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55,478 条 记 录,以下是 1-30

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Glucose Oxidase-graphene-chitosan modified electrode for direct electrochemistry and glucose sensing
BIOSENSORS & BIOELECTRONICSKang, Xinhuang Wang, Jun Wu, Hong Aksay, Ilhan A. Liu, Jun Lin, Yuehe  出版年:2009
Direct electrochemistry of a glucose oxidase (GOD)-graphene-chitosan nanocomposite was studied. The immobilized enzyme retains its bioactivity, exhibits a surface confined, reversible two-proton and two-electron transfer...
A sensitive nonenzymatic glucose sensor in alkaline media with a copper nanocluster/multiwall carbon nano tube-modified glassy carbon electrode
ANALYTICAL BIOCHEMISTRYKang X. Mai Z. Zou X. Cai P. Mo J.  出版年:2007
Copper (Cu) nanoclusters were electrochemically deposited on the film of a Nafion-solubilized muldwall carbon nanotube (CNTs)modified glassy carbon electrode (CNTs-GCE), which fabricated a Cu-CNTs composite sensor (Cu-CN...
A graphene-based electrochemical sensor for sensitive detection of paracetamol
TALANTAKang, Xinhuang Wang, Jun Wu, Hong Liu, Jun Aksay, Ilhan A. Lin, Yuehe  出版年:2010
An electrochemical sensor based on the electrocatalytic activity of functionalized graphene for sensitive detection of paracetamol is presented. The electrochemical behaviors of paracetamol on graphene-modified glassy ca...
Neurobiology of rodent self-grooming and its value for translational neuroscience
NATURE REVIEWS NEUROSCIENCEKalueff, Allan V. Stewart, Adam Michael Song, Cai Berridge, Kent C. Graybiel, Ann M. Fentress, John C.  出版年:2016
Self-grooming is a complex innate behaviour with an evolutionarily conserved sequencing pattern and is one of the most frequently performed behavioural activities in rodents. In this Review, we discuss the neurobiology o...
Machine learning assisted design of high entropy alloys with desired property
ACTA MATERIALIAWen, Cheng Zhang, Yan Wang, Changxin Xue, Dezhen Bai, Yang Antonov, Stoichko Dai, Lanhong Lookman, Turab Su, Yanjing  出版年:2019
We formulate a materials design strategy combining a machine learning (ML) surrogate model with experimental design algorithms to search for high entropy alloys (HEAs) with large hardness in a model Al-Co-Cr-Cu-Fe-Ni sys...
共享经济:理论与现实
《广东财经大学学报》董成惠  出版年:2016
共享经济既能像传统消费模式一样满足人们的物质需求,又能解决人们对于环境保护的焦虑,降低新产品的生产量和原材料消耗,改变人们的消费观念。网络平台公司是共享经济的核心,通过网络技术使闲置资源在供方与需方之间得到精准配置,实现...
关键词:共享  共享经济  协同消费  网络平台  闲置资源  资源配置  被引量:296
A novel glucose biosensor based on immobilization of glucose oxidase in chitosan on a glassy carbon electrode modified with gold-platinum alloy nanoparticles/multiwall carbon nanotubes
ANALYTICAL BIOCHEMISTRYKang X. Mai Z. Zou X. Cai P. Mo J.  出版年:2007
A novel glucose biosensor was constructed, based on the immobilization of glucose oxidase (GOx) with cross-linking in the matrix of biopolymer chitosan (CS) on a glassy carbon electrode (GCE), which was modified with gol...
Spartina invasion in China: implications for invasive species management and future research
WEED RESEARCHAn S.Q. Gu B.H. Zhou C.F. Wang Z.S. Deng Z.F. Zhi Y.B. Li H.L. Chen L. Yu D.H. Liu Y.H.  出版年:2007
Four species of Spartina (Spartina anglica, S. alterniflora, S. patens and S. cynosuroides) have been introduced to China, but currently only the first three are present and only the first two successfully reproduce on t...
核心力量训练与传统力量训练之间关系的理论思考——核心稳定性训练
《天津体育学院学报》于红妍 王虎 冯春辉 贾嘉  出版年:2008
核心力量训练引起国内专家学者们的关注,尤其在我国高水平运动员的素质训练中已被相当一些教练员所接受,为了明晰核心力量与传统力量训练之间的关系,主要运用文献资料法、逻辑分析法和对比分析法对核心力量与传统力量训练的关系进行了分...
