organometallic and inorganic—organic polymers

... Condensation Polymers 11.4 Coordination Polymers 11.4.1 Platinum-Containing Polymers 11.5 Addition Polymers 11.5.1 Ferrocene-Containing and Related Polymers 11.5.2 Polyphosphazenes and Related Polymers ... Polybenzimidazoles and Related Polymers 4.10 Polyurethanes and Polyureas 4.11 Polysulfides 4.12 Polyethers and Epoxys 4.13 Polysulfones 4.14 Poly(ether ketone) and Polyketones 4.15 Phenolic and Amino ... Chapter 11 Organometallic and Inorganic–Organic Polymers 11.1 Introduction 11.2 Inorganic Reaction Mechanisms 11.3 Condensation Organometallic Polymers 11.3.1 Polysiloxanes 11.3.2 Organotin and Related...

Ngày tải lên: 02/04/2014, 16:30

... 12.14 Screens, wall hangings and sedan chairs 12.15 Carriages and cars 12.16 Conclusion Reference 13 Materials and techniques: past and present Marion Kite, Roy Thomson and Aline Angus 13.1 Past ... References 15 Furs and furriery: history, techniques and conservation Marion Kite 15.1 History of fur use 15.1.1 Introduction 15.1.2 Background and history 15.1.3 Husbandry and harvesting 15.1.4 ... Technologists and Chemists and of the International Union of Leather Technologists and Chemists’ Societies He is a Fellow of the Royal Society of Chemistry and the Society of Leather Technologists and...

Ngày tải lên: 17/02/2014, 17:20

Ngày tải lên: 14/11/2014, 12:48

... research history The physics of GaN and related compounds is also described discussing its crystal and electronic band structures GaN and its alloys (InGaN and AlGaN) grow as the hexagonal Wurtzite ... interface of GaN and sapphire lattices 2.2.2 Electronic band structure GaN is a direct wide band gap (3.5 eV) material in which maximum of valance band coincides with the minimum of valence band as shown ... b and C- exciton [6] The binding energies of A- and B- excitons (EA and EB ) are the same whereas that of C-exciton is slightly lower The values of binding energies and splitting of A-, B- and...

Ngày tải lên: 16/09/2015, 08:31

... printing and thermocompression bonding [19, 20] was used to transfer CNTs from their growth substrates to bulk copper and Si substrates Copper and Si were used to represent heat sinks and temperature-sensitive ... the use of metallization and bonding of VACNT films for the creation of thermal interface and die attachment materials The metallization is based on evaporated titanium and gold layers, which are ... through tensile testing delamination and device failure Also, in contrast to polymer– CNT composites and the best thermal greases, CNT array interfaces are dry and chemically stable in air from...

Ngày tải lên: 06/05/2014, 08:53

... as an interground addition portland cement plaster, n—a plaster mix in which portland cement or combinations of portland and masonry cements or portland cement and lime are the principal cementitious ... temperature and a sufficient quantity of water within the plaster to ensure cement hydration dash-bond coat, n—a thick slurry of portland cement, sand, and water, machine-sprayed or hand-dashed ... more of the following materials: portland cement, portland blast furnace slag cement, portland-pozzolan cement, natural cement, slag cement, or hydraulic lime; and in addition usually containing...

Ngày tải lên: 10/07/2014, 23:20

... Structures and Chemical Reactions on Carbon and BN Surfaces and Related Molecules Abstract This thesis focuses on the energetics, structure and reactivity of wide band gap materials such as diamond and ... carbon and borazine cyclacenes - 20 - YANG Shuo-Wang Ph.D Thesis 1.5 Motivations and Structure of this Thesis Diamond and c-BN are two of the most common wide band gap materials Oxygen and hydrogen ... Zheng, P Wu and K P Loh, “Ab intio Studies of Borazine and Benzene Cyclacenes” Diamond Relat Mater 12 (2003) 1194 S W Yang, X N Xie, P Wu and K P Loh, “Chemisorption of C2 Biradical and Acetylene...

