polymer properties and applications

principles of polymer processing

Ngày tải lên : 02/04/2014, 16:29

... 7.7, 9, and 10 For a two-semester course: in the ﬁrst semester, Chapters 1, 5, and 6; Sections 7.1, 2, and to 13; Sections 8.1 to 4, and to 13; Chapters and 10; and Sections 11.1 to 4, 6, 8, and ... various types of equipment and operations used, which will help to unify and structure the understanding and analysis of polymer processing equipment and operations Postreactor Polymer Processing (‘‘Finishing’’) ... structuring, a full understanding and computational handling of polymer chemistry, polymer rheology at a macromolecular level, and the physics of phase changes under stress ﬁelds and nonisothermal conditions...

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Control of octahedral rotations and physical properties in srruo3 perovskite oxide films

Ngày tải lên : 09/09/2015, 11:09

... Structural Properties and Phase Transition 48 3.3.3 Origin of the Structural Phase Transition 56 3.3.4 Magnetic Properties 61 3.3.5 Electrical Transport Properties and Electronic ... Physical Properties and Applications The physical properties of transition metal oxides of the ABO3 perovskite class vary enormously from one perovskite to another in spite of slight and obscure ... sensors and electro-optical switches.36 In the following, we will discuss some examples of perovskite oxide materials that are typical for their unique and outstanding physical properties and we...

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Tài liệu Sport and Physical Activity in Children with Congenital Heart Disease ppt

Ngày tải lên : 12/02/2014, 19:20

... based on recommendations from German and international expert societies (e1, 8, e4, e5, 13) and on longstanding experience in the treatment, sports advice, and care provided in sports activities ... peers means improved quality of life and has a strong social and socializing aspect for children and adolescents Being forbidden to participate in sports and/ or limitations to the extent to which ... a child's perceptive and movement-related experiences Fears and worries for the ill child often result in the parents adopting an over-protective educational style Fear and insecurity prevail...

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Tài liệu Time trends in leisure time physical activity and physical fitness in elderly people: 20 year followup of the Spanish population national health survey (1987-2006) docx

Ngày tải lên : 14/02/2014, 06:20

... proportional random selection of primary and secondary sampling units (towns and sections, respectively), with the final units (individuals) being selected by means of random routes and sex- and age-based ... health status, co-morbidity, and lifestyle-related habits associated with LTPA and physical fitness in older people; and, 3) to analyze time trends in prevalence of LTPA and physical fitness in the ... sleeping > hours per day and those sleeping < hours per day Statistical analysis In this study we analyzed physical activity and physical fitness separately for men and women and we excluded respondents...

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Báo cáo " On equations of motion, boundary conditions and conserved energy-momentum of the rigid string " doc

Ngày tải lên : 05/03/2014, 14:20

... in the Lagrangian , and the fact that the field xµ (τ, σ) is defined on the finite strip σ π , and −∞ < τ < ∞, which has boundaries The classical equations of the motion and the boundary conditions ... δxµ = ǫµ = const (18) ∂L ∂xµ = and δS = with the conditions xµ (τ, σ) obeys Assume the Lagrangian is invariant, the equations of motion (13), and conditions (14) and (15) From (9) we have π Pµ ... ∂L + ∂i ∂xµ,1 ∂L ∂xµ,1i , (16) Bµ (τ, σ) = ∂L + ∂i ∂xµ,1 ∂L ∂xµ,1i , (16) and the following boundary conditions where and Cµ (τ, σ) = ∂l ∂xµ,11 (17) In the case of the closed string δµ (τ, σ)...

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PREDICTION OF CHEMICAL REACTIVITY PARAMETERS AND PHYSICAL PROPERTIES OF ORGANIC COMPOUNDS FROM MOLECULAR STRUCTURE USING SPARC pptx

Ngày tải lên : 22/03/2014, 14:20

... the electrostatic interaction between S and C depends on the magnitude and relative orientation of the local fields of S and C and the dielectric properties and distances through the conducting ... providing chemical and physical properties to Program Offices (e.g., Office of Water, Office of Solid Waste and Emergency Response, Office of Prevention, Pesticides and Toxic Substances) and Regional ... because of expense and because trained technicians and adequate facilities are not available for measurement efforts involving thousands of chemicals In fact, physical and chemical properties have...

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Sport and Physical Education in China potx

Ngày tải lên : 24/03/2014, 02:20

... husband and wife, even and odd numbers, softness and hardness in personality, and virtue and evil in behaviour The basis of the theory is that all is well when Yin and Yang are balanced and mutually ... Spon include: Sport and Physical Education in Germany ISCPES Book Series Edited by Ken Hardman and Roland Naul Ethics and Sport Mike McNamee and Jim Parry Politics, Policy and Practice in Physical ... taekwando and yachting and rowing federations He was an active huntsman and breeder of fine Arabian horses His broader interests embraced support of many sportsrelated charities, music, poetry and...

