... dependence on the thermal, physical and chemical properties of ultra-thin films of selected polymers In the first part of our study, we investigate the thermal and physical properties of hydrophilic polyetherimide ... thermal and transport properties when the film thickness approaches the bulk radius of gyration (Rg).9 Thus with important factors such as thickness of the films and the chemical properties of the ... Moisture uptake and swelling of the polymers can lead to significant reliability problems Presence of small amounts of water in polymer thin films can affect a variety of thin film physical properties...
Ngày tải lên: 05/10/2015, 19:04
... Physical & Chemical Characteristics of U.S DDGS Physical and chemical characteristics of distiller’s dried grains with solubles (DDGS) vary among sources and can influence its feeding value and ... 08 - Physical & Chemical Characteristics of DDGS Particle Size, Bulk Density and pH Particle size and particle size uniformity of feed ingredients are important considerations of livestock and ... size (geometric mean), the coefficient of variation (CV) and 08 - Physical & Chemical Characteristics of DDGS standard deviation (SD) of particle size within and among ethanol plants were calculated...
Ngày tải lên: 08/08/2012, 10:03
Different physical and chemical pretreatments of wheat straw for enhanced biobutanol production in simultaneous saccharification and fermentation
... Chemist Soceity and Institute of Food Technology She is a current Ph.D candidate Yaser Dahman holds a Ph.D in Chemical and Biochemical Engineering from the University of Western Ontario and an MBA ... varied from 2.5 to 5.0% where, 2.5 g and 5.0 g of wheat straw were added The effect of temperature and the effect of combination of xylanase, cellulase, and β-glucosidase were examined during ... pretreatment, the effect of temperature and the effect of combination of xylanase, cellulase, and β-glucosidase were examined during saccharification 2.2.4 Physical and acid pretreatment with...
Ngày tải lên: 05/09/2013, 15:28
Tài liệu PHYSICAL AND CHEMICAL ASPECTS OF ORGANIC ELECTRONIC doc
... various aspects of OFETs, including the synthesis of new materials, preparation and characterisation of organic thin films, characterisation of device properties and the development of new device ... fundamental understanding of the basic mechanism and properties of such OFETs, a national research initiative (supported by the DFG within the framework of the focus program 1121 OFET) was established ... Electronics Structural and Electronic Properties of OFETs Edited by Christof Wöll WILEY-VCH Verlag GmbH & Co KGaA XLIV List of Contributors Organic Electronics Edited by Christof Wöll Related Titles...
Ngày tải lên: 16/02/2014, 19:20
Báo cáo vật lý: "Physical and Chemical Characteristics of Citrullus lanatus Var. Colocynthoide Seed Oil" pdf
... Physical and Chemical Characteristics of C lanatus 70 Oilseed producing countries are anxious to increase the value of their primary exports by expanding processing industries Establishment of ... used as a source of heat energy for cooking.7 Due to the growth of the importance of oilseeds in the national economy of Sudan, the high demand to look for a new source of oil and the sufficient ... spectrum of “Gurum” seed oil (not shown) consists of three sharp bands in the region 2850–3300 cm–1 as indication of O-H stretching bands of the fatty acids carboxylic group The carbonyl band at...
Ngày tải lên: 07/08/2014, 14:20
Báo cáo lâm nghiệp: "Comparison of physical and mechanical properties of tension and opposite wood from ten tropical rainforest trees from different species" pptx
... models of wood behaviour, a low value for MFA should result in (i) a high value of specific modulus of elasticity, (ii) a higher value of tangential and radial shrinkage, (iii) a low value of longitudinal ... decided to select 10 trees presenting clear sectors of reaction wood, with the widest possible diversity and to measure the physical and mechanical properties in the tension wood sector as compared ... Wood properties from tropical species 505 Figure Localization of specimen (disk and rods) used for the experiments 2.5 Air dry longitudinal modulus of elasticity The longitudinal modulus of elasticity...
Ngày tải lên: 07/08/2014, 16:21
Báo cáo lâm nghiệp: "End-use related physical and mechanical properties of selected fast-growing poplar hybrids (Populus trichocarpa × P. deltoides)" potx
... related properties of poplar wood 627 Table VI Density (kg/m3 ), modulus of elasticity and modulus of rupture (N/mm2 ) for a 7-layer plywood for each of the selected clones Beaupré Density of the ... ‘Hazendans’ and four ‘Hoogvorst’ The trees had all grown on sandy to loamy sand soils with a poor drainage, in adjacent stands with a planting distance of × m Trees were selected in respect of their ... stability, modulus of elasticity (MOE) and modulus of rupture (MOR) have been quantified at three different heights For evaluating the amounts of heartwood and tension wood, density and the shrinkage...
