crystallinity and polymer properties
Charge transport and thermal properties of a semicrystalline polymer semiconductor
... π-orbitals and π-bond Figure 1.2 Schematics of neutral polymer π-conjugated backbone and polaron structure Figure 1.3 Structure and one-electron energy level diagram of radical cations and ... chlorobenzene at the polymerization temperature Therefore these oligomers and polymers are well-defined, and we denote them Pno (no = 3–22) Although no is small, the repeat unit is large, and so the series ... to both the air and substrate interfaces, which makes PBTTT a particularly useful model to investigate several aspects of polymer physics and chargetransport physics in ordered polymer OSCs In...
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Optical and electronic properties of inkjet printed polymer organic semiconductor films
... electronic and electrical properties of the conducting polymers Hence, control of the HOMO-LUMO gap and specifically the design of low band gap polymers have gained importance in recent years The band ... the top and bottom interfaces across the film thickness direction Yet the properties of the polymer chains at the interfaces are the most important to understand field-effect transport and charge ... molecules in polymer is lower This is associated to the randomness in the molecular positions, packing and the orientations leading to strong localisation of carriers on individual molecules and polymer...
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Effect of thickness on the physical, thermal and chemical properties of ultra thin polymer films
... important factors such as thickness of the films and the chemical properties of the polymer, it becomes important to understand how the polymer properties changes with thickness 1.1 Effect of ... converted into polymer without the need for initiator or catalysts and produces linear high molecular weight polymer Parylene is a semicrystalline polymer with degrees of crystallinity and crystalline ... effects3 and hence having an effect on the Tg of the polymer film, we expect similar effect when small molecule diffuses inside the polymer film Moisture uptake and swelling of the polymers can...
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Laying Out GUIs and Setting Properties
... These commands include xlabel, ylabel, zlabel, title, gca, gcf, and findobj HandleVisibility — On Handles are always visible when HandleVisibility is on IntegerHandle Setting the IntegerHandle property ... its boundaries Copying, Cutting, and Clearing Components Use standard menu and pop-up menu commands, toolbar icons, keyboard keys, and shortcut keys to copy, cut, and clear components Copying Copying ... Button Group Properties on page 3-49 3-43 Laying Out GUIs and Setting Properties Setting Radio Button Properties Radio buttons have two states — selected and not selected You can query and set the...
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35768 Study of Electrode Reactions and Interfacial Properties
... couple during the forward and reversed scans (b,d), and to the achievement of a zero-reactant surface concentration (c) 32 STUDY OF ELECTRODE REACTIONS AND INTERFACIAL PROPERTIES exhibits a t−1/2 ... REACTIONS AND INTERFACIAL PROPERTIES Principles and Applications The primary advantage of spectroelectrochemistry is the cross-correlation of information from the simultaneous electrochemical and optical ... contributions and holds considerable promise for mechanism diagnosis and kinetic characterization of coupled chemical reactions 46 STUDY OF ELECTRODE REACTIONS AND INTERFACIAL PROPERTIES A B...
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Tài liệu Metric Dimensions and Sections Properties pptx
... physical and dimensional criteria of ASTM A500 or CSA G-40.2l Wall thickness, width and depth of rectangular and square HSS, and outside diameter of round HSS have converted to SI units and rounded ... Section Properties of Rectangular HSS Dimensions and Section Properties of Square HSS .14 Dimensions and Section Properties of Round HSS .19 NOMENCLATURE b C D ... engineers and fabricators are increasingly being required to specify SI (metric) information for products used in construction applications This publication presents SI dimensions and section properties...
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Electronic and Optoelectronic Properties of Semiconductor Structures
... physical principles and actual devices Electronic and Optoelectronic Properties of Semiconductor Structures provides engineering and physics students and practitioners with complete and coherent coverage ... wells, strain and polar charge are discussed; iii) electron (hole) transport and optical properties of semiconductors and their heterostructures; and iv) behavior of electrons in small and disordered ... 9.4.2 Interband Transitions in Quantum Wells 358 358 361 9.5 INDIRECT INTERBAND TRANSITIONS 364 9.6 INTRABAND TRANSITIONS 9.6.1 Intraband Transitions in Bulk Semiconductors 9.6.2 Intraband Transitions...
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Tài liệu Báo cáo " The effect of cobalt substitution on structure and magnetic properties of nickel ferrite " pptx
... X-ray, θ the angle between the incident and diffracted beams (degree) and d the particle size of the sample (nm) (in Table 1) 3.2 FT-IR spectroscopy The band wavenumber v1 , v2, (Table 2) generally ... Journal of Magnetism and Magnetic Materials, Vol 320 (2008) 857 [6] R.M More, T.J Shinde, N.D Choudhari, P.N Vasambekar, Effect of temperature on X-ray, IR and magnetic properties of nickel ferrite ... precipitation was taken by magnet and the product was washed several time with distilled water Finally it was annealed in oven at 6000C for hours 2.2 Measurements of properties of Ni-Co ferrite The...
