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Latest Science Articles (Latest updated 2012-05-17 14:30:08)
Study on Physical Watershed Hydrological Model Based on Triangulated Irregular Network - Submitted On: 05/17/2012 - The principles in the physically based hydrological models, which originated from the blueprint propounded by Freeze and Harlan, are rigorous conservation laws of mass and momentum, and the parameters ....
Study on the Regional Surface Water Cycle of the Yangtze Basin (Baohe Basin) Based on the Technique G - Submitted On: 05/17/2012 - Based on the technique GIS and RS, the paper studies the regional surface watercycle (SWC) of the Yangtze basin by model VIC-3L with focusing on Baohe basin.The main results are as followed:1) Differen....
The Dynamic Changes of Zabuye Salt Lake on the Tibet Plateau - Submitted On: 05/17/2012 - There are more than 1000 saline lakes in China. The studies on the dynamic changes of meteorology, hydrology and hydrochemistry of a saline lake have important value to the resource exploitation and en....
Historiography of Science and Epistemological Hermeneutics - Submitted On: 05/17/2012 - The rise of the historicism in the philosophy of science hascriticized not only the science outlook of Logical Positivism, but alsothe science historiography of positivism which considers that thehisto....
Density Functional Theory Study on MCM-22 Zeolite - Submitted On: 05/17/2012 - In this thesis, the acidity and the active center of MCM-22 zeolite wereinvestigated by theoretical calculation. The main results are summarized as follows:1. It was found that the T1 and T4 sites, loc....
Research and Manufacture of Titania Whiskers with High Specific Surface Area for the Application in L - Submitted On: 05/17/2012 - The photocatalytic technique of nano-semiconductor represented by titania has demonstrated the appealing practical value, including hydrogen evolution from water, environmental treatment, and steriliza....
Preparation and Characterization of Porous Catalytic Materials - Submitted On: 05/17/2012 - Porous materials are widely used in many fields, such as catalysis, adsorption, and separation, of which, mesoporous silicas, carbon molecular sieves and aluminophosphate molecular sieves are of great ....
Research on Phase Transfer Catalytic Epoxidation of Enone - Submitted On: 05/17/2012 - Trichloroisocyanuric acid has been recognized as a mild and efficient oxidant for both liquid-liquid and solid-liquid biphasic phase transfer catalytic epoxidation of enone, and selective oxidation of ....
Synthesis of Nitrogen-containing Heterocyclic Unsymmetric Urea by Selenium-catalyzed Carbonylation - Submitted On: 05/17/2012 - Urea can be synthesized with Se/CO catalytic system by one-pot oxidative-reductive carbonylation of nitrobenzene. The purpose of this theme is to study thescope and limitation of this new catalytic sys....
Study on Control Strategy of Automated Mechanical Transmission - Submitted On: 05/17/2012 - The conventional manual transmission has high efficiency, simple structure and low cost. They are also used extensively. Automated mechanical transmission(AMT) holds the merits of the conventional manu....
Study on KBE System of Overall Design for Buses - Submitted On: 05/17/2012 - With the development of the society and economy, the requirements of market to the manufacturering industry are being more and more higher. On the premise of providing good quality products, the manufa....
Research on Dynamic Character & Control Strategy of Brushless DC Motor for HEV - Submitted On: 05/17/2012 - By way of the core parts of electrical vehicle, motor, driver and controller play important roles, and researches on them have important theoretical and practical meanings. Permanent magnet BLDC motor ....
Study and Application on the Motorcycle Virtual Prototype Technique - Submitted On: 05/17/2012 - The application of virtual prototype technology to develop the products of motorcycle is an effective way to increase the abilities of technology innovation and development on our own technology throug....
Study of Hydrodynamic Performance of Rowing and Athletic Performance Evaluation - Submitted On: 05/17/2012 - With the rapid improvement in the athletic techniques, the speedy increase in the intensity of international competition and the rapid development of the worldwide science and technology, The battle of....
Filter-paper Assay of Bovine Subclinical Mastitis Based on Milk Samples - Submitted On: 05/17/2012 - Filter paper was widely used to collect and store liquid biological samples for its portable, safety and economic properties. This study was conducted in order to systematically evaluate the suitabilit....