Ngày tải lên: 17/09/2015, 17:18

... Approximately similar mean and dispersion statistics have been observed by Pliner and Hobden (1992) in Canadian students; by Frank et al (1997) in US students; and by Frank and Hursti (1999) in a ... ®nding that was similar to US and Swedish populations (Frank & Hursti, 1999) Education is likely to enhance the access and exposures to various stimuli, events and issues, and thereby it can perhaps ... observations from DenÈ È È mark, Finland, Norway, and Sweden In H L Meiselman, Dimensions of the meal The science, culture, business, and art of eating (pp 191±201) Maryland: Aspen Raudenbush, B., &...

Ngày tải lên: 03/04/2013, 21:06

... positioning, and weighing (SIWAREX MS) CPU 221 comes with discrete inputs and discrete outputs and does not accept expansion modules CPU 222 comes with discrete inputs and discrete outputs and accepts ... Diagram, and Function Block Diagram), high-level languages (Structured Text and Sequential Function Chart), and engineering tools (S7 Structured Control Language, S7-Graph, S7-PLCSIM, S7HiGraph, and ... Inputs and Outputs Discrete inputs and outputs, also referred to as digital inputs and outputs, are either on or off Pushbuttons, toggle switches, limit switches, proximity switches, and relay...

Ngày tải lên: 15/09/2013, 21:26

... noise is assumed to be additive This is a rather realistic assumption, standard in factor analysis and signal processing, and allows for a simple formulation of the noisy model Thus, the noisy ... observations x Denoting by z a nongaussian random variable, and by n a gaussian noise variable of variance , we should be able to express the relation between E fG(z )g and E fG(z + n)g in simple algebraic ... holds with = ~, where is a matrix that incorporates the mixing of the real ICs and the covariance structure of the noise, and the number of the independent components in ~ is equal to the number of...

Ngày tải lên: 20/01/2014, 11:20

... reproductive age HYPERANDROGENISM The primary androgen produced by the ovaries is androstenedione, and the primary androgen from adrenal glands is dehydroepiandrostene sulfate (DHEAS) Androgen production ... a-reductase), an even more potent androgen than testosterone The sebaceous glands are very sensitive to androgens, and oily skin and acne are early signs of hyperandrogenism The hair follicle is ... (due to increased androgen levels and obesity), which stimulates GnRH pulsatility This results in androgen excess (from both ovaries and adrenals) and anovulation However, the hyperandrogenism is...

Ngày tải lên: 10/02/2014, 14:37

... = if and only if d = n + and up to a linear coordinate change we have i (x) = xi−1 for all i = 1, , n + 1; (b2) bn (D(Q)) = if and only if d = n + and up to a linear coordinate change and re-ordering ... Hattori’s general position class, and also the (aspherical) fiber-type arrangements of Falk and Randell [FR]; see [JP1] It follows from [JP1, Def 1.8 and Prop 1.10] and [JP2, Cor 3.1] that the (essential) ... will use Q-coefficients ∗ ∗ and the resolution from Proposition 22(ii) Denote by {Bq }q∈Z and {Kq }q∈Z 504 ALEXANDRU DIMCA AND STEFAN PAPADIMA respectively, the q-boundaries and the q-chains of the...

Ngày tải lên: 14/02/2014, 16:20

... each drug for any change in indications and dosage and for added warnings and precautions This is particularly important when the recommended agent is a new and/ or infrequently employed drug All ... clinical, basic and social sciences It is essential to promote the understanding of this formidable disease and to share new findings among researchers in the field Clinical and basic research ... induction of pro-inflammatory cytokines CD11b, iNOS and COX-2 mRNA Synapse and neuron dysfunction and loss Curcumin suppresses A␤-induced loss of NR2B and PSD-95, synaptic markers essential for memory...