Ngày tải lên: 07/08/2014, 16:21
Báo cáo khoa học: "Natural durability, physical and mechanical properties of Atlas cedar (Cedrus atlantica Manetti) wood from Southern Italy" ppsx
... principles of testing and classification of the natural durability of wood [10] ISO 3131, Wood – Determination of density for physical and mechanical tests [11] ISO 3133, Wood – Determination of ultimate ... uniform The results of physical and mechanical characterisation of Atlas cedar wood from Southern Italy are summarised on table IV Table V refers about physical and mechanical properties found on ... good and the ratio of static quality (ratio between parallel compression strength and density at 12% m.c.) of this wood is one of the best, compared to that of the most Italian utilised softwood...
Ngày tải lên: 08/08/2014, 14:20
ENCYCLOPEDIA OF ENVIRONMENTAL SCIENCE AND ENGINEERING - CHEMICAL EFFECTS: see EFFECTS OF CHEMICALS; AIR POLLUTANT EFFECTS; POLLUTION EFFECTS ON FISH CHEMICAL TREATMENT: see PHYSICAL AND CHEMICAL TREATMENT OF WASTEWATERS potx
... rules and regulations under Section 3001 of the 1976 Resource Conservation and Recovery Act RCRA, must be conducted to determine the nature of the solid waste generated by the gasification of the ... volumetric flow rates of up to 120,000 standard cubic feet per hour and 400 psia and up to 1200°F Fluidized bed technology is ideal for reactors that continuously circulate reactive and regenerated ... shift and CO2 washing.” Energy Conversion and Management, June/September 1995, pp 797–800 Quig, R.H., Chem Eng Prog., 76, 47–54, March (1980) Quig, R.H and T Granger, Encycl of Envir Sci and Eng...
Ngày tải lên: 10/08/2014, 20:20
ENCYCLOPEDIA OF ENVIRONMENTAL SCIENCE AND ENGINEERING - PHYSICAL AND CHEMICAL TREATMENT OF WASTEWATERS potx
... cost of slow sand filtration is three times the cost of rapid sand filters and twice the cost of microscreens (anonymous, 1967); and (4) the large space requirement Rapid sand filters consist of ... from McGraw-Hill.) cost of the coagulants and the difficulty of disposing of the larger amount of the sludge produced by this process caused it to be abandoned The revival of chemical treatment can ... a number of factors that accumulated as a result of continuous investigations and reevaluation of the process These are (1) the decrease in cost of chemicals; (2) better understanding of floc...
Ngày tải lên: 10/08/2014, 20:20
Physical and magnetic properties of co,pd based spin valves with perpendicular anisotropy for spintronic device application
... Jang Heo of Dankook University, Dr Hojun Ryu of ETRI, Mr Rajamouly of Microelectronics Lab and Ms Tan Lay San of Dept of Chemistry for their aid in various aspects of my experimental work and for ... of perpendicular anisotropy and coercivity of Co/Pd multilayers and spinvalves c Optimization of the spin-valve and MTJ structure based on the understanding of the physical parameters d Extraordinary ... effect measurements of Co/Pd based spin-valves and the indirect determination of physical properties from these measurements e Measurement of magnetic and thermal stability of nano structured...
Ngày tải lên: 10/09/2015, 15:53
Tài liệu PHYSICAL, CHEMICAL, AND MECHANICAL PROPERTIES OF BAMBOO AND ITS UTILIZATION POTENTIAL FOR FIBERBOARD MANUFACTURING docx
... [Leithoff and Peek 2001] Since the amount of each chemical composition of bamboo varies with age, height, and layer, the chemical compositions of bamboo are correlated with its physical and mechanical ... on the physical properties of pulp [Tamolong 1967; Zamuco et al 1969] Aging of a bamboo culm influences physical, chemical, and mechanical properties, and consequently its processing and utilization ... and utilization The physical and mechanical properties of bamboo vary with the age of the bamboo and the height of the culm [Chauhan 2000] In general, SG and the properties of bamboo drop from...
Ngày tải lên: 22/02/2014, 09:20
Báo cáo khoa học: Soluble recombinant CD69 receptors optimized to have an exceptional physical and chemical stability display prolonged circulation and remain intact in the blood of mice doc
... sequence (B) SDS ⁄ PAGE of CD68CQ65 (lanes and 3), CD69NG70 (lanes and 5), CD69NV82 (lanes and 7) CD69NS84 (lanes and 9), rat CD69 (lanes 10 and 11) and mouse CD69 (lanes 12 and 13) was performed ... the stability of the short proteins CD69NV82 and CD69NS84 is much lower using these criteria, both from the point of view of their physical stability upon heating and their biochemical stability ... resonance frequencies of the backbone amides were assigned as described in the Experimental procedures Chemical shifts of alpha and beta carbons and of backbone amide protons and nitrogens were...
