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| 1 | Diagnosis, treatment, and prevention of 2019 novel coronavirus infection in children: experts' consensus statement显示文摘Since the outbreak of 2019 novel coronavirus infection (2019-nCoV) in Wuhan City,China,by January 30,2020,a total of 9692 confirmed cases and 15,238 suspected cases have been reported around 31 provinces or cities in China.Among the confirmed cases,1527 were severe cases,171 had recovered and been discharged at home,and 213 died.And among these cases,a total of 28 children aged from 1 month to 17 years have been reported in China.For standardizing prevention and management of 2019-nCoV infections in children,we called up an experts' committee to formulate this experts' consensus statement.This statement is based on the Novel Coronavirus Infection Pneumonia Diagnosis and Treatment Standards (the fourth edition) (National Health Committee) and other previous diagnosis and treatment strategies for pediatric virus infections.The present consensus statement summarizes current strategies on diagnosis,treatment,and prevention of 2019-nCoV infection in children. | Kunling Shen Yonghong Yang Tianyou Wang Dongchi Zhao Yi Jiang Runming Jin Yuejie Zheng Baoping Xu Zhengde Xie Likai Lin Yunxiao Shang Xiaoxia Lu Sainan Shu Yan Bai Jikui Deng Min Lu Leping Ye Xuefeng Wang Yongyan Wang Liwei Gao | 2020 | World Journal of Pediatrics2020,16,3: | 56 |
| 2 | Emerging in-plane anisotropic two-dimensional materials显示文摘Black phosphorus(BP)is a rapidly up and coming star in two-dimensional(2D)materials.The unique characteristic of BP is its in-plane anisotropy.This characteristic of BP ignites a new type of 2D materials that have low-symmetry structures and in-plane anisotropic properties.On this basis,they offer richer and more unique low-dimensional physics compared to isotropic 2D materials,thus providing a fertile ground for novel applications including electronics,optoelectronics,molecular detection,thermoelectric,piezoelectric,and ferroelectric with respect to in-plane anisotropy.This article reviews the recent advance in characterization and applications of in-plane anisotropic 2D materials. | Liang Li Wei Han Lejing Pi Ping Niu Junbo Han Chengliang Wang Bin Su Huiqiao Li Jie Xiong Yoshio Bando Tianyou Zhai | 2019 | InfoMat2019,1,1: | 16 |
| 3 | AXISYMMETRIC CONTACT PROBLEM OF CUBIC QUASICRYSTALLINE MATERIALS显示文摘The axisymmetric elasticity theory of cubic quasierystal was developed in Ref.[1].The axi-symmetric elasticity problem of cubic quasicrystal is reduced to a single higher-order partial differentialequation by introducing a displacement function,based on which,the exact analytic solutions for the elasticfield of an axisymmetric contact problem of cubic quasicrystalline materials are obtained for universal contactstress or contact displacement.The result shows that if the contact stress has order-1/2 singularity on theedge of the contact domain,the contact displacement is a constant in the contact domain.Conversely,if thecontact displacement is a constant,the contact stress must have order-1/2 singularity on the edge of thecontact domain. | Zhou Wangmin Fan Tianyou Yin Shuyuan | 2002 | Acta Mechanica Solida Sinica2002,15,1: | 14 |
| 4 | Scalable production of self-supported WSe/CNFs by electrospinning as the anode for high-performance lithium-ion batteries显示文摘 | Shasha Zhou Junnian Chen Lin Gan Qing Zhang Zhi Zheng Huiqiao Li Tianyou Zhai | 2016 | Science Bulletin2016,61,3: | 11 |
| 5 | Large eddy simulation and proper orthogonal decomposition analysis of turbulent flows in a direct injection spark ignition engine:Cyclic variation and effect of valve lift显示文摘Large eddy simulation(LES)is used to calculate the in-cylinder turbulent flow field in a direct injection spark ignition(DISI)engine.The computations are carried out for three different maximum valve lifts(MVL)and throughout 100 consecutive engine cycles.The simulated results as well as corresponding particle image velocimetry(PIV)measurement database are analyzed by the proper orthogonal decomposition(POD)method.Through a new developed POD quadruple decomposition the instantaneous in-cylinder flow fields are decomposed into four parts,named mean field,coherent field,transition