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Tài liệu Báo cáo khoa học: Interleukin-1-inducible MCPIP protein has structural and functional properties of RNase and participates in degradation of IL-1b mRNA doc
... lanes 2,3 and 4, lower band) The levels of mutant and wild-type MCPIP mRNAs were higher when these vectors were co-transfected with a vector overexpressing IL-1b (Fig 5, lanes and 4, upper bands) ... strongly activated by LPS, TNFa and phorbol 12-myristate-13-acetate (PMA) Moreover, we found that MCPIP has RNase properties and regulates the half-life of IL-1b mRNA and its own transcript Overexpression ... intermediate levels in heart and placenta, and the lowest levels in spleen, kidney, liver and lung The transcript was not detectable in brain, thymus, muscles, small intestine and colon (Fig 3A) The...
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Tài liệu Báo cáo khoa học: The antibacterial and antifungal properties of trappin-2 (pre-elafin) do not depend on its protease inhibitory function pptx
... properties [13] This has been attributed to its N-terminal domain and is comparable to that of human defensins and human lysozyme Elafin and trappin-2 are both antimicrobial against S aureus and ... Branhamella catarrhalis and the pathogenic fungi A fumigatus and C albicans Our results indicate that trappin-2 has a broad antibacterial activity and is fungicidal for A fumigatus and C albicans Using ... trappin-2 and trappin-2 A62D ⁄ M63L towards A fumigatus and C albicans Both trappin-2 and trappin-2 A62D ⁄ M63L had dosedependent fungicidal activity against both swollen A fumigatus conidia and C...
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Tài liệu Báo cáo khoa học: Tryptophan tryptophylquinone cofactor biogenesis in the aromatic amine dehydrogenase of Alcaligenes faecalis Cofactor assembly and catalytic properties of recombinant enzyme expressed in Paracoccus denitrificans pptx
... orf-4 and hemE) all putatively transcribed in the same direction [7] The second and fifth genes (aauA and aauB) encode the large and small subunits of AADH, respectively The genes aauD and aauE ... cells and media The bacterial strains and plasmids used in this study are listed in Table For strain stocks and DNA isolation, E coli and A faecalis were cultured with Luria–Bertani media at 37 and ... sequence (accession AF302652), shown in emboldened and underlined text, and are as follows: T835 is now C835, C836 is now T836 and an extra T between A1376 and T1377 Underlined amino acid residues denote...
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Tài liệu Báo cáo khoa học: The isolation and characterization of cytochrome c nitrite reductase subunits (NrfA and NrfH) from Desulfovibrio desulfuricans ATCC 27774 Re-evaluation of the spectroscopic data and redox properties ppt
... column, equilibrated and eluted in 0.1 M Tris/HCl, pH 7.6 and several common protein–protein dissociation salts (1 M sodium chloride, M urea and M guanidinium chloride) and ionic detergents (CHAPS, ... intense band of 61 kDa (NrfA) and a band of weak intensity of 19 kDa (NrfH), confirming its hetero-oligomeric nature (Fig 1, lane 1) However, in the absence of boiling (Fig 1A, lanes and 4) high ... and 4) high molecular mass bands of approximately 110 kDa and > 200 kDa were visible, as well as a faint band at 37 kDa, suggesting the presence of dimers All of the bands stained positively for...
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Tài liệu Báo cáo Y học: Antibacterial and antifungal properties of a-helical, cationic peptides in the venom of scorpions from southern Africa pptx
... differ between opistoporin and pandinin are the hydrophobicity (pandinin 1–0.1214, opistoporin 1–0.1652) and the hydrophobic moment, which is nearly double for pandinin (pandinin 0.1071, opistoporin ... (residues 3–14 and 20–39) separated by a random coiled region (WNSEP) Such a structure has also been predicted for pandinin [8] and hadrurin [5] The predictions for parabutoporin and opistoporin ... homologies between these peptides and cysteine-free peptides recently described in the venom of spiders and insects Parabutoporin and opistoporin were synthesized chemically and preliminary studies on...
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Tài liệu Báo cáo Y học: Short peptides are not reliable models of thermodynamic and kinetic properties of the N-terminal metal binding site in serum albumin doc
... Tables and thus present only the novel data: protonation constants for DAHKam and VIHN, and stability constants (log a values) of Cu(II)-VIHN, Cu-DAHKam and Ni-DAHKam systems The parameters of CD and ... Ni(II) and Cu(II) complexes of peptides at I = 0.1 M (KNO3) and 25 C Standard deviations on the last digits are given in parentheses EPR The X-band EPR spectra of Cu(II) complexes of VIHN and DAHKam ... considered Comparison of Cu(II) and Ni(II) binding between model peptides and albumins Afnity for Ni(II) at site I can be compared between albumins on one hand and DAHam and DAHKam on the other Much...
