... column to keep the moisture content inside the column uniform while water was sprinkled over the top of the medium until the outflow from the bottom of the column equaled the volume of the water input ... HWCs while there is a slight change of the peak concentration in Andisol (Fig (b)) except for the more pronounced tailing of the BTCs with the increase of HWCs The peak concentrations for Andisol ... differences in the values of the distribution coefficient of two soils Given the fact that the distribution coefficient depends on the specific surface of the medium, Andisols provide the diversity of transport...
Ngày tải lên: 05/09/2013, 10:15
... Efficiency for Total Phosphorus (TP) Removal Fig illustrates the efficiency of the reactors for the removal of TP The highest efficiency for the removal of TP was obtained upon using reactor II, and the ... a certain extent, because the radius of H+ is less than the radius of K+, Na+ and Ca2+ The H+ ion replaces the positive ion K+, Na+, Ca2+ hole volume is enlarged, force of chemical bond between ... which form countless microcells, then the iron could be reduced The reaction can reduce the toxicity of pollutants, promote growth of microorganism in reactors especially biological degradation for...
Ngày tải lên: 05/09/2013, 10:17
A capillary-based method determining the permeability of sand layer for geothermal applications
... to the experiment, a stable water level in the reservoir was kept by the overhead tank Once the bottom of the capillary tube contacted with water in the reservoir, the dynamic movement of the ... Variations of the capillary equilibrium height as a function of the grain diameter In this experiment, it was found that within the range of 20-40 oC, the effect of the fluid temperature on the measured ... later stages Therefore, for the long-term CR process, the Washburn equation tended to be an increasing prediction error due to the failure of the assumptions in Equation (2) In spite of this, Equation...
Ngày tải lên: 05/09/2013, 17:03
Báo cáo khoa học: "Improving the Use of Pseudo-Words for Evaluating Selectional Preferences" docx
... the Google model only requires n-gram counts to implement The Backoff Erk model is the best, using the Baseline for the majority of decisions and backing off to the Erk smoothing model when the ... include the syntactic relations) Corpus counts covered years of the AP section, and we used the development set of the NYT section to extract the seen and unseen pairs Figure shows the percentage of ... C(vd ,∗) if C(vd , n) > 0 otherwise 5.3 We implemented the current state -of -the- art smoothing model of Erk (2007) The model is based on the idea that the arguments of a particular verb slot tend...
Ngày tải lên: 07/03/2014, 22:20
Báo cáo hóa học: " ´ On the Use of Pade Approximation for Performance Evaluation of Maximal Ratio Combining Diversity over Weibull Fading Channels" potx
... approximate rational expressions for the MGF of the Weibull RV based on the knowledge of its moments We then use these expressions to evaluate the performance of linear digital modulations over ... the MGF of the SNR per branch, is a properly chosen constant in the region of convergence in the complex s-plane, and SNRMRC is the total SNR, which is equal to the sum of the branches SNRs For ... −1, for m = and different values of γ Clearly, there is a perfect agreement between both expressions It is now of interest to inspect the accuracy of the PA for noninteger values of m For the...
Ngày tải lên: 22/06/2014, 22:20
Báo cáo lâm nghiệp: " The use of ultrasonic detectors for water stress determination in fruit trees" docx
... continued, during the night (Fig 2) using which AEs started was different for the various rootstock/cultivar combinations (Table I) The cultivar effect was not so marked, there was a tendency for fewer ... produced at any yfl for A120/3 on M.25 when compared with the other cultivars on the same rootstock On no occasion did AE for well-watered controls exceed per and were usually zero There was some ... R.P.C (1966) The conduction of sap 11 Detection of vibrations produced by sap cavitations in Ricinus stem Planta 69, 43-52 Sandford A.P & Grace J (1985) The measurement and interpretation of ultrasound...
Ngày tải lên: 09/08/2014, 04:20
Hints on the use of Pro-Engineer for Sheet Metal Design docx
... then sharp darts are cut into the start of the bend, resulting in a high rate of material deformation in this corner Although, for the thin material being used, this is acceptable, the ease of ... of the whole feature can be controlled with the dimension to DTM2 and the width of spacing by the depth of original cuts The width of brackets is controlled by the width of original cuts and the ... between the development and the folded up form of the model Mounting holes and other features are added to the folded form, and will automatically be placed correctly on the flat pattern.As in the...