field and turbulent field,respectively.Then the in-cylinder turbulent flow characteristics and cycle-to-cycle variations(CCV)are studied separately upon the four part flow fields.Results indicate that each part exhibits its specific characteristics and has close connection with others.The mean part contains more than 50%of the total kinetic energy and the energy cascade phenomenon occurs among the four part fields;the coherent field part possesses the highest CCV level which dominates CCV of the bulk flow.In addition,it is observed that a change in MVL affects significantly the in-cylinder flow behavior including CCV,especially for the coherent part.Furthermore,the POD analysis demonstrates that at least 25 sample cycles for the mean velocity and 50 sample cycles for the RMS velocity are necessary for obtaining converged and correct results in CCV. | QIN WenJin XIE MaoZhao JIA Ming WANG TianYou LIU DaMing | 2014 | Science China(Technological Sciences)2014,57,3: | 11 |
| 6 | Achieving highly uniform two-dimensional PbI2 flakes for photodetectors via space confined physical vapor deposition显示文摘Two-dimensional(2D) PbI_2 flakes have been attracting intensive attention as one potential candidate for the modern optoelectronics. However, suffered from the instability of kinetics-driven growth, the fabricated 2D PbI_2 flakes have a wide dimensional distribution even under the same conditions. Herein, a novel facile space confined physical vapor deposition(PVD) process is provided to synthesize uniform triangle PbI_2 flakes with high quality. The confined space provides a relatively stable growth environment that renders more control on the growth kinetics, leading to highly uniform triangle PbI_2 flakes with the average size of 5 mm and thickness of 17 nm. Moreover, as-fabricated PbI_2-based photodetectors show promising stable and flexible optoelectronic performances to 470 nm light, including high responsivity(0.72 AW^(-1)), large on/off ratio up to 900, fast photoresponse speed(rise time of 13.5 ms and decay time of 20 ms) and high detectivity(1.04×10^(10) Jones). The well-controllable growth of the uniform triangle PbI_2 flakes and the detailed exploration of their optoelectronic properties are particularly valuable for their further practical applications. | Yaguang Wang Lin Gan Junnian Chen Rui Yang Tianyou Zhai | 2017 | Science Bulletin2017,62,24: | 10 |
| 7 | Diagnosis and treatment of syncope in pediatric patients: a new guideline显示文摘Syncope is a common emergency of children and adolescents. The reoccurrence of syncope seriously affects children's physical and mental health. The pathogenesis, etiology, diagnosis and treatment of pediatric syncope differ from those in adults. Most pediatric syncope is relatively transient and benign in nature. But cardiac syncope, although the incidence is relatively low as compared with the neurally-mediated syncope (NMS), poses high risks of sudden death and needs to be quickly identified and managed. | Wenrui Xu Tianyou Wang | 2019 | Science Bulletin2019,64,6: | 10 |
| 8 | Tom70 serves as a molecular switch to determine pathological cardiac hypertrophy显示文摘病理学的心脏的肥大是心失败的不可避免的 forerunner。不管心脏的肥大的病原学, cardiomyocyte mitochondrial 改变总是在这上下文被观察。mitochondrial 先锋蛋白质的进口调节在 pathophysiological 下面维持 mitochondrial 功能的外部膜(汤姆) 建筑群管理的 mitochondrial 的 translocases;然而,它在病理学的心脏的肥大的发展的角色仍然保持不清楚。这里,我们证明 Tom70 是在从人和试验性的动物的病理学的 hypertrophic 心的 downregulated。在 Tom70 表示的减小在 vivo 并且在 vitro 生产了不同病理学的 cardiomyocyte 肥大。指向 Tom70 的眼的 atrophy-1 的有缺点的 mitochondrial 进口触发了细胞内部的氧化应力,它导致了病理学的细胞的回答。重要地,如果有到多样的 pro-hypertrophic 的完整的抵抗的 cardiomyocytes 侮辱,增加了 Tom70 层次。一起,这些结果表明 Tom70 充当安排 hypertrophic 压力和 mitochondrial 回答决定病理学的心脏的肥大的一个分子的开关。 | Jun Li Man Qi Changming Li Dan Shi Dasheng Zhang Duanyang Xie Tianyou Yuan Jing Feng Yi Liu Dandan Liang Xinran Xu Jinjin Chen Liang Xu Hong Zhang Jiangchuan Ye Fei LV Jian Huang Luying Peng Yi-Han Chen | 2014 | Cell Research2014,24,8: | 9 |
