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| 1 | Study on the recovery of hydrogen from refinery (hydrogen+methane) gas mixtures using hydrate technology显示文摘A novel technique for separating hydrogen from (H2 + CH4) gas mixtures through hydrate formation/dissociation was proposed. In this work, a systematic experimental study was performed on the separation of hydrogen from (H2 + CH4) feed mixtures with various hydrogen contents (mole fraction x = 40%-90%). The experimental results showed that the hydrogen content could be enriched to as high as ~94% for various feed mixtures using the proposed hydrate technology under a temperature slightly above 0℃ and a pressure below 5.0 MPa. With the addition of a small amount of suitable additives, the rate of hydrate formation could be increased significantly. Anti-agglomeration was used to disperse hydrate particles into the condensate phase. Instead of preventing hydrate growth (as in the kinetic inhibitor tests), hydrates were allowed to form, but only as small dispersed particles. Anti-agglomeration could keep hydrate particles suspended in a range of condensate types at 1℃ and 5 MPa in the water-in-oil emulsion. | WANG XiuLin CHEN GuangJin YANG LanYing ZHANG LinWei | 2008 | Science China Chemistry2008,51,2: | 17 |
| 2 | Segmentation of Hematoxylin-Eosin stained breast cancer histopathological images based on pixel-wise SVM classifier显示文摘Hematoxylin-Eosin(HE) staining is the routine diagnostic method for breast cancer(BC), and large amounts of HE stained histopathological images are available for analysis. It is emergent to develop computational methods to efficiently and objectively analyze these images, with the aim of providing potentially better diagnostic and prognostic information for BC. This work focuses on analyzing our in-house HE stained histopathological images of breast cancer tissues. Since tumor nests(TNs) and stroma morphological characteristics can reflect the biological behaviors of breast invasive ductal carcinoma(IDC), accurate segmentation of TNs and the stroma is the first step towards the subsequent quantitative analysis. We first propose a method based on the pixel-wise support vector machine(SVM) classifier for segmenting TNs and the stroma, then extract four morphological characters related to the TNs from the images and investigate their relationships with the patients' 8-year disease free survival(8-DFS). The evaluation result shows that the classification based segmentation method is able to distinguish between TNs and stroma with 87.1% accuracy and 80.2% precision,suggesting that the proposed method is promising in segmenting HE stained IDC histopathological images. The Kaplan-Meier survival curves show that three morphological characters(number of TNs, total perimeter, and average area of TNs) in the images have statistical correlations with 8-DFS of the patients, illustrating that the segmented images can help to identify new morphological factors in IDC TNs for the prediction of BC prognosis. | QU AiPing CHEN JiaMei WANG LinWei YUAN JingPing YANG Fang XIANG QingMing MASKEY Ninu YANG GuiFang LIU Juan LI Yan | 2015 | Science China(Information Sciences)2015,58,9: | 12 |
| 3 | Observed oceanic feedback to the atmosphere over the Kuroshio Extension during spring time and its possible mechanism显示文摘High-resolution satellite measurements are used to study the air-sea interaction over the Kuroshio Extension (KE) region during spring time. There are two oceanic fronts in the KE region off the east coast of Japan. These fronts are generally associated with strong ocean currents, which may display unstable meander, resulting in remarkable warm sea surface temperature (SST) ridges and cold SST troughs. Analyses of these satellite observations reveal a significantly positive correlation between sea surface wind speed and its underlying SST along these fronts. This positive SST-wind correlation be-comes even more significant when strong meanders occur along the fronts. This positive SST-wind correlation indicates an ocean-to-atmosphere feedback over the KE region during spring time. A high-resolution regional atmospheric model is used to investigate the atmospheric response to SST changes along the two fronts. | XU HaiMing WANG LinWei HE JinHai | 2008 | Chinese Science Bulletin2008,53,12: | 5 |