Ngày tải lên: 14/08/2014, 11:20
Báo cáo sinh học: "The use of retroviral vectors for gene therapy-what are the risks? A review of retroviral pathogenesis and its relevance to retroviral vector-mediated gene delivery" pptx
... widely used in the case of oncogenic retroviral vectors, principally because viral titres were low, because of high rates of repair of the SIN deletion [13,89] and because of negative effects of the ... which the U3 region of the 3' LTR acts as the template for the U3 region in both LTRs of the provirus As the transcriptional enhancer elements in the 3' LTR are redundant in the context of a retroviral ... further viral replication is possible The nature of the retroviral replication process, where the U3 region of both the 5' and 3' LTRs of the provirus are effectively copied from the 3' LTR of the...
Ngày tải lên: 14/08/2014, 19:22
AN INVESTIGATION INTO THE USE OF ROLE PLAY FOR ENHANCING THE SECOND YEAR NON- ENGLISH MAJOR STUDENTS’ SPEAKING PERFORMANCE AT HANOI UNIVERSITYOF BUSINESS AND TECHNOLOGY Nghiên cứu về việc sử dụng đóng vai tình huống để nâng cao khả năng nói tiếng Anh của
... the option of “very much like the use of role plays in the speaking lessons” 8,3% of them showed the neutral attitudes Only 5% of them chose that they like the role plays used in the speaking ... 51 of them showed that they really like the role play activities Of these students, 65% chose the option of “much like the role play activities in the speaking lessons” 20% of them even chose the ... during the implementation of the action and then analyzed The analysis results were then consulted with the criteria for success to 22 decide whether there was a need for a next cycle or not The...
Ngày tải lên: 30/03/2015, 14:01
Funtionalization of magnetic nanoparticles for bio applications
... Some of the more specific biomedical applications of magnetic nanoparticles include their use as magnetic contrast agents in magnetic resonance imaging (MRI), hyperthermia agents, where the magnetic ... in the body [1] A potential benefit of using magnetic nanoparticles is the use of localized magnetic field gradients to attract the particles to a chosen site, to hold them there until the therapy ... first formed on the surface of the magnetite nanoparticles via ATRP followed by the immobilization of heparin onto the poly(NIPAAM) shell The poly(NIPAAM) layer also allows for the dispersion of the...
Ngày tải lên: 14/09/2015, 14:03
An investigation into the use of gaussian processes for the analysis of microarray data
... measurement of the data in term of its distribution The value of the score is high if the two means of the classes are very different and the data of each class are crowded near the mean of the data ... method, i.e the outputs of the training examples are known and the purpose is to predict the output of new example In most of the cases, the outputs are either of two classes Hence, the task is ... criterion is used for all other experiments in the subsequent data of this thesis The median of the posterior probability of an arbitrary iteration will be found for each example, using box plot The point...
Ngày tải lên: 28/09/2015, 13:38
guide for the use of preplaced aggregate concrete for structural and mass concrete applications
... strip of mortar in the joint The use of mastics that not harden has been found inadvisable because they tend to blow out as the grout rises behind the forms Forms constructed of tongue and groove ... layers of aggregate until all of the aggregate in the form has been grouted After each injection, the insert is withdrawn until the lower end of the insert is a minimum of ft (0.3 m) below the grout ... Connection may then be made to the insert and injection into the preplaced aggregate started The rate of pumping should be slow for the first few minutes to allow buildup of a mound of grout at the discharge...
Ngày tải lên: 24/10/2014, 17:44
the use of structured products applications, benefits and limitations for the institutional investor
... function of • • • • The volatility of the risky asset and the riskless asset The liquidity of the risky asset The returns of the risky asset The interest rate term structure Because the rebalancing ... Given the barrier for the DIN put or the strike for the short put we solve for the coupon The lower the barrier level the lower is the coupon This is a very popular yield-enhancement structure for ... 20 The call spread on the basket clearly dominates the average of the call spreads, because of the bubble period The call spread on the basket is a dispersion trade compared to the basket of...
