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4—test results of north dakota volcanic ash

use of raw or processed natural pozzolans in concrete

use of raw or processed natural pozzolans in concrete

Cơ sở dữ liệu

... Manz, O E., 1962, “Investigation of Pozzolanic Properties of the Cretacenus Volcanic Ash Deposit Near Linton, North Dakota, ” Report of Investigation No 38, North Dakota Geological Survey, Grand ... micrograph of rice husk (Mehta 1992) A deposit in the Upper Fox Hills, 9.7 km (6 mi) north and east of Linton, North Dakota (Fisher 1952, Manz 1962), was examined at the University of North Dakota ... Minnesota Electronics Company, St Paul, Minn.)*† Testing parameters Samples Table 1 .4—Test results of North Dakota volcanic ash Testing parameters ASTM C 618 Processing temperature 100 C 212 F 538 C 1000...
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Effects of recycled aggregates on concrete properties

Effects of recycled aggregates on concrete properties

Tổng hợp

... Strength of Concrete 69 2.3.3 Tensile Splitting Strength of Concrete 70 2.3.4 Flexural Tensile Strength of Concrete 71 2.3.5 Modulus of Elasticity of Concrete 72 2.3.6 Drying Shrinkage of Concrete ... Effect of Site Production of RCA 108 Splitting Tensile strength 109 4.2.2.1 Effect of Replacement Percentage 109 4.2.2.2 Effect of Impurities Content 115 4.2.2.3 Effect of Site Production of RCA ... Comparison of compressive strength loss of RAC 30 104 Figure 4.6 Comparison of RAC 60 compressive strength 104 Figure 4.7 Comparison of compressive strength loss of RAC 60 105 Figure 4.8 Comparison of...
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Tài liệu Báo cáo Y học: The effects of low pH on the properties of protochlorophyllide oxidoreductase and the organization of prolamellar bodies of maize (Zea mays) pot

Tài liệu Báo cáo Y học: The effects of low pH on the properties of protochlorophyllide oxidoreductase and the organization of prolamellar bodies of maize (Zea mays) pot

Báo cáo khoa học

... minimize the effects of light scatter Photoconversion was brought about by exposure of the sample to a defined number of flashes of bright white light delivered by a Sunpak, Softlite 2000 A (Tocad, ... second ash of bright white light (e) after a 60-s exposure to full room light Fig Plots of the time dependence of the blue-shift in the absorption maximum of PChlide following resuspension of PLB ... conversion of the POR complex, is irreversible There is no evidence of the reformation of organized PLB if the pH of the low pH sample is returned to pH 7.5 by the addition of small amounts of KOH...
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a literature review of the effects of natural light on building occupant

a literature review of the effects of natural light on building occupant

Hóa học - Dầu khí

... lighting retrofit …A three-year payback, typical in lighting retrofits, is equal to an internal rate of return in excess of 30% This type of return is well beyond the “hurdle rate” of most financial ... by office workers in the workplace A survey of office workers (Collins 1975) found that 35% of employees responded instantly that the lack of windows was their biggest difficulty with their office ... responses of the pineal gland and secretion of the hormone melatonin in 1968; this hormone also influences the functions of other glands from direct action on specific areas of the brain (A Summary of...
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effects of natural foods on food selection and growth rates of cobia (rachycentron canadum) larvae

effects of natural foods on food selection and growth rates of cobia (rachycentron canadum) larvae

Tổng hợp

... Percentage composition of zooplankton in stomach of cobia larvae The results of percentage of zooplankton in stomach of cobia larvae are given in the Figure 4.11 30 100% Percentage of planktons (%) ... 4.5 Composition of planktons in stomach of cobia larvae……………………28 Table 4.6 Density of zooplankton in stomach of cobia larvae………………………29 Table 4.7 Amount of zooplankton in stomach of cobia larvae………………………29 ... of this fish at their initial stages ii TABLE OF CONTENT Acknowledgements i Abstract ii TABLE OF CONTENT iii List of Tables v List of...
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Báo cáo vật lý:

Báo cáo vật lý: "Comparison of the Effects of Organoclay Loading on the Curing and Mechanical Properties of Organoclay-Filled Epoxidised Natural Rubber Nanocomposites and Organoclay-Filled Natural Rubber Nanocomposites" pot

Báo cáo khoa học

... amine-groups of the organoclay and of chain opening reaction of epoxy group in ENR 50 that participated in the vulcanisation reaction This leads to a lowering of the scorch time and cure time of the ... process of ENR, which results in the higher values of the minimum and maximum torques 3.2 Mechanical Properties Figure and Table show the effect of organoclay loading on the tensile strength of organoclay-filled ... formation of char after thermal decomposition At 10 phr of organoclay loading, the greater amount of remaining ashes (residue weight) were attributed to the high thermal stability of organoclay-filled...
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Báo cáo

