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| 1 | Characteristics and Performance of Novel Water-Absorbent Slow Release Nitrogen Fertilizers显示文摘In this article, a research on the characteristics and performance of water-absorbent slow release nitrogen fertilizer (WASRNF) using infrared spectroscopy (IR), scanning electronic microscopy (SEM), differential scanning calorimetry (DSC), and thermogravimetry analysis (TGA), was present. The results indicate that the water absorbency and nitrogen analysis of WASRNF is 103 g g-1 and 30%, respectively, and WASRNF exhibits approximately neutral pH and very low salt index. WASRNF is a copolymer of nitrogen fertilizer and super absorbent polymer (SAP) monomers which is formed through hydrogen bond interaction, and the molecule contains hydrophilic groups, which is responsible for the absorption and water retention capacity of the molecule. WASRNF is a gel that exhibits the ability to swell, but does not dissolve in water. WASRNF shows non-homogenous nature as a whole, but in local zone it is homogenous, the copolymer molecule shows chain network that is the physical structure responsible for absorption and retention of water in WASRNF. The water retained in WASRNF exists as free and nonfreezing bound and freezing bound water states, with the free and the nonfreezing water accounting for more than 95% of water retained in WASRNF, and the nonfreezing bound water for less than 5%. WASRNF functions in delaying the release of nitrogen from it, thereby serving a novel slow release nitrogenous fertilizer. | HE Xu-sheng LIAO Zong-wen HUANG Pei-zhao DUAN Ji-xian GE Ren-shan LI Hong-bo GENG Zeng-chao | 2007 | Agricultural Sciences in China2007,6,3: | 24 |
| 2 | Surface plasmons interference nanogratings:wafer-scale laser direct structuring in seconds显示文摘It is always a great challenge to bridge the nano-and macro-worlds in nanoscience,for instance,manufacturing uniform nanogratings on a whole wafer in seconds instead of hours even days.Here,we demonstrate a single-step while extremely high-throughput femtosecond laser scanning technique to obtain wafer-scale,highly regular nanogratings on semiconductor-on-metal thin films.Our technique takes advantage of long-range surface plasmons-laser interference,which is regulated by a self-initiated seed.By controlling the scanning speed,two types of nanogratings are readily manufactured,which are produced by either oxidation or ablation.We achieve a record manufacturing speed(>1 cm^(2)s^(-1)),with tunable periodicity of∧<1μm.The fractional variation of their periodicity is evaluated to be as low as△∧/∧≈0.5%.Furthermore,by utilizing the semiconductor-on-metal film-endowed interference effects,an extremely high energy efficiency is achieved via suppressing light reflection during femtosecond laser nano-processing.As the fabricated nanogratings exhibit multi-functionality,we exemplify their practical applications in highly sensitive refractive index sensing,vivid structural colors,and durable superhydrophilicity. | liao Geng Wei Yan Liping Shi Min Qiu | 2022 | Light(Science & Applications)2022,11,7: | 8 |
| 3 | Causal Inference显示文摘Causal inference is a powerful modeling tool for explanatory analysis,which might enable current machine learning to become explainable.How to marry causal inference with machine learning to develop explainable artificial intelligence(XAI)algorithms is one of key steps toward to the artificial intelligence 2.0.With the aim of bringing knowledge of causal inference to scholars of machine learning and artificial intelligence,we invited researchers working on causal inference to write this survey from different aspects of causal inference.This survey includes the following sections:“Estimating average treatment effect:A brief review and beyond”from Dr.Kun Kuang,“Attribution problems in counterfactual inference”from Prof.Lian Li,“The Yule–Simpson