关键词:核心力量  核心稳定性  力量训练  运动员  被引量:256
A review on the application of Bacillus as probiotics in aquaculture
Fish and Shellfish ImmunologyKuebutornye F.K.A. Abarike E.D. Lu Y.  出版年:2019
Probiotics use in aquaculture has gained attention as microbial candidates to maintain the health and the well-being of many aquaculture animals. Among the many microbial candidates, probiotic Bacillus has sporulation ca...
A review on the application of Bacillus as probiotics in aquaculture
FISH & SHELLFISH IMMUNOLOGYKuebutornye, Felix K. A. Abarike, Emmanuel Delwin Lu, Yishan  出版年:2019
Probiotics use in aquaculture has gained attention as microbial candidates to maintain the health and the wellbeing of many aquaculture animals. Among the many microbial candidates, probiotic Bacillus has sporulation cap...
High Power Density Tower-like Triboelectric Nanogenerator for Harvesting Arbitrary Directional Water Wave Energy
ACS NANOXu, Minyi Zhao, Tiancong Wang, Chuan Zhang, Steven L. Li, Zhou Pan, Xinxiang Wang, Zhong Lin  出版年:2019
Wave energy is one of the most available energy sources in oceans. In this work, a design of high power density triboelectric nanogenerator (TENG) based on a tower structure is proposed for harvesting wave energy from ar...
A method for group decision-making based on determining weights of decision makers using TOPSIS
APPLIED MATHEMATICAL MODELLINGYue, Zhongliang  出版年:2011
In general, weights of decision makers (DMs) play a very important role in multiple attribute group decision-making (MAGDM), how to measure the weights of DMs is an interesting research topic. This paper presents a new a...
中国红树林生态系统生态价值评估
《生态科学》韩维栋 高秀梅 卢昌义 林鹏  出版年:2000
使用市场价值法 ,影子工程法 ,机会成本法和替代花费法等对中国现存自然分布的136 4 6hm2 的红树林生态系统的功能价值进行经济评估 ,评估结果表明 ,中国红树林总的年生态功能价值为 2 36 531万元 ,其中生物...
关键词:红树林  生态系统  功能价值评估  生态价值  被引量:241
An extended TOPSIS for determining weights of decision makers with interval numbers
KNOWLEDGE-BASED SYSTEMSYue, Zhongliang  出版年:2011
In this paper, we develop a method for determining weights of decision makers under group decision environment, in which the each individual decision information is expressed by a matrix in interval numbers. We define th...
生计资本与生计策略关系研究——以张掖市甘州区为例
《中国人口·资源与环境》苏芳 蒲欣冬 徐中民 王立安  出版年:2009
农民的生计安全与质量问题是当今中国农村的核心问题,稳定的生计可以使有关的政策协调发展、消除贫困并可持续地利用资源。本文采用可持续生计框架为研究基础,农户的生计资产为框架核心,通过建立可持续生计评价指标体系,对农户的生计资...
关键词:可持续生计(SLA)  生计资本  生计策略  层次分析法(AHP)  被引量:227
Applications of Wireless Sensor Networks in Marine Environment Monitoring: A Survey
SENSORSXu, Guobao Shen, Weiming Wang, Xianbin  出版年:2014
With the rapid development of society and the economy, an increasing number of human activities have gradually destroyed the marine environment. Marine environment monitoring is a vital problem and has increasingly attra...
Apparent digestibility of selected feed ingredients for juvenile cobia Rachycentron canadum
AQUACULTUREZhou Q.-C. Tan B.-P. Mai K.-S. Liu Y.-J.  出版年:2004
Apparent digestibility coefficients of dry matter (DM), crude protein (CP), crude lipid (CL), gross energy (GE), phosphorus, and amino acids in Peruvian fish meal, defatted soybean meal/roasted and solvent-extracted, def...
Image scrambling encryption algorithm of pixel bit based on chaos map
PATTERN RECOGNITION LETTERSYe, Guodong  出版年:2010
This paper presents an image scrambling encryption algorithm of pixel bit based on chaos map. The algorithm takes advantage of the best features of chaos maps, such as their pseudorandom property, system parameters, sens...
马氏珠母贝肉的营养成分及其游离氨基酸组成
《水产学报》章超桦 吴红棉 洪鹏志 邓尚贵 雷晓凌  出版年:2000
对马氏珠母贝肉的营养成分及游离氨基酸组成进行了较系统的食品化学特性研究。结果表明 :马氏珠母贝含粗蛋白 74.9% (干基 ) ,蛋白质的氨基酸组成中 ,富含Glu(2 .2 1% )、Asp(1.45 % )、Gly(...
