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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 6

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 6

... rigid core exert hindrance to self- assembly whereas the pyrimidine groups stabilized the self- assembly of jacketed polymers A series of novel jacketed liquid crystalline polymers, in which the terphenyl ... expected to help the self- assembly of the polymers The length of the alkyl chain and position of the alkyl chain on the mesogenic units appears to have significant effect on the self- assembly Besides ... between rigid segments and flexible segments, polar or nonpolar effect is investigated through the incorporation of the polar functional groups A series of novel jacketed polymers were synthesized...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 5

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 5

... of polymers 3a, 3b and 3c were measured in chloroform solution The absorption and emission spectra of the polymers are shown in Fig .5. 3 and the values as given in Table 5. 2 The UV spectrum of ... = 5. 2Hz, CCH(O)-, H), 4 .5 (d, J = 5. 5 Hz, O-CH2-, H), 2.7 (s, -OH, H) 13 CNMR ( 75. 4 MHz, CDCl3, δ ppm) 154 .2, 137.2, 134.7, 127.7, 126.7, 126.0, 1 25. 7, 1 25. 5, 121.0, 1 05. 3 (ArC), 69.4 (O-CH-), ... 300 400 50 0 wavelength (nm) Figure 5. 3 UV-vis absorption and Fluorescence spectra of polymers measured in chloroform at room temperature Table 5. 2 The detailed data of UV-vis absorption and Fluorescence...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 4

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 4

... CDCl3, δ ppm): 171, 149 .80, 149 .45 , 141 .17, 137.08, 136.62, 135.76, 1 34. 62, 1 34. 49, 133.79, 130.59, 129.33, 128.88, 126.63, 1 24. 90, 1 24. 07, 123 .45 , 113.72, 77.33, 76.91, 76 .48 , 69.11, 31.79, 30.79, ... 2θ1/° 2θ2/° 2θ3/° 2 4/ ° 2θ5/° d1(Å) d2(Å) d3(Å) d4(Å) d5(Å) 2 .46 2.86 P1(DBSA)0.5 3.02 20.1 P1 4. 91 7 .42 19.8 35.9 30.6 29 .4 17.9 11.9 4. 5 4. 4 The XRD diffraction pattern of P1 shows sharp reflection ... formed via host polymers with pyrimidine groups and alkyl sulfonic acid and investigate their self- assembling properties in the solid state 1 14 4.2 Experimental section 4. 2.1 Materials and reagents...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 3

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 3

... 4H), 3. 86 (s, Ar-O-CH3, 3H), 3. 78 (s, Ar-O-CH3, 3H), 3. 77 (s, Ar-O-CH3, 3H), 2.20 (b, -C-OH, 1H) 13 C NMR (75.4 MHz, CDCl3, δ ppm) 158.7, 151.2, 149.4, 131 .4, 130 .4, 129.7, 129 .3, 114.6, 1 13. 5, ... 150.4, 130 .4, 129.7, 129 .3, 128.9, 127.8, 118.0, 115 .3, 114 .3 (ArC), 69.6 (O-CH2-), 56 .3 (O-CH3), 31 .8, 29.5 (-CH2-), 13. 4 (-CH3) MS (EI): m/z: 474.4, 420 .3, 36 4 .3, 30 7.2, 247.1, 199 Mp: 1 23 °C ... Hz, -CH3, H) 13C NMR (75.4 MHz, CDCl3, δ ppm) 158 .3, 151.1, 149.68, 137 .4, 130 .6, 130 .5, 129.6, 129.5, 129.4, 129 .3, 128 .3, 127.5, 127.1, 118.5, 117.4, 115 .3, 115.1, 114 .3, 114.0, 1 13. 3, 1 13. 0 (ArC),...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 2

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application 2

... 131 .2, 124 .4, 122 .0, 117.5, 114.8, 106.4, 92. 4 (Ar-C), 68.8 (O-CH-), 31 .2, 28 .9, 28 .8, 28 .7, 28 .6, 28 .5, 28 .4, 25 .4, 21 .9 20 .2 (-CH2-), 13.8 (-CH3) MS (ESI): m/z: 434.3, 22 6.1, 23 8.1, 21 2.1, ... 131.5, 128 .6, 128 .2, 127 .2, 115.9, 114.6, 106 .2 (Ar-C), 71.7, 69.5 (O-CH-), 318, 29 .5, 29 .4, 29 .3, 29 .2, 29 .1, 29 .0, 25 .9, 22 .6 (-CH2-), 13.9 (-CH3) MS (ESI): m/z: 524 .5, 433.4, 355 .2, 26 5.1, 23 8.1, ... (C=O), 157.3, 156.7, 156 .2, 154 .2, 141.5, 134.8, 129 .1, 128 .2, 125 .2, 124 .8, 113.5 (ArC, C=C), 69.3 (O-CH-), 31.8, 29 .5, 29 .4, 29 .3, 29 .2, 29 .1, 28 .7, 27 .9, 25 .8, 22 .6 67 (-CH2-), 18.3 (=C-CH3), 13.9...
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Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application

