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作者: Dongdong Fu;Chein Min Chen;Huaiyuan Qi;Zhengquan Fan;Zezheng Wang;Licheng Peng;Bo Li (e Advanced Research Institute of Multidisciplinary Science, Beijing Institute of Technology, Beijing, PR China c Department of Environmental Resource and Management, Chia Nan University of Pharmacy and Science, Tainan, Taiwan a College of Ecology and Environment, Hainan University, Haikou, Hainan Province 570228, PR China d Beijing Key Laboratory for Separation and Analysis in Biomedicine and Pharmaceuticals, School of Life Science, Beijing Institute of Technology, Beijing, PR China b Key Laboratory of Agro-Forestry Environmental Processes and Ecological Regulation of Hainan Province, Hainan University, Haikou, Hainan Province 570228, PR China)

出处: Marine Pollution Bulletin 2020

关键词: Microplastics;Distribution;Ecotoxicological effects;Controlling countermeasures;China

摘要: Microplastics (MPs) pollution has been increasingly investigated in marine and freshwater environments, even in atmosphere in China. Current literatur ...

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作者: Yan Huang;Long Li;Donghui Zhang;Liping Gan;Pei Zhao;Yinfeng Zhang;Qi Zhang;Mingqing Hua;Chunman Jia (c Hainan Provincial Key Lab of Fine Chemistry, Hainan University, Haikou 570228, China a School of Chemistry and Chemical Engineering, Jiangsu University, Zhenjiang 212013, China b Department of Pathology, School of Medicine, Johns Hopkins University, Baltimore, MD 21205, USA)

出处: Magnetic Resonance Imaging 2020

关键词: Dual-modal imaging;Gd-doped carbon quantum dots;Fe3O4;Fluorescence;Relaxivity

摘要: Nowadays, it is highly desired to develop dual-modal fluorescence and magnetic resonance imaging (FI/MRI) probes in medical imaging because it unites ...

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作者: H.S. Zhen;T.Y. Zhang;Z.L. Wei;Z.B. Chen;Z.H. Huang;C.W. Leung (b State Key Laboratory of Multiphase Flows in Power Engineering, Xi’an Jiaotong University, Xi’an 710049, China c The School of Professional Education and Executive Development of The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong a The Mechanical and Electrical Engineering College, Hainan University, Haikou, China)

出处: Fuel 2020

关键词: Jet impingement heat transfer;Flame impingement heat transfer;Turbulence;Flame brush

摘要: Turbulence induced by actuators has been widely utilized as a effective means to enhance jet impingement heat transfer (JIHT). Flame impingement heat ...

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作者: Shiqi Liu;Yujun Liang;Haoran Li;Weilun Zhang;Dong Tu;Yongjun Chen (b School of Physics and Technology, Wuhan University, Wuhan 430072, China c State Key Laboratory of Marine Resource Utilization in South China Sea, School of Materials Science and Engineering, Hainan University, Haikou 570228, China a Faculty of Materials Science and Chemistry, Engineering Research Center of Nano-Geomaterials of Ministry of Education, China University of Geosciences, Wuhan 430074, China)

出处: Chemical Engineering Journal 2020

关键词: Self-charge compensation;Tunable photoluminescence;Emission intensity and quantum efficiency;Healthy and warm white light

摘要: Phosphor with high efficiency and tunable photoluminescence is critical to solid state lighting device. Herein, three β-Ca 3 (PO 4 ) 2 -type phosphors ...

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作者: Jiangzhan Chen;Xibing Li;Han Cao;Linqi Huang (b Deep Resources and Hazards Research Center (DRHRC), Hainan University, Haikou, 570228, China a School of Resources and Safety Engineering, Central South University, Changsha, 410083, China c School of Geoscience and Info Physics, Central South University, Changsha, 410083, China)

出处: Journal of Petroleum Science and Engineering 2020

关键词: Coalbed methane;Pulsating hydraulic fracturing;Pre-existing fracture;Fracture propagation;Multi-mode injection;Fatigue damage

摘要: This study aims to investigate the propagation behavior of pre-existing fractures in a coalbed methane (CBM) reservoir during pulsating hydraulic frac ...