Biological Characterization of Theileria spp. Infective for Sheep and Goats in China - Submitted On: 05/17/2012 - Ovine and caprine theileriosis is caused by genus Theileria, which is transmitted by ticks and parasitized in macrophage, lymphblast and eryhrocytes of a variety of sheep and goats. Theileria, Babesia,....
Studies on Correlation of Microsatellite Polymorphism and Economic Character in Mink - Submitted On: 05/17/2012 - The DNA diversity of these 8 mink breeds (n=488) was determined using 20 microsatellite markers and analyzed statistically. Allete frequency, heterozygosity value (H), polymorphism information content ....
Foundation of Functional Model of Trypsinase and Effect of Extraneous Enzyme to Digestibility and Pro - Submitted On: 05/17/2012 - Four experiments were conducted to investigate functional model of trypsinase and effect of extraneous enzyme to digestibility and production performance in mink by determining production performance a....
Research on the Changes of Agricultural Education in China in the 20th Century - Submitted On: 05/17/2012 - In the late Qing Dynasty, with the western learning penetrating eastward, new schoolswere set up in great number in China to spread modern science and technology of westerncountries, and the agricultur....
Experimental Study of Vascular Tissue Engineering - Submitted On: 05/17/2012 - Vascular disease, one of the most common diseases jeopardizing the health of the human being, is mainly treated by the vessel transplantation technique. Therefore the source of vascular grafts becomes ....
Experimental Study of Infrasound on Mechanisms of Cell Biomechanics - Submitted On: 05/17/2012 - As the audible sound and ultrasound, infrasound is a mechanical vibration wave with frequency in range of 0.0001to 20Hz. With the physical characteristics of less attenuation in long distance spreading....
Effects of Nano-Hydroxyapatite to the Focal Ultrasoung Ablation - Submitted On: 05/17/2012 - BACKGROUNDHigh intensity focused ultrasound(HIFU)is a new non-invasive etchnique to treat solid tumors,but it can't be always success when treating deep tumors and big tumors in experiment and in clini....
Experimental Study on Preparation of Artery Vascular Biomaterials and Procedure of Artery Adhesive An - Submitted On: 05/17/2012 - Objective: To prepare artery vascular biomaterials and evaluate the feasibility of transplantation with decellularized artery allografts.Methods: (1)This study set up a new multi-step process to access....
Study of Dental Materials Prepared by Spark Plasma Sintering (SPS) - Submitted On: 05/17/2012 - Spark Plasma Sintering (SPS) technology is a new preparation technology and has special sintering mechanism. Many mechanisms, including a direct current pulse discharges, plasma activates and pressuriz....
Kahlil Gibran's Literary Works in the Occidental Context - Submitted On: 05/17/2012 - This dissertation is a subject study of the Khalil Gibran' s literary works in the occidental context. Gibran is an Arabian painter and writer residing U.S.A at the turn of the 20th century. His litera....
Eternal Utopia: A Study of the Transmutation of the British Utopian Literature - Submitted On: 05/17/2012 - The impulse of searching for perfect life in order to survive the miserable real life exists in men ever since the beginning of the human society. It can be seen in various forms of literary writings a....
On V.S. Naipaul's Spatial Writing - Submitted On: 05/17/2012 - This dissertation has made a penetrating study of V. S. Naipaul's Spatial Writing from the New Cultural Geography perspective. As an Indian-English writer, V. S. Naipaul won Nobel Prize for literature ....
The Latest Collection and Study on the Nongovernmental Writ of Contract in Fujian Province - Submitted On: 05/17/2012 - The collection and study on the nongovernmental writ of contract is an important field in the research of the history of Chinese community economy history. Starting from the beginning of the 20th Centu....
The Modern Meaning of Hegel - Submitted On: 05/17/2012 - ....
Study of the Problem about Socail Conflict and Political Regulation in Contemporary China - Submitted On: 05/17/2012 - With the faster pace on the course of China's reform, the social structure undergoesmajor adjustment and drastic changes, and the social contradictions are more conspicuous,which directly influence Chi....
Analysis of the Service Spirit of the Service Government - Submitted On: 05/17/2012 - In the 20th century 70's, the western countries start the administration reform and carry on to the government function relocates and the design, they have chosen the service function. Western nation h....
Analysis of Institutional Systems of Government Decision Making - Submitted On: 05/17/2012 - Starting from the deep social reform in China and the county's practical demand and being based upon the theories of Marxism, this paper has made a comprehensive study on the institutional systems of g....
