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<正> Under the catalysis of several transition metal halides, 1,5-cyclooctadiene usually undergoes the ring opening poly......
Forecasting volatility in oil prices with a class of nonlinear volatility models:smooth transition R
In this study, the forecasting capabilities of a new class of nonlinear econometric models, namely, the LSTAR-LST-GARCH-......
Influences of synthesis methods and modifier addition on the properties of Ni-based catalysts suppor
A method of synthesizing Ni-based catalysts supported on α-Al2O3-based foams was developed. The foams were impregnated ......
Aerobic rice has the advantage of saving water. Most published work has focused on improving its yield, while few report......
This paper aims to determine the strength properties of jointed rock masses by means of the homogenization method. To re......
The 13.56 MHz analog front-end circuit for ISO/IEC 15693-compatible radio frequency identification (RFID) trans- ponder ......
Air-breathing mode laser propulsion experiment with a long-pulse transversely excited(TE) CO2 laser is carried out,and i......
A fully integrated direct-conversion digital satellite tuner for DVB-S/S2 and ABS-S applications is presented.A broadban......
On April 18th,Bayer Material Science an-nounced the establishment of new facilities in China aimed at further strengthe......
Fabrication and characteristics of magnetic field sensors based on nano-polysilicon thin-film transi
A magnetic field sensor based on nano-polysilicon thin films transistors(TFTs) with Hall probes is proposed.The magnetic......
120-150 ka human tooth and ivory engravings from Xinglongdong Cave, Three Gorges Region, South China
Rich paleoanthropological materials were unearthed in primary context from the Xinglongdong Cave in Fengjie County, Cho......
The presented analog front end(AFE) used to process human bio-signals consists of chopping instrument amplifier(IA),chop......
The contact-size-dependent characteristic of cutoff frequency f_T in bottom-contact organic thin film transistors(OTFTs)......
Research on enterprise risk management capability is conducted with a view of discerning and processing risks, in which ......
Cryosurgery is an effective way of curing many diseases including tumors and cancers.It can be applied using a variety o......
Exsanguination from trauma, gastrointestinal bleeding,and obstetric hemorrhage remains a major source of mortality acros......
In order to make an effectivily recycle use of iron and steel slags that are main industrial wastes generated in Chinese......
In this review, we highlight the recent development of organic π-functional materials as buffer layers in constructing ......
This paper describes a flood routing method applied in an ungauged basin,utilizing the Muskingum model with variable par......
Currently, the elastic interconnection has realized the high-rate data transmission among data centers(DCs). Thus, the e......
Peroral endoscopic myotomy for treatment of Guillain-Barre syndrome-associated achalasia: A rare cas
Guillain-Barre syndrome(GBS)-associated achalasia is a very rare disease of uncertain cause. We report the case of a pat......
The title complex has been synthesized and characterized by elementary analysis,FT-IR and Raman spectra. The crystal an......
Non-self-adjoint dynamical systems, e.g., nonholonomic systems, can admit an almost Poisson structure, which is formulat......
Pipes,especially buried pipes,in cold regions generally experience a rash of failures during cold weather snaps.However,......
Molecular design of trypsin mutants towards higher substrate specificity for arginine or ly-sine type substrates was stu......
OBJECTIVE To utilize a structure-based lead optimization approach to generate novel natural product-like typeⅡ inhibito......
We prepared and utilized a novel ultrafine fully-vulcanized powder nitrile butadiene rubber (UFPNBR)/ sodium montmorillo......
1 Results Tailored monomers based on the activated esters of 2,5-dibromobenzoic (sulfonic) acid derivatives, the 3-subs......
Synthesis,Characterization and Crystal Structure of a Noncentrosymmetric Coordination Polymer with 3
Hydrothermal reaction of 3-aminopyridine,NaSCN and cadmium cation led to the formation of complex [Cd(3-ampy)(NCS)2]n 1(......
Discrimination of industrial products by on-line near infrared spectroscopy with an improved dendrog
Near infrared(NIR) spectroscopy technique has shown great power and gained wide acceptance for analyzing complicated sam......
Despite the significant improvement on spatial resolution,Nano SIMS still preserves relatively high mass resolution,sens......
A trigger system was designed for the external target experiment in the Cooling Storage Ring(CSR)of the Heavy Ion Resear......
Angioarchitecture and CD133~+ tumor stem cell distribution in intracranial hemangiopericytoma A comp
Angioarchitecture plays an important role in the malignant development of intracranial hemangioperi-cytoma. It remains p......
Based on Investigation and Assessment on Rational Exploitation and Utilization of Groundwater Resources in Typical Areas......
Managing Director of New Access CapitalAndrew Qian says, “Look to the three‘new’ industries.”With the gradual openin......
Scattering simulation and reconstruction of a 3D complex target above an underlying surface using SI
A SIMO(single input and multiple output) system of a step-frequency(SF) radar is used.It works in downward-looking spotl......
In the paper the aim and meaning of traffic microscopic simulation is discussed first, and then three sub-models of the ......
This paper presents a novel interference management strategy, to adaptively choose the best fractional frequency reuse (......
This paper presents a method used to the numeral eddy current sensor modelling based on the genetic neural network to se......
Gecko-like robot(Geckobot),an important branch of bionic robotics,is a robot that simulates gecko’s capacity to climb w......
目的评价通过采取多种管理手段对清洁切口手术围手术期抗菌药物使用合理性的影响。方法通过强化医生培训、加强医院感染管理、加大......
采用外源标记~(15)NO_3~--N微注射技术的田间微区试验,研究了我国北方灌溉农作体系中,由于氮肥的高量投入导致作物收获后土壤剖面......
森林旅游是当前社会最重要的旅游类型之一,符合现代人对绿色健康、清新自然生活方式的追求。开展森林旅游业虽然带来巨大的经济效......
为了探究刺梨果渣的营养保健成分含量,评价刺梨果渣的利用价值,以‘贵农5号’刺梨果渣为材料,检测刺梨果渣中的主要营养成分和部分......
为积极贯彻落实中央治水方针和水利部治水新思路,大力推进水利法制体系建设,确保水资源的可持续利用,结合青海省水政工作的实践,阐......
宁国市前进大岗七子花种群是安徽省内规模最大的七子花野生分布种群。作者在实地调查的基础上,对其种群数量、特征及所在群落类型......
在综合分析光突发交换网络中组装算法对控制平面处理时延、数据平面资源利用效率和数据平面突发丢失率等多种性能指标的影响的基础......
研究莲花镇耕地土壤养分现状,并与全国第2次土壤普查数据作比较,分析土壤养分变化趋势及原因,并提出合理施肥的对策及建议。......