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作者: Jingke Hong;Jianping Gu;Rongxiao He;Xianzhu Wang;Qiping Shen (b College of Forestry, Hainan University, Haikou, 570228, China a School of Management Science and Real Estate, Chongqing University, Chongqing, 400045, China d Department of Building and Real Estate, The Hong Kong Polytechnic University, China c School of Business, Anhui University of Technology, Anhui, 243200, China)

出处: Energy 2020

关键词: Urbanization;Spatiality;Spillover effects;Energy connectivity;Durbin model;China

摘要: China has exhibited an active attitude with regard to abating global climate change. To analyze the effect of economy development and urbanization qua ...

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作者: Hang Zhang;Hang Yang;Xiangjie Ma;Guogang Li;Shiqi Liu;Haoran Li;Jian Yang;Yujun Liang;Yongjun Chen (a Engineering Research Center of Nano-Geomaterials of Ministry of Education, Faculty of Materials Science and Chemistry, China University of Geosciences, 388 Lumo Road, Wuhan, Hubei, 430074, PR China b State Key Laboratory of Marine Resource Utilization in South China Sea, School of Materials Science and Engineering, Hainan University, Haikou, 570228, PR China)

出处: Materials Research Bulletin 2020

关键词: Double perovskite;Dual emission;LaMg0.598Nb0.402O3;Plant growth lighting

摘要: A series of Bi 3+ and Mn 4+ co-doped LaMg 0.598 Nb 0.402 O 3 (LMNO) phosphors via a conventional high-temperature solid-state reaction. Typically, ...

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作者: Fuyu Li;Tingting Tang;Jie Li;Li Luo;Chaoyang Li;Jian Shen;Jianquan Yao (b State Key Laboratory of Marine Resource Utilization in South China Sea, Hainan University, No. 58, Renmin Avenue, Haikou, Hainan Province, 570228, China a Information Materials and Device Applications Key Laboratory of Sichuan Provincial Universities, Chengdu University of Information Technology, Chengdu, 610225, China d Dongguan ROE Technology Co.,Ltd, China c Key Laboratory of Optoelectronics Information Technology (Tianjin University), Ministry of Education, Institute of Laser & Opto-electronics, School of Precision Instruments and Opto-electronics Engineering, Tianjin University, Tianjin, 300072, China)

出处: Journal of Alloys and Compounds 2020

关键词: Chiral coding metasurface;Vanadium dioxide;Thermo-optic effect;Pancharatnam-Berry (P–B) phase

摘要: ld of electromagnetics, there are many limitations to achieve simultaneous polarization conversion and wavefront control. The chiral coding metasurfac ...

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作者: Yafen Ye;Junbin Gao;Yuanhai Shao;Chunna Li;Yan Jin;Xiangyu Hua (b Zhijiang College, Zhejiang University of Technology, Hangzhou 310024, PR China a School of Economics, Zhejiang University of Technology, Hangzhou 310023, PR China f School of Economics, Zhejiang University, Hangzhou 310027, PR China e Developmental and Behavioural Pediatrics Department, The Children’s Hospital Zhejiang University School of Medicine, Hangzhou 310052, PR China d Management School, Hainan University, Haikou 570228, PR China c Discipline of Business Analytics, The University of Sydney Business School, Camperdown NSW 2006, Australia)

出处: Applied Mathematical Modelling 2020

关键词: Support vector regression;Nonconvex loss;Robust regression;Concave-convex programming

摘要: In this paper, we propose a robust support vector regression with a novel generic nonconvex quadratic ε-insensitive loss function. The proposed method ...

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作者: Wenbo WU;Hongbin ZHANG;Fei JIA;Xin YANG;Haidong LIU;Weifeng YUAN;Xi-Qiao FENG;Bin GU (b School of Civil Engineering and Architecture, Hainan University, Haikou, Hainan 570228, P. R. China a School of Manufacturing Science and Engineering, Key Laboratory of Testing for Manufacturing Process, Ministry of Education, Southwest University of Science and Technology, Mianyang, Sichuan 621010, P. R. China d Shock and Vibration of Engineering Materials and Structures, Key Laboratory of Sichuan Province, Southwest University of Science and Technology, Mianyang 621010, P. R. China c Institute of Biomechanics and Medical Engineering, Department of Engineering Mechanics, Tsinghua University, Beijing 100084, P. R. China)

出处: Thin Solid Films 2020

关键词: Frequency dispersion;Lamb wave;Surface effects;Surface elasticity;Nanoplate

摘要: Dispersion of Lamb waves in a nanoplate where surface effects exist is investigated in this work by combining the wave theory with the surface elastic ...

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