fruit set rate,work efficiency and cost,fruit yield,and quality.Pear canopy was divided into the inner,middle,and outer 3 layers in the top view.20 inflorescence samples were selected for each layer.Field tests showed:there was no obvious difference in quality between mechanical blossom thinning and HBT,and the working stability of TTBT was higher than other treatments.Mechanical blossom thinning decreased the fruit set rate to a certain degree,but did not reduce the yield and quality of harvesting.TTBT could save 61.35%operation time compared with HFT,and the profitable area was 5845.76 m2.TTBT is suitable for large-scale sparse layer trunk-type pear orchards.HEBT could save 36.01%operation time compared with HFT,and the profitable area was 663.96 m2.HEBT is suitable for small and medium-sized trunk-type pear orchards.Blossom thinning can improve the average weight of high quality fruit and brix of sugar solids.Xiaohui Lei Xiaolan Lyu Meina Zhang Daipeng Lu Shilin Wang Youhong Chang Dexin Zhong Tianbing Shen 2021International Journal of Agricultural and Biological Engineering2021,14,4:1
6Development of unilateral obstacle-avoiding mower for Y-trellis pear orchard显示文摘To solve the problem of weeding under Y-trellis pear orchards,a unilateral obstacle-avoiding mower(UOAM)was developed in this study.The mower is composed of an obstacle-avoiding disc mechanism,a hydraulic profiling mechanism,and a cutting disc mechanism.The diameter of the obstacle-avoiding disc was 0.7 m,which could swing around the trunk or ground pile actuated by the spring mechanism.The piston movement of the hydraulic cylinder controls the working position of the obstacle-avoiding disc.The maximum extension distance of the hydraulic profiling arm was 1 m.Based on the national standards and actual situation of orchards,the optimum parameters were determined with a combination of advancing speed of 0.44 m/s,rotation speed of the cutting disc at 2000 r/min,blade number of 2,and cutting edge length of 0.2 m.Finally,the design parameters were verified by the mathematical model of the blade cutting edge trajectory and multi-body dynamics simulation.Taking stubble cutting stability,leakage rate,working efficiency and costs as the test indexes,field performance comparison tests were carried out on the three operation modes of UOAM mowing,shoulder carrying mower(SCM)mowing and manual weeding.Test results showed that the coefficient variation of stubble cutting height of UOAM was the smallest,showing that the working stability of UOAM was better than the other two treatments.The leakage rate of UOAM was 2.42%,and its coefficient variation was lower than that of SCM.The working efficiency of UOAM was much higher than that of SCM and manual weeding,which was 4.44 times of SCM and 20 times of manual weeding.The profitable area of UOAM was 7.02 hm^(2),showing that it was suitable for large-scale mechanized Y-trellis pear orchards.Xiaohui Lei Yannan Qi Jin Zeng Quanchun Yuan Youhong Chang Xiaolan Lyu 2022International Journal of Agricultural and Biological Engineering2022,15,1:0
7Digital implementation and analysis of a high dynamic frequency tracking loop显示文摘In the wireless guidance system,the signals that receiver received has obvious Doppler shift for the high dynamic characteristic of the carrier.A new solution of carrier frequency tracking loop with frequency modifying system is put forward.The characteristic of cross product auto frequency control and the second order loop filter in this loop are analyzed.The simulation shows that this loop can accomplish frequency tracking well in high dynamic circumstance.Dong Shengbo Zhang Wentao Zhang Xiaofeng Chang Xiaolan Gu Xuemai 2007Journal of Systems Engineering and Electronics2007,18,3:0
8Seed-specific overexpression of cotton GhDGAT1 gene leads to increased oil accumulation in cottonseed显示文摘As the main byproduct of cotton fiber,the cotton seed yields about 1.6 times that of fiber,with its oil rich in unsaturated fatty acids,mainly linoleic acid.It is desirable for breeders to increase the oil content of cottonseed without affecting the yield and quality of cotton fiber.In this study,a seed-specific promoter-(alpha-globulin gene promoter-)driven GhDGAT1 overexpression vector(P_(aGlob)-GhDGAT1)was constructed and used to transform an upland cotton line YZ1(Gossypium hirsutum).Overexpression of the cotton gene GhDGAT1 in cotton seeds increased its total oil content from 4.7%to 13.9%in different transgenic lines and different generations.With the increase of oil content,the composition and contents of the main fatty acids in cotton seed also changed,as reflected by the contents of the main saturated fatty acids and unsaturated oleic acid.GhDGAT1 could be used to increase oil content and improve oil composition in cottonseed.Peng Wu Xiaolan Xu Jingwen Li Jun Zhang Siyuan Chang Xiyan Yang Xiaoping Guo 2021The Crop Journal2021,9,2:0
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