dielectric constant of water at various frequencies
Báo cáo hóa học: "Effect of the carbon nanotube surface characteristics on the conductivity and dielectric constant of carbon nanotube/poly(vinylidene fluoride) composites" doc
Ngày tải lên :
21/06/2014, 04:20
... different oxidation treatments in terms of the dielectric response In a previous study [19], it was demonstrated that an increase in the dielectric constant is related with the formation of a capacitor ... occurs at specific temperatures, identification of the surface groups is possible [10,13,14] It is well known that CO2 formation results from the decomposition of carboxylic acids at low temperature, ... concentration and shifts the percolation threshold to higher concentrations Table BET surface areas obtained by adsorption of N2 at -196°C and amounts of CO2 and CO obtained by integration of areas...
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Determination of Non-Steroidal Anti-Inflammatory Drugs (Nsaids) in Surface Water at Ho Chi Minh City
Ngày tải lên :
24/06/2015, 08:16
... the surface water at all sampling locations Particularly, ibuprofen concentration at Lê Văn Sỹ bridge is significantly higher than at other locations Regarding ketoprofen and diclofenac sodium, ... exist in surface water at a low concentration and at a few sampling locations Table Concentration of the analyzed pharmaceutical compounds in surface water samples collected at Hồ Chí Minh City ... which are ketoprofen, ibuprofen, diclofenac sodium and mefenamic acid Materials and methods 2.1 Sampling Samples were collected at the depth of 0.25 to 1.0 meter from the surface of water and stored...
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Modeling and characterization of high dielectric constant tunnel barriers for nanoelectronic applications
Ngày tải lên :
16/09/2015, 15:53
... High Dielectric Constant Materials .37 2.5.1 High Dielectric Constant Materials and Crystalline Oxides on silicon 37 2.5.2 Yittrium Oxide – A Potential Candidate for the Implementation of ... surface treatments at anneal temperature of 400 ºC for different batches of wafers……………………… 165 Figure 4-21: Schematic of hole injection for unetched and etched wafers for low temperature anneal ... electronic structure at the atomic scale of ultrathin gate oxides”, Nature, vol 399, no 6738, pp 758-761, 1999 [11] J.D Lee, S-H Hur and J-D Choi, “Effects of floating-gate interference on NAND...
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INFLUENCES OF SOLVENT DIELECTRIC CONSTANT ON pbs SURFACE
Ngày tải lên :
31/10/2015, 10:41
... linear combination of atomic orbitals (LCAOs), in which, each atomic orbital, in turn, was a linear combination of numerical atomic-like (NA) wave functions [16] Owing to the neatness of NA basis ... superimposition of spheres centered at the atoms without interior parts The radii of the spheres are determined as the sum of the Van der Waals radii of the atoms of the molecule and the probe radius of the ... deformation which is the difference between electron density of PbS slab and total electron density of isolated INFLUENCES OF SOLVENT DIELECTRIC CONSTANT ON P bf bS SURFACE 97 Fig The formation of...
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Báo cáo y học: "Effects of Losartan on expression of connexins at the early stage of atherosclerosis in rabbits"
Ngày tải lên :
26/10/2012, 09:39
... the formation of the atherosclerotic plaque Previous study demonstrated that rats lack of Cx43 expression showed 50% lower rate of attack with atherosclerotic plaque compared with normal rats (9) ... study aimed to detect the expression of Cx40 and Cx43 in the artery at early stage of high fat diet induced atherosclerosis and to investigate the effects of AT1 antagonist Losartan on the Cx43 ... resulted in the formation of atherosclerosis (9) Javid et al also found that in the early stage of atherosclerosis, the number of Cx43 gap junction plaques increased and the diameter of gap junction...
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International payment service by opening Letter of Credit at Vietnam Eximbank Hanoi Branch.doc
Ngày tải lên :
27/10/2012, 16:44
... made at a future date and upon presentation of the required documents A letter of Credit may be payable either at sight or at extended payment terms (payment at a future date) A payment at sight ... presentation of documents to pay the credit at a future date, then the credit is payable at 30, 60 or 90 days after presentation and acceptance of documents (Bill of Lading Date or whatever payment ... daily operation at 6pm but Hanoi Branch of Eximbank often stops transacting with its clients at 4.30pm It is clear that the usual official working time here has limited the amount of international...