| 9 | Visual Fixation Assessment in Patients with Disorders of Consciousness Based on Brain-Computer Interface显示文摘Visual fixation is an item in the visual function subscale of the Coma Recovery Scale-Revised(CRS-R).Sometimes clinicians using the behavioral scales find it difficult to detect because of the motor impairment in patients with disorders of consciousness(DOCs). Braincomputer interface(BCI) can be used to improve clinical assessment because it directly detects the brain response to an external stimulus in the absence of behavioral expression. In this study, we designed a BCI system to assist the visual fixation assessment of DOC patients. The results from 15 patients indicated that three showed visual fixation in both CRS-R and BCI assessments and one did not show such behavior in the CRS-R assessment but achieved significant online accuracy in the BCI assessment. The results revealed that electroencephalography-based BCI can detect the brain response for visual fixation. Therefore,the proposed BCI may provide a promising method for assisting behavioral assessment using the CRS-R. | Jun Xiao Jiahui Pan Yanbin He Qiuyou Xie Tianyou Yu Haiyun Huang Wei Lv Jiechun Zhang Ronghao Yu Yuanqing Li | 2018 | Neuroscience Bulletin2018,34,4: | 9 |
| 10 | Space-confined vapor deposition synthesis of two dimensional materials显示文摘 | Shasha Zhou Lin Gan Deli Wang Huiqiao Li Tianyou Zhai | 2018 | Nano Research2018,11,6: | 9 |
| 11 | EXACT SOLUTIONS OF SEMI-INFINITE CRACK IN A STRIP显示文摘This study presents a procedure for solving semi-infinite crack which is a very useful model in geophysics,seismology and engineering.With the help of conformal transformation mapping.the region in a physical plane onto the interior of a unit circle in a plane,any case of this kind of problems can be solved unifiedly,and some exact solutions are obtained. | FAN Tianyou | 1990 | Chinese Physics Letters1990,7,9: | 8 |
| 12 | Nonlinear Decoupling PID Control Using Neural Networks and Multiple Models显示文摘For a class of complex industrial processes with strong nonlinearity, serious coupling and uncertainty, a nonlinear decoupling proportional-integral-differential (PID) controller is proposed, which consists of a traditional PID controller, a decoupling compensator and a feedforward compensator for the unmodeled dynamics. The parameters of such controller is selected based on the generalized minimum variance control law. The unmodeled dynamics is estimated and compensated by neural networks, a switching mechanism is introduced to improve tracking performance, then a nonlinear decoupling PID control algorithm is proposed. All signals in such switching system are globally bounded and the tracking error is convergent. Simulations show effectiveness of the algorithm. | Lianfei ZHAI Tianyou CHAI | 2006 | 控制理论与应用(英文版)2006,4,1: | 8 |
| 13 | Intelligent Manufacturing for the Process Industry Driven by Industrial Artificial Intelligence显示文摘Based on the analysis of the characteristics and operation status of the process industry,as well as the development of the global intelligent manufacturing industry,a new mode of intelligent manufacturing for the process industry,namely,deep integration of industrial artificial intelligence and the Industrial Internet with the process industry,is proposed.This paper analyzes the development status of the existing three-tier structure of the process industry,which consists of the enterprise resource planning,the manufacturing execution system,and the process control system,and examines the decision-making,control,and operation management adopted by process enterprises.Based on this analysis,it then describes the meaning of an intelligent manufacturing framework and presents a vision of an intelligent optimal decision-making system based on human–machine cooperation and an intelligent autonomous control system.Finally,this paper analyzes the scientific challenges and key technologies that are crucial for the successful deployment of intelligent manufacturing in the process industry. | Tao Yang Xinlei Yi Shaowen Lu Karl HJohansson Tianyou Chai | 2021 | Engineering2021,7,9: | 8 |