Research of Korean Party Politics Reform and Development - Submitted On: 05/17/2012 - Korean party politics is the theme of the whole paper, in which basic system, function, characteristics and history of party politics have been analyzed as well. In the paper, relation between Korean p....
The Comparison Study of Modernization between China and India - Submitted On: 05/17/2012 - China and India are both developing countries with the most population in the world, two countries have long history and splendid ancient civilization. They got rid of the historical experience of dome....
Study on P2P Based Distributed Intrusion Detection System Model - Submitted On: 05/17/2012 - While the Internet provides opportunity for people, it also gives chance for hackers. Hence the security of network becomes the concerns of people and focus of researchers. Among various security measu....
A Novel Adaptive Antenna and Its Application to Mobile Communications - Submitted On: 05/17/2012 - In the past decades, the digital signal processing technology has been progressing rapidly and its development has been seen clearly on the performance to cost ratio of digital signal processor (DSP) h....
Effects of Mutual Coupling and Amplitude-phase Errors on the Ultra-Low Sidelobe Antenna - Submitted On: 05/17/2012 - Modern electronic warfare has set higher demands for the low or ultra-low sidelobe antennas, which are key components of modern Radar. In this thesis, our work is focused on analyzing and compensating ....
Research on Some Techniques for the Digital Receiver and the Corresponding System Implementation - Submitted On: 05/17/2012 - Due to worse electromagnetic environments where modern electronic receiving devices often work , analog receiving systems with worse anti-jamming abilities and agility unable to adjust. After 1980's, i....
A New Wide-band Digital Receiver - Submitted On: 05/17/2012 - Wide-band digital receiver is the import part of the new generation of the detection system for radar signal. The high-speed A/D converter is placed near the RF end to cover a wide survey band, then th....
Multi-period Investment Strategies Based on the Optimal Growth Path in Chinese Stock Market - Submitted On: 05/17/2012 - With the development of Chinese economy, the demand of the portfolio theory of the investment industry has growing fast. Investors need the portfolio theory suitable for the Chinese stock market to gui....
The Harmonious Development Study on Real Estate Market and Urban Economy - Submitted On: 05/17/2012 - Since Reforming and Opening up, Chinese real-estate industry has made great achievements. The real-estate market system has been established gradually. However, the contradiction between "over supply" ....
The Research on Loan Portfolio Optimization Model for Commercial Bank - Submitted On: 05/17/2012 - Loan portfolio optimization is the core of management of commercial banks. The mostof non-performing assets are contributed by the assigning mistake. The research on loanportfolio optimization model fo....
The Study of Comprehensive Performance Evaluation of Chinese Local Government Procurement - Submitted On: 05/17/2012 - The issue of local government procurement's performance is a question that Chinese government needs urgently to settle in government procurement's practice and financial reform practice. By using moder....
Research on Problems of Eastern Asia's Monetary Cooperation and Monetary Competition - Submitted On: 05/17/2012 - Financial globalization is the most important component of the economic globalization, and the accession to financial globalization is very necessary for economic development of Eastern Asia's countrie....
Applications of Laser-induced Fluorescence Spectroscopy in Heterogeneous Catalysis - Submitted On: 05/17/2012 - Laser-induced fluorescence (LIF) spectroscopy is an extremely sensitivetechnique, not only giving the information of electronic states of molecule but alsoprobing the influence of surrounding environme....
The Preparation of Recyclable Transition-metal Catalyst and Their Application in Heck Reaction - Submitted On: 05/17/2012 - In this paper, palladium nanoparticles and a kind of palladium complex containing SNS ligand have been synthesized and applied in the Heck reaction. Silver nanoparticles and cuprous oxide nanoparticles....
RuCl_3-catalyzed Micheal Addition and the Nano Titanium Dioxide Preparation and Photocatalytic Proper - Submitted On: 05/17/2012 - 1. A RuCl_3-cataIyzed aza-Micheal addition was developed. RuCl_3 was found to be an efficient catalyst to hetero-Michael reaction of primary amine, secondary amine, aromatic amine, thiols, and carbamat....
Dry Reforming of Methane Over Nickel Catalysts Supported on Complex Metal Oxides - Submitted On: 05/17/2012 - The energy and environment issues are two main subjects for sustainable economic development. Dry reforming of methane, which offers several advantages in the utilization of natural gas and CO_2, the r....