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phase equilibria and fluid properties in the chemical industry estimation and correlation

Ngày tải lên : 02/04/2014, 16:19

... Barner, H E and Quinlan, C W , I and E.C Proc Des Dev (1969) 8, 407 Chueh, P L and Prausnitz, J M., A.I.Ch.E Journal (1969) 15, 471 Reid, R C and Sherwood, T K., "The Properties of Gases and Liquids," ... leads us to concepts l i k e randomness and segreg a t i o n U n f o r t u n a t e l y , excess enthalpy and excess entropy are not f In Phase Equilibria and Fluid Properties in the Chemical Industry; ... "thermodynamics and physical properties. " T h e reviews should represent the work of both the academic researcher and the industrial practitioner This we thought was both necessary and timely because...

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carbon nanotubes. basic concepts and physical properties, 2004, p.220

Ngày tải lên : 04/06/2014, 15:05

... Introduction electronic hand structure in the optical range and near the Fermi level (Chaps and 5) We introduce the reader to thc elastic properties of nanotubes in Chap and lo basic concepts in ... LAz = TZnDnh L2nn/mcm = (armchair and zig-zag) (2.15) 14 Structure and Symmetry Figure 2.9: Horizontal rotational axes and mirror and glide planes of chiral and achiral tubes Left: Chiral (X,6) ... the crossing of the x valcncc and x* conduction hand a1 the K point of the Rrillouin zone The bonding a and antibonding o*bands are well separated in energy The band structure was calculated with...

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báo cáo hóa học:" General anxiety, depression, and physical health in relation to symptoms of heart-focused anxietya cross sectional study among patients living with the risk of serious arrhythmias and sudden cardiac death" doc

Ngày tải lên : 20/06/2014, 15:20

... depression, and physical health) The most negative and significant correlation coefficient was between avoidance and physical health (r = -0.44) Attention and general anxiety (r = 0.45), and fear and ... complications, increased levels of heart-focused attention and monitoring of cardiac related stimuli, and fear and worries about heart-sensations and functioning Higher degrees of these symptoms indicate ... would be elevated and that physical health would be poorer compared to the expected scores of the general population, and further that the levels of general anxiety and depression and heart- Hamang...

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Báo cáo hóa học: " Structural and physical properties of antibacterial Ag-doped nano-hydroxyapatite synthesized at 100°C" pptx

Ngày tải lên : 20/06/2014, 23:20

... Ca10-xAgx(PO4)6(OH)2 samples with xAg = (HAp) and xAg = 0.2 (Ag:HAp) regions 1600-1700 and 3200-3600 cm -1 correspond to H-O-H bands of lattice water [36-39] The large bands which were attributed to adsorbed ... apatite Bands’ characteristics of the phosphate and hydrogen phosphate groups in apatitic environment were observed: 563, 634, 603, 960, and 1000-1100 cm-1 for the PO 3- groups [39,40] and at 875 ... contributions CSC and DP conceived the study CSC, LVC, and DP performed the synthesis of the powders Characterization of materials was carried out by FM, CSC, and DP DP directed the study and wrote the...

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Báo cáo sinh học: " Research Article Multiple Positive Solutions of Fourth-Order Impulsive Differential Equations with Integral Boundary Conditions and One-Dimensional p-Laplacian" ppt

Ngày tải lên : 21/06/2014, 16:20

... , 0, ∞ and may be singular at t or t 1; f, g : 0, × P \ {θ} × 0; , bi , ci , and P \ {θ} → P are continuous and may be singular at t 0, 1, u 0, and u di ∈ 0, ∞ , and ρi ci di bi ci > 0, and mi ... where < ξ, η < 1, ≤ a < b < 1, and f ∈ C 0, × 0, ∞ , 0, ∞ By using upper and lower solution method, ﬁxed-point theorems, and the properties of Green’s function G t, s and H t, s , the authors give ... · < tm < tm 1, Δx |t tk x tk − x t− , where x tk and x t− represent the right-hand limit and left-hand k k limit of x t at t tk , respectively, and g, h ∈ L1 0, is nonnegative For the case of...

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Synthesis and Physical Properties of Polyester Amides Derived from Lipid-Based Components

Ngày tải lên : 02/07/2014, 13:01

... Legashvili, I., et al., Journal of Biomaterials Science -Polymer Edition, 2007 18(6): p 673-685 Guo, K and C.C Chu, Journal of Polymer Science Part a -Polymer Chemistry, 2005 43(17): p 3932-3944 Advantage ... for biomedical applications References: Ahmad, S., S.M Ashraf, and F Zafar, Journal of Applied Polymer Science, 2007 104(2): p 1143-1148 Zafar, F., et al., Journal of Applied Polymer Science, ... 40 to70 280 to 366 α-amino acids, diols and fatty dicarboxylic acids 124,164 80 to82 240 to 250 6.7 to 32.8 Copolymer Random combination of polyester and nylon BAK 1095 Caprolactam (Nylon 6)...