Ngày tải lên: 18/12/2014, 08:33
Investigation into the use of support vector machine for omics applications
... typically use only a portion of these descriptors It has been found that, in some cases, selection of a proper subset of descriptors is useful for improving the performance of SVM.69-71 Therefore, there ... using SVM The performance of SVM critically depends on the diversity of samples in a training dataset and the appropriate representation of these samples The datasets used in many of the reported ... exploration of statistical learning methods for facilitating the study of functional and interaction profiles In the datasets of some of the reported studies, there appears to be an imbalance between the...
Ngày tải lên: 13/10/2015, 15:57
A STUDY ON THE USE OF CLASSROOM DISCIPLINE AS MOTIVATION FOR SECOND LANGUAGE ACQUISITION IN THE CONTEXT OF ENGLISH LANGUAGE TEAC
... look at themselves and become more aware of their responsibilities during the class hours This will them more good than otherwise Another part of the survey was feasible in the form of interviews, ... are needed 2 Scope of the Study The study mainly deals with the practical issues of second language acquisition in the classroom, therefore only the main theoretical aspects of linguistics shall ... in the language classroom This may be a composite of the classroom itself, the lesson routines, the audio-visual aids, etc The triangle of the teacher, the learner and the environment are the...
Ngày tải lên: 07/09/2013, 13:06
The Use of Plant Cell Biotechnology for the Production of Phytochemicals
... relatively easy to perform One of the major applications of genome sequencing of plants is functional genomics In simple words, an understanding of the function of genes and other parts of the genome is ... elucidation of specific biosynthetic enzymes, and the identification of end-products The complete genetic makeup of an organism has been generated in the plant sciences as well Because of the success of ... Consequently, the development of an information base on genetic, cellular, and molecular levels is now a prerequisite for the use of plants or plant cell cultures for biotechnological applications for the...
Ngày tải lên: 25/10/2013, 05:20
The Use of Selected Medicinal Herbs for Chemoprevention and Treatment of Cancer, Parkinson’s Disease, Heart Disease, and Depression
... effect on the adenoma formation Taken together, the results of these three groups, the efficacy of berry preparations, Mirtoselect from V myrtillus, and C3G in the Min/+ mouse, warrant the further ... is the common name for the flowering plant, Hypericum perforatum L (Gaster and Holroyd, 2000), a member of the Hypericaceae family Its yellow flower has been gathered for the feast of St John the ... Pseudohypericin, Hyperforin) in St John’s Wort (Hypericum perforatum L.) Hypericum, an extract of the flower of St John’s wort, has been used for the treatment of depression for centuries (Mischoulon,...
Ngày tải lên: 25/10/2013, 05:20
Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 1 pptx
... years through the development and use of a succession of live food organisms as feed for the developing larvae The aim of the present manual was therefore to review and summarise the latest developments ... prior permission of the copyright owner Applications for such permission, with a statement of the purpose and extent of the reproduction, should be addressed to the Director, Information Division, ... Countries for the synthesis of information in the field of aquaculture nutrition The editors would like to thank James de Caluwe, Rudi Bijnens, Magda Vanhooren and March Verschraeghen for their assistance...
Ngày tải lên: 15/12/2013, 00:15
Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 2 doc
... between the culture medium and the air The latter is of primary importance as the air contains the carbon source for photosynthesis in the form of carbon dioxide For very dense cultures, the CO2 ... Fluorescent tubes emitting either in the blue or the red light spectrum should be preferred as these are the most active portions of the light spectrum for photosynthesis The duration of artificial illumination ... the advantage of allowing control of the quality of the cultures The major difficulty in microscopic counts is reproducibility, which is a function of the sampling, diluting, and filling of the...
Ngày tải lên: 15/12/2013, 00:15
Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 3 ppt
... division The epidermis contains a densely packed layer of keratin-like proteins and is called the lorica The shape of the lorica and the profile of the spines and ornaments allow the determination of ... generations of offspring before they eventually die The reproduction activity of Brachionus depends on the temperature of the environment as illustrated in Table 3.1 The life cycle of Brachionus ... this rotifer could be used as a suitable live food organism for the early larval stages of marine fish The successful use of rotifers in the commercial hatchery operations of the red sea bream (Pagrus...
Ngày tải lên: 15/12/2013, 00:15