| 4 | A family of high-temperature ferromagnetic monolayers with locked spin-dichroism-mobility anisotropy: MnNX and CrCX(X=Cl,Br,I;C=S,Se,Te)显示文摘Two-dimensional magnets have received increasing attention since Cr_2Ge_2Te_6 and CrI_3 were experimentally exfoliated and measured in 2017. Although layered ferromagnetic metals were demonstrated at room temperature, a layered ferromagnetic semiconductor with high Curie temperature(Tc) is yet to be unveiled. Here, we theoretically predicted a family of high Tcferromagnetic monolayers, namely MnNX and CrCX(X = Cl, Br and I; C = S, Se and Te). Their Tcvalues were predicted from over 100 K to near 500 K with Monte Carlo simulations using an anisotropic Heisenberg model. Eight members among them show semiconducting bandgaps varying from roughly 0.23 to 1.85 eV. These semiconducting monolayers also show extremely large anisotropy, i.e. ~10~1 for effective masses and ~10~2 for carrier mobilities, along the two in-plane lattice directions of these layers. Additional orbital anisotropy leads to a spin-locked linear dichroism, in different from previously known circular and linear dichroisms in layered materials.Together with the mobility anisotropy, it offers a spin-, dichroism-and mobility-anisotropy locking.These results manifest the potential of this 2D family for both fundamental research and high performance spin-dependent electronic and optoelectronic devices. | Cong Wang Xieyu Zhou Linwei Zhou Ning-Hua Tong Zhong-Yi Lu Wei Ji | 2019 | Science Bulletin2019,64,5: | 5 |
| 5 | A review on the forward osmosis applications and fouling control strategies for wastewater treatment显示文摘During the last decades,the utilization of osmotic pressure-driven forward osmosis technology for wastewater treatment has drawn great interest,due to its high separation efficiency,low membrane fouling propensity,high water recovery and relatively low energy consumption.This review paper summarizes the implementation of forward osmosis technology for various wastewater treatment including municipal sewage,landfill leachate,oil/gas exploitation wastewater,textile wastewater,mine wastewater,and radioactive wastewater.However,membrane fouling is still a critical issue,which affects water flux stability,membrane life and operating cost.Different membrane fouling types and corresponding fouling mechanisms,including organic fouling,inorganic fouling,biofouling and combined fouling are therefore further discussed.The fouling control strategies including feed pre-treatment,operation condition optimization,membrane selection and modification,membrane cleaning and tailoring the chemistry of draw solution are also reviewed comprehensively.At the end of paper,some recommendations are proposed. | Linwei Zhu Chun Ding Tengyang Zhu Yan Wang | 2022 | Frontiers of Chemical Science and Engineering2022,16,5: | 3 |
| 6 | Synthesis, Characterization, DNA-binding Properties and DNA Cleavage of a New Ternary Copper(ll) Complex with Mixed-ligands of Tridentate Schiff Base and 1,10-Phenanth roline显示文摘新铜(II ) 建筑群,[Cu (naph 列伊) phen ] CH3OH 牥 ??? 浯汰硥眠瑩 ? 楍數 ? 楬慧摮 ? 景吠楲敤瑮瑡 ? 罉 E 晦 ? 獡 ? 湡 ??? 倭敨慮瑮牨汯湩? | Dong Jianfang Li Lianzhi Li Linwei Xu Tao Wang Daqi | 2011 | Chinese Journal of Chemistry2011,29,2: | 2 |
| 7 | Three-dimensional cellular automata based particle flow simulations of mechanical properties of talus deposit显示文摘Based on three-dimensional cellular automata (CA), a new stochastic simulation model to simulate the microstructures and particle flow of talus deposit is proposed. In addition, an auto-modeling program CARS is developed, with which numerical simulations can be conducted conveniently. For the problem of simulating mechanical behaviors of talus deposit, spatial arrangement or sphere shapes should be considered. In the new modeling method, four sphere arrangement models are developed for the particle flow simulation of talus deposit. Numerical results show that the talus deposit has the mechanical characteristics of typical stress-strain curves, as other rock-like materials. The cohesion of talus deposit decreases with increasing rock content, while the internal friction angle increases with increasing rock contents. Finally, numerical simulation is verified with the results of field test. | Linwei Wang Weiya Xu Anquan Xu | 2012 | Journal of Rock Mechanics and Geotechnical Engineering2012,4,4: | 2 |
