Triarylamine based molecules synthesis, characterization and application

... 84 Figure 5.3 Triarylamine based porphyrins P1 and P2………………………… 88 Scheme 5.3 Synthesis routes to P1 and P2…………………………… ………… 89 Figure 5.4 Normalized absorption and emission of P1 and P2 in THF…… ... Figure 6.3 Absorption and Emission of T3L1, B3L1, T2L1 and B2L1………… 122 Figure 6.4 Absorption and emission of TFL1 and BFL1 ……………………… 123 Figure 6.5 Absorption and emission o...

Ngày tải lên: 14/09/2015, 14:09

... lower hydrolysis rates were the two triphosphate analogues with b,c-substitutions GppCH2p and GppNHp The Ras-catalysed hydrolysis rate of GTPcNH2 finally lay midway between the rates for GTPcS and ... c-Fluoroadenosine triphosphate Synthesis, properties, and interaction with myosin and heavy meromyosin Biochemistry 11, 2863–2871 34 Pfeuffer, T & Eckstein, F (1976) Topology...

Ngày tải lên: 18/03/2014, 01:20

... WELL- DEFINED SILICA- POLYMER CORE- SHELL HYBRIDS AND POLYMER HOLLOW STRUCTURES: SYNTHESIS, CHRACTERIZATION AND APPLICATIONS LI GUOLIANG M Sci., Polymer Chemistry and Physics Nankai ... SUMMARY Well- defined inorganic /polymer core- shell hybrids and polymer hollow micro-/nanostructures are of great interest because of their diverse applications in che...

Ngày tải lên: 10/09/2015, 08:40

... 180oC for days and then cooled naturally to room temperature Among these nanostructured metal oxides, transition metal oxide nanostructure offers a wider spectrum of potential applications, including ... bottom of the conduction band; EF the Fermi level; XS the work function and XSO the electron affinity Figure 4-2: Energy band diagram of metal and semiconductor contact...

Ngày tải lên: 16/10/2015, 15:37

... reference to Coordination chemistry of pyrazolone based schiff bases relevant to uranyl 663 Table 4b1 Various bond length of compound (5) S No Atoms Actual bond length Optimal bond length S No Atoms ... satisfactory analytical data and all the studies presented above suggest that the complexes are of the compositions, Coordination chemistry of pyrazolone b...

Ngày tải lên: 02/09/2015, 13:48

... DOCTOR OF PHILOSOPHY DEPARTMENT OF CHEMISTRY NATIONAL UNIVERSITY OF SINGAPORE 2010 SYNTHESIS, CHARACTERIZATION AND POTENTIAL APPLICATIONS OF PYRENE BASED ORGANIC MATERIALS Abstract Fluorescent pyrene ... Types of Pyrene Polymers 17 Applications of Pyrene Derivatives 18 Applications in Organic Electronics 19 1.6.1.1 Pyrene Based LCDs 19 1.6.1.2 Py...

Ngày tải lên: 11/09/2015, 10:19

... Semiconductor Nanowires for Future Nanoscale Application: Synthesis, Characterization, and Nanoelectronic Devices YANG WEIFENG B Sci (Fudan University, P R China) 2005 A THESIS SUBMITTED FOR ... metal and an n-type semiconductor in the absence of surface states At the far left, the metal and semiconductor are not in contact and the system is not in thermal equi...

Ngày tải lên: 14/09/2015, 08:45

... revealed by AFM The formation of well- defined and uniform micelles from the present well- defined block-graft copolymers was demonstrated CHAPTER LITERATURE REVIEW 2.1 Applications and Physicochemical ... by anionic polymerization, cationic polymerization, free radical polymerization, group transfer polymerization, ring opening metathesis polymerization, chemical modification, a...

Ngày tải lên: 16/09/2015, 08:31

... single step process using thermal evaporation of silicon monoxide under argon atmosphere with traces of oxygen The nanowires were free from metal contaminations and showed blue photoluminescence at ... its simplicity and the low cost Conclusions Amorphous silicon dioxide nanowires of several hundred microns in length and tens of nanometers in diameter have been...

Ngày tải lên: 16/03/2014, 15:18

... condition of the microspheres shown in Fig 1c The surface of microspheres was made of a number of small subunits, each of which is like a tetrahedron crystal in shape and uniform in size and packed ... formation of homogeneous and tight Fe3O4 In contrast, pH values in NaOH system changed all through and decreased with the nucleation time of forming Fe3O4, and fu...

Ngày tải lên: 20/03/2014, 13:08

... surface resulting in the band bending of the conduction band (C.B) and the valence band (V.B) Formation of large number of ionized www.intechopen.com ZnO Nanorods Arrays and Heterostructures for ... conduction band of ZnO by ZnO band edge absorption and electron transport via Au NPs (Dhara & Giri, unpublished) Fig 20 Photocurrent spectra of the as–grown NRs and Au NPs decorate...

Ngày tải lên: 28/04/2014, 13:15

... mechanism of ZnO nanorods fabricated by the aqueous solution method The proposed mechanism includes three steps: (1) fine and independent ZnO nanorods grew and bundled together (2) fine ZnO nanorods ... some ZnO nanorods not vertically align very well and they are inclined to the substrate surface Figure shows the average diameters and lengths versus growth time and...

Ngày tải lên: 28/04/2014, 13:15

... fundamentals and applications of nanosciences and nanotechnologies The methods described in this book are very powerful and have practical applications in the subjects of nanorods The potential applications ... gaps between nanorods were set to be 0, 5, and 10 nm along the x and y axes in Figs 5(a), 5(b), and 5(c), respectively Fig Unit cell structures and the optical...

Ngày tải lên: 28/04/2014, 13:15

... UV absorption ZnO is a biosafe and biocompatible material that has many applications, such as in electronics and biomedical and coating technologies A reduction in size of the ZnO particle to ... vertically aligned ZnO nanorod arrays Materials Chemistry and Physics, Vol.122, No.1, pp.18, ISSN 0254-0584 Lupan, O.; et al (2007) Nanofabrication and characterization of ZnO na...

Ngày tải lên: 28/04/2014, 13:15