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Teaching speaking skill for non-major ma students of english at vnuh
Ngày tải lên :
07/11/2012, 14:26
... dessert is and what is it made of Roll of 11 a Tell us what state in the United States has the most people b Tell us the names of five different pieces of furniture c Tell us the name of the largest ... what degree a learner can acquire a native like accent” (pp 6–7) He concludes that “the vast majority of the research indicates that the younger the learner the more native like the pronunciation” ... time of acquiring English, to become an MA student at VNUH, almost all of them must pass the English entrance exam at pre-intermediate level Those who already have a certificate of English at the...
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How group work is used in speaking lesson of the first year major students of english at viet nam university of commerce
Ngày tải lên :
07/11/2012, 14:50
... group of learners through an analysis of genuine, realistic situations - The use of authentic, from-life materials - The use of group activities - The attempt to create a secure, non-threatening atmosphere ... students at University of Commerce in group work? What hinders teachers at Faculty of English of the University of Commerce in implementing group work? What hinders the 1st-year major students at University ... quantitative analysis, we used descriptive statistics to quantify the data in form of charts and figures The qualitative data were reviewed carefully and repeatedly to identify patterns and information...
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An investigation into the reality of teaching and learning speaking skills to the 2nd year non-major english students at pre-intermediate level of proficiency at hanoi university of industry
Ngày tải lên :
07/11/2012, 14:50
... students at Pre-Intermediate level of Proficiency at Hanoi University of Industry” is submitted in partial fulfillment of the requirements for the degree of Master of Arts is the result of my own ... NATIONAL UNIVERSITY, HANOI COLLEGE OF FOREIGN LANGUAGES DEPARTMENT OF POST GRADUATE STUDIES CANDIDATE’S STATEMENT I certify that the minor thesis entitled: “An investigation into the Reality of ... TABLE OF CONTENTS CANDIDATE’S STATEMENT i ACKNOWLEGDEMENTS ii ABSTRACT iii LIST OF ABREVIATIONS iv LIST OF FIGURES AND TABLES v TABLE OF CONTENTS vi PART ONE: INTRODUCTION I Rationale of the...
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Measurement of Color, Gloss, and Translucency of White Salted Noodles- Effects of Water Addition and Vacuum Mixing.pdf
Ngày tải lên :
16/12/2012, 15:25
... ABNY of 310% Optimum boiling time was established separately for each treatment ABNY was calculated as the weight of boiled disks, that was expressed as a percentage of the weight of flour (at ... hard wheat samples with low FSV, four soft wheat samples with high FSV, and four soft wheat samples with low FSV were milled at 60% extraction using a laboratory-scale Buhler flour mill Wheat cultivars ... total weight of the dough (weight of flour + added water + salt) Noodle disks were boiled for the determined time, removed, and drained for 10 sec, placed in water at room temperature for 30...
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Some difficulties in reading lessons of students at Sao Viet centre and some suggested solutions
Ngày tải lên :
10/04/2013, 10:36
... of contents Acknowledgement List of tables Table of content Part I: introduction Rationale of the study Aims of the study 3 Scope of the study 4 Method of ... lessons of students at Sao Viet centre and some suggested solutions Part I: introduction Nowadays, with the tendency of globalization and integration, English plays the role of an effective international ... contains five smaller ones: - Rationale of the study - Scope of the study - Aims of the study - Methods of the study - Design of the study Part II: Content This part consists of chapters: - Chapter 1:...
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A study of water
Ngày tải lên :
25/04/2013, 15:20
... water, adequate sanitation and hygiene education Improving health Water – related leisure activities Water uses for agriculture, for industry - We use water every day - for drinking, for watering ... amount of water needed necessary for a few products per unit of consumption Product Glass of beer Glass of wine Glass of milk Glass of apple juice Cup of coffee Glass of orange juice Cup of tea ... availability and demand The degradation of groundwater and surfacewater quality International conflicts All contributes to water scarcity Why? Scarcity often has its roots in water shortage, and it is...