Synthesis and characterization of novel jacketed polymers and investigation of their self assembly and application

... enhanced in the selfassembly of the novel polymers 53 2.1.4 Conclusion A series of novel jacketed polymers were synthesized, and characterized using GPC, DSC, TGA, FTIR, NMR, and X-ray diffraction ... properties of jacketed polymers in which the main chain is sterically crowded with laterally attached rigid side chains17-19 Here we report the synthesis of a series of novel jacketed polymers ... interactions, and shape effects, to control the self- assembly of polymer chains in the lattice The novel polymers were characterized with GPC, DSC, TGA, FTIR, 35 and NMR This work show characterization...
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synthesis and application of functionalized diene-based polymers(fileminimizer)

synthesis and application of functionalized diene-based polymers(fileminimizer)

... substitution of poly(4-fluoro-2,5benzophenone) with various nucleophiles .7 1-4 Synthesis of functionalized polythiophenes 1-5 Synthesis of functionalized PLA and PCL 1-6 Synthesis ... 1-6 Synthesis of functional polyesters In the following chapters, the functionalized monomer approach is used to prepare functionalized diene-based materials Synthesis of a wide variety of functionalized ... Scheme 1-4 Synthesis of functionalized polythiophenes15 Nadeau et al reported the synthesis of functionalized poly(lactic acid)s (PLA) and poly(caprolactone)s (PCL) for biomedical applications...
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Báo cáo khoa học: Two types of replication protein A in seed plants Characterization of their functions in vitro and in vivo ppt

Báo cáo khoa học: Two types of replication protein A in seed plants Characterization of their functions in vitro and in vivo ppt

... F1 (ATGGAGAACTCAGT GACCCAAGATGGTAT) and 70b R1 (AGAATTCTGAG GTTGAAGAAGCTAGTAA) primers, and 70b F2 (TACT ATCAGCAGAAGCAATGTGGTGATA) and 70b R2 (TTACTGAGATGTCTTGTTCTTGGAAATGT) primers for atrpa70b ... DNA binding and chromatin association of ATR (ataxia telangiectasia-mutated and Rad3-related) in vitro via ATR interacting protein [4,22,23] Rad17 and Rad9 complexes (Rad17–RFC2–5 and Rad9–Rad1–Hus1) ... (AtRPA7 0a and AtRPA70b, respectively) and because many T-DNA insertion mutants of A thaliana are already available [26] We were able to obtain one T-DNA insertion line each for AtRPA7 0a and AtRPA70b...
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Synthesis and Application of Nanosize Semiconductors for Photoxidation of Toxic Organic Chemicals pptx

Synthesis and Application of Nanosize Semiconductors for Photoxidation of Toxic Organic Chemicals pptx

... Adsorption of toxic chemicals in aqueous supernatant from Step 2)Chemical Oxidation or Total Mineralization of the the Organics 3)Deep UV Photooxidation of the Organics 4)Photocatalytic oxidation of ... in both dispersed and heterogeneous forms (supported) tsnl Advantanges of this Approach•The light absorption and energy levels of the semiconductor valence and conduction bands can be adjusted ... photostability and low toxicity can be selected (e.g MoS2) •Our synthesis allows easy chemical modification of the nanocluster surface properties (e.g deposition of a metal) •Small size of nanocluster...
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synthesis and application of dna-templated silver nanowires

synthesis and application of dna-templated silver nanowires

... of the adsorption sites gradually on the nanowires 3.2.2 Response and recovery of the DNA-templated silver nanowires exposed to ammonia The response and recovery of the DNA-templated silver nanowires ... carried out at room temperature Results and discussions 3.1 Fabrication of the DNA-templated silver nanowires The fabrication of DNA-templated silver nanowires was based on electroless plating, ... of DNA-templated silver nanowires, (b) shows enlargement of the DNA-Ag nanowires Fig Conductivity variation of the DNA-templated nanowires exposed to different concentrations of ammonia at room...
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Nanoscale metal-organic frameworks synthesis and application of bimodal micromeso-structure and nanocrystals with controlled size and shape

