2—mineral admixtures and structures that used them elfert 1974
use of raw or processed natural pozzolans in concrete
... Table 1 .2—Mineral admixtures and structures that used them (Elfert 1974) Name Type of pozzolan Arrowrock Dam 1915 Granite* Lahontan Dam 1915 Siliceous silt* Elephant Butte Dam 1916 Sandstone* ... and marine structures in the islands of the Aegean Sea, in Syros, Piraeus, Nauplion, and other cities, and the harbors of Alexandria in Egypt, Fiume, Pola Spalato, Zara on the Adriatic Sea, and ... lime, and one part by volume of fine sand These mortars were used as the first hydraulic cements in aqueducts, bridges, sewers, and structures of all kinds Some of these structures are still standing...
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Effects of recycled aggregates on concrete properties
... RCA and NA to be significant Prakash and Krishnaswamy (1996) obtained a value of 11.93 % for natural aggregate and 19.78 % for RCA It is to be noted here that Prakash and Krishnaswamy (1996) used ... standards of individual countries WRAP (Waste and Resources Action Programme) and University of Dundee recently carried out research on recycled aggregates from demolition waste and concluded that ... “Results tended to show that use of RCA and RA at 20% by mass of aggregate had little effect on performance of concrete, and that the proportion of brick within the RA when used at these moderate...
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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
... sensitivity of the absorption and fluorescence spectra of PChlide and Chlide of PLB to POR organization is well documented Griffiths and his coworkers [4,5] successfully used this sensitivity to establish ... and a rapid disassembly of the PLB The pH-driven spectral changes are compared to those seen in aged PLB The effects of adenosine, AMP, ADP, ATP and NaF on the pH-driven changes are studied and ... containing mM NADPH and then pelleted, resuspended and incubated for 20 at room temperature in pH 7.5 assay medium containing mM NADPH The sample was then exposed to one (b), two (c) and four (d) flashes...
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a literature review of the effects of natural light on building occupant
... employee stated that, “It is a beautiful building, management needs only to put down sand, beach umbrellas, and hand out piña coladas.” Occupants of both daylit and nondaylit buildings that are improperly ... pituitary gland which controls the hormonal system (Hollwich and Dieckhues 1980) and hence our coping mechanisms, emotional and stress relations…Melatonin is normally secreted by the gland in the ... concluded that the tests Dr Ott used altered the experimental results and the true effect of lighting was so small that psychological effects would obscure any results However, studies have shown that...
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effects of natural foods on food selection and growth rates of cobia (rachycentron canadum) larvae
... coastline, 12 lagoons, straits and bays, 112 estuaries, canals and thousands of small and big islands scattering along the coast, more than million km² exclusive economic zone and very large water surface ... laterally and white ventrally; black lateral band as wide as eye extends from snout to base of caudal fin, bordered above and below by paler bands; below this is a narrower dark band Black lateral band ... semistatic and recirculating aquaculture systems from both wild caught (Hassler and Rainville, 1975) and captive spawned eggs (Faulk and Holt, 2003) with the use of rotifers, Artemia, and/ or wild...
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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
... Comparing ENR and NR, it is observed that the residual 5% weight loss (T-5%) and 50% weight loss (T-50%) of ENR and ENR/organoclay at 2, and 10 phr all occurred at higher temperature than for NR and NR/organoclay ... NR and nanocomposites ENR Figures and show the effect of organoclay loading on stress at 100% elongation (M100) and stress at 300% elongation (M300) of NR and ENR nanocomposites For both NR and ... min–1 RESULTS AND DISCUSSION 3.1 Cure Characteristics Figures and and Table show the results for the scorch time, t2, and cure time, t90, for both organoclay-filled NR nanocomposites and organoclayfilled...
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Báo cáo " Effects of biosolids application on soil chemical properties in peri-urban agricultural systems " doc
... [31] [32] [33] Land and Water's methods manual, ACIAR and CSIRO Land and Water, 2003 T Streck, J Richter, Heavy metal displacement in a sandy soil at the field scale Measurements and parameterization ... collaboration between the National Institute for Soils and Fertilizers (NISF) and CSIRO Land and Water Australia within an ACIAR project in Ha Tay and Vinh Phuc provinces [26] Biosolids in the form ... metals on sustainability of fertilization and waste recycling in peri-urban and intensive agriculture in south Asia, Annual Report, ACIAR and CSIRO Land and Water, 2003 [27] D.P Stevens, M Smart,...