Báo cáo " Effects of biosolids application on soil chemical properties in peri-urban agricultural systems " doc

Báo cáo khoa học

... agro-ecosystems The main objective of this paper was to quantify the effects of reuse of biosolids (in the form of animal manure) as nutrient sources by: (i) investigating the effects of biosolids application ... long-term use of effluents for agricultural purposes due to the likelihood of phytotoxicity, health and environmental effects [17, 33] Even after a short-term application of biosolids, the level of trace ... squash (Benicasa hispida L.) 2.3 Soil sampling preparation strategy and sample For assessment of the impact of biosolids on agricultural soils, to sub-samples were collected within a circle of...
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Báo cáo khoa học: Effects of cardiomyopathic mutations on the biochemical and biophysical properties of the human a-tropomyosin docx

Báo cáo khoa học: Effects of cardiomyopathic mutations on the biochemical and biophysical properties of the human a-tropomyosin docx

Báo cáo khoa học

... of the actomyosin S1 Mg2+ ATPase activity by Tm in the presence of troponin The results are expressed as a percentage of the actin-activated Mg2+ ATPase of myosin S1 obtained in the absence of ... presence of troponins In the absence of troponins, binding of Tms to actin was very weak and only small amounts of Tm were detected in gels after centrifugation (data not shown) The addition of troponins ... transition, either because of lack of resolution or because the transition was invisible to this probe Thus, the analysis of the melting profile of human Tm was enhanced by the use of different probes...
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Báo cáo

Báo cáo "Effects of Zn content on the magnetic and magnetocaloric properties of Ni-Zn ferrites " pdf

Báo cáo khoa học

... with increasing Zn content in samples (due to the extension of unit cell), the real density of samples enhanced because of reducing of porosity from 15.1 % (x = 0.60) to 7.6 % (x = 0.75) Table ... between direction of magnetic moment of A ions and magnetic moment of B1 and B2 ions Comparing MSt and MSe from Tab 2, we could determine the canting angle between magnetic moments of B1 and B2 ions ... values of magnetization at Ti and Ti+1, respectively, under magnetic field variation of ∆H The |∆Sm|(T) curve of ferrite Ni0.3Zn0.7Fe2O4 is illustrated in Fig b and |∆Sm| reached a maximum value of...
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Báo cáo hóa học:

Báo cáo hóa học: " Effects of silver impurity on the structural, electrical, and optical properties of ZnO nanowires" doc

Hóa học - Dầu khí

... structure because of both low Ea and optimized quantity of substitution function of Ag+ [19] However, stress of lattices structure on both 3SZO and 5SZO NWs is very impressive because a lot of Ag interstitials ... because the chemical bonding distance of Ag-O is longer than that of Zn-O [35,36] In the case of 3SZO and 5SZO NWs, the surface of the SZO NWs is crumpled because of the stress by doping effect [37] ... Korea 3Department of Nanoelectronics, School of Engineering, University of Science and Technology, 52 Eoeun dong, Yuseong-gu, Daejeon 305-333, Republic of Korea 4Department of Semiconductor Engineering,...
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Báo cáo hóa học:

Báo cáo hóa học: " Effects of NiO nanoparticles on the magnetic properties and diffuse phase transition of BZT/NiO composites" potx

Hóa học - Dầu khí

... Rujijanagul*1 Department of Physics and Materials Science, Faculty of Science, Chiang Mai University, Chiang Mai, 50200, Thailand Faculty of Materials Science, Department of Mechanical Engineering, ... presence of the lossy capacitor hysteresis behavior of the composites Conclusions In this work, the properties of BZT93/NiO composites were determined for the first time X-ray diffraction results ... read and approved the final version of the manuscript Acknowledgments This work was supported by the Faculty of Science, Chiang Mai University and the Office of Higher Education Commission (OHEC)...
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Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: " The effects of cutting regimes on natural regeneration in submountain beech forests: species diversity and abundance" pdf

Báo cáo khoa học

... group consisting of beech and willow The results of ANOVA in Table indicate a significant influence of different cutting operations on the number of all regenerating individuals, of all individuals ... proportions of beech seedlings in the group of parent woody plants, black numbers express proportions of the pioneer species (see Table 2) in relation to the number of seedlings of the other ... cut Table Characteristics of research plots C, L, M, H, CC (A), and of the parent stand on research plots after cutting in February 1989 and at the time of inventory of regeneration, September...
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Báo cáo y học:

Báo cáo y học: "Effects of intravenous furosemide on mucociliary transport and rheological properties of patients under mechanical ventilation" pot

Báo cáo khoa học

... might depend on the route of administration The aim of the present study was to investigate the effects of IV furosemide on the transportability and rheological properties of mucus in patients under ... Respiratory Intensive Care Unit of the Pulmonary Division, Hospital das Clínicas, University of São Paulo The study was approved by the Ethics Committee of the University of São Paulo All patients ... registered the mode of MV, tidal volume, respiratory rate, minute volume, fraction of inspired oxygen and system of humidification The time interval between the initiation of MV and the study...
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Effects of tunnel construction on nearby pile foundations 2