Studies on the Reductive Selenation and Catalyzed Hydrogenation Using Se/CO/H_2O System under Atmosph - Submitted On: 05/17/2012 - In the paper, we researched a kind of reactions using Se/CO/H_2O/DMFsystem to reduce selenation of aldehydes, ketones, alkyl halides and nitriles andcatalyzed hydrogenation of a,β-unsaturated carbonyl....
Robust Backstepping Control Method Using Sliding Modes with Its Application to the Fin Stabilizer - Submitted On: 05/17/2012 - The uncertainties exist everywhere in either the nature or the society. But the existence of the uncertainty is not permitted in the engineering. There is great difference between the actual systems an....
Research on Simulation and Experiment of Passively Controlled Anti-rolling Tank - Submitted On: 05/17/2012 - Passively controlled anti-rolling tank is one of the most popular used stabilizing equipments. It fits for ships working at each speed. On the top of passive anti-rolling tank, air valves are installed....
Research on Fault Diagnosis and Tolerant Technology and Its Application to Integrated Navigation Syst - Submitted On: 05/17/2012 - Fault diagnosis and fault tolerant control are application edge science. Its theory foundation refers to modern control theory, computer engineering, data statistics, signal processing, pattern recogni....
Research on Cooperative Anti-Submarine Training Technology for Naval Ship CGF - Submitted On: 05/17/2012 - For the purpose of enhancing the fidelity, interaction and expansibility of Submarine Synthetic Training and Simulation System, several technologies and algorithms, including system architecture, dynam....
Theoretical and Experimental Study on Underwater Anechoic Coating - Submitted On: 05/17/2012 - Underwater anechoic coating is crucial to submarine stealth technology and is a major part of quiet-submarine design. In this paper, the mechanism of resonant sound absorber is studied theoretically. D....
Exogenous Nitric Oxide Alleviates Oxidative Damage and Promotes Lateral Roots Growth of Wheat Seedlin - Submitted On: 05/17/2012 - Nitric oxide (NO) is a novel regulation material of plant growth, which particiates inthe physiological processs of growth, development, tolerance to biotic and abiotic stress ofplants. In this study, ....
Research on the Potential Distribution of Solenopsis Invicta in China - Submitted On: 05/17/2012 - PurposeIn this research, we applied three modeling methods to strive for accurately forecasting thepotential distribution of invasive species-Solenopsis invicta in China. Furthermore, we also researche....
Population and Genetic Diversity of Fusarium Graminearum Clade from Different Ecological Regions of C - Submitted On: 05/17/2012 - Fusarium graminearum Schwabe (teleomorph Gibberella zeae (Schwein) Petch) isan important pathogen to wheat, rice and maize---the three most important crops in theworld. The fungus can infect many plant....
Study on Anti-TMV Activity of Coreopsis Drummondii and Parthenium Hysterophorus - Submitted On: 05/17/2012 - The antiviral activity of ethanol extracts from 108 plant species belonging to 56 families against Tobacco mosaic virus (TMV) was determined, using local lesion and leaf discs assay. The results showed....
The Effects and Mechanisms of Several Chinese Herbal Medicine on Piglet's Diarrhea - Submitted On: 05/17/2012 - This thesis aimed to Study the antidiarrheal effects of Chinese herbal medicine for piglets and their antidiarrheal mechanisms. The results could be summarized as follows:1. The antidiarrheal powder an....
Experimental Study on Transfecting Gene into Bone Marrow Mesenchymal Stem Cells to Develop Tissue Eng - Submitted On: 05/17/2012 - Objective: To investigate method promoting the adhesion of seeding cells. Methods: (1) Prokaryotic expression, extraction and purification of FnCBD_(64). (2) Construction of recombinant adenovirus codi....
An Experimental Study of Prefabricating Vascularized Tissue Engineering Bone Using OB and VEC Co-cult - Submitted On: 05/17/2012 - In the oral maxillary surgery, it is a key how to reconstruct externality and function of bone and soft tissue and resume life quality of patients, which was due to oral tumor and trauma. In a long tim....
Study on Articular Cartilage Derived Scaffold for Cartilage Tissue Engineering - Submitted On: 05/17/2012 - Articular cartilage has a limited capacity for spontaneous self-repair and is consequently vulnerable to injuries and disease that may lead to irreversible damage. Numerous attempts have been made to p....