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CHEMICAL ANALYSIS OF WATER AND WASTEWATER
Ngày tải lên :
23/07/2013, 20:57
... chromatography Strontium Water quality Sulfate Water quality, water pollution Sulfide Water quality, water pollution Sulfite Surfactants Tannin, Lignin Water pollution, oxygen scavenger Water ... Chemical oxidationtitration Ozone Water treatment Titration Pesticides Water pollution Gas chromatography pH Water quality and pollution Potentiometry Phenols Water pollution Distillation-colorimetry ... ion chromatography Fluoride Water treatment, toxic at high levels Spectrophotometry, potentiometry, ion chromatography Hardness Water quality, water treatment AA, titration Iodide Seawater intrusion,...
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Improvement of Water Quality by Removal of Suspended Solids and High-speed Biological Filtration in Closed Water Body
Ngày tải lên :
05/09/2013, 08:40
... plant was floated and fixed at the center of the raft Lake water was - 234 - Journal of Water and Environment Technology, Vol.1, No.2, 2003 introduced at 1.5 m depth and was treated at 40 ton/d, ... improvement of water quality by removal of SS and biological filtration in closed water bodies a a: screw motor Ｍ b: biological carrier c: micro-bubble generator d: deposit b c d Figure Schematic diagram ... pumping bio-degradation dissolution of oxygen micro-bubble floatation floatation inflow sedimentation first tank second tank outflow upflow arrangements of flow third tank Figure Schematic diagram...
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Risk Management of Water Environment in New Paradigm
Ngày tải lên :
05/09/2013, 08:40
... usage of fresh water resource and the discharging of wastewater as well, by using an engineering means of water treatment It means that we have established an artificial water circulation system of ... However, it is obvious that since water service exists in the natural water circulation, it should be based on the size of water circulation in that region The country where water resource is limited; ... Transportation Sludge Pollutants Energy Energy Water use (municipal& industrial) Output control Ocean Sludge Deposit Treated Wastewater Figure Natural and man-made water cycle natural water circulation,...
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NOVEL RESTORATION TECHNOLOGY FOR PUZRIFICATION OF WATER QUALITY IN CLOSED WATER BODY BY HIGH CONCENTRATED OXYGEN WATER
Ngày tải lên :
05/09/2013, 08:40
... Measurement of DO concentration and water temperature confirmed that the high concentrated oxygen water didn’t destroy the thermocline of the water body and made a layer of higher DO surroundings that ... importance of oxygen transfer, oxygen transfer rate was applied and calculated as follows: Oxygen transfer rate (mg/min) = DO (mg/L) * water flow rate (L/min) THE EFFECT OF HIGH CONCENTRATED OXYGEN WATER ... Phosphorus release in the water of bottom layer (after the treatment of N2 aeration) + bottom sediment - 46 - Journal of Water and Environment Technology, Vol.2, No.2, 2004 Variation of dissolved phosphorus...
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Study of Water Pollution and Bottom Mud Elution of Koya Pond
Ngày tải lên :
05/09/2013, 09:38
... 6.00 natural pond A2 water course B1 water course B2 water course C water course D water course 160 10/16 11/3 11/21 140 120 natural pond A2 water course B1 water course B2 water course C water ... water course C water course D water course 70.0 60.0 concentration water temperature 35.0 25.0 20.0 15.0 natural pond A2 water course B1 water course B2 water course C water course D water course ... pond A2 water course B1 water course B2 water course C water course D water course 16.0 9/28 10/16 11/3 11/21 10/16 11/3 11/21 natural pond A2 water course B1 water course B2 water course C water...
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Children’s Health Deficits due to Diarrhoea: Effects of Water Supply and Sanitation Systems in Slums with Different Water Logging Conditions
Ngày tải lên :
05/09/2013, 10:15
... latrine Households using no latrine at all Attitudes: Water treatment at home Filtering water by cloths at home Boiling/warming water at home Alum treatment of water at home No treatment of water ... community ( % ) LSD Filtering water by cloths at home Boiling/warming water at home Alum treatment of water at home No treatment of water at home Households in each community ( % ) Households in each ... for non-inundated areas, our study population used contaminated water without sufficient treatment It has been reported that the use of surface or ground water, rather than tap water, is a risk...
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