Template assisted synthesis and assembly of nanoparticles 2

... 60 .2 59.9 60.1 60.5 60.3 60 .2 60.9 60 .2 60.1 20 20 20 20 20 20 20 20 20 20 12 30 50 125 25 0 500 750 1000 Reaction Time I (hours) 2 2 2 2 2 Reaction Time II (hours) 20 20 20 20 20 20 20 20 20 20 ... (nm) 12 50 6.1 2. 0 4.0 24 12 50 12. 1 2. 0 8.0 24 12 50 24 .1 2. 0 10.0 24 12 50 0 .24 * 2. 0 4.0 24 10 30 6.3 2. 0 4.0 24 10 10 30 3.0 2. 0 4.0...

Ngày tải lên: 12/09/2015, 08:16

... La1 61, Pt164, 16 6 -18 7, Rh183, 18 8 , Ag164, 16 6, 16 7, 18 6, Au163, 16 6, 16 7, 17 2, 18 1 -18 3, 18 6, 18 9 -19 7, Ni198-200, Cu167, 17 2, 2 01, Fe202, including alloy nanoparticles such as FeNi203, CoNiFe204, ... stabilization of metal/semiconductor nanoparticles After the first report on decorating CNTs with Ru nanoparticles1 60, more metal nanoparticles such as P...

Ngày tải lên: 12/09/2015, 08:16

... Chapter a Ag 3d5/2 b Ag 3d3/2 37 6.0 37 2.0 36 8.0 36 4.0 37 6.0 Binding Energy (eV) c 37 6.0 37 2.0 36 8.0 36 4.0 Binding Energy (eV) d 37 2.0 36 8.0 Binding Energy (eV) 36 4.0 37 6.0 37 2.0 36 8.0 36 4.0 Binding ... area ratio of 2 :3 This fits well with reported position for Ag2S (Standard positions given in the Handbook of XPS25, Ag0: 37 4.2 & 36 8.2 eV, Ag2S 37 4....

Ngày tải lên: 12/09/2015, 08:16

... signals of the low concentration of PbS in this composite 1277 13 14 Sample Sample 1 342 Sample 1387 Sample 147 2 1000 1200 Sample 140 0 1600 W avelength nm Figure 4. 13 PL spectra of PbS nanoparticles ... 3.70 3. 94 4.26 4. 29 5.21 1. 64 1.36 1.16 1. 04

Ngày tải lên: 12/09/2015, 08:16

... 0.000 25 -13 -14 0.000 15 - 15 0.00010 -16 0.0 0 .5 1.0 1 .5 2.0 2 .5 3.0 3 .5 1/E 0.000 05 0.00000 0.12 0.10 ln(J/E2) 0.00030 -8 -10 -12 0.08 -14 0.06 -16 0.0 0 .5 1.0 1 .5 2.0 2 .5 3.0 3 .5 2.0 2 .5 0.02 ... applied as solar cell 1 65 Chapter MWCNT/PbS MWCNT as purchased a 0. 65 MWCNT/PbS MWCNT as purchased b 0.60 Absorbance Absorbance 0.60 0 .55 0 .50 0 .55 0 .50 0. 45 0. 4...

Ngày tải lên: 12/09/2015, 08:16

... 260 362 8 23 169 2 33 1077 400 3 46 6450 31 3007 44 1915 500 433 10078 39 469 9 55 2992 60 0 520 14513 46 6 767 66 4308 700 60 6 19754 54 9210 77 5 863 800 69 3 25801 62 12030 88 765 8 900 779 3 265 4 70 ... 62 12030 88 765 8 900 779 3 265 4 70 15225 98 969 3 1000 866 40314 77 187 96 109 11 966 1053 912 44700 81 20842 115 13 268 1 96 Chapter 6. 1.2 Assembly of Ag2S nanoparticl...

Ngày tải lên: 12/09/2015, 08:16

... pattern consists of characteristic peaks of Nickel and Nickel oxide The appearance of a kink in the main at 44° indicate the presence two phases, one that of Nickel (44.5o—(111)) and the other corresponding ... between Nickel and Nickel Oxide [20, 21] The effect of cycling on the structural parameters of nickel composites is depicted in Figs and The XRD of sa...

Ngày tải lên: 21/06/2014, 18:20

... 33 2.2 Synthesis of 1D nanostructures using AAO as template 34 Chapter iii Table of contents 2.2.1 Synthesis of PPV 1D nanostructures …………… 35 2.2.2 Electrodeposition of polypyrrole and metallic ... amorphous) Chapter 1.1.1 Single-component NWs and NTs Single-component 1D nanostructures are simply NWs and NTs that consist of one type of material The application...

Ngày tải lên: 10/09/2015, 09:29

... SYNTHESIS AND ASSEMBLY OF COPPER AND COPPER (I, II) OXIDES NANOSTRUCTURES CHANG YU (B Eng., IMPU; M Eng., DUT) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF CHEMICAL ... application and synthesis of copper (Cu) 11 2.2.1 Crystal structure and application of copper (Cu) 11 ii 2.2.2 Synthetic strategies for metallic copper...

Ngày tải lên: 14/09/2015, 13:51

... 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)...

Ngày tải lên: 16/09/2015, 17:11

... 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

... patterns of Fe3+ -doped SnO2 nanoparticles: (a) SGC series and (b) SGH series pound Because of the interference of Fe3+ with SnO2 lattice, the crystallinity of the Fe3+ -doped SnO2 nanoparticles ... samples of pure SnO2 and 10% Fe3+ doped SnO2 are shown in Figs and The grain sizes of SnO2 calculated by Scherrer formula are showed in Table Compared to pure SnO...

Ngày tải lên: 20/03/2014, 13:08

... Journal of Science, Mathematics - Physics 25 (2009) 221-230 In this paper, we report on synthesis and characterization of gold NPs as well as CoPt and FePt NPs Experimental Synthesis of gold ... under a mixture of % H2 and 95 % Ar atmosphere The increasing rate of temperature was 6°C/min and cooling with the furnace The sonoelectrodeposition method has been used for syn...

Ngày tải lên: 28/03/2014, 13:20

... Structural, optical, and magnetic studies of manganese-doped zinc oxide hierarchical microspheres by self-assembly of nanoparticles Yao-Ming Hao1, Shi-Yun ... study, a series of manganese [Mn]-doped zinc oxide [ZnO] hierarchical microspheres [HMSs] are prepared by hydrothermal method only using zinc acetate and manganese acetate as precursors and e...

Ngày tải lên: 20/06/2014, 20:20

... Page of Figure XRD powder patterns of SA and Asp surface-coated TiO2 nanoparticles The patterns show formation of 5-nm anatase phase Figure TEM images of (a) SA-coated and (b) Asp-coated TiO2 ... 12:1018 doi:10.1186/1556-276X-6-423 Cite this article as: Cheyne et al.: Synthesis and characterisation of biologically compatible TiO2 nanoparticles Nanoscale Research...

Ngày tải lên: 21/06/2014, 03:20