High-Surface-Area Catalyst Design- Synthesis, Characterization, and Reaction Studies of Platinum Nanoparticles in Mesoporous SBA-15 Silica

... nm, and (e) 7.1 nm 3.2 Synthesis and Characterization of Pt /SBA-15 Catalysts 3.2.1 Incorporation of the Pt Particles in SBA-15 Structure SBA-15 with a pore diameter of 9.0 nm was used as a catalyst ... the conditions of catalyst synthesis The minimal change in SBA-15 physical parameters after incorporation of Pt into the silica reveals that there is no significant blocking of the SBA-15 channel ... methods according to the literature.9,10 Methanol, ethanol, and ethylene glycol served as solvents for dissolving Pt salts and PVP, and as a reducing agent of Pt according to the following reaction: ...

New materials for organic semiconductors and organic dielectries synthesis, characterization and theoretical studies

... scholarship and for providing the opportunity and facilities to carry out the research work Lastly, thanks to my parents and all my friends for their love and support ii Title: New materials for organic ... Zhang Sheng, Xu Changhua, Fan Dongmei and Wen Tao for their valuable help and advice in the synthesis and characterization of organic materials Special thanks to Organic Nano Device Laboratory (ONDL) ... organic dielectrics; ii) organic semiconductors; and iii) organic conductors Among the three types of organic materials, organic dielectrics has been intensively investigated and has been used in...

Macromolecular architectures based on well defined poly(pentafluorostyrene) design, synthesis, characterization and applications

... 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, and combination of ... constants (κ’s) among the bulk polymers However, their applications in sub-micron and nano-level electronics are hindered by difficulties in processing Amphiphilic fluoropolymers with well- defined...

Large scale synthesis, characterization and photoluminescence properties of amorphous silica nanowires by thermal evaporation of silicon monoxide

... 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 synthesized in bulk by a non-catalytic ... Ni) was found to be essential for the SiOx nanowires growth and also different from bi-cycle chain-like morphology of silica nanowires observed by Kar and Chaudhuri [14] during carbon-assisted...

synthesis, characterization and growing mechanism of monodisperse fe3o4 microspheres

... 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 further resulted in the formation of Fe3O4 ... morphologies of subunits and Fe3O4 microspheres formed by the subunits On the other hand, the reaction time was also an important factor that determined the dispersion of Fe3O4 microspheres and the...

Preparation, characterization and property studies of carbon nanostructures derived from carbon rich materials

... Thesis Title: PREPARATION, CHARACTERIZATION AND PROPERTY STUDIES OF CARBON NANOSTRUCTURES DERIVED FROM CARBON RICH MATERIALS Abstract Carbon nanomaterials have always been an area of interest for ... amorphous carbon Physical and chemical properties of carbon vary in each of the allotropes For example, diamond is one of the hardest materials existing in nature and graphite is as the soft materials ... preparation, characterization, properties, reactions and applications of carbon nanomaterials, in particular, graphite and graphene 1.1 Carbon Nanomaterials Fullerenes, carbon nanotubes (CNTs), carbon...

Synthesis, characterization and potential applications of pyrene based organic materials

... 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 Pyrene Based OLEDs 20 1.6.1.3 Pyrene Based OFETs ... SYNTHESIS, CHARACTERIZATION AND POTENTIAL APPLICATIONS OF PYRENE BASED ORGANIC MATERIALS JHINUK GUPTA (M Sc., Indian Institute of Technology Madras, India) A THESIS SUBMITTED FOR THE DEGREE OF...

Characterization and function studies of ncr1p a yeast ortholog of mammalian niemann pick c1 protein (NPC1)

... Abbreviations and Symbols Used ABCG ATP-binding cassette protein G gene subfamily ACAT acyl-CoA: cholesterol acyltransferase ALP alkaline phosphatase AMPK AMP-activated protein kinase APOE4 apolipoprotein ... 35 - associates with ER membranes by interacting with VAMP associated protein (VAP, VAP -A and VAP-B) (Wyles et al., 2002) Both VAP -A and VAP-B (INSIG1 and 2) associate with SCAP, which interacts ... CoA Acetyl CoA CoA-SH CoA-SH Acetyl CoA Acetoacetyl CoA Hydroxymethylglutaryl CoA NADPH+2 H+ NADP++CoA-SH ATP ATP ADP ADP 5-Pyrophosphomevalonate 5-Phosphomevalonate Mevalonate ATP ADP+Pi+CO2 Isopentenyl...