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Báo cáo sinh học: "Untangling the web of functional and physical interactions in yeast" pdf

Ngày tải lên : 06/08/2014, 18:21

... interactions - protein complexes and proteinDNA interactions - and indirect functional interactions genetic interactions and interactions based on gene-expression correlation and sequence homology The ... Kelley and Ideker [23], the thousands of physical and functional interactions that exist within all cells can begin to be untangled to provide a basis for detailed network reconstruction and to ... homology-based links, and hence can discover network themes that have weaker support from only one type of data such as protein-protein interactions On the other hand, Kelley and Ideker [23] use...

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Báo cáo khoa học: "Relation between ecological conditions and fir decline in a sandstone region of the Vosges mountains (northeastern France) Anne-Laure Thomasa, Jean-Cl." potx

Ngày tải lên : 08/08/2014, 14:20

... trees [9] – the Vosgian sandstone and conglomerate, very rich in Si (93%) and highly depleted in alkaline and alkaline earth (Mg, Ca, Na, K) cations; – the intermediate sandstone, slightly richer ... Senones and Voltzia sandstones which are characterised by a lower Si content (less than 80%) and above all by higher K and Mg contents These results were obtained primarily by field surveys and intensive ... intensity of both defoliation and yellowing (C = 0.36 and 0.30) The proportion of damaged fir which was relatively low between 200 and 600 m increased between 600 and 1000 m Stand age was the second...

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Báo cáo khoa học: "Genetic control of pulp and timber properties in maritime pine (Pinus pinaster Ait.)" docx

Ngày tải lên : 08/08/2014, 14:20

... ability (SCA) of the cross between the i-th and the j-th parent and εijk is the residual term The additive and dominance variances are:σ = 4σ and σ = 4σ and and the phenotypic variance is: A a D s ... significant impacts on pulp and timber production and quality 4.2.2 Relationships between fibre properties and wood chemical composition In the literature, fibre properties and the chemical composition ... for growth and density on other wood properties and the possibility of optimising wood quality within a breeding strategy 571 4.2.3 Selection for growth and correlated responses on wood properties...

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Báo cáo y học: "Effects of lifestyle physical activity on perceived symptoms and physical function in adults with fibromyalgia: results of a randomized trial" pdf

Ngày tải lên : 12/08/2014, 12:20

... and depression, as well as tenderness and aerobic endurance after 12 weeks of LPA in minimally active adults with FM Materials and methods Participants Participants were 92 adults (88 women and ... LE and self-monitoring/identified and addressed barriers to physical activity (Sessions & 2) “FM: What is it and how is it diagnosed?” Presented general information on the symptoms of FM and ... diagnosis, and treatment of FM The rationale for FME was to provide education and to control for the effects of being enrolled in a clinical trial and receiving increased attention and social...

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Báo cáo y học: "Effects of rehabilitative interventions on pain, function and physical impairments in people with hand osteoarthritis: a systematic review" docx

Ngày tải lên : 12/08/2014, 15:22

... study design and in the acquisition, analysis, and interpretation of data and drafted the manuscript LK participated in the study design and in the acquisition and analysis of the data and helped ... W, Erlacher L: Joint protection and home hand exercises improve hand function in patients with hand osteoarthritis: A randomized controlled trial Arthritis Care and Research 2002, 47:44-49 Stange-Rezende ... relevance, and were possibly due at least partially to placebo effects from incomplete blinding [55] Strength, range of motion, and stiffness Improvements of hand strength and ROM and reduction...

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Báo cáo y học: "Depression and physical activity in a sample of nigerian adolescents: levels, relationships and predictors" pptx

Ngày tải lên : 13/08/2014, 18:21

... frequencies and percentages Independent t-test were used to compare the mean CDI and PAQ-A scores between private and public schools, between younger and older adolescents, and between male and female ... activities and replacing them with more familiar local sporting activities such as ten-ten and lakanlaka (these are games played with one or more partners, respectively, and involve hopping/running and ... curricula and existing policies The present study explores (1) the prevalence of depression and physical activity levels, (2) the relationship between depression and physical activity and (3) selected...

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analysis of boundary conditions and concept design for port dong lam, thua thien-hue province, vietnam

Ngày tải lên : 03/10/2014, 13:13

... nourish the mainland beaches and sandy barriers that form across estuary mouths and tidal inlets Mainland beaches and barriers are typically steep and narrow and are dominated by crossshore sediment ... be available The hinterland connections should be efficient and have enough capacity In Paragraph 1.1.2 it was stated that knowledge and understanding about the metocean and morphological circumstances ... 111 Figure 80: sand spit and land reclamation – coastal port 112 Figure 81: cross-section of sand spit 112 Figure 82: erosion profile for sandy beaches ...

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