fabrication characterization and applications of template synthesized nanotubes and nanotube membranes

... Fabrication, characterization, and kinetic study of vertical single-crystalline CuO nanowires on Si substrates Shao-Liang Cheng*1 and Ming-Feng Chen1 Department of Chemical and Materials ... (i), (ii) and (iii) shown in (b) Figure TEM images, SAED patterns, HRTEM image, and EDS line-scan profile of the CuO nanowires (a), (b), and (c) show representative bright-field TEM images of three ... SEM images Figure Average length and square of the length of the CuO nanowires versus annealing time curves (a) The average length and (b) square of the length of CuO nanowires versus annealing...

Ngày tải lên: 21/06/2014, 17:20

... in the fabrication of cobalt nanowires inside an APA template [9] In this work, we report on the use of ILs in the fabrication and characterization of APA, starting from a well-known APA fabrication ... reaction in spite of the oxalic acid and/ or water oxygen, and the latter being very easily soluble in water Sample Characterization The APA outer and inner surfaces were imaged by means of atomic force ... results of a morphological analysis of the outer APA surface of the samples fabricated during the anodizations of Fig are displayed By means of AFM, both the outer pore mouth diameter dout and the...

Ngày tải lên: 22/06/2014, 00:20

... applied at the terminals of the test key for measuring the I-V characteristics of the N and P drivers and the DUT, and, the C-V measurement of N and P-type SNW DUTs The I-V of Driver devices help ... electrode and no spacer Inset: schematic cross-sections of the three FinFET devices 25 Fig 2-8: Comparison of On- and Off-current of the three devices A- with gate electrode height 20 nm and nitride ... 102 5.2 CBCM Test Key Design and Fabrication 103 5.3 CBCM Test setup and I-V Characterization of DUT and Drivers 106 5.4 Verification of CBCM with LCR Meter Measurement ...

Ngày tải lên: 12/09/2015, 11:29

... microelectronic, optical, and mechanic devices, and in biomaterials and materials for drug delivery [37-39] Development in more advanced fabrication strategies of nanowires and nanotubes to improve ... sensing, and field emission materials On the other hand, the investigation of the mechanism of MTAPc polymerization process will enhance our understanding of the electropolymerization of a series of ... the advantage of being soluble when exposed to an acidic solution On the other hand, physical template- assisted fabrication (mostly using AAO template) has a number of interesting and useful features...

Ngày tải lên: 14/09/2015, 14:08

... thought of as a layer of graphene rolled-up into a cylinder [5] Depending on the arrangement of their graphene cylinders, there are two types of nanotubes: single walled nanotubes (SWNTs) and multiwalled ... SUMMARY 56 CHAPTER FABRICATION, DETECTION AND CHARACTERIZATION OF CARBON NANOTUBE RESONATOR 59 4.1 INTRODUCTION 59 4.2 EXPERIMENTAL SETUP AND DEVICE FABRICATION 60 4.2.1 MAKING CONTACTS AND PULLING ... properties of carbon nanotubes Carbon nanotubes inherit their remarkable electrical properties from the unique electronic band structure of graphene (Fig 2.6a) Depending on its chirality, nanotube...

Ngày tải lên: 06/10/2015, 20:43

... PHA, PHB and PHBV 16 2.2.3.1 PHA 16 2.2.3.2 PHB and PHBV 17 2.2.4 Miscible and Immiscible Polymers with PHB and PHBV 21 iii 2.2.5 Other Uses of PHB and PHBV 2.3 Applications of PHB and PHBV in ... (C) PHBV(8%) and (D) PHBV(12%) A1, B1, C1 and D1 represent before degradation A2, B2, C2 and D2 represent one year after degradation Size of the bar of A1, A2 and C1 is 50 µm and that of the rest ... 14 and (H) day 16 93 Fig 4.36 SEM micrographs of Hep3B seeded on the microspheres after weeks: (A) PHB, (B) PHBV(5%) and (C) PHBV(8%) Size of the scale bar of A1, B1 and C1 is 100 µm and that of...