Ngày tải lên: 16/03/2014, 04:20
Effects of simultaneous doping with boron and phosphorous on the structural, electronic and optical properties of silicon nanostructures
... effects of size and shape of Si-nc on the incorporation of group-III (B and Al), group-IV (C and Ge) and group-V (N and P) impurities Single-doping has been investigated both in spherical and faceted-like ... that the electronic properties of B- and P-codoped Si-nc are qualitatively and quantitatively different from those of either B- or P- single-doped Si-nc The presence of both a n and a p impurity ... the FE and the electronic properties of the Si-nc are influenced by the insertion of more and more impurities We call this insertion of several impurities multidoping Fig shows how the FE of a large...
Ngày tải lên: 16/03/2014, 15:15
chemical and biological properties of food allergens
... Chemical and Biological Properties of Food Allergens Chemical and Functional Properties of Food Components Series SERIES EDITOR Zdzisław E Sikorski Chemical and Biological Properties of Food ... Tomasik Chemical and Functional Properties of Food Lipids Edited by Zdzisław E Sikorski and Anna Kolakowska Chemical and Functional Properties of Food Proteins Edited by Zdzisław E Sikorski Chemical ... Department of Food and Chemical Risk Analysis TNO Quality of Life Utrecht, Netherlands xv Agata Szymkiewicz Department of Food Enzymes and Allergens Institute of Animal Reproduction and Food Research...
Ngày tải lên: 28/05/2014, 14:08
Báo cáo hóa học: " Wet chemical synthesis and magnetic properties of single crystal Co nanochains with surface amorphous passivation Co layers" pdf
... (Hc) of 355.8 and 93.6 Oe, respectively, for NCs and PSC, saturation magnetizations (Ms) of 125.7 and 162.5 emu/g, respectively, for NCs and PSC, and remnant magnetization (M r ) up to 46.6, and ... http://www.nanoscalereslett.com/content/6/1/285 Page of published SY and YQ: partly carried out the TEM and HRTEM experiments, as well as drafted the manuscript XL, LS, and HL: conceived of the study, and participated in its design and coordination ... out the experimental and numerical calculations, as well as drafted the manuscript VSM and PPMS: performed an analysis and interpretation of results, and gave final approval of the version to be...
Ngày tải lên: 21/06/2014, 04:20
Báo cáo khoa học: "Influence of decaying wood on chemical properties of forest floors and surface mineral soils: a pilot study" pptx
... release and persistence of organic acids (ligands) capable of mobilizing Fe and Al Consequently, the study of relationships between forest floor properties and the degree of development of albic and ... in morphological and chemical properties of forest floor and mineral soil, and each accumulation of DW was examined for the origin (species) and age of decay The objectives of the present study ... for each sample of albic horizon; t is its thickness (cm) and Vand Care the numerical values of its Munsell value and chroma; and Due to the design of the study, the thickness of the forest floor...
Ngày tải lên: 08/08/2014, 19:21
syntheses, quantum chemical modeling, and spectroscopic properties of wirelike, luminescent mono- and bi-metallic rhenium(i) carbyne complexes
Ngày tải lên: 14/11/2014, 07:09
Phisical and chemical properties and thermobaric conditions of occurrence of hard to recover oils
... production and transportation of oils with anomalous physical and chemical properties and improvement of the available processes require that new data on the properties and conditions of occurrence of ... characteristics of this information are presented in Table Generalized classification of oils by their physical and chemical parameters To investigate the physical and chemical properties of hard-to-recover ... University of Control Systems and Radioelectronics (TUCSR), Tomsk, Degree of Candidate of Sciences (1966) in TUCSR, Degree of Doctor of Sciences (1985) in Institute of Radiotechnics and Electronics of...
Ngày tải lên: 09/09/2015, 10:32
CHEMICAL AND OPTICAL PROPERTIES OF MOLECULAR COMPLEXES USING MATRIX ISOLATION SPECTROSCOPY
... A Sandford and L J Allamandola, Astrophys J 417, 815 (1993) 132 S A Sandford, L J Allamandola, A G G M Thielens, and G C Valero, Astrophys J 329, 510 (1988) Chemical and Optical Properties of ... Molecular Orbital (LUMO) of the acceptor and the exact strength of interaction depends on the difference in energy of the two concerned orbitals The concept of hard and soft acids and bases (HSAB principle) ... the selective efficiency of the UOH of H and of the VOH or UCH modes of CH3OH Quantum yields for the C —> U photoconversion of the HI/H complex were estimated of 0.75 and 0.41 respectively for...
Ngày tải lên: 05/07/2016, 10:40