| 8 | Efficient separation between trivalent americium and lanthanides enabled by a phenanthroline-based polymeric organic framework显示文摘Separation of the minor actinides(Am and Cm)from lanthanides in high-level liquid wastes(HLLW)is one of the most challenging chemical separation tasks known owing to their chemical similarities and is highly significant in nuclear fuel reprocessing plants because it could practically lead to sustainable nuclear energy by closing the nuclear fuel cycle.The solid phase extraction is proposed to be a possible strategy but all reported sorbent materials severely suffer from limited stability and/or efficiency caused by the harsh conditions of high acidity coupled with intense irradiation.Herein,a phenanthroline-based polymeric organic framework(PhenTAPB-POF)was designed and tested for the separation of trivalent americium from lanthanides for the first time.Due to its fully conjugated structure,PhenTAPB-POF exhibits previously unachieved stability under the combined extreme conditions of strong acids and high irradiation field.The americium partitioning experiment indicates that PhenTAPB-POF possesses an ultrahigh adsorption selectivity towards Am(Ⅲ)over lanthanides(e.g.,SFAm(Ⅲ)/Eu(Ⅲ)=3326)in highly acidic simulated HLLW and relatively fast adsorption kinetics in both static and dynamic experiments.Am(Ⅲ)can be almost quantitatively eluted from the PhenTAPB-POF packed-column using a concentrated nitric acid elution.The high stability and superior separation performance endow PhenTAPB-POF with the promising alternative for separating minor actinides over lanthanides from highly acidic HLLW streams. | Afshin Khayambashi Long Chen Xue Dong Kai Li Zhipeng Wang Linwei He Suresh Annam Lixi Chen Yaxing Wang Matthew V.Sheridan Chao Xu Shuao Wang | 2022 | Chinese Chemical Letters2022,33,7: | 1 |
| 9 | Numerical research on lid-driven cavity flows using a three-dimensional lattice Boltzmann model on non-uniform meshes显示文摘A lattice Boltzmann model combined with curvilinear coordinate is proposed for lid-driven cavity three-dimensional (3D) flows. For particle velocity distribution, the particle collision process is performed in physical domain, and the particle streaming process is carried out in the corresponding computational domain, which is transferred from the physical domain using interpolation method. For the interpolation calculation, a second-order upwind interpolation method is adopted on internal lattice nodes in flow fields while a second-order central interpolation algorithm is employed at neighbor-boundary lattice nodes. Then the above-mentioned model and algorithms are used to numerically simulate the 3D flows in the lid-driven cavity at Reynolds numbers of 100, 400 and 1000 on non-uniform meshes. Various vortices on the x-y, y-z and x-z symmetrical planes are successfully predicted, and their changes in position with the Reynolds number increasing are obtained. The velocity profiles of u component along the vertical centerline and w component along the horizontal centerline are both in good agreement with the data in literature and the calculated results on uniform meshes. Besides, the velocity vector distributions on various cross sections in lid-driven cavity predicted on non-uniform meshes are compared with those simulated on uniform meshes and those in the literature. All the comparisons and validations show that the 3D lattice Boltzmann model and all the numerical algorithms on non-uniform meshes are accurate and reliable to predict effectively flow fields. | TANG XueLin SU YanWen WANG FuJun LI LinWei | 2013 | Science China(Technological Sciences)2013,56,9: | 1 |
| 10 | Mineralogical and compositional characteristics of Late Permian coals from an area of high lung cancer rate in Xuan Wei, Yunnan, China: Occurrence and origin of quartz and chamosite显示文摘 | Shifeng Dai Linwei Tian Chen-Lin Chou Yiping Zhou Mingquan Zhang Lei Zhao Jumin Wang Zong Yang Hongzhi Cao Deyi Ren | 2008 | International Journal of Coal Geology2008,,4: | 1 |
| 11 | Responses of the functional structure of soil microbial community to livestock grazing in the T ibetan alpine grassland显示文摘 | Yunfeng Yang Linwei Wu Qiaoyan Lin Mengting Yuan Depeng Xu Hao Yu Yigang Hu Jichuang Duan Xiangzhen Li Zhili He Kai Xue Joy van Nostrand Shiping Wang Jizhong Zhou | 2012 | Glob Change Biol2012,,2: | 1 |