paradox and the surrogate paradox”from Prof.Zhi Geng,“Causal potential theory”from Prof.Lei Xu,“Discovering causal information from observational data”from Prof.Kun Zhang,“Formal argumentation in causal reasoning and explanation”from Profs.Beishui Liao and Huaxin Huang,“Causal inference with complex experiments”from Prof.Peng Ding,“Instrumental variables and negative controls for observational studies”from Prof.Wang Miao,and“Causal inference with interference”from Dr.Zhichao Jiang. | Kun Kuang Lian Li Zhi Geng Lei Xu Kun Zhang Beishui Liao Huaxin Huang Peng Ding Wang Miao Zhichao Jiang | 2020 | Engineering2020,6,3: | 8 |
| 4 | Free-standing porous carbon electrodes derived from wood for high-performance Li-O2 battery applications显示文摘 | Jingru Luo Xiahui Yao Lei Yang Yang Han Liao Chen Xiumei Geng Vivek Vattipalli Qi Dong Wei Fan Dunwei Wang Hongli Zhu | 2017 | Nano Research2017,10,12: | 7 |
| 5 | Wheat breeding history reveals synergistic selection of pleiotropic genomic sites for plant architecture and grain yield显示文摘Diversity surveys of crop germplasm are important for gaining insights into the genomic basis for plant architecture and grain yield improvement,which is still poorly understood in wheat.In this study,we exome sequenced 287 wheat accessions that were collected in the past 100 years.Population genetics analysis identified that 6.7%of the wheat genome falls within the selective sweeps between landraces and cultivars,which harbors the genes known for yield improvement.These regions were asymmetrically distributed on the A and B subgenomes with regulatory genes being favorably selected.Genome-wide association study(GWAS)identified genomic loci associated with traits for yield potential,and two underlying genes,TaARF12 encoding an auxin response factor and TaDEP1 encoding the G-proteinγ-subunit,were located and characterized to pleiotropically regulate both plant height and grain weight.Elite single-nucleotide haplotypes with increased allele frequency in cultivars relative to the landraces were identified and found to have accumulated over the course of breeding.Interestingly,we found that TaARF12 and TaDEP1 function in epistasis with the classical plant height Rht-1 locus,leading to propose a“Green Revolution”-based working model for historical wheat breeding.Collectively,our study identifies selection signatures that fine-tune the gibberellin pathway during modern wheat breeding and provides a wealth of genomic diversity resources for the wheat research community. | Aili Li Chenyang Hao Zhenyu Wang Shuaifeng Geng Meiling Jia Fang Wang Xiang Han Xingchen Kong Lingjie Yin Shu Tao Zhongyin Deng Ruyi Liao Guoliang Sun Ke Wang Xingguo Ye Chengzhi Jiao Hongfeng Lu Yun Zhou Dengcai Liu Xiangdong Fu Xueyong Zhang Long Mao | 2022 | Molecular Plant2022,15,3: | 4 |
| 6 | Quantitative assessment of gas washing of oils in the Tazhong area of the Tarim Basin,Northwest China显示文摘Gas washing has been known in the Tazhong area of the Tarim Basin,but its quantitative assessment has not yet been reported.Here the influence of gas washing fractionation in the area was discussed based on the gas chromatogram data of 68 oils and the results of the mixing experiments of a black oil and a condensate.The results show that the intensity of gas washing fractionation decreased generally from northern to southern part and vertically from deep reservoirs to shallow reservoirs.The gas washing fractionation was mainly controlled by fault systems in this area,with the increase of n-alkane mass depletion positively correlated to the number and scale of faults.Gas washing fractionation appears to have affected the hydrocarbon property,and as a result the diversity of the crude oils is markedly controlled by gas washing.In addition,the occurrence of waxy oil in this area may be resulted from multiple factors including gas washing,mixed filling and migration fractionation. | YANG ChuPeng GENG AnSong LIAO ZeWen SUN YongGe ZHANG LüHui | 2009 | Science China Earth Sciences2009,52,1: | 4 |