| 14 | Salt-assisted chemical vapor deposition of two-dimensional materials显示文摘Two-dimensional(2D) materials with atomic thickness are promising candidates for the applications in future semiconductor devices, owing to their fascinating physical properties and superlative optoelectronic performance. Chemical vapor deposition(CVD) is considered to be an efficient method for large-scale preparation of 2D materials toward practical applications.However, the high melting points of metal precursors and the thermodynamics instabilities of metastable phases limit the direct CVD synthesis of plenty of 2D materials. The salt has recently been introduced into the CVD process, which proved to be effective to address these issues. In this review, we highlighted the latest progress in the salt-assisted CVD growth of 2D materials, including layered and non-layered crystals. Firstly, strategies of adding salts are summarized. Then, the salt-assisted growth of various layered materials is presented, emphasizing on the transition metal chalcogenides of stable and metastable phases. Furthermore, strategies to grow ultrathin non-layered materials are discussed. We provide viewpoints into the techniques of using salt, the effects of salt, and the growth mechanisms of 2D crystals. Finally, we offer the challenges to be overcome and further research directions of this emerging salt-assisted CVD technique. | Wei Han Kailang Liu Sanjun Yang Fakun Wang Jianwei Su Bao Jin Huiqiao Li Tianyou Zhai | 2019 | Science China Chemistry2019,62,10: | 8 |
| 15 | Intelligent optimal control system for ball mill grinding process显示文摘Operation aim of ball mill grinding process is to control grinding particle size and circulation load to ball mill into their objective limits respectively, while guaranteeing producing safely and stably. The grinding process is essentially a multi-input multi-output system (MIMO) with large inertia, strong coupling and uncertainty characteristics. Furthermore, being unable to monitor the particle size online in most of concentrator plants, it is difficult to realize the optimal control by adopting traditional control methods based on mathematical models. In this paper, an intelligent optimal control method with two-layer hierarchical construction is presented. Based on fuzzy and rule-based reasoning (RBR) algorithms, the intelligent optimal setting layer generates the loops setpoints of the basic control layer, and the latter can track their setpoints with decentralized PID algorithms. With the distributed control system (DCS) platform, the proposed control method has been built and implemented in a concentration plant in Gansu province, China. The industrial application indicates the validation and effectiveness of the proposed method. | Dayong ZHAO Tianyou CHAI | 2013 | 控制理论与应用(英文版)2013,11,3: | 7 |
| 16 | Image formation of brain function in patients suffering from knee osteoarthritis treated with moxibustion显示文摘OBJECTIVES:Functional magnetic resonance imaging(fMRI) technology was used to study changes to the resting state blood flow in the brains of patients with knee osteoarthritis(KOA) before and after treatment with moxibustion at the acupoint of the left Dubi(ST 35) and to probe the cerebral mechanism underlying the effect of moxibustion.METHODS:The resting state brain function of 30 patients with left KOA was scanned with fMRI before and after treatment with moxibustion.The analytic methods of fractional amplitude of low frequency fluctuation(fALFF) and regional homogeneity(ReHo) were used to observe changes in resting state brain function.RESULTS:The fALFF values of the right cerebrum,extra-nucleus,left cerebellum,left cerebrum and white matter of patients after moxibustion treatment were higher than before treatment,and the fALFF values of the precentral gyrus,frontal lobe and occipital lobe were lower than before treatment(P<0.05,K≥85).The ReHo values of the thalamus,extra-nucleus and parietal lobe of patients were much higher than those before moxibustion treatment,and the ReHo values of the right cerebrum,left cerebrum and frontal lobe were lower than before treatment(P<0.05,K≥85).CONCLUSION:The influence of moxibustion on obvious changes in brain regions basically conforms to the way that pain and warmth is transmitted in the body,and the activation of sensitive systems in the body may be objective evidence of channel transmission.The regulation of brain function by moxibustion is not in a single brain region but rather in a network of many brain regions. | Hongwu Xie Fangming Xu Rixin Chen Tianyou Luo Mingren Chen Weidong Fang Fajin Lü Fei Wu Yune Song Jun Xiong | 2013 | Journal of Traditional Chinese Medicine2013,33,2: | 7 |