Characterization and immunological studies of fish nervous necrosis virus

... CHARACTERIZATION AND IMMUNOLOGICAL STUDIES OF FISH NERVOUS NECROSIS VIRUS BY ASHOK HEGDE (MFSc) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF BIOLOGICAL ... viral nervous necrosis virus (VNN) of larval and juvenile fish I.3 21 Geographical and species distribution of clinical nervous necrosis virus (VNN) 22 2.1A Primers used for amplification of RNA1 ... 2001) of immunization of fish against nervous necrosis virus Therefore, the present study was aimed at detailed characterization and pathogenicity studies of NNV, and to test the efficacy of recombinant...

Synthesis, characterization and self assembly of stimuli sensitive materials

... (A and C) and emission (B and D) spectra of dithienylethenes photochromism in chloroform solution; DTEPh (A and B) and DTE-Naph (C and D) 121 Figure 4.4 Change in the color upon irradiation of ... design of systems, which were capable of generating welldefined supramolecular entities via self- assembly under a given set of conditions.2 Satyananda Barik National University of Singapore Self- assembly ... other hand, is concerned with the design and synthesis of crystalline Satyananda Barik National University of Singapore materials with specific and tunable properties.3a However, molecular self- assembly...

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Synthesis, characterization and fluorescence quenching of water soluble cationic conjugated polymers

... Engineering (IMRE) Thesis Title: SYNTHESIS, CHARACTERIZATION AND FLUORESCENCE QUENCHING OF WATER- SOLUBLE CATIONIC CONJUGATED POLYMERS Abstract Water- soluble conjugated polyelectrolytes have attracted ... SYNTHESIS, CHARACTERIZATION AND FLUORESCENCE QUENCHING OF WATER- SOLUBLE CATIONIC CONJUGATED POLYMERS FAN QULI (MSc Nanjing Univ.) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY ... was to syntheses and characterization of novel water- soluble conjugated polyelectrolytes and to study the structure -quenching and environment -quenching relationship of those conjugated polyelectrolytes...

Báo cáo khoa học "ADIABATIC TEMPERATURE RISE AND REACTION RATE OF MASS STRUCTURE IN LOTTE CENTER HANOI PROJECT " pptx

... of adiabatic temperature rise and reaction velocity by classification of binder quantity 3.2 Temperature rise quantity and analysis of Mock-up Test The time reaching the highest temperature of ... measured and analyzed (Center) The measured results (Center) Table The amount of adiabatic temperature rise and reaction velocity of the real member Class Temp of concrete placing Temp increased Reaction ... method of curing concrete is demonstrated in 3.3 and shown in Figure Figure Shape and curing plan of mat foundation 4.3 Thermal stress and TCI of mat foundation Hydration heat generated from internal...

báo cáo hóa học: " Structural and thermal studies of silver nanoparticles and electrical transport study of their thin films" pdf

... al.: Structural and thermal studies of silver nanoparticles and electrical transport study of their thin films Nanoscale Research Letters 2011 6:434 Submit your manuscript to a journal and beneﬁt ... http://www.nanoscalereslett.com/content/6/1/434 Page of A B Figure FETEM and HRTEM images of silver nanoparticles (a) FETEM image of silver nanoparticles (b) High-resolution image of a single silver nanoparticle and inset shows ... method for the preparation of silver nanoparticles and their thin films is simple, convenient, and viable which allows nanocrystalline silver particles of spherical shape and almost narrow size distribution...

Báo cáo hóa học: " Effect of Cationic Surfactant Head Groups on Synthesis, Growth and Agglomeration Behavior of ZnS Nanoparticles" pot

... compared effect of two nonionic surfactant stabilized emulsions on ZnS nanoparticles size Shao et al [16] studied the role of oleic acid and TOP on growth and agglomeration behavior of cobalt ... characterization of ZnS nanoparticles have been discussed and compared The effect of type of surfactants (with different head group) on agglomeration behavior and photophysical properties of ZnS nanoparticles ... quantitative determination of concentrations of the absorbing species in solution, the absorbance is directly proportional to the concentration of absorbing species i.e., concentration of ZnS nanoparticles...

Báo cáo vật lý: "Volumetric and Thermodynamic Studies of Molecular Interactions in Ternary Liquid Mixtures at 303, 308 and 313K" pptx

... Volumetric and Thermodynamic Studies 98 liquid mixtures of weakly7 or strongly interacting components.8 The study of molecular associations in organic ternary mixtures having an alcohol as ... measurements at 303, 308 and 313K The main purpose of this study is to characterize the molecular interactions in these systems and subsequently to determine the effect of the chain length of 1alkanols ... increasing concentrations of 1-alkanols in all of the systems and decreased with increasing temperature The increasing positive values of Gibb’s function suggest the existence of molecular associations...

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