| 7 | Geochemistry and Petrogenesis of Volcanic Rocks in the Yeba Formation on the Gangdise Magmatic Arc, Tibet显示文摘The Early Jurassic bimodal volcanic rocks in the Yeba Formation, situated between Lhasa, Dagzê and Maizhokunggar, composed of metabasalt, basaltic ignimbrite, dacite, silicic tuff and volcanic breccia, are an important volcanic suite for the study of the tectonic evolution of the Gangdise magmatic arc and the Mesozoic Tethys. Based on systematic field investigations, we carried out geochemical studies on representative rock samples. Major and trace element compositions were analyzed for these rock samples by XRF and ICP-MS respectively, and an isotope analysis of Rb-Sr and Sm-Nd was carried out by a MAT 262 mass spectrograph. The results show that the SiO2 contents in lava rocks are 41 %-50.4 % and 64 %-69 %, belonging to calc-alkaline basalt and dacite. One notable feature of the basalt is its low TiO2 content, 0.66 %-1.01 %, much lower than those of continental tholeiite. The ΣREE contents of basalt and dacite are 60.3-135 μg/g and 126.4-167.9 μg/g respectively. Both rocks have similar REE and other trace element characteristics, with enriched LREE and LILE relative to HREE and HFS, similar REE patterns without Eu anomaly. The basalts have depleted Ti, Ta and Nb and slightly negative Nb and Ta anomalies, with Nb*=0.54-1.17 averaging 0.84. The dacites have depleted P and Ti and also slightly negative Nb and Ta anomalies, with Nb*=0.74-1.06 averaging 0.86. Major and trace elemental and isotopic studies suggest that both basalt and dacite originated from the partial melting of the mantle wedge at different degrees above the subduction zone. The spinal lherzolite in the upper mantle is likely to be their source rocks, which might have been affected by the selective metasomatism of fluids with crustal geochemistry. The LILE contents of both rocks were affected by metamorphism at later stages. The Yeba bimodal volcanic rocks formed in a temporal extensional situation in a mature island arc resulting from the Indosinian Gangdise magmatic arc. | Geng Quanru Pan Guitang Jin Zhenmin Wang Liquan Liao Zhongli | 2005 | Journal of China University of Geosciences2005,16,4: | 4 |
| 8 | The comparison of biomarkers released by hydropyrolysis and Soxhlet extraction from source rocks of different maturities显示文摘The Permian Dalong Formation(P2d) source rocks from the mature Guangyuan outcrop section and the overmature Wangcang outcrop section in Sichuan Basin were selected.The Soxhlet extraction and kerogen catalytic HyPy were conducted on the P2d source rocks.The biomarkers obtained by both methods were compared to discuss their difference and the influence extent of thermal maturation on covalently bound biomarkers.The results show that covalently bound biomarkers can hardly be correlated to the corresponding free biomarkers due to severe thermal alterations and/or interference of migrated hydrocarbons in both outcrop sections and thermal maturation have much lower influence on covalently bound biomarkers in kerogens than on free biomarkers in Soxhlet extracts.The application of HyPy in study of biomarker geochemistry can reduce the thermal maturation effect on biomarkers(Ro≤2.4%) to a greater extent and the interference of migrated hydrocarbons between interbedded layers.The covalently bound biomarkers released by HyPy are useful in the study of biomarker geochemistry and oil-source correlation on high-overmature source rocks. | WU LiangLiang LIAO YuHong FANG YunXin GENG AnSong | 2013 | Chinese Science Bulletin2013,58,3: | 4 |