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Báo cáo khoa học: Effects of cardiomyopathic mutations on the biochemical and biophysical properties of the human a-tropomyosin docx
... SKTM-A63V and AOX-R/SKTM-1R, AOX-F/SKTMK70T and AOX-R/SKTM-2R, and AOX-F/SKTME180G and AOX-R/SKTM-4R The entire cDNA sequences containing the mutations were amplified with the AOX-F and AOX-R ... PIC9-K70T, and PIC9-E180G) and nonmutant (PIC9-Tm) cDNAs were used to transform yeast cells, and recombinant clones expressing the proteins were utilized in a large-scale production Wild type and mutant ... polymerization and binding to actin) and regulatory (regulation of myosin S1 Mg2+ ATPase activity) properties Chicken muscle proteins [native actin and myosin (S1), and recombinant troponins] were used...
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Báo cáo "Effects of Zn content on the magnetic and magnetocaloric properties of Ni-Zn ferrites " pdf
... 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 in octahedral sublattice We see that ... samples have single phase f.c.c spinel structure and lattice parameters are determined and listed in Tab It is clear from this table that lattice constant and volume of unit cell increase with Zn content ... 0.70 and 0.75) were prepared by standard solid state reaction technique The mixed powders were presintered at 900ºC for hours and then reground to the fine particles, pressed into pellets and...
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Báo cáo hóa học: " Effects of silver impurity on the structural, electrical, and optical properties of ZnO nanowires" doc
... spectroscopy that is a very sensitive tool for the characterization of acceptor/donor impurities and is helpful in understanding the optical and electrical performances of the materials We focused on ... were cleaned in acetone and methanol for 20 and rinsed in de-ionized water for The 1, 3, and wt % SZO (5SZO) NWs are grown in a furnace at 800°C with argon gas of 90 sccm and a working pressure ... analysis of EDS reveals that Ag concentrations are proportional to those of the targets, and measured to be about 0.25, 3.14, and 6.68 wt.% for the wt.% SZO (1SZO), 3SZO, and 5SZO, respectively,...
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Báo cáo hóa học: " Effects of NiO nanoparticles on the magnetic properties and diffuse phase transition of BZT/NiO composites" potx
... analysis, and writing of the manuscript SE, KP, and TT participated in the conception and design of the study DPC and GR revised the manuscript for important intellectual content All authors read and ... permittivity and tangent loss were measured as a function of temperature using an LCR meter Results and discussion Densification and phase formation In this study, a range of sintering temperatures was used ... materials which contain combined ferroelectric and magnetic phases These materials are called multiferroic composites, and many authors have fabricated and reported the properties of multiferroic...
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Báo cáo lâm nghiệp: " The effects of cutting regimes on natural regeneration in submountain beech forests: species diversity and abundance" pdf
... was primarily focused on the admixed species, dying and damaged trees and trees of very low quality The main characteristics of research plots, cutting intensity and response of stand parameters ... oak, fir (that are present also in the parent stand), linden and sycamore On plots with the most intensive cutting (H and CC) there also occur pioneer species – mainly willow, aspen and alder ... canopy and lowering the stand density markedly promote the formation of increments (Pretzsch 2005) and fecundity in the remaining trees (Paar et al 2000), and they also promote the emergence and...
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Báo cáo y học: "Effects of intravenous furosemide on mucociliary transport and rheological properties of patients under mechanical ventilation" pot
... significant Results Demographic and MV parameters are described in Tables and The time lag between the initiation of MV and the study was ± and ± days for the furosemide and control groups, respectively ... solenoid valve that controlled the release of gas, and a cylindrical acrylic tube mm in internal diameter and 133 mm in length as a model trachea Mucus was introduced into the tube and connected ... female and 11 male) who did not receive any diuretic during the study Their ages (means ± SD) in the furosemide and control groups were, respectively, 66 ± 15 years with a range of 30–82 years, and...
