作者：Li, C.;Shao, X.-L.;Wang, X.;Jiang, H.;Cheng, Y.-K.;Xiao, C.-C.;Long, W.-X. （a Institute of Tropical Agriculture and Forestry, Hainan University, Haikou, 570228, China; b Hainan Key Laboratory for Sustainable Utilization of Tropical Bio-resources, Haikou, 570228, China; c Hubei Academy of Environmental Sciences, Wuhan, 430072, China）

出处：Chinese Journal of Ecology 2018

关键词：Allocation pattern;Nutrient;Plant organ;Tropical cloud forest

摘要：Studies on allocation of nitrogen (N), phosphorus (P) and soluble sugar in plants of tropical cloud forest play an important role in understanding the ...

作者：Li, H.;Xiang, D.;Cao, Y.;Zhao, S.;Tu, G. （a State Key Laboratory of Marine Resource Utilization in South China Sea, Hainan University, Haikou, 570228, China; b Key Laboratory of Advanced Materials of Tropical Island Resources, Ministry of Education, Hainan University, Haikou, 570228, China）

出处：Ceramics International 2017

关键词：Carbothermal reduction–nitridation (CRN);Refinement;Spark plasma (SP);Ti, W, Mo)(C, N)-(Ni, Co) powders

摘要：Ultrafine (Ti, W, Mo)(C, N)-(Ni, Co) cermet powders were rapidly synthesized from various metal oxides, mainly anatase-TiO 2 , by spark plasma assiste ...

作者：杨勋，刘平怀，郝宗娣，时杰，张森 （海南大学材料与化工学院,海南大学热带作物种质资源保护与开发利用教育部重点实验室）

出处：安徽农业科学 2011

关键词：尼罗红染色；富油微藻；油脂；超声提取

摘要：[目的]研究富油微藻的分离与筛选,探讨其油脂提取的最佳工艺条件。[方法]采用尼罗红荧光染料对分离自海南淡水水体的微藻进行初筛,得到油脂含量较高的Monoraphidium sp.,采用Bligh-Dyer超声法提取该微藻的油脂.以提取溶剂比例、超声功率、提取温度、提取时间为因子,通过单因子试验研究其 ...

作者：许琼情，时杰，李恒颜，陈德力，汪春牛，刘平怀 （海南大学材料与化工学院海南优势资源化工材料应用技术教育部重点实验室）

出处：精细化工 2012

关键词：广南天料木；抗氧化活性；加速溶剂萃取；中药现代化技术

摘要：以抗坏血酸(Vc)、二叔丁基羟基甲苯(BHT)和芦丁(Rutin)为阳性对照,利用酶标仪,采用二苯代苦味肼基自由基(DPPH)法、铁离子还原总抗氧化力(FRAP)法两种微量体外抗氧化活性分析方法对广南天料木茎加速溶剂萃取物及常规溶剂提取物进行评价。研究表明,乙酸乙酯加速溶剂萃取物(ASE-EtOAc ...

作者：时杰，杨勋，刘平怀 （海南大学材料与化工学院/热带作物种质资源保护与开发利用教育部重点实验室）

出处：广东农业科学 2012

关键词：几丁质降解菌；几丁质酶；几丁寡糖

摘要：从海南热带海洋红树林土样中分离得到一株高产几丁质酶菌株HN12,经形态、生理生化和16S rDNA基因手段鉴定,其为一新种,命名为Chitiniphilus haikoumanggrovensis(GenBank No.HQ877498,type strain CGMCC No.5142)。单因素试 ...

作者：Li, HL (Li, Honglei);Chen, Q (Chen, Qi);Zhou, XY (Zhou, Xiaoyi) （;[ 1 ] Hainan Univ, Coll Informat Sci & Technol, Haikou, Hainan, Peoples R China）

出处：2017 IEEE/ACIS 15TH INTERNATIONAL CONFERENCE ON SOFTWARE ENGINEERING RESEARCH, MANAGEMENT AND APPLICATIONS (SERA) 2017

关键词：medical tourism;health care platform;cloud computing

摘要：In this paper, we describe a cloud platform for health care tourism of Hainan province, China. The relevant business process is designed in a way that ...

作者：Li, F.;Chen, Y.;Tang, D.-M.;Jian, Z.;Liu, C.;Golberg, D.;Yamada, A.;Zhou, H. （a Energy Technology Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), 1-1-1, Umezono, Tsukuba 305-8568, Japan; b Key Laboratory of Tropical Biological Resources of Ministry of Education, Hainan Provincial Key Laboratory of Research on Utilization of Si-Zr-Ti Resources, Hainan University, Haikou 570228, China; c National Laboratory of Solid State Microstructures, Center of Energy Storage Materials and Technology, Nanjing University, Nanjing 210093, China; d Department of Chemical System Engineering, University of Tokyo, 7-3-1, Hongo, Bunkyo-ku Tokyo 113-8656, Japan; e International Center for Young Scientists (ICYS) and World Premier International (WPI), Center for Materials, National Institute for Materials Science (NIMS), 1-1, Namiki, Tsukuba 305-0044, Japan; f Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, Shenyang 110016, China）

出处：Energy and Environmental Science 2014

摘要：Ru nanoparticles have been deposited onto a multi-walled carbon nanotube paper ([email protected]) via a wet chemical method. The resulting catalyst, ...

作者：刘平怀，刘洋洋，时杰，刘奇 （海南大学材料与化工学院）

出处：精细化工 2009

关键词：加速溶剂萃取法；海南萝芙木；抗氧化活性；混合溶剂

摘要：考察了加速溶剂萃取(ASE)技术对海南萝芙木抗氧化活性成分的提取效果。以提取物对DPPH自由基的清除率为指标,确定水-丙酮混合溶剂为最佳溶媒,通过正交实验确定了最佳提取条件,即样品经质量分数1%的盐酸预处理30 m in后,以V(丙酮)∶V(水)=1∶1为溶媒,在125℃用加速溶剂萃取仪提取,所得提 ...

作者：Li, CQ (Li, Chaoqun);Yang, GH (Yang, Guanghui);Deng, H (Deng, Hua);Wang, K (Wang, Ke);Zhang, Q (Zhang, Qin);Chen, F (Chen, Feng);Fu, Q (Fu, Qiang) （;[ 1 ] Sichuan Univ, Coll Polymer Sci & Engn, State Key Lab Polymer Mat Engn, Chengdu 610065, Peoples R China [ 2 ] Hainan Univ, Coll Mat & Chem Engn, Haikou 570028, Peoples R China）

出处：Polymer International 2013

关键词：supercritical;microcellular foams;nanocomposites;graphene;cell nucleation

摘要：In this work, polystyrene (PS)/functionalized graphene nanocomposite foams were prepared using supercritical carbon dioxide. Thermally reduced graphen ...

作者：陈德力，肖曼，刘平怀 （海南大学热带作物种质资源保护与开发利用教育部重点实验室）

出处：精细化工 2011

关键词：海南核果木；抗氧化；DPPH；FRAP；中药现代化技术

摘要：将海南核果木干燥枝叶用乙醇浸提，对总提物分别用石油醚、乙酸乙酯、正丁醇萃取，并以DPPH法和FRAP法对总提物及各萃取物的抗氧化活性进行评价。结果显示，在DPPH法中海南核果木总提物（DH）、石油醚萃取物（DHMSO）、乙酸乙酯萃取物（DHEtOAC）、正丁醇萃取物（DHNBA）、水相（DHH2O） ...