关键词:马氏株母贝  营养成分  游离氨基酸组成  珍珠贝肉  被引量:202
Effects of traditional Chinese medicine on nonspecific immunity and disease resistance of large yellow croaker, Pseudosciaena crocea (Richardson)
AQUACULTUREJian J. Wu Z.  出版年:2003
The influence of traditional Chinese medicine (TCM) formulated from Astragalus Root (Radix astragalin seu Hedysari) and Chinese Angelica Root (Radix angelicae sinensis) at the rate of 5:1 (w/w) on nonspecific immunity in...
Self-assembled natural rubber/silica nanocomposites: Its preparation and characterization
COMPOSITES SCIENCE AND TECHNOLOGYPeng, Zheng Kong, Ling Xue Li, Si-Dong Chen, Yin Huang, Mao Fang  出版年:2007
A novel natural rubber/silica (NR/SiO2) nanocomposite is developed by combining self-assembly and latex-compounding techniques. The results show that the SiO2 nanoparticles are homogenously distributed throughout NR matr...
Observation of the seasonal evolution of the Yellow Sea Cold Water Mass in 1996-1998
CONTINENTAL SHELF RESEARCHZhang, S. W. Wang, Q. Y. Lue, Y. Cui, H. Yuan, Y. L.  出版年:2008
We use the hydrographic data obtained during the joint survey of the Yellow Sea by the First Institute of Oceanography, China and the Korea Ocean Research and Development Institute, Korea, to quantify the spatial structu...
简化CTAB法快速微量提取丝状真菌DNA
《湛江海洋大学学报》易润华 朱西儒 周而勋  出版年:2003
关键词:丝状真菌  立枯丝核菌  DNA提取  RAID  被引量:162
Direct electrochemistry and electrocatalysis of horseradish peroxidase based on clay-chitosan-gold nanoparticle nanocomposite
BIOSENSORS & BIOELECTRONICSZhao, Xiaojuan Mai, Zhibin Kang, Xinhuang Zou, Xiaoyong  出版年:2008
Gold nanoparticles stabilized by chitosan (AuCS) were hybridized with exfoliated clay nanoplates through electrostatic interaction. The resulting clay-chitosan-gold nanoparticle nanocomposite (Clay/AuCS) was used to modi...
TOPSIS-based group decision-making methodology in intuitionistic fuzzy setting
INFORMATION SCIENCESYue, Zhongliang  出版年:2014
Managers face with many decision-making problems that affect directly viability of their organization. Group decision-making (GDM) can help the managers to make more accurate decisions. The aim of this paper is to develo...
构建“以人为本”的现代体育教育观
《体育科学》曹卫  出版年:2004
采用文献资料调研和逻辑分析等方法 ,讨论了体育的人文性和体育教育向“以人为本”的现代体育教育观念转变的总体趋势。“以人为本”将会成为新世纪体育教育的主旋律 ,成为体育改革与发展的重要方向。体育教育必须融入“以人为本”的基...
关键词:体育教育  以人为本  理论  观念  体系  被引量:153
Optimization of process parameters for supercritical carbon dioxide extraction of Passiflora seed oil by response surface methodology
JOURNAL OF SUPERCRITICAL FLUIDSLiu, Shucheng Yang, Feng Zhang, Chaohua Ji, Hongwu Hong, Pengzhi Deng, Chujin  出版年:2009
Response surface methodology (RSM) was employed to optimize the process parameters of supercritical carbon dioxide extraction of the passion fruit seed oil. The effects of temperature, pressure and extraction time on the...
An image encryption algorithm based on hyper-chaos and DNA sequence
MULTIMEDIA TOOLS AND APPLICATIONSHuang, Xiaoling Ye, Guodong  出版年:2014
A novel image encryption algorithm making using of hyper-chaos and DNA sequence is presented here. A four-dimensional hyper-chaos system is used to generate the pseudo-random sequence, which is transformed into a biologi...
The pearl oyster Pinctada fucata martensii genome and multi-omic analyses provide insights into biomineralization
GigaScienceDu X. Fan G. Jiao Y. Zhang H. Guo X. Huang R. Zheng Z. Bian C. Deng Y. Wang Q. Wang Z. Liang X. Liang H. Shi C. Zhao X. Sun F. Hao R. Bai J. Liu J. Chen W. Liang J. Liu W. Xu Z. Shi Q. Xu X. Zhang G. Liu X.  出版年:2017
Nacre, the iridescent material found in pearls and shells of molluscs, is formed through an extraordinary process of matrix-assisted biomineralization. Despite recent advances, many aspects of the biomineralization proce...
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