| 12 | Model for end-stage liver disease versus the Child-Pugh score in predicting the post-transplant 3-month and 1-year mortality in a cohort of Chinese recipients显示文摘 | Zhiyong Guo Xiaoshun He Linwei Wu Weiqiang Ju Anbin Hu Qiang Tai Dongping Wang Yi Ma Guodong Wang Xiaofeng Zhu Jiefu Huang | 2010 | Surgery Today2010,,1: | 1 |
| 13 | New breast cancer prognostic factors identified by computer-aided image analysis of HE stained histopathology images 显示文摘 | CHEN Jiamei QUA P WANG Linwei | 2015 | Sci Rep2015,5,10: | 1 |
| 14 | Estimating submarine groundwater discharge at a subtropical river estuary along the Beibu Gulf,China显示文摘In certain regions,submarine groundwater discharge(SGD)into the ocean plays a significant role in coastal material fluxes and their biogeochemical cycle;therefore,the impact of SGD on the ecosystem cannot be ignored.In this study,SGD was estimated using naturally occurring radium isotopes(^(223)Ra and ^(224)Ra)in a subtropical estuary along the Beibu Gulf,China.The results showed that the Ra activities of submarine groundwater were approximately 10 times higher than those of surface water.By assuming a steady state and using an Ra mass balance model,the SGD flux in May 2018 was estimated to be 5.98×10^(6) m^(3)/d and 3.60×10^(6) m^(3)/d based on 224Ra and 223Ra,respectively.At the same time,the activities of Ra isotopes fluctuated within a tidal cycle;that is,a lower activity was observed at high tide and a higher activity was seen at low tide.Based on these variations,the average tidal pumping fluxes of SGD were 1.15×10^(6) m^(3)/d and 2.44×10^(6) m^(3)/d with 224Ra and 223Ra,respectively.Tidaldriven SGD accounts for 24%-51%of the total SGD.Therefore,tidal pumping is an important driving force of the SGD in the Dafengjiang River(DFJR)Estuary.Furthermore,the SGD of the DFJR Estuary in the coastal zone contributes significantly to the seawater composition of the Beibu Gulf and the material exchange between land and sea. | Xilong Wang Kaijun Su Juan Du Linwei Li Yanling Lao Guizhen Ning Li Bin | 2021 | Acta Oceanologica Sinica2021,40,9: | 1 |
| 15 | Global DEMs vary from one to another:an evaluation of newly released Copernicus,NASA and AW3D30 DEM on selected terrains of China using ICESat-2 altimetry data显示文摘A good understanding of the quality of digital elevation model(DEM)is a perquisite for various applications.This study investigates the accuracy of three most recently released 1-arcsec global DEMs(GDEMs,Copernicus,NASA and AW3D30)in five selected terrains of China,using more than 240,000 high-quality ICESat-2(Ice,Cloud and land Elevation Satellite)ALT08 points.The results indicate the three GDEMs have similar overall vertical accuracy,with RMSE of 6.73(Copernicus),6.59(NASA)and 6.63 m(AW3D30).While the accuracy varies considerably over study areas and among GDEMs.The results show a clear correlation between the accuracy and terrain slopes,and some relationship between the accuracy and land covers.Our analysis reveals the land cover exerts a greater impact on the accuracy than that of the terrain slope for the study area.Visual inspections of terrain representation indicate Copernicus DEM exhibits the greatest detail of terrain,followed by AW3D30,and then by NASADEM.This study has demonstrated that ICESat-2 altimetry offers an important tool for DEM assessment.The findings provide a timely and comprehensive understanding of the quality of newly released GDEMs,which are informative for the selection of suitable DEMs,and for the improvement of GDEM in future studies. | Hui Li Jiayang Zhao Bingqi Yan Linwei Yue Lunche Wang | 2022 | International Journal of Digital Earth2022,15,1: | 1 |
| 16 | Engineered platelets-based drug delivery platform for targeted thrombolysis显示文摘Thrombolytic agents have thus far yielded limited therapeutic benefits in the treatment of thrombotic disease due to their short half-life,low targeting ability,and association with serious adverse reactions,such as bleeding complications.Inspired by the natural roles of platelets during thrombus formation,we fabricated a platelet-based delivery system(NO@uPA/PLTs)comprising urokinase(uPA)and arginine(Arg)for targeted thrombolysis and inhibition of re-embolism.The anchoring of uPA to the platelet surface by lipid insertion increased the thrombotic targeting and in vivo circulation duration of uPA without disturbing platelet functions.Nitric oxide(NO)generated by the loaded Arg inhibited platelet aggregation and activation at the damaged blood vessel,thereby inhibiting