STUDY ON SYNTHESIS AND CHARACTERIZATION OF NEW MATERIALS BASED NANOSTRUCTURES OF GRAPHENE APPLIED IN ENVIRONMENTAL TREATMENT

... alkylation leading to a depletion of mtDNA in intact cells (Fig 1) Here we report the synthesis and characterization of a novel mitochondria- targeted alkylating reagent and show that it alkylates ... One approach to increase the duration of PNA binding to DNA is to conjugate it to a DNAalkylating reagent so that the PNA becomes covalently bound to its tar...

Ngày tải lên: 20/02/2014, 11:20

... sub5910 strates of H+ ⁄ peptide cotransporters, such as Gly-Sar, Ala-Ala, Lys-Lys, Ala-Asp, d-Phe-Ala, Ala-Ala-Ala, d-aminolevulinic acid, cefadroxil and Ala-4-nitroanilide (all 100 lm, Table 1) ... UK) Dexamethasone, apotransferrin, Gly-Gln, AlaAla, Ala-Ala-Ala, Lys-Lys, d-aminolevulinic acid, cefadroxil, Gly, Pro-Ala, 8-aminooctanoic acid and Gly-Sar were from Sigma-Aldrich (Deisenho...

Ngày tải lên: 07/03/2014, 05:20

... El Ayeb, M., Rochat, H., Allen, P.D., Pessah, I.N., De Waard, M & Sabatier, J.M (2000) Chemical synthesis and characterization of maurocalcine, a scorpion toxin that activates Ca2+ release channel/ryanodine ... synthesis and characterization of Pi1, a scorpion toxin from Pandinus imperator active on K+ channels Eur J Biochem 267, 5149–5155 Lebrun, B.,...

Ngày tải lên: 17/03/2014, 10:20

... distribution of TiO2 nanorods grown on PT-substrate at an annealing temperature of 700 8C and at a hydrothermal growth temperature of 160 8C and with growth time of h Fig SEM image of TiO2 nanorod arrays ... electron diffraction of TiO2 nanorods; (b) lattice fringes image of high-resolution TEM of one single TiO2 nanorod at the side surface that TiO2 na...

Ngày tải lên: 19/03/2014, 16:48

... al.: Synthesis and characterization of aligned ZnO /BeO core/shell nanocable arrays on glass substrate Nanoscale Research Letters 2011 6:506 Submit your manuscript to a journal and benefit from: Convenient ... nanowire arrays and ZnO /BeO core/shell nanocable arrays Authors’ contributions MJZ carried out the experiments ZY, KL and JCZ participated in the sam...

Ngày tải lên: 21/06/2014, 00:20

... Pellets of single phase sample were prepared using a stainless steel die measuring mm in diameter Sufficient amount of powder was added, cold pressed uniaxially, and sintered at 1100oC in order to increase ... its volatile, reactive characteristic and relatively low firing temperature in forming binary or ternary materials with other elements, e.g bismuth vanadates, bismu...

Ngày tải lên: 07/08/2014, 14:20

... focuses on the design, synthesis, and characterization of polymeric materials for energy storage applications, which include small molecule electrolyte additives, solid polymer electrolyte, and gel ... numbers of other synthetic polymers were developed and commercialized in response to the growing need for new materials in the automotive and aerospace indu...

Ngày tải lên: 13/11/2014, 11:13

... encouragements and understanding during past years VI Summary This thesis research dealt with the synthesis and characterization of cobalt ferrite (CoFe2O4) powdered materials, and studied the influences of ... in cobalt ferrite materials, in this thesis research, cobalt ferrite powdered materials are chosen Although the formation of a textured structure in...

Ngày tải lên: 11/09/2015, 09:10

... SYNTHESIS AND CHARACTERIZATION OF NEW METAL- CARBON CATALYSTS FOR HYDROGENATION OF D- GLUCOSE LIU JIAJIA (M.Eng, Tianjin University) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT ... reaction types: i) hydrogenation of aliphatic aldehydes and ketones; ii) hydrogenation of unsaturated aldehydes; iii) hydrogenation of aromatic a...

Ngày tải lên: 11/09/2015, 10:18

... 2 263 The electrode surface area was 0.785 cm2 6. 3 Details of the amphiphilic poly(p- phenylene)s synthesized and used for the present study 6. 3.1 Synthesis and characterization of monomers and ... 3 .69 (b, OCH2), 3. 46 (b, CH2O), 3.37 (b, OCH2CH2), 1 .66 (b, CH2), 1.24 (b, CH2), 0.87 (b, CH3) 13 C NMR (CDCl3, δ, ppm): 150, 117.1, 98 .6, 69 .5, 67 .5, 62 .1, 31.8, 30...

Ngày tải lên: 14/09/2015, 18:36

... C12PPPC11OH Scheme 5. 1 Chemical structures of the PPPs used for silica polymerization 5. 2 Results and Discussions 5. 2.1 Synthesis of Polymer C12PPPOC11OH The synthesis and characterization of the monomer ... sizes ranging from 50 0 nm to 900 nm (Figure 5. 4) 156 Synthesis and Characterization of Luminescent Conjugated Polymer-Silica Composite Spheres A μm B μm...

Ngày tải lên: 14/09/2015, 18:37

... Films of Carbazole Functionalized poly(p- phenylene)s via Electropolymerization N (CH2)5 O n O (CH2)5 CH3 Figure 4. 1 Chemical structure of the polymer C6PPPC5Cb 4. 2 Results and Discussion 4. 2.1 Synthesis ... Synthesis and Characterization of the polymer C6PPPC5Cb The polymer C6PPPOH was synthesized using Suzuki polycondensation of the respective monomers and the det...

Ngày tải lên: 14/09/2015, 18:37

... (eV) LUMO (eV) 34 0 412 407 3. 19 -5. 93 -2. 83 C12PPPOH 34 7 34 8 414 417 3. 17 -5. 43 -2.84 2.59 57±2% 50±5% C18PPPOH 33 1 33 8 407 411 3. 21 -5.74 -3. 13 2.61 69±2% 53 5% 0.12 30 V 0.08 28V 26V 0.04 24V ... (Figure 3. 1) OH OH OH x O O O (CH2)n (CH2)n (CH2)n CH3 CH3 CH3 Figure 3. 1 Molecular structure of CnPPPOH polymers 94 Photophysical Properties of a New Class of A...

Ngày tải lên: 14/09/2015, 18:37

... 0.0 20 22 24 26 28 30 32 θ/deg Reflectivity R 0.8 0.6 0.4 0 .2 0.0 20 (B) Gold Thiol layers 12 layers 16 layers 22 24 26 θ/deg 28 30 82 LS and LB Film Formation of Planar Amphiphilic poly(p- phenylene)s ... structure of CnPPPOH polymers 2. 2 Results and discussion 2. 2.1 Synthesis and characterization of the polymer C6PPPOH, C12PPPOH and C18PPPOH A series...

Ngày tải lên: 14/09/2015, 18:38

... π-band (valence band) of the polymer and the lowest unoccupied molecular orbitals (LUMO) form the π*-band (conduction band) of the polymer As a consequence of the band alternation, band gap of ... polyaniline 1. 2 Poly(p- phenylene)s the simplest aromatic conjugated polymer 1. 2 .1 A brief history of PPP Poly(p- phenylene)s, PPPs, constitute the prototype of rigid-rod polym...

Ngày tải lên: 14/09/2015, 18:38