Ngày tải lên: 06/10/2015, 20:43

... Solar Cells Fabrication, Characterization and Applications Edited by Jef Poortmans and Vladimir Arkhipov IMEC, Leuven, Belgium Thin Film Solar Cells Fabrication, Characterization and Applications ... 7.4.3 Production of Cadmium Telluride Solar Modules 7.5 Advanced Characterization and Modeling of Cadmium Telluride Solar Cells 7.5.1 Characterization and Modeling: Introduction 7.5.2 Characterization ... efficiencies between and % Standing issues of this type of hybrid solar cells are the replacement of the sensitizer by a material with increased absorption in the red and infrared part of the spectrum,...

Ngày tải lên: 21/12/2016, 10:27

... http://www.nanoscalereslett.com/content/6/1/64 Page of checked by means of X-ray diffraction (XRD, MAC M18XHF) Results and Discussion Morphology The anodic conditions and morphology parameters of the nanotubes, prepared in ... by Table The anodic conditions and morphology parameters of the nanotubes prepared in the electrolytes containing 0.175 M NH4F and different volume ratios of water and glycerol Samples Electrolytes ... patterns of samples and exhibit amorphous nanotube array structures Hence, the XRD patterns of sample are of considerable interest since the anatase (101) peak indicating the crystallization of the...

Ngày tải lên: 21/06/2014, 11:20

... into three bands under the influence of spin-orbit interactions and crystal-field effects Three bands splitted in valence band and thus transition from these bands dominated near-band-gap intrinsic ... faces consisted of a-axis (112¯0) and (101¯0) and has equal number of Zn and O Zn (0001) is a basal plane and O (0001¯) caxis has slightly different electronic structure On the hand, O (0001¯) ... 0.3820 The electronic structure of bulk ZnO mostly involved sp3d5 orbitals of zinc and p3 orbitals of oxygen which are major portions of valence and conduction bands The hopping interactions between...

Ngày tải lên: 04/10/2015, 10:24

... into three bands under the influence of spin-orbit interactions and crystal-field effects Three bands splitted in valence band and thus transition from these bands dominated near-band-gap intrinsic ... faces consisted of a-axis (112¯0) and (101¯0) and has equal number of Zn and O Zn (0001) is a basal plane and O (0001¯) caxis has slightly different electronic structure On the hand, O (0001¯) ... 0.3820 The electronic structure of bulk ZnO mostly involved sp3d5 orbitals of zinc and p3 orbitals of oxygen which are major portions of valence and conduction bands The hopping interactions between...

Ngày tải lên: 12/10/2015, 17:33

... here concentrate on applications of COFRADIC in studying selected post-translational modifications ) protein processing [34,36] and N-glycosylation [39] – and describe the use of COFRADIC for studying ... features of ATP-binding proteins As expected, the majority of FSBA-labeled Jurkat proteins were known binders of small nucleotides, cofactors, or DNA and RNA molecules However, several proteins and ... autosampler, and can be purchased from a variety of companies; and, at least in our hands, HPLC solvent gradients and flow rates can nowadays be controlled such that the overall reproducibility of HPLC...

Ngày tải lên: 18/02/2014, 16:20

... volume of mL each of a solution of 3-phenylpropionitrile (181.5 mg) and 3-phenylpropionic acid (205.2 mg) in methanol (10 mL), and Tris/HCl buffer (990 mL, 70 mM, pH 8.5) were mixed, and mL from ... plot As a crude extract of recombinant AtNIT1 had a half-time of days at pH and °C, the in¯uence of antioxidants and protease inhibitors on enzyme stability was investigated Of the applied thiols ... SDS/PAGE and stained with Coomassie Last lane, molecular masses of standards (kDa); lanes 17±19, active fractions after HiTrap chromatography (C) Estimation of native molecular mass of recombinant...

Ngày tải lên: 23/03/2014, 21:21

... focussed particularly on structural characterization, elucidation of mechanism of action, kinetics, sequencing and cloning of lipase genes, and general characterization of performance (Alberghina et ... synthesis of lipid membranes and prostaglandins Microbial lipases are used to obtain PUFAs from animal and plant lipids such as menhaden oil, tuna oil, and borage oil Free PUFAs and their mono- and ... used as immobilized enzymes and the methods of immobilization are discussed Applications of lipases Lipases are widely used in the processing of fats and oils, detergents and degreasing formulations,...