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Tài liệu PHYSICAL, CHEMICAL, AND MECHANICAL PROPERTIES OF BAMBOO AND ITS UTILIZATION POTENTIAL FOR FIBERBOARD MANUFACTURING docx
... alpha cellulose, and Klason lignin contents and the lowest extractive and ash contents The epidermis had the highest extractive and ash contents and the lowest holocellulose and alpha-cellulose ... fiberboard and evaluate water soaking, modulus of elasticity (MOE), modulus of rupture (MOR), and internal bond (IB) properties of the panels and compare the age effect on the physical and mechanical properties ... five year old bamboo and determine the correlation between SG and bending properties, and (5) compressive strength of bamboo at different ages and heights 3.2 Materials and Methods The bamboos...
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Báo cáo " Study on the characteristics and catalytic properties of Pt/SBA-15 in the selective oxidation of D-Glucose " potx
... Synthesis and characterization of Bimetallic Pt-Au clusterderived catalyst Catalysis Today, 125, 269-274, 2006 [5] A.Corma and Hermenegilldo Garcia Nanoparticles and catalysis Wiley-VCH Verlag GmbH and ... (RID) Results and discussion 3.1 Characteristics of SBA-15 material The low-angle XRD patterns of SBA-15 at different aging time (24, 48 and 72 hours) as showed in Fig.1 are similar and all show ... 88.62 Ǻ (24h) to 93.87Ǻ (48h) and 97.43Ǻ (72h) In these XRD patterns, we also see that two weak peaks indexed as (110) and (200) diffractions of 24h sample are not clear and the intensity of these...
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Báo cáo khoa học: Ibuprofen binding to secondary sites allosterically modulates the spectroscopic and catalytic properties of human serum heme–albumin doc
... high-afnity and low-afnity sites of tHSAheme-Fe(III) and HSAheme-Fe(III) [represented by a and (1 a), respectively, in Eqn (1)] are 0.18 and 0.82, and 0.14 and 0.86, respectively (Table 1) Effect of ibuprofen ... (1971) Hemoglobin and Myoglobin in their Reactions with Ligands North Holland Publishing Co., Amsterdam and London Goldstein S, Lind J & Merenyi G (2005) Chemistry of peroxynitrites and peroxynitrates ... similar (present study and [20,21]) This indicates that the removal of domain I from HSA does not signicantly affect the functional and structural properties of domains I and II [i.e of the 1382...
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Báo cáo khoa học: Crystal structure and enzymatic properties of a bacterial family 19 chitinase reveal differences from plant enzymes pdf
... extended towards Cys183 in ChiC (and in the plant enzymes) Compared to the barley enzyme, ChiC and ChiG lack three loops (A, B and C) and a C-terminal extension (Figs and 4B) In addition, one other ... experiments and helpful discussions, and May Bente Brurberg and Svein Horn for helpful discussions The authors acknowledge the beamline staff at ID14-EH3 for technical assistance, and the ESRF and the ... enzyme with respect to its catalytic properties and crystal structure The crystal structures of ChiG and ChiC [18] permitted structural comparison between bacterial and plant enzymes, which provided...
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Báo cáo khoa học: Spectroscopic and kinetic properties of the horseradish peroxidase mutant T171S Evidence for selective effects on the reduced state of the enzyme potx
... changes in Fe-His band frequencies and the redox potential values This is exemplied by the case of CCP and its mutants D235E, D235N and D235A [27] The H-bond between the proximal His and Asp235 is ... proximal His and Asp residues that is weakened at alkaline pH Therefore, on the basis of their sensitivity to pH, the bands at 220 and 247 cm)1 are assigned to two m(Fe-Im) modes The band at 276 ... only one Fe-Im band, in contrast to the class I and II peroxidases that have two Fe-Im bands resulting from the tautomerism of the imidazole Nd proton with respect to the donor and acceptor atoms...
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Báo cáo khoa học: Plant oxylipins: Plant responses to 12-oxo-phytodienoic acid are governed by its specific structural and functional properties ppt
... FEBS C Bottcher and S Pollmann ¨ for growth inhibitory effects and the development of necrotic lesions [56] Studies on flu and the flu ⁄ dde2-2 double mutant indicated that OPDA and ⁄ or dnOPDA ... functions and catalysis J Plant Physiol 163, 348–357 12 Schewe T (1998) Basic functions of lipoxygenases and their products in higher plants In Eicosanoids and Related Compounds in Plants and Animals ... Princeton, NJ 13 Hildebrand DF, Fukushige H, Afitlhile M & Wang C (1998) Lipoxygenases in plant development and senescence In Eicosanoids and Related Compounds in Plants and Animals (Rowley AF,...
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