| 9 | First experimental constraints on WIMP couplings in the effective field theory framework from CDEX显示文摘We present weakly interacting massive particles(WIMPs) search results performed using two approaches of effective field theory from the China Dark Matter Experiment(CDEX), based on the data from both CDEX-1B and CDEX-10 stages. In the nonrelativistic effective field theory approach, both time-integrated and annual modulation analyses were used to set new limits for the coupling of WIMP-nucleon effective operators at 90% confidence level(C.L.) and improve over the current bounds in the low mχregion. In the chiral effective field theory approach, data from CDEX-10 were used to set an upper limit on WIMP-pion coupling at 90% C.L. We for the first time extended the limit to the m_(χ)<6 GeV/c^(2) region. | Yi Wang Zhi Zeng Qian Yue LiTao Yang KeJun Kang YuanJing Li Mehment Agartioglu HaiPeng An JianPing Chang JingHan Chen YunHua Chen JianPing Cheng Cheng Yi Chiang WenHan Dai Zhi Deng ChangHao Fang XinPing Geng Hui Gong QiuJu Guo XuYuan Guo HongJian He Li He ShengMing He JinWei Hu TuChen Huang HanXiong Huang HaiTao Jia LiPing Jia Xi Jiang HauBin Li JianMin Li Jin Li MingXuan Li RenMingJie Li Xia Li YuLan Li Bin Liao FongKay Lin ShinTed Lin ShuKui Liu YanDong Liu Yu Liu YuanYuan Liu ZhongZhi Liu Hao Ma YuCai Mao QiYuan Nie JinHua Ning Hui Pan NingChun Qi Jie Ren XiChao Ruan ChangSong Shang Vivek Sharma Ze She Lakhwinder Singh Monoj Kumar Singh TianXi Sun ChangJian Tang WeiYou Tang Yang Tian GuangFu Wang Li Wang Qing Wang Yu Chen Wang YunXiang Wang Zhen Wang Henry Tsz-King Wong ShiYong Wu YuCheng Wu HaoYang Xing Yin Xu Tao Xue YuLu Yan Nan Yi ChunXu Yu HaiJun Yu JianFeng Yue Ming Zeng BingTao Zhang Lei Zhang FengShou Zhang ZhenYu Zhang KangKang Zhao MingGang Zhao JiFang Zhou ZuYing Zhou JingJun Zhu | 2021 | Science China(Physics,Mechanics & Astronomy)2021,64,8: | 3 |
| 10 | A newly designed big cup nitinol stent for gastric outlet obstruction显示文摘AIM:To find out whether a newly designed big cup nitinol stent is suitable for treatment of patients with gastric outlet obstruction resulting from gastric cancer.METHODS:The new stent is composed of a proximal big cup segment(20 mm in length and 48-55 mm in diameter),a middle part(60 mm in length and 20 mm in diameter)covered by a polyethylene membrane and a distal sphericity(20 mm in length and 28 mm in diameter).Half of the proximal big cup segment is also covered by a polyethlene membrane,which is adjacent to the middle part of the stent.The stent is preloaded in a 6.0-mm-diameter introducer system.Thirteen patients with gastric outlet obstruction resulting from gastric cancer received the new stents under endoscopic and fluoroscopic guidance.RESULTS:Technical success was achieved in 12 of 13(92.3%)patients.Among the 12 patients in whom endoscopic stent was placed successfully,the clinical success rate was 91.7%during a follow-up of average 6.5 mo.During the first month follow-up,the migration rate was 0%,recurrent obstruction 0%and gastric bleeding 8.3%.During the follow-up between 2-12 mo,no migration,recurrent obstruction and gastric bleeding occurred.CONCLUSION:The proximal big cup segment seems to be effective and promising for technical efficacy,clinical outcome,and preventing migration and tumor ingrowth and increasing the emptying rate of sinus ventriculi. | Ding Shi Sheng-Hui Liao Jian-Ping Geng | 2010 | World Journal of Gastroenterology2010,16,33: | 3 |
| 11 | Asphaltenes in oil reservior recovery显示文摘Asphaltene is one of the important compositions in oil reservoirs, while it is also a major factor that causes difficulties in oil recovery and oil post-processings. Up to date, study on asphaltenes in oil recovery is stili a bottleneck problem, in this paper, the advances of studies on asphaltenes are reviewed, and some directions for further studying are suggested. What is reviewed in the paper includes the precipitation studies of asphaltenes, the degradation studies of asphaltenes and the applications of asphaltene’s studying in oil recovery; furthermore, it is regarded as a promising direction to study the possible applications of asphaltene’s selectively decomposing by chemical reagents in oil recovery. | Zewen Liao Ansong Geng | 2000 | Chinese Science Bulletin2000,45,8: | 2 |