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Effects of tunnel construction on nearby pile foundations 2
... histories, laboratory tests and field studies This is followed by a review on the various prediction and design methods available in practice The current understanding and outstanding issues were also ... limited publications available, the current understanding and outstanding issues are identified and discussed in Section 2.4 2.2 Pile responses caused by tunnelling: Physical observations 2.2.1 ... was first reached and followed by Pier 14 and Pier 11 in the Ser-Wdlh section In the Ser-Kov section, Pier 32 was first reached and followed by Pier 37 and 38 In general, the SB and NB tunnels were...
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EFFECTS OF RESIDUAL COD ON MICROBIAL GROWTH KINETICS IN A NITRIFYING UCBR
... COD in accordance with Standard Methods for Water and Wastewater (APHA, 1995) DO and pH were recorded at each sample collection interval MLSS concentration, particle size and biofilm density were ... B., Narkis N and Rebhun M (1995) Substrate inhibition and multiple states in continuous nitrification process Wat Res., 29(3), 953-963 Standard Methods for the Examination of Water and Wastewater ... parameters, nA and nH have been introduced to differentiate the mixed-population biofilm into functions of ammonium oxidizing and COD oxidizing fractions Convergence tolerance was set to 0.0005 and the...
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Tài liệu The Effects of Childhood Stress on Health Across the Lifespan pptx
... abuse, neglect, and IPV exposure, while others involve the link between ACE and adult behaviors and health status Child Maltreatment and its Impact on Health and Behavior • 25% of women and 16% of ... That means that more than of children between the ages of and 17 years have experienced maltreatment.2 This includes physical abuse, sexual abuse, psychological or emotional abuse, neglect, and ... normal and necessary for survival Stress helps children develop the skills they need to cope with and adapt to new and potentially threatening situations throughout life Support from parents and/ or...
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Tài liệu The Effects of Equipment Age on Spare Part Costs - A Study of M1 Tanks pptx
... practitioners and research professionals, and supporting documentation; or deliver preliminary findings All RAND reports undergo rigorous peer review to ensure that they meet high standards for ... RAND Corporation is a nonprofit research organization providing objective analysis and effective solutions that address the challenges facing the public and private sectors around the world RAND’s ... Department of the Army, and it was carried out in RAND Arroyo Center’s Military Logistics Program RAND Arroyo Center, part of the RAND Corporation, is a federally funded research and development center...
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Tài liệu The Effects of Equipment Age On Mission Critical Failure Rates pptx
... Logistics, and Technology (OASA[ALT]), and the Army Materiel Command (AMC) have been examining which systems (both type and portion of the fleet) should be recapitalized and defining what that renewal ... analysis and effective solutions that address the challenges facing the public and private sectors around the world RAND’s publications not necessarily reflect the opinions of its research clients and ... 15213-1516 RAND URL: http://www.rand.org/ To order RAND documents or to obtain additional information, contact Distribution Services: Telephone: (310) 451-7002; Fax: (310) 451-6915; Email: order@rand.org...
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Tài liệu A PRELIMINARY ANALYSIS OF THE EFFECTS OF HR 2454 ON U.S. AGRICULTURE doc
... estimates that prices for petroleum, electricity, and natural gas could rise above baseline levels by 7.2 percent, 14.3 percent, and 16.9 percent, respectively By 2050, EPA estimates that petroleum ... determination 5 crop and livestock sectors that includes cross-commodity linkages and dynamic effects over time Commodities included in FAPSIM are corn, sorghum, barley, oats, wheat, rice, upland cotton, ... together through common variables that are important to the different commodities The model solution computes the markets prices that balance supply and demand in all commodity markets simultaneously...
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Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu nội dung cụ thể cho từng kĩ năng ở từng cấp độ phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ rôto dây quấn đặc tuyến hiệu suất h fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến dòng điện stato i1 fi p2 động cơ điện không đồng bộ một pha thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose chỉ tiêu chất lượng theo chất lượng phẩm chất sản phẩm khô từ gạo của bộ y tế năm 2008 chỉ tiêu chất lượng 9 tr 25