Nanoscale metal-organic frameworks synthesis and application of bimodal micromeso-structure and nanocrystals with controlled size and shape

... preparing bimodal micro- and meso-porous MOF nanocrystals, uniform nanosized MOFs with controlled- shape and size and subsequently, the extensive application of the prepared nanosized MOFs The first objective ... preparation of mesoporous MOF nanocrystals and uniform nanoscale MOFs with desired shape and size 1.2 Objectives of the thesis The aim of this thesis is to develop synthetic methods for preparing bimodal ... developed to achieve bimodal micro/mesoporous MOF nanocrystals as well as nanosized MOFs with controlled size and shape In addition, using the synthesized MOF nanocrystals as templates, a new hollow...
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Expressed sequence tags analysis of major allergens producing dust mites and molecular characterization of their allergens

Expressed sequence tags analysis of major allergens producing dust mites and molecular characterization of their allergens

... www.pdffactory.com List of Tables IgE binding rates of the cloned dust mite allergens and their biological properties 22 Overview of the productions of recombinant mite allergens: from the aspects of the production ... mutants of the mites FABP homologues 70 Overview of the characteristics and statistical data of the dust mites EST collections 80 Summary and comparisons of gene expression levels in D farinae and ... House dust mites as an important cause of allergy 1.6.1 General aspects of mites Mites are normal inhabitants in our environment and are abundant in house dust as well as barns and grain stores Mites...
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Study of the associated proteins of STAT3 and characterization of their functions roles of GRIM 19 and PIN1 in the regulation of STAT3 activity

Study of the associated proteins of STAT3 and characterization of their functions roles of GRIM 19 and PIN1 in the regulation of STAT3 activity

... STUDY OF THE ASSOCIATED PROTEINS OF STAT3 AND CHARACTERIZATION OF THEIR FUNCTIONS: ROLES OF GRIM- 19 AND PIN1 IN THE REGULATION OF STAT3 ACTIVITY LUFEI CHENGCHEN B Sc (Hons), NUS A THESIS ... fold of human Pin1 37 Figure 3.1 Interaction of Stat3 and GRIM- 19 71 Figure 3.2 Association of endogenous Stat3 and GRIM- 19 75 Figure 3.3 Lack of interaction between GRIM- 19 and other STAT proteins ... GRIM- 19 in mitochondria 33 1.8.3 GRIM- 19 interacting proteins 34 1.9 Peptidyl-prolyl isomerase Pin1 1.9.1 Isolation and activity characterization of Pin1 1.10 Biological functions of Pin1 1.10.1 Pin1...
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Synthesis and application of hydrous cerium oxide modified activated carbon for arsenic and lead removal

Synthesis and application of hydrous cerium oxide modified activated carbon for arsenic and lead removal

... SYNTHESIS AND APPLICATION OF HYDROUS CERIUM OXIDE MODIFIED ACTIVATED CARBON FOR ARSENIC AND LEAD REMOVAL ZHANG CHENGYU (B.Eng., Peking University) A THESIS SUBMITTED FOR THE DEGREE OF MASTER ... of raw particle activated carbon (left) and nanosized hydrous cerium oxide modified activated carbon (HCO-AC) 4.2.2 Preliminary test of synthesized materials The experimental data of HCO-AC and ... As(III) removal 4.2.1 Morphological study of material by SEM Figure 4.1 showed the SEM images of raw particle activated carbon and 21 nanosized hydrous cerium oxide modified activated carbon The...
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The synthesis and application of energy storage materials derived from small molecules

The synthesis and application of energy storage materials derived from small molecules

... THE SYNTHESIS AND APPLICATION OF ENERGY STORAGE MATERIALS DERIVED FROM SMALL MOLECULES ZOU SHIQIANG (M.Sc, Peking University) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF SCIENCE ... this thesis, lab-scale synthesis and preparations are conducted to obtain organic and inorganic materials, which are polycarbazole and Sb-carbon composite, both derived from small molecules for energy- related ... attention to energy and environmental issues Scientists from all over the world try their best to enhance the electrochemical performance of current energy storage techniques and explore new energy...
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