Ngày tải lên: 24/03/2014, 05:20

... compositions and crystal structures Therefore, special Synthesis and Applications of Titanium Oxide Nanotubes 19 emphasis is also placed to introduce modification of the nanotubes by doping and/ or nanocompositing ... (110)/0.268 (001)/0.951 Synthesis and Applications of Titanium Oxide Nanotubes 23 Fig 2.4 High-temperature X-ray diffraction patterns of synthesized TiO2 nanotubes and corresponding structure change ... controlled by the size of template used Followed by these processing routes, however, the most as -synthesized nanotubes have an amorphous structure, and then they become nanocrystalline nanotubes after...

Ngày tải lên: 02/07/2014, 13:10

... application in the production of chemical specialties The novel catalysts were compared in of Knoevenagel and Claisen-Schmidt condensation reactions and in the addition reaction of propylene oxide with ... Influence of surfactant chain length on basic catalytic properties of Si-MCM-41 Microporous and Mesoporous Materials, 106 (2007) 8-16 5) - L Martins, R T Boldo, D Cardoso Ion exchange and catalytic ... (FAU) and mesoporous silicate (like MCM-41) The following parameters were evaluated: (1) different alkylammonium cations, (2) different amount of alkylammonium cations and (3) application of these...

Ngày tải lên: 02/07/2014, 13:12

... Dispersion of carbon nanotubes 1.4 Applications of carbon nanotubes 10 1.5 Structure and morphology of graphene 12 1.6 Properties of graphene 14 1.6.1 Electronic and ... [25] 1.4 Applications of carbon nanotubes CNTs have a lot of attractive applications based on their unique structures and properties For example, the 1D structure of CNTs gives rise to applications ... classified into single-walled carbon nanotubes (SWCNTs), double-walled carbon nanotubes (DWCNTs) and multi-walled carbon nanotubes (MWCNT) according to the number of graphene sheet layers (a) (b)...

Ngày tải lên: 10/09/2015, 08:35

... Carbon nanotubes) , the fabrication, functionalization and applications of carbon nanotubes provide us with similar methods and directions in the comprehensive study and related research of oxide nanotubes ... 2.3.2.1 Properties of nanotubes The physical and chemical properties of nanotubes gradually became the subject of experimental studies after Iijima discovered carbon nanotubes in 1991 and after Smally ... Carbon nanotubes 29 2.3.2.3 Oxide nanotubes 32 2.3.2.3.1 Synthesis methods of oxide nanotubes 32 2.3.2.3.2 Formation mechanism of oxide nanotubes .35 2.3.2.3.3 Applications...

Ngày tải lên: 11/09/2015, 10:19

... fields of applications of pyrene derivatives 18 Figure 1.7 Various methods of phase transfer of NPs between water and organic medium 29 Figure 1.8 Mechanism of enhancement and quenching of pyrene ... solution of POLY7 before extraction (★) TEM images of the dropcasted film of DCM layer of vial (c) and vial (d) confirm transfer of AgNP and AuNP from water to DCM layer Insets show the TEM images of ... solution of POLY13 before extraction (★) TEM images of the dropcasted film of DCM layer of vial (c) and vial (d) confirm transfer of AgNP and AuNP from water to DCM layer Insets show the TEM images of...

Ngày tải lên: 11/09/2015, 10:19

... characterization of 65nm RF n-MOSFETs, modeling of the impact of metal dummy fills on the microwave behavior of spiral inductors, and the design of line resonators and filters at 60 GHz and 77 GHz in ... , and S short of the device testDU structure, “thru”, and “short”, respectively, and the noise parameters N Fmin T , DU DU Yopt T , and Rn T of the DUT; Solve Y1 and Z2 from the Y-parameters of ... accounting for the effects In chapters and 6, a systematic study of millimeter wave line resonators and the design of bandpass filters at 60 and 77 GHz in a standard CMOS is demonstrated Options...

Ngày tải lên: 12/09/2015, 09:42

... 38 ii Fabrication and Characterization of Ultrafiltration and Nanofiltration Membranes 2.2 WANG KAI YU Characterization of Structural Parameters of UF hollow fiber membranes from solute ... 110 iv Fabrication and Characterization of Ultrafiltration and Nanofiltration Membranes Chapter WANG KAI YU Chemical Modification of PBI Nanofiltration Membranes Applied for the Separation of Electrolytes ... Chemicals 134 5.2.2 Fabrication of PBI Nanofiltration Hollow Fiber Membranes 135 v Fabrication and Characterization of Ultrafiltration and Nanofiltration Membranes WANG KAI YU 5.2.3...

Ngày tải lên: 12/09/2015, 11:29