Effects of tunnel construction on nearby pile foundations 2

Cao đẳng - Đại học

... Singapore on the monitoring of the effects of tunnel construction adjacent to full-scale working piles As part of the construction of the Mass Rapid Transit (MRT) North East Line (NEL) Contract ... 0.87% area of pile Concrete of Grade 45 was used to cast the piles A pile cap of 1.5m thick was 31 located at a depth of approximately 1.5m below ground surface The typical dimension of pile cap ... justified the applicability of gross moment of inertia in the interpretation of bending moment 3.7 Monitoring results 3.7.1 Ground surface settlement In a detailed investigation of the three-dimensional...
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EFFECTS OF RESIDUAL COD ON MICROBIAL GROWTH KINETICS IN A NITRIFYING UCBR

EFFECTS OF RESIDUAL COD ON MICROBIAL GROWTH KINETICS IN A NITRIFYING UCBR

Sinh học

... experiment pH of the reactor was maintained at 7.5 + 0.3 with manual addition of acid (HCl) and base (NaHCO3) Approximately 15 ml of biofilm particles was taken from the UCBR to inoculate L of synthetic ... diffusional resistance of substrate into the biofilm due to the growth of the outer heterotrophic layer over the slower growing nitrifers During Phase 2, the diameter of biofilm particles increased ... Maximum specific growth of heterotrophs Phase 5.00 40 Days of Operation 0 20 40 60 80 Days of Operation Fig Half saturation concentration Ks of heterotrophs Mass fraction of the microorganism also...
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Tài liệu The Effects of Childhood Stress on Health Across the Lifespan pptx

Tài liệu The Effects of Childhood Stress on Health Across the Lifespan pptx

Sức khỏe trẻ em

... Types of Stress Following are descriptions of the three types of stress that The National Scientific Council on the Developing Child has identified based on available research:1 Positive stress results ... Toxic stress results from adverse experiences that may be sustained for a long period of time This type of stress can disrupt early brain development, compromise the functioning of important ... use.10 The Effects of Childhood Stress on Health Across the Lifespan Figure 110 Number of Adverse Childhood Experiences and Lifetime History of Attempted Suicide 40 35.2% Percent of participants...
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Tài liệu The Effects of Equipment Age on Spare Part Costs - A Study of M1 Tanks pptx

Tài liệu The Effects of Equipment Age on Spare Part Costs - A Study of M1 Tanks pptx

Khoa học xã hội

... Budget Office, The Effects of Aging on the Costs of Operating and Maintaining Military Equipment, August 2001, p 17 xi xii The Effects of Equipment Age on Spare Part Costs: A Study of M1 Tanks of ... analysis of the effects of equipment age on maintenance costs, including a discussion of the spare part budget process Chapter Three focuses on the potential effect of one mitigating factor—turn-in of ... the diagonal line, regardless of fiscal year, reflecting the effects of unit turn-in behavior irrespective of credit policy CHAPTER FOUR Analysis of the Effects of Equipment Age on Spare Part...
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Tài liệu The Effects of Equipment Age On Mission Critical Failure Rates pptx

Tài liệu The Effects of Equipment Age On Mission Critical Failure Rates pptx

Cao đẳng - Đại học

... RECAP of current aged fleets has been found unaffordable Thus, the Office of the Deputy Chief of Staff, G-8 (Programs), the Office of the Deputy Chief of Staff, G-3 (Operations and Plans), the Office ... Chief of Staff, G-3 (Operations and Plans), the Office of the Deputy Chief of Staff, G-4 (Logistics), the Office of the Assistant Secretary of the Army for Acquisition, Logistics, and Technology ... Analysis Subsystem Study Analysis Chapter Three RESULTS Tank Study Results Subsystem Study Results Interpretation of Subsystem Results Rebuild Versus Upgrade Candidates The...
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Tài liệu A PRELIMINARY ANALYSIS OF THE EFFECTS OF HR 2454 ON U.S. AGRICULTURE doc

Tài liệu A PRELIMINARY ANALYSIS OF THE EFFECTS OF HR 2454 ON U.S. AGRICULTURE doc

Cao đẳng - Đại học

... direct comparison of the magnitude of the net revenue from the offsets market and the estimated income loss due to higher input costs EPA has conducted its own analysis of returns from offsets that ... treatment of EITE industries, including nitrogen fertilizer manufactures, in the EPA analysis of HR 2454 Assessing the Impacts of Higher Energy Prices on Agriculture To estimate the impacts of rising ... The extent of the price increases above the baseline levels ranges from an average of 0.3 percent for upland cotton to 0.9 percent for sorghum Because of the EITE provisions, most of the impacts...
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