| 17 | Review of production status of heavysteel castings and key technologies for their manufacture in China显示文摘This paper expatiates on domestic status of heavy steel casting production, with a special focus on hydraulicturbine castings for Three Gorges Project. In China, there is magnificent demand for heavy castings with the rapidgrowth of the national economy in recent years and the expected high growth in the coming 10 to 20 years. Someheavy and large castings such as mill housing and hydraulic turbine runner crown, blade and band for Three GorgesProject have been successfully made. However, the domestic production capability is still far from meeting the giganticrequirements. The domestic capability still lags behind the world class level, and a lot of heavy castings still dependon import. The paper also gives a particular introduction of the key technologies in the manufacturing of heavy steelcastings like metal melting, foundry technology, heat treatment technology and numerical simulation technique, etc.In addition, several case studies on the application of numerical simulation in the production of heavy steel castingsare presented. | Kang Jinwu Huang Tianyou Liu Baicheng | 2008 | China Foundry2008,5,1: | 7 |
| 18 | Hierarchical Ni-Co-S@Ni-W-O core-shell nanosheet arrays on nickel foam for high-performance asymmetric supercapacitors显示文摘镍钴硫化物(Ni-Co-S ) 由于他们的优秀传导性和高电气化学的电容在电子设备为申请吸引了广泛的注意。为了便于 Ni-Co-S,优秀的率能力和这些的周期的稳定性的大规模实际申请,混合物必须充分被利用。因此,镍泡沫上的层次 Ni-Co-S@Ni-W-O (Ni-Co-S-W ) 核心 / 壳混血儿 nanosheet 数组经由一个灵巧的三步的热水的方法此处被设计并且综合,由在氩空气下面在一个管状的炉子退火列在后面。混合结构直接作为一个自立的电极被装配,它展出了 1,988 F | Weidong He Zhifu Liang Keyu ji Qingfeng Sun Tianyou Zhai Xijin Xu | 2018 | Nano Research2018,11,3: | 7 |
| 19 | Recent Progress on Data-Based Optimization for MineralProcessing Plants显示文摘In the globalized market environment, increasingly significant economic and environmental factors withincomplex industrial plants impose importance on the optimization of global production indices; such opti-mization includes improvements in production efficiency, product quality, and yield, along with reductionsof energy and resource usage. This paper briefly overviews recent progress in data-driven hybrid intelli-gence optimization methods and technologies in improving the performance of global production indicesin mineral processing. First, we provide the problem description. Next, we summarize recent progress indata-based optimization for mineral processing plants. This optimization consists of four layers: optimiza-tion of the target values for monthly global production indices, optimization of the target values for dailyglobal production indices, optimization of the target values for operational indices, and automation systemsfor unit processes. We briefly overview recent progress in each of the different layers. Finally, we point outopportunities for future works in data-based optimization for mineral processing plants. | Jinliang Ding Cuie Yang Tianyou Chai | 2017 | Engineering2017,3,2: | 7 |
| 20 | Hierarchical CuCo_2O_4@nickel-cobalt hydroxides core/shell nanoarchitectures for high-performance hybrid supercapacitors显示文摘Ni_(0.5)Co_(0.5)(OH)_2 nanosheets coated CuCo_2O_4 nanoneedles arrays were successfully designed and synthesized on carbon fabric. The core/shell nanoarchitectures directly served as the binder-free electrode with a superior capacity of 295.6 mAh g^(-1) at 1 Ag^(-1), which still maintained 220 mAh g^(-1) even at the high current density of 40 Ag^(-1), manifesting their enormous potential in hybrid supercapacitor devices. The asassembled CuCo_2O_4@Ni_(0.5)Co_(0.5)(OH)_2//AC hybrid supercapacitor device exhibited favorable properties with the specific capacitance as high as 90 Fg^(-1) at 1 Ag^(-1) and the high energy density of 32 Wh kg^(-1) at the power density of 800 Wkg^(-1). Furthermore, the as-assembled device also delivered excellent cycling performance(retaining 91.9% of the initial capacitance after 12,000 cycles at 8 Ag^(-1)) and robust mechanical stability and flexibility, implying the huge potential of present hierarchical electrodes in energy storage devices. | Chenggang Wang Kai Guo Weidong He Xiaolong Deng Peiyu Hou Fuwei Zhuge Xijin Xu Tianyou Zhai | 2017 | Science Bulletin2017,62,16: | 6 |