The Rudimentary Study on the Vascularization of Liver Tissue-Engineering - Submitted On: 05/17/2012 - Objective: In order to construct the liver tissue with vascularization, the following elementary studies were made: 1.The preparing of seed cells for the vascularization of liver tissue-engineering; 2.....
Experimental Study on Fabrication of Tissue Ngineered Bone and Cartilage with Mesenchymal Stem Cells - Submitted On: 05/17/2012 - Bone marrow mesenchymal stem cells(MSCs) are multipotential adult stem cells. MSCs share the similar morphology with fibroblasts, reticular cells, and endothelial cells. MSCs are present in a variety o....
On the Existing Mode of Literature in the Context of Modern Media - Submitted On: 05/17/2012 - This dissertation aims to illustrate the existing mode of literature (abbreviated as EML in this paper) as the basic theoretical issue of literature. It means to construct a kind of concrete being in t....
A Study of the Evolution of Value Orientation of New Period Literary Theories - Submitted On: 05/17/2012 - The current studies of Literary Theories have efficiently acquired some theoretical achievements in translating and introducing western literary theories, in transforming Chinese classical literary the....
From Craftsman to "Divine" Genius - Submitted On: 05/17/2012 - Italian Renaissance is one of the most important periods in the history of the western arts. It was not only a golden time of the three visual arts, but more importantly, the social status of the arts ....
Snow White in Progression - Submitted On: 05/17/2012 - The fairy tale is often associated with the children's literature and considered as unrealistic and frivolous for serious reading. However, this view is unfair and ungrateful considering the fact that ....
The Methodological Research of Critique of Modernism Poetry in China and the West - Submitted On: 05/17/2012 - Chapter 1. The Dimension of The Authors: On the research of the ideology of the creative subject. Theory Resources: Althusser definited ideology as it was the reappearance of the imaginary relationship....
Research on the Legal Questions of Supplying Rural Public Goods - Submitted On: 05/17/2012 - The essence of the question of supplying the rural public goods refers to the conflict between the sharp increasing of the requirement and the poor, unfair and ineffective system of supplying the publi....
The History of England Taxation Law - Submitted On: 05/17/2012 - The history of constitution is always the important and hot area in the study on the history of middle ages. There are a lot of productions in the study. Although these productions all deal with the fi....
Through the History - Submitted On: 05/17/2012 - The object of this paper is an unique and glorious phenomenon in the constitutional and legal history of U.S and in the world, the long endurance of U.S. Constitution. The research objective of the pap....
The Study of the Thought about the CPC Leading Our Country - Submitted On: 05/17/2012 - The CPC is the result of the development of Chinese history in the 20th century and burden the assignment of saving our country and flavoring our nation. The CPC lies at its position in the history, wi....
From the Revolutionary Party to the Ruling Party - Submitted On: 05/17/2012 - Ruling idea is a basic concept of Marxism political party and a theoretic basis of the party ruling the country. In order to strengthen the ruling capability, first of all we should acquire a correct r....
Research on Some Mobile IPv6 Key Technologies Based on MAP - Submitted On: 05/17/2012 - IPv6 based mobile communication is more and more attended to nowadays, due to the widening use of IPv6, as well as the inosculation of Internet and mobile communications. As an efficient supplementatio....
Research on Two Formal Theories of Security Protocols - Submitted On: 05/17/2012 - In this dissertation, we discuss some problems related to the two theories of the formal methods in the field of security protocols, and our work is mainly on the formal analysis about three-part authe....
Congest Control of High Speed Network - Submitted On: 05/17/2012 - With the rapid development of Internet and the sudden increase of computer network users, various network applications appear almost every day. And the network congestion led by the sharp increase of n....
Study on BGP-Based InterDomain Traffic Engineering - Submitted On: 05/17/2012 - The Internet has evolved into a very critical communications infrastructure in the past dozens years, applying significant in economic, educational, and social activities. Simultaneously, the Internet ....
Study on Attribute Restricted Delegation Model in Role Based Access Control (RBAC) - Submitted On: 05/17/2012 - The development of access control, which is an important information security technology, can be dividing into many phases. In recent years, many researches are focus on role based access control-RBAC,....