| 12 | A programmed surface on polyetheretherketone for sequentially dictating osteoimmunomodulation and bone regeneration to achieve ameliorative osseointegration under osteoporotic conditions显示文摘Polyetheretherketone(PEEK)is a desirable alternative to conventional biomedical metals for orthopedic implants due to the excellent mechanical properties.However,the inherent bioinertness of PEEK contributes to inferior osseointegration of PEEK implants,especially under pathological conditions of osteoporosis.Herein,a programmed surface is designed and fabricated on PEEK to dictate osteoimmunomodulation and bone regeneration sequentially.A degradable hybrid coating consisting of poly(lactide-co-glycolide)and alendronate(ALN)loaded nano-hydroxyapatite is deposited on PEEK and then interleukin-4(IL-4)is grafted onto the outer surface of the hybrid coating with the aid of N_(2) plasma immersion ion implantation and subsequent immersion in IL-4 solution.Dominant release of IL-4 together with ALN and Ca^(2+) during the first few days synergistically mitigates the early acute inflammatory reactions and creates an osteoimmunomodulatory microenvironment that facilitates bone regeneration.Afterwards,slow and sustained delivery of ALN and Ca^(2+) in the following weeks boosts osteogenesis and suppresses osteoclastogenesis simultaneously,consequently ameliorating bone-implant osseointegration even under osteoporotic conditions.By taking into account the different phases in bone repair,this strategy of constructing advanced bone implants with sequential functions provides customizable and clinically viable therapy to osteoporotic patients. | Yanyan Zheng Ang Gao Jiaxiang Bai Qing Liao Yuzheng Wu Wei Zhang Min Guan Liping Tong Dechun Geng Xin Zhao Paul K.Chu Huaiyu Wang | 2022 | Bioactive Materials2022,7,8: | 2 |
| 13 | Distributional expansion of maximum from logarithmic general error distribution显示文摘Logarithmic general error distribution is an extension of lognormal distribution. In this paper, with optimal norming constants the higher-order expansion of distribution of partial maximum of logarithmic general error distribution is derived. | YANG Geng LIAO Xin PENG Zuo-xiang | 2016 | Applied Mathematics(A Journal of Chinese Universities)2016,31,2: | 2 |
| 14 | Intracellular GSH and ROS levels may be related to galactose-mediated human lens epithelial cell apoptosis: Role of recombinant hirudin variant III显示文摘 | Yu Ou Pei Geng Gao-Yong Liao Zhu Zhou Wu-Tong Wu | 2008 | Chemico-Biological Interactions2008,,2: | 2 |
| 15 | Perspectives of SLIT/ROBO signaling in placental angiogenesis显示文摘 | Liao WX Wing DA Geng JG | | 0,,: | 1 |
| 16 | Contribution of the spinal cord BDNF to the development of neuropathic pain by acti- vation of the NR2B-containing NMDA receptors in rats with spinal nerve ligation 显示文摘 | Geng S J Liao FF Dang WH | 2010 | Exp Neurol2010,222,2: | 1 |
| 17 | An improved model of rigid bodies for plain - weave fabrics based on the dynamics of multi- body systems显示文摘 | M X Xiao Z F Geng K J Liao | 2011 | Textile Research Journal2011,81,13: | 1 |
| 18 | Kinetic studies of asphaltene pyrolyses and their geochemical applications显示文摘 | Geng Ansong Liao Zewen | 2002 | Applied Geochemistry2002,17,12: | 1 |
| 19 | Contribution of the spinal cord BDNF to the development of neuropathic pain by activation of the NR2B-containing NMDA receptors in rats with spinal nerve ligation 显示文摘 | Geng S J Liao FF Dang WH | 2010 | Exp Neurol2010,222,2: | 1 |
| 20 | Oil-source correlation for the paleo-reservoir in the Majiang area and remnant reservoir in the Kaili area, South China显示文摘 | Fang Yunxin Liao Yuhong Wu Liangliang Geng Ansong | 2011 | J Asia Earth Sci2011,41,2: | 1 |