Ngày tải lên: 14/02/2014, 17:20

... in the alpha- and beta frequency bands For instance, in parkinsonian monkeys and patients, oscillatory bursting typically emerges in both the 3–8 Hz band, and a power spectral band around 10 ... excellence and made the congress so successful This was YOUR congress and which many of you influenced by letting us know your wishes and expectations New concepts, formats and innovations, the active and ... Birkmayer and Hornykiewicz, 1961 onwards) and affirming that enough L-dopa would produce and sustain clinical response (Hornykiewicz, 2004 engagingly and courageously records the chronology and conflict...

Ngày tải lên: 14/02/2014, 17:20

... focus on the roles of ANGPTL2 and ANGPTL6 ⁄ AGF in obesity and related metabolic diseases, and discuss whether these ANGPTLs could be targets for the prevention and treatment of these conditions ... ANGPTL2 and ANGPTL6 ⁄ AGF in obesity and related metabolic diseases The expression of ANGPTL2 and ANGPTL6 ⁄ AGF is induced in obese conditions ANGPTL2 induces chronic adipose tissue inflammation and ... 2992–3002 Handschin C & Spiegelman BM (2008) The role of exercise and PGC1a in inflammation and chronic disease Nature 454, 463–469 Reaven GM (2005) The insulin resistance syndrome: definition and dietary...

Ngày tải lên: 14/02/2014, 22:20

... fuel, and consequently can result in additional 'direct' emissions (GHG and air pollutant emissions associated with power generation, CO2 capture and compression, transport and storage) and 'indirect' ... capture and storage (CCS) Executive summary Figure ES.2 Air quality (AQ) and climate change (CC) synergies and trade-offs Beneficial for AQ Beneficial for both AQ and CC Energy efficiency Demand ... biofuels Biomass Combined heat and power Buying overseas carbon credits Energy demand for coal and oil fossil fuels in stationary and mobile sources Negative for both AQ and CC Negative for AQ Source:...

Ngày tải lên: 17/02/2014, 10:20

... endothelium dysfunction and ED [130,131], the concept of androgen deficiency reinforces the important role of androgens in vascular health and erectile function Summary and conclusions Visceral ... endothelial dysfunction and microvascular disease and reduced androgen levels; (b) the insult on the endothelium resulting in endothelial injury and reduced NO synthase activity and NO production, ... effects on endothelial function and reduced circulating androgen levels These processes result in reduced penile tissue compliance and diminished penile hemodynamics, and hence a physiological response,...

Ngày tải lên: 18/02/2014, 06:20

... chicken, antimicrobial histones H2A and H2B were isolated from the liver [8], and histones H1 and H2B were identified in the reproductive system [9] In humans, histone H1 and its fragments derived from ... typhimurium [10], and histones H2A and H2B were expressed on the surface of and secreted from amnion epithelial cells [11] A recent report indicated that activated human neutrophils contain and release ... Results Antimicrobial effects of HNr and related peptides and nonpeptides H4-(86–100) and HNr (Fig 1) were tested for their bactericidal activity against Gram-negative and Grampositive bacteria (Table...

Ngày tải lên: 18/02/2014, 14:20

... In Figs Sa and b are plotted the PDOS associated with the 2p, and G (3, and 2px, 2pJ orbitals of the C, atom (see Fig 7a), respectively In Figs 8c and d are plotted the PDOS of the 2pzand Q orbitals ... discovery and synthesis of buckminsterfullerene C and the superconductivity , of its potassium compound K&, in 1984 and 1990, respectively, opened up a new world in carbon materials and created ... turbostratic and graphitic stacking, with small and large crystallites, depending primarily on starting materials (precursors) and heat treatment conditions The carbon materials Chapter RANDOM TEXTURE...

Ngày tải lên: 05/03/2014, 15:20

... successful, and well respected in her community At home, she and her husband especially enjoyed spending time with their six grandchildren There, Helen could put numbers and finances and tax forms ... family and friends There are individual volumes on reading disorders, attention deficit and disruptive behavior disorders, and dementia—all of these are related to our abilities to learn and integrate ... the better we can help the victims of Alzheimer’s disease and those who live with and care for them THE END OF A CAREER Helen and her husband were looking forward to retirement Helen, 56, was a...

Ngày tải lên: 05/03/2014, 23:20