re-embolism.NO@uPA/PLTs effectively accumulated at the thrombi in pulmonary embolism and carotid artery thrombosis model mice and exerted superior thrombolytic efficacy.In addition,the platelet delivery system showed excellent thrombus recurrence prevention ability in a mouse model of secondary carotid artery injury.The coagulation indicators in vivo showed that the platelet-based uPA and NO co-delivery system possessed a low hemorrhagic risk,providing a promising tool for rapid thrombolysis and efficient inhibition of posttreatment re-embolism. | Songli Wang Ruifeng Wang Nana Meng Linwei Lu Jun Wang Jianfen Zhou Jiasheng Lu Qianzhu Xu Cao Xie Changyou Zhan Yao Li Yang Yu Weiyue Lu Min Liu | 2022 | Acta Pharmaceutica Sinica B2022,12,4: | 1 |
| 17 | Study of the Sensitive Properties of Marine Gas Hydrate Based on the Prestack Elastic Inversion显示文摘Using a bottom simulating reflector(BSR)on a seismic profile to identify marine gas hydrate is a traditional seismic exploration method.However,owing to the abundance differences between the gas hydrate and free gas in different regions,the BSR may be unremarkable on the seismic profile and invisible in certain cases.With the improvement of exploration precision,difficulty arises in meeting the requirements of distinguishing the abundance differences in the gas hydrate based on BSR.Hence,we studied other sensitive attributes to ascertain the existence of gas hydrate and its abundance variations,eventually improving the success rate of drilling and productivity.In this paper,we analyzed the contradiction between the seismic profile data and drilling sampling data from the Blake Ridge.We extracted different attributes and performed multi-parameter constraint analysis based on the prestack elastic wave impedance inversion.Then,we compared the analysis results with the drilling sampling data.Eventually,we determined five sensitive attributes that can better indicate the existence of gas hydrate and its abundance variations.This method overcomes the limitations of recognizing the gas hydrate methods based on BSR or single inversion attribute.Moreover,the conclusions can notably improve the identification accuracy of marine gas hydrate and provide excellent reference significance for the recognition of marine gas hydrate.Notably,the different geological features of reservoirs feature different sensitivities to the prestacking attributes when using the prestack elastic inversion in different areas. | TONG Siyou WANG Jialin LI Linwei ZHANG Haiqi WU Zhiqiang SHAO Yulan | 2019 | Journal of Ocean University of China2019,18,5: | 1 |
| 18 | Model for end-stage liver disease versus the Child-Pugh score in predicting the post-transplant 3-month and 1-year mortality in a cohort of Chinese recipients显示文摘 | Zhiyong Guo Xiaoshun He Linwei Wu Weiqiang Ju Anbin Hu Qiang Tai Dongping Wang Yi Ma Guodong Wang Xiaofeng Zhu Jiefu Huang | 2010 | Surgery Today2010,,1: | 1 |
| 19 | An integrated multistage nanofocusing system显示文摘 | Chen Jiannong Zhu Linwei Wang Feifei | 2013 | Plasmonics2013,8,: | 1 |
| 20 | Novel modeling on numerical computing the geo-deformation information in coalmine based on the GIS-Excel显示文摘Numerical simulation modeling is a hotspot in the geological engineering computing field.Taking a fast Langrangian analysis of continua in 3 dimensions(FLAC) numerical modeling on computing the geo-deformation information caused by the mining subsidence in a coalmine for example,a new GIS-Excel modeling method is proposed to build geologic strata within the simulation range combined with the coal-seam dip angle of the underground mining working-planes.First of all,the coal-seam model of the numerical computing is built by using the geographic information system(GIS) according to the stripe-through principle and the calculating formula on the size of the model blocks in the paper defined,then the FLAC^(3D) numerical computing model of all geologic strata within the simulation range is also built based on the calculating formula of thickness of each stratum and the Excel fast computing advantages.The GIS-Excel method is good at the higher modeling accuracy,seldom making mistakes and consuming less time.The reliability and validity of the method is verified well by its practical applications in the coalmine area. | 杨可明 Wang Libo Zhang Tao Qian Xiaoli Wang Linwei Liu Shiwen | 2013 | High Technology Letters2013,19,2: | 1 |